Automatic electric brush plating repair device for automobile engine connecting rod
Technical Field
The invention relates to the field of brush plating repair devices, in particular to an automatic brush plating repair device for an automobile engine connecting rod.
Background
The electric brush plating is also called metal pen plating or quick plating, and the process of forming a metal covering layer is characterized in that a plating pen which is soaked in a plating solution is used as an anode by means of an electrochemical method, metal ions are discharged and crystallized on the surface of a negative electrode (workpiece), the plating pen is an insoluble anode, the plating solution is a metal salt aqueous solution of an organic complex, and the plating pen is contacted with the surface of the workpiece and continuously moves during brush plating, so that the surface of the workpiece can be quickly repaired, and the electric brush plating is applied to repairing of an automobile engine connecting rod.
However, the solution of the traditional automatic brush plating repair device for the automobile engine connecting rod is easy to precipitate after the electroplating solution is stored, the adding and processing of the electroplating solution are not convenient and flexible enough, and the cleaning and maintenance of the device are not convenient and flexible enough. In view of the above, the invention provides an automatic brush plating repair device for an automobile engine connecting rod, which has the following characteristics:
(1) according to the automatic electric brush plating repair device for the automobile engine connecting rod, the bottom end inside the storage box is of the semicircular table structure, so that an electroplating solution inside the storage box can be conveniently discharged, meanwhile, the stirring structure is used in a matched mode, the effect of electric brush plating is effectively prevented from being influenced by the deposition of the electroplating solution in the storage process, meanwhile, the liquid discharge pressure is increased, and the electroplating solution is uniformly poured on a workpiece.
(2) According to the automatic brush plating repair device for the automobile engine connecting rod, the liquid adding structure is used for rapidly sealing the inner space of the storage box after the electroplating solution is added, the solution is prevented from leaking when the electroplating solution is stirred, and meanwhile, the filtering structure is used for conveniently filtering scraps in the solution, so that pipeline blockage is effectively prevented, and the electroplating effect is effectively prevented from being influenced.
(3) According to the automatic brush plating repair device for the automobile engine connecting rod, the maintenance structure is convenient to maintain, repair and stir, and the device is more convenient and quicker to clean by matching with the use of the flow guide structure.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides an automatic electric brush plating repair device for an automobile engine connecting rod, wherein the bottom end inside a storage box is of a semicircular table structure, so that an electroplating solution inside the storage box can be conveniently discharged; the liquid adding structure is used for rapidly sealing the inner space of the storage box after the electroplating solution is added, so that the solution is prevented from leaking when the electroplating solution is stirred, and meanwhile, the filtering structure is used for conveniently filtering scraps in the solution, so that the pipeline blockage and the influence on the electroplating effect are effectively prevented; the maintenance structure is convenient to maintain and maintain, and the cleaning of the device is more convenient and faster due to the use of the flow guide structure.
The technical scheme adopted by the invention for solving the technical problems is as follows: an automatic brush plating repair device for an automobile engine connecting rod comprises a flow guide structure, a stirring structure, a storage box, a liquid adding structure, an overhauling structure, a fixing plate and a filtering structure; the side wall of the fixing plate with a rectangular structure for mounting the device is provided with a storage box which is externally of a quadrangular frustum pyramid structure and used for storing electroplating solution, and an accommodating space with a semicircular frustum bottom is arranged inside the storage box; the bottom end of the storage box is provided with the flow guide structure for drainage; the stirring structure for stirring the electroplating solution is arranged inside the storage box; the top end of the storage box is provided with the maintenance structure for maintaining the stirring structure, and the maintenance structure is detachably connected with the storage box; the maintenance structure is provided with a liquid adding structure used for adding electroplating solution, the inside of the liquid adding structure is provided with a filtering structure used for filtering the electroplating solution, and the filtering structure is detachably connected with the liquid adding structure.
Specifically, the stirring structure comprises two driving wheels, a motor, a belt, a stirring plate, a return spring, a plurality of connecting plates, a driving shaft and a plurality of protrusions, the fixing plate is of a 7-shaped structure, the motor is arranged at the bottom end of the fixing plate, one driving wheel is fixed on the motor, the driving shaft penetrates through the storage box, the driving shaft is arranged at the position, deviated from the central axis of the storage box, the driving shaft is rotatably connected with the storage box, the other driving wheel is fixed on the driving shaft, the belt is wound on the two driving wheels, the connecting plates of a plurality of rectangular structures are distributed in a circumferential array manner in the circumferential direction of the driving shaft, the connecting plates are in sliding connection with the stirring plate of a trapezoidal structure for stirring, and the return spring is embedded in the connecting plates, the stirring plate is connected with the return spring, and a plurality of protrusions with hemispherical structures are arranged at two ends of the stirring plate; firstly, a lead of the motor is connected to a control box of the brush plating repair device, the motor rotates to drive a driving wheel on the motor to rotate, the driving wheel on the motor drives a driving wheel on a driving shaft to rotate through a belt, the driving shaft drives a connecting plate to rotate, the stirring plate stirs the electroplating solution in the storage box, meanwhile, the protrusion on the stirring plate increases the contact area with the electroplating solution, the electroplating solution is effectively prevented from being deposited for too long storage time, the repair quality of the brush plating is improved, meanwhile, the driving shaft is an eccentric shaft, when the stirring plate contacts with the side wall of a circular arc containing space at the bottom end of the storage box, the stirring plate resists the reset spring to shrink, when the stirring plate rotates to the top end, the reset spring resists the stirring plate to slide on the connecting plate, make the connecting plate with the distance grow that deviates from the limit of stirring board, as adjacent two the stirring board rotates when the bottom of storage box, adjacent two space between the stirring board diminishes, has promoted electroplating solution's emission, makes electroplating solution discharge more stable, makes the stirring effect better simultaneously.
Specifically, the flow guide structure comprises a tee joint and an electromagnetic valve, one end of the electromagnetic valve is connected to the storage box through a guide pipe, and one end of the electromagnetic valve, which is far away from the storage box, is connected with the tee joint through a guide pipe; connecting a lead of the electromagnetic valve to a control box of the brush plating repair device, connecting one end of a tee joint to a spray head of an electroplating solution through a guide pipe, and connecting the other end of the tee joint to a water valve; when the electroplating solution is required to be sprayed on the surface of the workpiece, the switch of the electromagnetic valve is opened, the electroplating solution is sprayed out from the spray head, after the use is finished, the electromagnetic valve is disconnected, the water valve is opened, and then the guide pipe is backwashed through the cleaning solution, so that the electroplating solution is effectively prevented from being accumulated in the guide pipe.
Specifically, the maintenance structure comprises an accommodating groove, a sealing strip, a limiting frame and a maintenance plate, the maintenance plate is detachably connected with the storage box, the limiting frame with a trapezoidal cross section is arranged at the bottom end of the maintenance plate, the sealing strip with a rhombic cross section is embedded into the limiting frame, the sealing strip is abutted against the storage box, and the accommodating groove is formed in the sealing strip; overhaul and clearance during the stirring structure, dismantle bolt on the service panel will the service panel is dismantled, overhaul maintain accomplish after will spacing frame embedding the inside of storage box will through the bolt the service panel is fixed, spacing frame is contradicted the sealing strip is right the storage box seals to the leakproofness has been improved greatly, the cross section of spacing frame is the trapezium structure, has avoided in the installation need right the service panel is fixed a position, makes the service panel installation convenient and fast more, it is convenient for save catchment to accomodate setting up of groove, works as when there is catchment in the inside of the recess of storage box, ponding storage is in accomodate the inside in groove, avoided the installation leakproofness not good.
Specifically, the liquid adding structure comprises a sealing sleeve, two guide rods, a handle, a cover plate, a pull ring, a limiting spring and a sealing ring, the annular sealing sleeve with the unsealed bottom end for adding liquid is in sliding connection with the maintenance plate, the handle is fixed on the side wall of the sealing sleeve, the guide rod with the oval cross section is arranged on one side, close to the maintenance plate, of the handle, the guide rod is in sliding connection with the maintenance plate, the limiting spring is arranged between the guide rod and the maintenance plate, the cover plate is arranged at the top end of the sealing sleeve, the cover plate is in rotating connection with the pull ring, the sealing ring in a truncated cone shape is arranged at the bottom end of the sealing sleeve, and the sealing ring is abutted against the maintenance plate; when adding electroplating solution, hold the handle, press the handle, spacing spring shrink, the sealing washer with the access panel is not contradicted, and electroplating solution follows the seal cover is discharged the inside of storage box, adds when electroplating solution and accomplishes the back, loosens the handle, spacing spring extension drive the guide bar is contradicted the handle makes the seal cover drive the sealing washer with access panel conflict face, right the storage box seals, will the apron with the seal cover block has avoided the inside entering rubbish of seal cover has improved the interpolation quality of solution greatly, the sealing washer is round platform shape structure, effectively prevents to spatter outside the solution at stirring in-process, the cross-section of guide bar is oval structure, has improved the stability ability of liquid feeding.
Specifically, the filtering structure comprises a pull rod and a filtering net, the filtering net is clamped with the sealing sleeve, and the pull rod is fixed on the filtering net; the electroplating solution is poured into the filter screen and is filtered, so that the electroplating quality is effectively prevented from being influenced by scraps, and meanwhile, the filter screen is more convenient to disassemble due to the use of the pull rod.
The invention has the beneficial effects that:
(1) according to the automatic electric brush plating repair device for the automobile engine connecting rod, the bottom end inside the storage box is of the semicircular table structure, so that an electroplating solution inside the storage box can be conveniently discharged, meanwhile, the stirring structure is used in a matched mode, the effect of electric brush plating is effectively prevented from being influenced by the deposition of the electroplating solution in the storage process, meanwhile, the liquid discharge pressure is increased, and the electroplating solution is uniformly poured on a workpiece.
(2) According to the automatic brush plating repair device for the automobile engine connecting rod, the liquid adding structure is used for rapidly sealing the inner space of the storage box after the electroplating solution is added, the solution is prevented from leaking when the electroplating solution is stirred, and meanwhile, the filtering structure is used for conveniently filtering scraps in the solution, so that pipeline blockage is effectively prevented, and the electroplating effect is effectively prevented from being influenced.
(3) According to the automatic brush plating repair device for the automobile engine connecting rod, the maintenance structure is convenient to maintain, repair and stir, and the device is more convenient and quicker to clean by matching with the use of the flow guide structure.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural diagram of an automatic brush plating repair device for a connecting rod of an automobile engine according to a preferred embodiment of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a schematic view of a connection structure of the stirring structure and the storage tank shown in FIG. 1;
FIG. 4 is an enlarged view of the portion B shown in FIG. 3;
fig. 5 is a schematic structural view of the stirring structure shown in fig. 3.
In the figure: 1. the water conservancy diversion structure, 11, the tee bend, 12, the solenoid valve, 2, the stirring structure, 21, the drive wheel, 22, the motor, 23, the belt, 24, the stirring board, 25, reset spring, 26, the connecting plate, 27, the drive shaft, 28, the arch, 3, the storage box, 4, the liquid feeding structure, 41, the seal cover, 42, the guide bar, 43, the handle, 44, the apron, 45, the pull ring, 46, spacing spring, 47, the sealing washer, 5, overhaul structure, 51, accomodate the groove, 52, the sealing strip, 53, spacing frame, 54, the access panel, 6, the fixed plate, 7, filtration, 71, the pull rod, 72, the filter screen.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1, fig. 2 and fig. 3, the automatic brush plating repair device for the connecting rod of the automobile engine comprises a diversion structure 1, a stirring structure 2, a storage tank 3, a liquid adding structure 4, an overhaul structure 5, a fixing plate 6 and a filtering structure 7; the side wall of the fixing plate 6 with a rectangular structure for mounting the device is provided with the storage box 3 with a quadrangular frustum pyramid structure at the outer part for storing the electroplating solution, and the storage box 3 is internally provided with a containing space with a semicircular frustum shaped bottom; the bottom end of the storage box 3 is provided with the diversion structure 1 for diversion; the stirring structure 2 for stirring the electroplating solution is arranged in the storage box 3; the top end of the storage box 3 is provided with the maintenance structure 5 for maintaining the stirring structure 2, and the maintenance structure 5 is detachably connected with the storage box 3; be equipped with on the maintenance structure 5 and be used for adding electroplating solution liquid structure 4, the inside of liquid structure 4 is equipped with and is used for filtering electroplating solution filtration 7, just filtration 7 with can dismantle the connection between liquid structure 4.
Specifically, as shown in fig. 1, 3 and 5, the stirring structure 2 of the automatic electric brush plating repair device for the connecting rod of the automobile engine according to the present invention includes two driving wheels 21, a motor 22, a belt 23, a stirring plate 24, a return spring 25, a plurality of connecting plates 26, a driving shaft 27 and a plurality of protrusions 28, the fixing plate 6 is a 7-shaped structure, the motor 22 is disposed at a bottom end of the fixing plate 6, one of the driving wheels 21 is fixed to the motor 22, the driving shaft 27 penetrates through the storage box 3, the driving shaft 27 is disposed at a position of the storage box 3 deviating from a central axis of the storage box 3, the driving shaft 27 is rotatably connected to the storage box 3, the other driving wheel 21 is fixed to the driving shaft 27, the belt 23 is wound around the two driving wheels 21, the plurality of connecting plates 26 having a rectangular structure are circumferentially arranged in an array in a circumferential direction of the driving shaft 27, the connecting plate 26 is connected with the stirring plate 24 with a trapezoidal structure for stirring in a sliding manner, the return spring 25 is embedded in the connecting plate 26, the stirring plate 24 is connected with the return spring 25, and a plurality of protrusions 28 with hemispherical structures are arranged at two ends of the stirring plate 24; firstly, a lead of the motor 22 is connected to a control box of a brush plating repair device, the motor 22 rotates to drive the driving wheel 21 on the motor 22 to rotate, the driving wheel 21 on the motor 22 drives the driving wheel 21 on the driving shaft 27 to rotate through the belt 23, the driving shaft 27 drives the connecting plate 26 to rotate, the stirring plate 24 stirs the electroplating solution in the storage box 3, meanwhile, the protrusion 28 on the stirring plate 24 increases the contact area with the electroplating solution, the electroplating solution is effectively prevented from being deposited for too long storage time, the repair quality of brush plating is improved, meanwhile, the driving shaft 27 is an eccentric shaft, when the stirring plate 24 contacts with the side wall of a circular arc-shaped containing space at the bottom end of the storage box 3, the stirring plate 24 collides with the return spring 25 to contract, and when the stirring plate 24 rotates to the top end, the return spring 25 collides with the stirring plate 24 to slide on the connecting plate 26 Make the connecting plate 26 with the distance grow that deviates from the limit of stirring board 24, adjacent two when stirring board 24 rotates to in the bottom of storage box 3, adjacent two space between the stirring board 24 diminishes, has promoted electroplating solution's emission, makes electroplating solution discharge more stable, makes the stirring effect better simultaneously.
Specifically, as shown in fig. 1, the automatic brush plating repair device for the connecting rod of the automobile engine, provided by the invention, comprises a tee joint 11 and an electromagnetic valve 12, wherein one end of the electromagnetic valve 12 is connected to the storage tank 3 through a conduit, and one end of the electromagnetic valve 12, which is away from the storage tank 3, is connected to the tee joint 11 through a conduit; connecting a lead of the electromagnetic valve 12 to a control box of the brush plating repair device, connecting one end of a tee joint 11 to a spray head of an electroplating solution through a guide pipe, and connecting the other end of the tee joint to a water valve; when the electroplating solution is required to be sprayed on the surface of the workpiece, the switch of the electromagnetic valve 12 is opened, the electroplating solution is sprayed out from the spray head, after the use is finished, the electromagnetic valve 12 is disconnected, the water valve is opened, and then the guide pipe is backwashed through the cleaning solution, so that the electroplating solution is effectively prevented from being accumulated in the guide pipe.
Specifically, as shown in fig. 1, fig. 2 and fig. 4, the automatic brush plating repair device for the automobile engine connecting rod according to the present invention includes an accommodating groove 51, a sealing strip 52, a limiting frame 53 and an access panel 54, wherein the access panel 54 is detachably connected to the storage box 3, the limiting frame 53 having a trapezoidal cross section is disposed at the bottom end of the access panel 54, the sealing strip 52 having a diamond-shaped cross section is embedded in the limiting frame 53, the sealing strip 52 is abutted against the storage box 3, and the accommodating groove 51 is disposed in the sealing strip 52; in maintenance and clearance during stirring structure 2, dismantle bolt on the service panel 54 will service panel 54 dismantles, and it will to overhaul after maintaining the completion spacing frame 53 embedding the inside of storage box 3 will service panel 54 is fixed through the bolt, spacing frame 53 is contradicted sealing strip 52 is right storage box 3 seals to the leakproofness has been improved greatly, spacing frame 53's cross section is the trapezium structure, has avoided needing to be right in the installation the service panel 54 is fixed a position, makes service panel 54 installs convenient and fast more, it catchments to accomodate setting up of groove 51, works as when the inside of the recess of storage box 3 has catchments, ponding storage is in accomodate the inside of groove 51, it is not good to have avoided the installation leakproofness.
Specifically, as shown in fig. 1, 2 and 4, the liquid adding structure 4 of the automatic electric brush plating repair device for the automobile engine connecting rod of the present invention includes a sealing sleeve 41, two guide rods 42, a handle 43, a cover plate 44, a pull ring 45, a limiting spring 46 and a sealing ring 47, the circular sealing sleeve 41 with an unsealed bottom end for adding liquid is slidably connected with the maintenance plate 54, the handle 43 is fixed on a side wall of the sealing sleeve 41, the guide rod 42 with an oval cross section is arranged on one side of the handle 43 close to the maintenance plate 54, the guide rod 42 is slidably connected with the maintenance plate 54, the limiting spring 46 is arranged between the guide rod 42 and the maintenance plate 54, the cover plate 44 is arranged on the top end of the sealing sleeve 41, the cover plate 44 is rotatably connected with the pull ring 45, the sealing ring 47 with a circular truncated cone shape is arranged on the bottom end of the sealing sleeve 41, and the seal ring 47 is abutted against the access panel 54; when the electroplating solution is added, the handle 43 is held by hand, the handle 43 is pressed, the limiting spring 46 is contracted, the seal ring 47 does not interfere with the service panel 54, the plating solution is discharged from the seal jacket 41 into the inside of the storage tank 3, after the electroplating solution is added, the lifting handle 43 is released, the limiting spring 46 extends to drive the guide rod 42 to abut against the lifting handle 43, so that the sealing sleeve 41 drives the abutting surface of the sealing ring 47 and the maintenance plate 54, the storage box 3 is sealed, the cover plate 44 is clamped with the sealing sleeve 41, so that garbage is prevented from entering the sealing sleeve 41, the adding quality of the solution is greatly improved, the sealing ring 47 is of a round table structure, so that the solution is effectively prevented from splashing outside in the stirring process, and the cross section of the guide rod 42 is of an oval structure, so that the stability of liquid adding is improved.
Specifically, as shown in fig. 2, 3 and 4, according to the automatic brush plating repair device for the automobile engine connecting rod, the filter structure 7 includes a pull rod 71 and a filter screen 72, the filter screen 72 is clamped with the seal sleeve 41, and the pull rod 71 is fixed to the filter screen 72; electroplating solution is poured into the filter screen 72 and filtered, so that the electroplating quality is effectively prevented from being influenced by scraps, and meanwhile, the filter screen 72 is more convenient to disassemble due to the use of the pull rod 71.
Firstly, fixing a fixing plate 6 on a fixing frame of the brush plating repair device, connecting a lead of a stirring structure 2 in a control box, connecting a diversion structure 1 to a discharge pipe of electroplating solution, adding electroplating solution into a liquid adding structure 4 to store the electroplating solution in a storage box 3, stirring the electroplating solution in the storage box 3 through the stirring structure 2, when the interior of the storage box 3 and the stirring structure 2 need to be cleaned or maintained, disassembling a maintenance structure 5, and maintaining the interior of the storage box 3 and the stirring structure 2; the method specifically comprises the following steps:
(1) firstly, connecting a lead of a motor 22 to a control box of the brush plating repair device, connecting a lead of an electromagnetic valve 12 to the control box of the brush plating repair device, connecting one end of a tee joint 11 to a spray head of electroplating solution through a guide pipe, and connecting the other end of the tee joint to a water valve;
(2) when the electroplating solution is added, the handle 43 is held by hand, the handle 43 is pressed, the limiting spring 46 contracts, the sealing ring 47 does not abut against the maintenance board 54, the electroplating solution is poured from the filter screen 72 and is filtered, the electroplating solution is effectively prevented from influencing the electroplating quality, meanwhile, the filter screen 72 is more conveniently disassembled due to the use of the pull rod 71, the electroplating solution is discharged into the storage box 3 from the sealing sleeve 41, after the electroplating solution is added, the handle 43 is loosened, the limiting spring 46 extends to drive the guide rod 42 to abut against the handle 43, so that the sealing sleeve 41 drives the abutting surface of the sealing ring 47 and the maintenance board 54 to seal the storage box 3, the cover plate 44 is clamped with the sealing sleeve 41, the garbage entering into the interior of the sealing sleeve 41 is avoided, the adding quality of the solution is greatly improved, the sealing ring 47 is of a circular truncated cone-shaped structure, the solution is effectively prevented from splashing outside in the, the stability of liquid adding is improved;
(3) the motor 22 rotates to drive the driving wheel 21 on the motor 22 to rotate, the driving wheel 21 on the motor 22 drives the driving wheel 21 on the driving shaft 27 to rotate through the belt 23, the driving shaft 27 drives the connecting plate 26 to rotate, the stirring plate 24 stirs the electroplating solution in the storage box 3, meanwhile, the bulge 28 on the stirring plate 24 increases the contact area with the electroplating solution, the excessive deposition of the electroplating solution storage time is effectively prevented, the repairing quality of electric brush plating is improved, meanwhile, the driving shaft 27 is an eccentric shaft, when the stirring plate 24 contacts with the side wall of the arc-shaped containing space at the bottom end of the storage box 3, the stirring plate 24 collides with the return spring 25 to shrink, when the stirring plate 24 rotates to the top end, the return spring 25 collides with the stirring plate 24 to slide on the connecting plate 26, the distance between the connecting plate 26 and the stirring plate 24, which deviates from the edge, is increased, when, the space between two adjacent stirring plates 24 is reduced, so that the discharge of the electroplating solution is promoted, the discharge of the electroplating solution is more stable, and the stirring effect is better;
(4) when the electroplating solution is required to be sprayed on the surface of the workpiece, the switch of the electromagnetic valve 12 is opened, the electroplating solution is sprayed out from the spray head, after the use is finished, the electromagnetic valve 12 is disconnected, the water valve is opened, and then the guide pipe is backwashed through the cleaning solution, so that the electroplating solution is effectively prevented from being accumulated in the guide pipe;
(5) when overhauing and clearance stirring structure 2, dismantle the bolt on the access panel 54, dismantle access panel 54, overhaul the inside of maintaining spacing frame 53 embedding storage box 3 after the maintenance is accomplished, it is fixed with access panel 54 through the bolt, spacing frame 53 conflict sealing strip 52 seals storage box 3, thereby the leakproofness has been improved greatly, spacing frame 53's cross section is the trapezium structure, avoided needing to fix a position access panel 54 in the installation, make access panel 54 install convenient and fast more, it is convenient for save catchment to accomodate setting up of groove 51, when there is catchment in the inside of the recess of storage box 3, ponding storage is in the inside of accomodating groove 51, it is not good to have avoided the installation leakproofness.
The bottom end of the interior of the storage box 3 is of a semicircular table structure, so that the electroplating solution in the interior of the storage box 3 can be conveniently discharged, and meanwhile, the stirring structure 2 is matched for use, so that the effect of brush plating caused by the influence of the precipitation of the electroplating solution in the storage process is effectively prevented, and meanwhile, the liquid discharge pressure is increased, so that the electroplating solution is uniformly poured on a workpiece; the liquid adding structure 4 is used for rapidly sealing the inner space of the storage box 3 after the electroplating solution is added, so that the solution is prevented from leaking when the electroplating solution is stirred, and meanwhile, the filtering structure 7 is used for conveniently filtering waste scraps in the solution, so that the pipeline blockage and the influence on the electroplating effect are effectively prevented; the maintenance structure 5 is convenient to maintain and maintain the stirring structure 2, and the cleaning of the device is more convenient and faster by using the matched diversion structure 1.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.