A kind of rare earth particle separating and reclaiming device
Technical field
The invention belongs to separating and reclaiming device technical field, specifically a kind of rare earth particle separating and reclaiming device.
Background technique
Rare earth has the laudatory title of " industrial vitamin ".Nowadays extremely important strategic resource is had become.Rare earth element oxidation
Object refer to period of element atom ordinal number be 57 to 71 15 kinds of lanthanide oxides, and with lanthanide series chemical property
The oxide of similar scandium and yttrium totally 17 kinds of elements.Rare earth element is in petroleum, chemical industry, metallurgy, weaving, ceramics, glass, permanent magnetism material
Material etc. fields be all widely used, with advances in technology with the continuous breakthrough of application technology, the valence of rare earth oxide
Value will be increasing.In rare earth treating process, precipitating waste water and wastewater eluting can be generated, it can be mixed with part in these waste water
Rare earth particle, but these waste water are usually all directly discharged by waste line, are lost the rare earth particle in waste water also therewith, are made
At the waste of rare earth material.Therefore urgent need is researched and developed one kind and can be received to the rare earth particle in precipitating waste water and wastewater eluting
The Rare Earth Separation device of collection in the prior art cannot recycle the rare earth particle in precipitating waste water and wastewater eluting to overcome
The shortcomings that.
Also occurs the technical solution of some Rare Earth Separation recycling in the prior art, such as application No. is 2017204046785
A Chinese patent disclose a kind of Rare Earth Separation device, include shaking device etc.;Lower part is equipped with vibration in first cabinet
Device, is connected with water inlet pipe on the left of the first top of the box, and the first cabinet lower right side is equipped with collecting mechanism, in first bottom of box
Between be connected with outlet pipe, be connected with the first strainer among the first cabinet inner left wall, the bottom that shaking device is located at the first strainer is left
Side.
The technical solution can be realized the separation and recovery of the rare earth particle in waste water, but waste water is flowing through in the device
When the flow of one strainer is excessive or strainer in use for some time, strainer is blocked by rare earth particle, so that the liquid in waste water
Decline with the separating capacity of rare earth particle, and then influences the separating effect and separative efficiency of waste water.
Summary of the invention
In order to make up for the deficiencies of the prior art, a kind of rare earth particle separating and reclaiming device proposed by the present invention, passes through setting
Liquid feeding disc left end is hinged on the left end inner wall of shell, and the right end of discharge door is hinged on one end of pivoted arm by spherical surface, and setting turns
The other end of arm is fixedly connected with the rotating shaft end head of motor, the gear teeth meshing on the gear teeth and gear ring on transitional cylinder, so that transition
Cylinder realizes the shaft rotation around itself while the hinged place rotation at end of facing left around feed liquor, and then guarantees the waste liquid in filter screen
Realize continuous rolling, continuous rolling, and then will not be because of rare earth so that the inner surface of filter screen will not squeeze rare earth particle
Particle blocks filter screen, and liquid is caused not to be passed through filter screen, so that the separation of liquid and rare earth particle in waste liquid is accelerated, into
And improve the efficiency of Rare Earth Separation recycling.
The technical solution adopted by the present invention to solve the technical problems is: a kind of rare earth particle of the present invention separates back
Receiving apparatus, including shell, waste liquid pool, filter screen, liquid feeding disc, transitional cylinder, discharge door, gear ring, pivoted arm, motor, fixes sleeve, electricity
Cylinder, hopper, the shell are cylindrical shape, and the cylindrical surface of housing bottom is equipped with one group of reverse taper hole, and shell lower end is equipped with waste liquid
Pond, shell is interior to be equipped with filter screen;Filter screen left end end is fixedly connected with liquid feeding disc;The liquid feeding disc left end passes through spherical surface
It is hinged on the left end inner wall of shell, inlet is set on liquid feeding disc;Filter screen right end end is fixedly connected with transitional cylinder
One end;Discharge door is equipped on the right side of the other end of the transitional cylinder;The discharge door is hinged on the right end of transitional cylinder, the right side of discharge door
End is hinged on one end of pivoted arm by spherical surface;The other end of the pivoted arm is fixedly connected with the rotating shaft end head of motor;The motor
It is slidably mounted in the left end barrel of fixes sleeve by slide key, the right end of motor is fixedly connected with the cylinder rod end of electric cylinders;
The cylinder body of the electric cylinders is fixedly connected in the barrel of fixes sleeve right end;The fixes sleeve is fixedly connected on shell right end
On side wall;The gear teeth are set on the external cylindrical surface of the transitional cylinder, the gear teeth meshing on the gear teeth and gear ring on transitional cylinder;The tooth
Circle is fixedly connected on the inner wall of the housing;The right side of the gear ring lower end is equipped with hopper;Leakage hole, material is arranged in the hopper bottom
Case is placed on the inner wall of housing bottom;When work, the rotation of motor driven pivoted arm, the upper end of pivoted arm drive discharge door, transitional cylinder,
Filter screen, liquid feeding disc are rotated around the face left hinged place at end of feed liquor together, while the gear teeth meshing of the gear teeth and gear ring on transitional cylinder,
So that transitional cylinder realizes the shaft rotation around itself while the hinged place rotation at end of facing left around feed liquor, and then guarantee filter screen
Interior waste liquid realizes continuous rolling, and continuous rolling, and then will not so that the inner surface of filter screen will not squeeze rare earth particle
Because rare earth particle blocks filter screen, liquid is caused not to be passed through filter screen, to accelerate liquid and rare earth particle in waste liquid
Separation, and then improve Rare Earth Separation recycling efficiency;When filter screen inner product has collected together enough rare earths, motor driven turns
Arm stops after turning to the lower end of shell, and electric cylinders drive motor to move right, and drives discharge door to open by pivoted arm, and then realize
The rare earth particle separated in filter screen is poured out.
Preferably, one group of rectangle slideway is uniformly arranged on the external cylindrical surface of the filter screen;It is slided on the rectangle slideway
Cyclic annular brush board is installed;Rectangular channel on the ring-type brush board is slided along the outer surface of rectangle slideway, in the rectangular channel of cyclic annular brush board
If there are two castors;Described castor one end is fixed in the rectangle groove sidewall of cyclic annular brush board, the other end and rectangle slideway of castor
Surface contact;Bristle is provided on the inside cylindrical surface of the ring-type brush board;When work, filter screen is faced left end around feed liquor
Hinged place rotation, and then the both ends of filter screen are constantly being swung left and right, so that the cyclic annular brush board on rectangle slideway is in itself weight
Slided under the action of power along rectangle sliding slot, so drive bristle on cyclic annular brush board to the rare earth particle on filter screen into
Row swipes, and guarantees that filter screen will not adhere to rare earth particle, prevents rare earth particle from blocking filter screen, and then improves Rare Earth Separation and return
The efficiency of receipts.
Preferably, the rectangle slideway is un-conducted magnetic material, setting rectangle sliding slot inside rectangle slideway, in rectangle slideway
No.1 magnet is equipped in rectangle sliding slot;The No.1 magnet can slide in the rectangle sliding slot in rectangle slideway;The ring-type
No. two magnet are fixedly connected in the rectangle sliding slot of brush board;When work, the both ends of filter screen are constantly being swung left and right, No.1 magnet
It is slided in rectangle slideway, and then No. two magnet on cyclic annular brush board is attracted by the magnetic force of magnet, and then accelerate cyclic annular brush
The movement speed of plate so that bristle on cyclic annular brush board to the rare earth particle on filter screen to swipe dynamics stronger, and then reduce
Rare earth particle is attached to the probability on filter screen, further improves the efficiency of Rare Earth Separation recycling.
Preferably, the left end inner wall of the transitional cylinder is equipped with conically shaped;The conically shaped left end is fixedly connected on transition
On the inner wall of cylinder, the right end of conically shaped is arranged to close up;When work, the right end of filter screen is during to lower swing, filtering
Rare earth particle in net is rolled along the inner wall of filter screen, and then is slipped over by the surface of conically shaped, when filter screen right end to
During upper swing, conically shaped by rare earth particulate blockage filter screen right end so that the rare earth particle separated
Will not clog filter screens again so that the efficiency of Rare Earth Separation recycling improves again;Simultaneously after discharge door opening, have collected in
Rare earth particle in transitional cylinder is more quickly sent filter screen, and then increases the efficiency of discharging.
Preferably, hinged one group of swinging plate on the outer wall of the conically shaped right end;In the middle part of the swinging plate with conically shaped it
Between connected by spring, swinging plate is arranged on the lower half circular surfaces of conically shaped, and the lower section of swinging plate is equipped with push-pull rod;It is described to push away
Pull rod is elastic material, and push-pull rod is slidably mounted in the sliding slot in the barrel of transitional cylinder lower end, and the right end of push-pull rod is fixedly connected
On the left side of discharge door, the upper surface of push-pull rod left end is fixedly connected with the arc-shaped convex of one group of strip;When work, out
Bin gate is opened, and discharge door drives push-pull rod to move right, and then arc-shaped convex is driven to squeeze swinging plate, and swinging plate is swung, into
And the rare earth particle on the right side of swinging plate is pushed to move right, after the minimum point stirred crosses the highest point of arc-shaped convex, dial
Movable plate thinks that left swing is dynamic under spring force, and then the rare earth particle that top is deposited on the right side of swinging plate moves down, adjacent
The arc-shaped convex in left side squeezes swinging plate again, and the rare earth particle on right side is released filter screen by swinging plate, by arc-shaped convex
The extruding that discontinuity is carried out to swinging plate is played, so that the rare earth of transitional cylinder bottom gradually sends out filter screen from top to bottom, into one
Step increases the efficiency of discharging.
Preferably, the arc-shaped convex is rubber material;When work, the rare earth particle on right side is released filtering by swinging plate
During net, after the minimum point stirred crosses the highest point of arc-shaped convex, swinging plate is under spring force to the left
It swings, and then swinging plate impinges upon in the arc-shaped convex of adjacent left-hand, by the deformation of arc-shaped convex, reduces swinging plate
Impact force, and then improve swinging plate service life.
Beneficial effects of the present invention are as follows:
1. the present invention is hinged on the left end inner wall of shell by the way that liquid feeding disc left end is arranged, the right end of discharge door passes through spherical surface
It is hinged on one end of pivoted arm, the other end that pivoted arm is arranged is fixedly connected with the rotating shaft end head of motor, the gear teeth and tooth on transitional cylinder
Gear teeth meshing on circle so that transitional cylinder around feed liquor face left end hinged place rotate while realize around itself shaft from
Turn, and then guarantee that the waste liquid in filter screen realizes continuous rolling, continuous rolling is so that the inner surface of filter screen will not squeeze
Rare earth particle, and then filter screen will not be blocked because of rare earth particle, cause liquid not to be passed through filter screen, to accelerate waste liquid
The separation of middle liquid and rare earth particle, and then improve the efficiency of Rare Earth Separation recycling.
2. the present invention is slided on rectangle slideway by being uniformly arranged one group of rectangle slideway on the external cylindrical surface of filter screen
Cyclic annular brush board is installed, two castors are set in the rectangular channel of cyclic annular brush board, so that the cyclic annular brush board on rectangle slideway is at itself
It is slided under the action of gravity along rectangle sliding slot, and then drives the bristle on cyclic annular brush board to the rare earth particle on filter screen
It is swiped, guarantees that filter screen will not adhere to rare earth particle, prevent rare earth particle from blocking filter screen, and then improve Rare Earth Separation
The efficiency of recycling.
3. the present invention on the left end inner wall of transitional cylinder by being arranged conically shaped, conically shaped left end is fixedly connected on transitional cylinder
Inner wall on, the right end of conically shaped is arranged to close up so that the rare earth particle separated will not clog filter screens again, make
The efficiency for obtaining Rare Earth Separation recycling improves again;Simultaneously after discharge door opening, the rare earth particle in transitional cylinder is had collected in
It is more quickly sent filter screen, and then increases the efficiency of discharging.
4. push-and-pull is arranged by one group of swinging plate hinged on the outer wall of conically shaped right end, in the lower section of swinging plate in the present invention
The right end of bar, push-pull rod is fixedly connected on the left side of discharge door, and the upper surface of push-pull rod left end is fixedly connected with one group of strip
The arc-shaped convex of shape, realize arc-shaped convex to swinging plate carry out discontinuity extruding so that the rare earth of transitional cylinder bottom from
Under to upper gradual submitting filter screen, further increase the efficiency of discharging.
Detailed description of the invention
The present invention will be further explained below with reference to the attached drawings.
Fig. 1 is main view of the invention;
Fig. 2 is the cross-section diagram of cyclic annular brush board in the present invention;
Fig. 3 is the enlarged drawing in Fig. 1 at A;
Fig. 4 is the enlarged drawing in Fig. 1 at B;
In figure: shell 1, waste liquid pool 11, hopper 12, filter screen 2, rectangle slideway 21, cyclic annular brush board 22, castor 23, bristle
24,25, No. two magnet 26 of No.1 magnet, liquid feeding disc 3, transitional cylinder 4, conically shaped 41, swinging plate 42, push-pull rod 43, arc-shaped convex
Play 44, discharge door 5, gear ring 6, pivoted arm 7, motor 71, fixes sleeve 72, electric cylinders 73.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Specific embodiment is closed, the present invention is further explained.
As shown in Figures 1 to 4, a kind of rare earth particle separating and reclaiming device of the present invention, including shell 1, waste liquid pool
11, filter screen 2, liquid feeding disc 3, transitional cylinder 4, discharge door 5, gear ring 6, pivoted arm 7, motor 71, fixes sleeve 72, electric cylinders 73, hopper
12, the shell 1 is cylindrical shape, and the cylindrical surface of 1 bottom of shell is equipped with one group of reverse taper hole, and 1 lower end of shell is equipped with waste liquid pool
11, shell 1 is interior to be equipped with filter screen 2;The 2 left end end of filter screen is fixedly connected with liquid feeding disc 3;3 left end of liquid feeding disc is logical
It crosses spherical surface to be hinged on the left end inner wall of shell 1, inlet is set on liquid feeding disc 3;The 2 right end end of filter screen is fixedly connected
One end of transitional cylinder 4;Discharge door 5 is equipped on the right side of the other end of the transitional cylinder 4;The discharge door 5 is hinged on the right side of transitional cylinder 4
End, the right end of discharge door 5 are hinged on one end of pivoted arm 7 by spherical surface;The other end of the pivoted arm 7 and the rotating shaft end head of motor 71
It is fixedly connected;The motor 71 is slidably mounted in the left end barrel of fixes sleeve 72 by slide key, the right end of motor 71 with
The cylinder rod end of electric cylinders 73 is fixedly connected;The cylinder body of the electric cylinders 73 is fixedly connected in the barrel of 72 right end of fixes sleeve;Institute
Fixes sleeve 72 is stated to be fixedly connected on the side wall of 1 right end of shell;The gear teeth, transition are set on the external cylindrical surface of the transitional cylinder 4
The gear teeth meshing on the gear teeth and gear ring 6 on cylinder 4;The gear ring 6 is fixedly connected on the inner wall of shell 1;6 lower end of gear ring
Right side be equipped with hopper 12;Leakage hole is arranged in 12 bottom of hopper, and hopper 12 is placed on the inner wall of 1 bottom of shell;Work
When, motor 71 drives pivoted arm 7 to rotate, and the upper end of pivoted arm 7 drives discharge door 5, transitional cylinder 4, filter screen 2, liquid feeding disc 3 to move into together
The hinged place of 3 left end of liquid disk rotates, while the gear teeth meshing of the gear teeth on transitional cylinder 4 and gear ring 6, so that transitional cylinder 4 is moving into
The shaft rotation around itself is realized while the hinged place rotation of 3 left end of liquid disk, and then guarantees that the waste liquid in filter screen 2 is realized not
Disconnected rolling, continuous rolling is so that the inner surface of filter screen 2 will not squeeze rare earth particle, and then will not block up because of rare earth particle
Filter screen 2 is filled in, causes liquid not to be passed through filter screen 2, to accelerate the separation of liquid and rare earth particle in waste liquid, Jin Erti
The high efficiency of Rare Earth Separation recycling;When having saved bit by bit enough rare earths in filter screen 2, motor 71 drives pivoted arm 7 to turn to
Stop behind the lower end of shell 1, electric cylinders 73 drive motor 71 to move right, and drive discharge door 5 to open by pivoted arm 7, and then realize
The rare earth particle separated in filter screen 2 is poured out.
As a kind of embodiment of the invention, one group of rectangle slideway is uniformly arranged on the external cylindrical surface of the filter screen 2
21;Be slidably installed cyclic annular brush board 22 on the rectangle slideway 21;Rectangular channel on the ring-type brush board 22 is along rectangle slideway 21
Outer surface sliding, sets that there are two castors 23 in the rectangular channel of cyclic annular brush board 22;Described 23 one end of castor is fixed on cyclic annular brush board 22
Rectangle groove sidewall on, the other end of castor 23 is contacted with the surface of rectangle slideway 21;The inside cylindrical of the ring-type brush board 22
Bristle 24 is provided on surface;When work, filter screen 2 is rotated around the hinged place of 3 left end of liquid feeding disc, and then the both ends of filter screen 2
Constantly be swung left and right so that the cyclic annular brush board 22 on rectangle slideway 21 under the effect of gravity along rectangle sliding slot into
Row sliding, and then the bristle 24 on cyclic annular brush board 22 is driven to swipe the rare earth particle on filter screen 2, guarantee filter screen 2
Rare earth particle will not be adhered to, prevent rare earth particle from blocking filter screen 2, and then improve the efficiency of Rare Earth Separation recycling.
As a kind of embodiment of the invention, the rectangle slideway 21 is un-conducted magnetic material, is set inside rectangle slideway 21
Rectangle sliding slot is set, No.1 magnet 25 is equipped in the rectangle sliding slot in rectangle slideway 21;The No.1 magnet 25 can be sliding in rectangle
It is slided in rectangle sliding slot in road 21;No. two magnet 26 are fixedly connected in the rectangle sliding slot of the ring-type brush board 22;When work, mistake
The both ends of strainer 2 are constantly being swung left and right, and No.1 magnet 25 slides in rectangle slideway 21, and then are inhaled by the magnetic force of magnet
Draw No. two magnet 26 on cyclic annular brush board 22, and then accelerate the movement speed of cyclic annular brush board 22, so that on cyclic annular brush board 22
Bristle 24 to the rare earth particle on filter screen 2 to swipe dynamics stronger, and then reduce rare earth particle and be attached on filter screen 2
Probability further improves the efficiency of Rare Earth Separation recycling.
As a kind of embodiment of the invention, the left end inner wall of the transitional cylinder 4 is equipped with conically shaped 41;The taper
41 left ends of cylinder are fixedly connected on the inner wall of transitional cylinder 4, and the right end of conically shaped 41 is arranged to close up;When work, the right side of filter screen 2
During to lower swing, the rare earth particle in filter screen 2 is rolled along the inner wall of filter screen 2, and then passes through conically shaped 41 at end
Surface slip over, when the right end of filter screen 2 is during being swung up, conically shaped 41 is by rare earth particulate blockage in filter screen 2
Right end so that the rare earth particle separated will not clog filter screens 2 again so that the efficiency of Rare Earth Separation recycling is again
It improves;Simultaneously after the opening of discharge door 5, the rare earth particle having collected in transitional cylinder 4 is more quickly sent filter screen
2, and then increase the efficiency of discharging.
As a kind of embodiment of the invention, hinged one group of swinging plate 42 on the outer wall of 41 right end of conically shaped;Institute
It states and is connected between 42 middle part of swinging plate and conically shaped 41 by spring, the lower half circular surfaces of conically shaped 41 are arranged in swinging plate 42
On, the lower section of swinging plate 42 is equipped with push-pull rod 43;The push-pull rod 43 is elastic material, and push-pull rod 43 is slidably mounted on transitional cylinder
In sliding slot in 4 lower end barrels, the right end of push-pull rod 43 is fixedly connected on the left side of discharge door 5,43 left end of push-pull rod
Upper surface is fixedly connected with the arc-shaped convex 44 of one group of strip;When work, discharge door 5 is opened, and discharge door 5 drives push-pull rod 43
It moves right, and then arc-shaped convex 44 is driven to squeeze swinging plate 42, swinging plate 42 is swung, and then pushes 42 right side of swinging plate
Rare earth particle moves right, and after the minimum point stirred crosses the highest point of arc-shaped convex 44, swinging plate 42 is in spring force
Think that left swing is dynamic under effect, and then the rare earth particle that top is deposited on the right side of swinging plate 42 moves down, adjacent left-hand it is arc-shaped
Protrusion 44 squeezes swinging plate 42 again, and the rare earth particle on right side is released filter screen 2 by swinging plate 42, right by arc-shaped convex 44
Swinging plate 42 carries out the extruding of discontinuity, so that the rare earth of 4 bottom of transitional cylinder gradually sends out filter screen 2 from top to bottom, into one
Step increases the efficiency of discharging.
As a kind of embodiment of the invention, the arc-shaped convex 44 is rubber material;When work, swinging plate 42 will
During the rare earth particle on right side releases filter screen 2, after the minimum point stirred crosses the highest point of arc-shaped convex 44, dial
Movable plate 42 is swung to the left under spring force, and then swinging plate 42 impinges upon in the arc-shaped convex 44 of adjacent left-hand, is led to
The deformation for crossing arc-shaped convex 44 reduces the impact force of swinging plate 42, and then the service life of the swinging plate 42 improved.
When work, motor 71 drives pivoted arm 7 to rotate, the upper end of pivoted arm 7 drive discharge door 5, transitional cylinder 4, filter screen 2, into
Liquid disk 3 is rotated around the hinged place of 3 left end of liquid feeding disc together, while the gear teeth meshing of the gear teeth on transitional cylinder 4 and gear ring 6, so that
Transitional cylinder 4 realizes the shaft rotation around itself while the hinged place rotation around 3 left end of liquid feeding disc, and then guarantees filter screen 2
Interior waste liquid realizes continuous rolling, and continuous rolling, and then will not so that the inner surface of filter screen 2 will not squeeze rare earth particle
Because rare earth particle blocks filter screen 2, liquid is caused not to be passed through filter screen 2, to accelerate liquid and rare earth in waste liquid
The separation of grain, and then improve the efficiency of Rare Earth Separation recycling;When the both ends of filter screen 2 are in continuous wiggly process
In, so that the cyclic annular brush board 22 on rectangle slideway 21 is slided along rectangle sliding slot under the effect of gravity, while one
Number magnet 25 slides in rectangle slideway 21, and then attracts No. two magnet 26 on cyclic annular brush board 22 by the magnetic force of magnet, adds
The speed movement speed of cyclic annular brush board 22, so drive bristle 24 on cyclic annular brush board 22 to the rare earth particle on filter screen 2 into
Row swipes, and guarantees that filter screen 2 will not adhere to rare earth particle, prevents rare earth particle from blocking filter screen 2, and then improve Rare Earth Separation
The efficiency of recycling;When having saved bit by bit enough rare earths in filter screen 2, after motor 71 drives pivoted arm 7 to turn to the lower end of shell 1
Stop, electric cylinders 73 drive motor 71 to move right, and drive discharge door 5 to open by pivoted arm 7, and then realize in filter screen 2 points
The rare earth particle come is separated out to pour out;For the right end of filter screen 2 during to lower swing, the rare earth particle in filter screen 2 is along mistake
The inner wall of strainer 2 rolls, and then is slipped over by the surface of conically shaped 41, when the right end of filter screen 2 is during being swung up,
Conically shaped 41 by rare earth particulate blockage filter screen 2 right end so that the rare earth particle separated will not block again
Strainer 2, so that the efficiency of Rare Earth Separation recycling improves again;When discharge door 5 is opened, discharge door 5 drives push-pull rod 43 to move right
It is dynamic, and then arc-shaped convex 44 is driven to squeeze swinging plate 42, swinging plate 42 is swung, and then pushes the rare earth on 42 right side of swinging plate
Grain moves right, and after the minimum point stirred crosses the highest point of arc-shaped convex 44, swinging plate 42 is under spring force
It is dynamic to think left swing, and then the rare earth particle that top is deposited on the right side of swinging plate 42 moves down, the arc-shaped convex 44 of adjacent left-hand
Swinging plate 42 is squeezed again, and the rare earth particle on right side is released filter screen 2 by swinging plate 42, by arc-shaped convex 44 to swinging plate
42 carry out the extruding of discontinuity, so that the rare earth of 4 bottom of transitional cylinder gradually sends out filter screen 2 from top to bottom, further increase
The efficiency of discharging.
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 above embodiments and description only describe originals of the invention
Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements
It all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent circle
It is fixed.