阅读说明：本技术 一种铝合金污水热能回收器 (Aluminum alloy sewage heat energy recoverer ) 是由 段建辉 刘丽 于 2021-09-21 设计创作，主要内容包括：本发明公开了热回收技术领域的一种铝合金污水热能回收器,包括热废水进水管和热废水排水管以及热能回收罐,所述热废水进水管和热废水排水管分别连接热能回收罐的进、出水口,所述热能回收罐的罐体内部设置热回收装置,所述热回收装置由多个从上向下堆叠排列的热交换翅片组成,多个热交换翅片之间具有联动结构,可形成展开的、可改变面积的热交换受热面,本发明通过设置多个从上向下堆叠排列的热交换翅片可形成立体的扁平化热交换构造,其扁平化的开槽表面可与热废水形成更大的接触面,可实现小型化热回收处理,占用空间较小,将铝合金生产时形成的热废水进行热回收使用,节约燃料,减少碳排放,保护环境。(The invention discloses an aluminum alloy sewage heat energy recoverer in the technical field of heat recovery, which comprises a hot waste water inlet pipe, a hot waste water drain pipe and a heat energy recovery tank, wherein the hot waste water inlet pipe and the hot waste water drain pipe are respectively connected with a water inlet and a water outlet of the heat energy recovery tank, a heat recovery device is arranged in a tank body of the heat energy recovery tank, the heat recovery device consists of a plurality of heat exchange fins stacked from top to bottom, a linkage structure is arranged among the plurality of heat exchange fins, and a heat exchange heated surface which is unfolded and can change the area can be formed. Saving fuel, reducing carbon emission and protecting environment.)

1. The utility model provides an aluminum alloy sewage heat energy recoverer, includes hot waste water inlet tube (1) and hot waste water drain pipe (2) and heat recovery jar (3), the water inlet, the delivery port of heat energy recovery jar (3) are connected respectively to hot waste water inlet tube (1) and hot waste water drain pipe (2), the internal portion of jar of heat energy recovery jar (3) sets up heat recovery unit (7), its characterized in that: the heat recovery device (7) is composed of a plurality of heat exchange fins (701) stacked from top to bottom, the heat exchange fins (701) are all sleeved on a central column (702), a linkage structure is arranged among the heat exchange fins (701), one heat exchange fin (701) at the upper end part of the heat recovery device can be controlled to deflect through a manual control assembly, the adjacent heat exchange fins (701) located at the lower part are deflected and pulled in a sequence manner from top to bottom by the heat exchange fins (701), an expanded heat exchange heating surface with a changeable area is formed, and a water inlet and a water outlet of the heat recovery device (7) are respectively connected with a heat recovery water inlet pipe (4) and a heat recovery water outlet pipe (5).

2. The aluminum alloy sewage heat energy recoverer of claim 1, wherein: the heat exchange fins (701) are of an equal-angle rotating structure of three fin bodies, heat exchange flow channels (7016) are formed in the fin bodies, and heat exchange grooves (7011) used for increasing heat exchange area are uniformly formed in the outer surfaces of the heat exchange fins (701).

3. The aluminum alloy sewage heat energy recoverer of claim 2, wherein: the flexible and crimpable metal hoses (707) are mounted at the water inlet end and the water outlet end of the heat exchange flow channel (7016), sealing connecting seats (708) are arranged at the two end parts of each metal hose (707), the sealing connecting seats (708) are fixedly clamped on the heat exchange flow channel (7016), the vertically adjacent fin bodies are communicated through the metal hoses (707), and the heat exchange flow channels (7016) among the fin bodies which are arranged are connected into three flow channel passages.

4. The aluminum alloy sewage heat energy recoverer of claim 3, wherein: the water inlet ends of the three flow passage ways are positioned at the bottommost part and connected to the lower annular water collecting pipe (706) and connected to the heat recovery water inlet pipe (4) through the lower annular water collecting pipe (706), and the water outlet ends of the three flow passage ways are positioned at the topmost part and connected to the upper annular water collecting pipe (709) and connected to the heat recovery water outlet pipe (5) through the upper annular water collecting pipe (709).

5. The aluminum alloy sewage heat energy recoverer of claim 2, wherein: the center connection of heat exchange fin (701) constructs for rotating ring (7012), is located the inside of rotating ring (7012) and sets up rolling bearing (7015), rolling bearing (7015) cover is established on center post (702), embedded groove (7013) that an angle is 10 are seted up to the upper surface of rotating ring (7012), and the lower surface of rotating ring (7012) is located embedded groove (7013) homonymy and sets up a drive column (7014), and drive column (7014) of heat exchange fin (701) that are located the upside are inserted in embedded groove (7013) of heat exchange fin (701) that are located the downside, and the deflection orbit angle of drive column (7014) in embedded groove (7013) is the expansion deflection angle of upper and lower heat exchange fin (701).

6. The aluminum alloy sewage heat energy recoverer of claim 5, wherein: the plurality of heat exchange fins (701) form a spiral three-dimensional shape when being unfolded, and the whole body can form a sector of 360 degrees at the maximum and is the maximum unfolded heat exchange area.

7. The aluminum alloy sewage heat energy recoverer of claim 6, wherein: the manual control assembly is a control handle (705) arranged on the heat energy recovery tank (3), the rotating shaft end of the control handle (705) is connected with a driving gear (704), a driven gear (703) is sleeved on the central column (702), the driven gear (703) is fixedly connected with the topmost heat exchange fin (701), and when the control handle (705) rotates, the driving gear (704) is meshed to drive the driven gear (703) to rotate, so that the heat exchange fin (701) is driven by the control handle (705) to deflect in an angle mode.

8. The aluminum alloy sewage heat energy recoverer of claim 1, wherein: the heat energy recovery tank (3) is assembled in a split mode and comprises an upper tank body (301) located on the upper portion and a lower tank body (302) located on the lower portion.

9. The aluminum alloy sewage heat energy recoverer of claim 1, wherein: still include filtering jar (6), filtering jar (6) comprises shell body (601), filter bowl (602) and enclosing cover (603), encapsulates filter bowl (602) inside shell body (601) through enclosing cover (603), one section in hot waste water inlet tube (1) is installed in filter jar (6), filters the hot waste water that gets into heat energy recovery jar (3).

10. The aluminum alloy sewage heat energy recoverer of claim 9, wherein: the filter bowl (602) is a filter screen body, an annular lip edge (605) is arranged on the outer edge portion of the filter bowl, a blocking ring (604) is arranged on the inner wall of the outer shell (601) around the inner surface of the outer shell, and the annular lip edge (605) is clamped at the position of the blocking ring (604) to form sealing between the annular lip edge (605) and the blocking ring (604).

Technical Field

The invention relates to the technical field of heat recovery, in particular to an aluminum alloy sewage heat energy recoverer.

Background

During the metal smelting production, a large amount of slag is produced, the slag is generated along with metal, is a smelting byproduct, is a basic condition of a series of important metallurgical reactions, and directly participates in the physical and chemical reactions and mass and heat transfer processes of the metal smelting process.

The high-temperature slag flows out from the slag hole and then enters the slag flushing launder through the slag runner, and the slag flushing water which exchanges heat with the high-temperature slag with a certain water quantity, water pressure and launder gradient enters the slag flushing water pool. The hot steam above the slag flushing water tank is emptied, the temperature of the slag flushing water is kept at 60-80 ℃ throughout the year, the slag flushing water is a huge potential heat energy source, if the heat energy of the slag flushing water can be effectively utilized, for example, the heat energy of the slag flushing water is utilized to supply heat for residential areas in winter, or the slag flushing water is used for hot water demand in a factory building, a large amount of fuel can be saved for the country, carbon emission is reduced, and the environment is protected.

At present, the types of heat recovery devices are few, a long threaded pipe is usually attached to a hot waste water pipe in a heat exchange mode, the heat recovery mode usually needs a long spiral pipeline, the size of the whole heat recovery equipment is large in order to increase the heated area of the hot waste water, and the cost is low; the fins directly contacting with hot water are adopted for heat transfer, the heat transfer efficiency is higher, but hot waste water is accumulated to a certain volume in a factory area, certain discharge pressure can be formed when the waste water needs to be discharged quickly, impact damage is formed on the fixedly installed fins, and the dynamic adjustment of the heat exchange area is difficult to perform.

Based on the above, the invention designs an aluminum alloy sewage heat energy recoverer to solve the above problems.

Disclosure of Invention

The invention aims to provide an aluminum alloy sewage heat energy recoverer which is used for recovering heat of hot waste water in aluminum alloy production.

In order to achieve the purpose, the invention provides the following technical scheme: an aluminum alloy sewage heat energy recoverer comprises a hot wastewater inlet pipe, a hot wastewater drain pipe and a heat energy recovery tank, wherein the hot wastewater inlet pipe and the hot wastewater drain pipe are respectively connected with a water inlet and a water outlet of the heat energy recovery tank; the heat recovery device is composed of a plurality of heat exchange fins stacked from top to bottom, the heat exchange fins are all sleeved on the central column, a linkage structure is arranged among the heat exchange fins, one heat exchange fin at the upper end part of the heat exchange fin can be controlled to deflect through the manual control assembly, the heat exchange fins adjacent to the heat exchange fins at the lower part are deflected and pulled in a sequence manner from top to bottom, an expanded heat exchange heating surface with a changeable area is formed, and a water inlet and a water outlet of the heat recovery device are respectively connected with a heat recovery water inlet pipe and a heat recovery water outlet pipe.

Furthermore, the heat exchange fins are of an equiangular rotating structure of three fin bodies, heat exchange flow channels are formed in the fin bodies, and heat exchange grooves used for increasing the heat exchange area are uniformly formed in the outer surfaces of the heat exchange fins.

Furthermore, soft metal hoses capable of being curled are mounted at the water inlet end and the water outlet end of the heat exchange flow channel, sealing connecting seats are arranged at two end portions of each metal hose, the sealing connecting seats are clamped and fixed on the heat exchange flow channel, the upper fin body and the lower fin body which are adjacent to each other are communicated through the metal hoses, and the heat exchange flow channels among the fin bodies which are arranged are connected into three flow channel passages.

Furthermore, the water inlet ends of the three flow passage paths are positioned at the bottommost part and connected to the lower annular water collecting pipe and connected to the heat recovery water inlet pipe through the lower annular water collecting pipe, and the water outlet ends of the three flow passage paths are positioned at the topmost part and connected to the upper annular water collecting pipe and connected to the heat recovery water outlet pipe through the upper annular water collecting pipe.

Furthermore, the central junction structure of heat exchange fin is the rotating ring, and the inside that is located the rotating ring sets up rolling bearing, rolling bearing overlaps and establishes on the center post, the embedded groove that an angle is 10 is seted up to the upper surface of rotating ring, and the lower surface of rotating ring is located embedded groove homonymy and sets up a transmission post, and the transmission post that is located the heat exchange fin of upside is inserted in the embedded groove of the heat exchange fin that is located the downside, and the orbit angle that deflects of transmission post in the embedded groove is the expansion angle that deflects of upper and lower heat exchange fin.

Furthermore, the plurality of heat exchange fins form a spiral three-dimensional shape when being unfolded, and the whole body can form a sector of 360 degrees at the maximum, which is the maximum unfolded heat exchange area.

Furthermore, the manual control assembly is a control handle installed on the heat energy recovery tank, the rotating shaft end of the control handle is connected with the driving gear, the central column is sleeved with the driven gear, the driven gear is fixedly connected with the topmost heat exchange fin, when the control handle rotates, the driving gear is meshed with the driven gear to drive the driven gear to rotate, and then the control handle drives the heat exchange fin to deflect at an angle.

Furthermore, the heat energy recovery tank is installed in a split assembly mode and comprises an upper tank body located on the upper portion and a lower tank body located on the lower portion.

Further, still including filtering the jar, filter the jar and constitute by shell body, filter bowl and enclosing cover, encapsulate the filter bowl inside the shell body through the enclosing cover, one section in hot waste water inlet tube is installed to the filter jar, filters the hot waste water that gets into heat recovery jar.

Furthermore, the filter bowl is the filter screen body, and its outer edge portion sets up annular lip limit, the inner wall of shell body sets up around its inner surface and hinders the retaining ring, annular lip limit joint is in hindering the position of retaining ring, forms the sealed between annular lip limit and the ring that blocks.

Compared with the prior art, the invention has the beneficial effects that: the invention can realize the miniaturization heat recovery treatment, occupies small space, recycles the heat of the hot waste water formed in the production of the aluminum alloy, saves fuel, reduces carbon emission and protects the environment.

The invention can form a three-dimensional flat heat exchange structure by arranging a plurality of heat exchange fins stacked and arranged from top to bottom, the flat slotted surface of the heat exchange fins can form a larger contact surface with hot wastewater, the heat exchange fins are subjected to offset expansion by a manual control assembly, and the stacked heat exchange fins are of a linkage structure and can be spirally expanded in sequence to change a sector-shaped heating surface, so that the heat exchange area can be dynamically adjusted;

the heat recovery device can be unfolded and folded according to the discharge flow rate of the waste water, can realize a higher heat exchange function by being unfolded to the maximum extent, and can also be folded when the flow rate is higher, so that the heat exchange fins are prevented from being damaged by larger resistance formed by water flow impact.

The filtering tank provided by the invention can filter out larger impurities from the aluminum alloy wastewater, and the large impurities are prevented from entering the heat recovery device to damage internal mechanisms.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic view of a three-dimensional perspective structure of the aluminum alloy sewage heat energy recoverer of the present invention.

FIG. 2 is another schematic structural view of the aluminum alloy wastewater heat energy recoverer according to the present invention.

FIG. 3 is a schematic view of a disassembled structure inside a heat energy recovery tank of the aluminum alloy sewage heat energy recoverer of the present invention.

FIG. 4 is a schematic perspective view of a heat recovery device of the aluminum alloy sewage heat energy recoverer of the present invention.

FIG. 5 is a perspective view of the heat recovery device of the aluminum alloy wastewater heat energy recoverer of the present invention from a folded state to a fully unfolded state.

FIG. 6 is a schematic top view showing a fully expanded heat recovery unit of the aluminum alloy wastewater heat energy recoverer of the present invention.

Fig. 7 is a schematic front view of a heat recovery device of the aluminum alloy sewage heat energy recoverer of the present invention.

FIG. 8 is a schematic view of a heat exchange fin structure of the aluminum alloy sewage heat energy recoverer of the present invention.

FIG. 9 is a schematic view of the structure of the heat exchange flow channel inside the heat exchange fin of the aluminum alloy sewage heat energy recoverer of the present invention.

FIG. 10 is a schematic view of a disassembled structure of a canister of the aluminum alloy sewage heat energy recoverer of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-hot waste water inlet pipe;

2-hot waste water drain pipe;

3-a heat energy recovery tank; 301-upper tank, 302-lower tank.

4-heat recovery water inlet pipe;

5-heat recovery water outlet pipe;

6-a filtering tank; 601-outer shell, 602-filter bowl, 603-outer cover, 604-stop ring, 605-annular lip;

7-a heat recovery device; 701-heat exchange fins, 7011-heat exchange grooves, 7012-rotating rings, 7013-inner embedded grooves, 7014-transmission columns, 7015-rotating bearings and 7016-heat exchange flow channels; 702-central column, 703-driven gear, 704-driving gear, 705-control handle, 706-lower annular water collecting pipe, 707-metal hose, 708-sealing connecting seat, 709-upper annular water collecting pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a technical scheme that: as shown in fig. 1, 2 and 3, the aluminum alloy waste water heat energy recoverer comprises a hot waste water inlet pipe 1, a hot waste water drain pipe 2 and a heat energy recovery tank 3, the whole body of the aluminum alloy waste water heat energy recoverer can be arranged on one side of a hot sewage pool or a hot waste water pool, hot water in the hot sewage pool or the hot waste water pool can be pumped into the waste water inlet pipe 1 through a booster pump after being subjected to coarse filtration, and the hot waste water inlet pipe 1 and the hot waste water drain pipe 2 are respectively connected with a water inlet and a water outlet of the heat energy recovery tank 3. The heat energy recovery tank 3 is assembled in a split mode and comprises an upper tank body 301 positioned at the upper part and a lower tank body 302 positioned at the lower part; the waste water inlet pipe 1 is connected to the lower tank body 302, and the hot waste water drain pipe 2 is connected to the upper tank body 301, so that the hot waste water enters the heat energy recovery tank 3 and can be discharged from the upper tank body, the retention time of the hot waste water is increased, and sufficient heat exchange is carried out.

In the invention, a heat recovery device 7 is arranged in the tank body of the heat energy recovery tank 3, and in order to solve the problems that the fixed fins can cause the whole flow pressure when the waste water flow is large and the heat exchange area cannot be adjusted according to the needs, in the invention, as shown in fig. 4, the heat recovery device 7 consists of a plurality of heat exchange fins 701 which are stacked from top to bottom, a three-dimensional flat heat exchange structure can be formed, the manufacturing volume of the equipment is reduced, the plurality of heat exchange fins 701 are all sleeved on a central column 702, specifically, the central connection part of the heat exchange fins 701 is constructed into a rotating ring 7012, a rotating bearing 7015 is arranged inside the rotating ring 7012, and the rotating bearing 7015 is sleeved on the central column 702. In the invention, as shown in fig. 8, a linkage structure is provided among a plurality of heat exchange fins 701, so that the plurality of heat exchange fins 701 can be unfolded, an embedded groove 7013 with an angle of 10 ° is formed in the upper surface of a rotating ring 7012 (when 10 ° is set, in order to ensure that the plurality of heat exchange fins 701 are unfolded to cover 360 ° area, more than or equal to 12 heat exchange fins 701 are required to be arranged), a transmission column 7014 is arranged on the lower surface of the rotating ring 7012 on the same side of the embedded groove 7013, the transmission column 7014 of the heat exchange fin 701 on the upper side is inserted into the embedded groove 7013 of the heat exchange fin 701 on the lower side, and the deflection track angle of the transmission column 7014 in the embedded groove 7013 is the expansion deflection angle of the upper and lower heat exchange fins 701; in order to facilitate manual control of the spreading angle of the heat exchange heating surface, as shown in fig. 5, one heat exchange fin 701 at the upper end portion of the heat exchange heating surface can be controlled to deflect by the manual control assembly, and a plurality of heat exchange fins 701 sequentially deflect and pull the adjacent heat exchange fins 701 at the lower portion from top to bottom, so as to form the spread heat exchange heating surface with the changeable area. The manual control assembly is a control handle 705 arranged on the heat energy recovery tank 3, the rotating shaft end of the control handle 705 is connected with a driving gear 704, a driven gear 703 is sleeved on a central column 702, the driven gear 703 is fixedly connected with the topmost heat exchange fin 701, when the control handle 705 rotates, the driving gear 704 is meshed to drive the driven gear 703 to rotate, and then the heat exchange fin 701 is driven by the control handle 705 to deflect angularly.

Specifically, the topmost heat exchange fin 701 is rotated by the rotation of the driven gear 703, the transmission column 7014 of the upper heat exchange fin 701 slides in the embedded groove 7013 of the adjacent lower heat exchange fin 701, the embedded groove 7013 is an arc-shaped groove, when the transmission column 7014 slides from one end to the other end in the embedded groove 7013, the transmission column 7014 passes through a deflection angle of 10 °, so that the upper heat exchange fin 701 drives the lower heat exchange fin 701 to continuously deflect to one side, and the lower heat exchange fin 701 repeats the above actions to continuously deflect the lower heat exchange fin 701.

The plurality of heat exchange fins 701 form a spiral three-dimensional shape when being unfolded, as shown in fig. 6, the whole body can form a sector of 360 degrees at most, the sector is the maximum unfolded heat exchange area, the sector can be sequentially and spirally unfolded to change the heating surface of the sector, the sector can be unfolded and folded according to the discharge flow rate of the waste water, the heat exchange fins can be unfolded to the maximum extent to realize a higher heat exchange function, and the heat exchange fins can be folded when the flow rate is higher, so that the heat exchange fins are prevented from being damaged due to larger resistance formed by water flow impact.

The heat exchange fins 701 are of an equiangular rotating structure with three fin bodies, namely a plurality of heat exchange fins 701 can deflect within an angle range of 0-120 degrees, the switching from the minimum expansion area to the maximum expansion area can be completed, when the amount of hot wastewater in the hot wastewater pond is less, the flow speed can be reduced, the expansion area of the heat recovery device 7 is adjusted to be maximum, the heat exchange area is increased, and the heat exchange efficiency can be further increased; when the hot waste water in the hot waste water pond is more, need in time discharge inside hot waste water, multiplicable velocity of flow transfers heat recovery unit 7's expansion area to minimum, reduces heat exchange area, and the resistance that great water pressure received this moment is minimum, can guarantee that the rivers impact pressure that heat recovery unit 7 received is minimum, further protects heat exchange fin 701.

In one embodiment of the present invention, as shown in fig. 9, a heat exchange flow channel 7016 is formed inside the fin body, heat exchange grooves 7011 for increasing the heat exchange area are uniformly formed on the outer surface of the heat exchange fin 701, and the flattened grooved surface thereof can form a larger contact surface with the hot wastewater.

As shown in fig. 7, the water inlet end and the water outlet end of the heat exchange flow channel 7016 are both provided with a flexible metal hose 707, and the metal hose 707 can be made of a high-pressure steel wire woven hose, and has the characteristics of flexibility, capability of realizing multiple bending and long service life. The two end parts of the metal hose 707 are respectively provided with a sealing connecting seat 708, the sealing connecting seats 708 are tightly clamped and fixed on the heat exchange flow channel 7016, the upper and lower adjacent fin bodies have a certain distance, the upper and lower adjacent fin bodies are communicated through the metal hose 707, the heat exchange flow channels 7016 among the plurality of arranged fin bodies are connected into three flow channel passages, clean water flows in the flow channel passages, heat conducted in the heat exchange fins 701 is absorbed, and heat exchange is completed.

The water inlet ends of the three flow passage ways are positioned at the bottommost part, are connected to the lower annular water collecting pipe 706 and are connected with the heat recovery water inlet pipe 4 through the lower annular water collecting pipe 706, and the water outlet ends of the three flow passage ways are positioned at the topmost part and are connected to the upper annular water collecting pipe 709 and are connected with the heat recovery water outlet pipe 5 through the upper annular water collecting pipe 709.

The water inlet and the water outlet of the heat recovery device 7 are respectively connected with a heat recovery water inlet pipe 4 and a heat recovery water outlet pipe 5, so that the introduction of clean water and the discharge of clean water with heat after heat exchange are respectively completed, and the discharged clean water with heat can be continuously used to a process needing hot water or used for daily warm water of residents.

In another embodiment, in order to increase the service life of the heat recovery device 7 and avoid large impurities from entering the heat recovery tank 3, as shown in fig. 10, a filter tank 6 is further disposed on one side of the heat recovery tank 3, the filter tank 6 is composed of an outer shell 601, a filter bowl 602 and an outer cover 603, the filter bowl 602 is sealed inside the outer shell 601 through the outer cover 603, and the filter tank 6 is installed at one section of the hot wastewater inlet pipe 1 and filters the hot wastewater entering the heat recovery tank 3.

The filter cup 602 is a filter screen body, an annular lip 605 is arranged on the outer edge part of the filter cup, a blocking ring 604 is arranged on the inner wall of the outer shell 601 around the inner surface of the outer shell, and the annular lip 605 is clamped at the position of the blocking ring 604 to form sealing between the annular lip 605 and the blocking ring 604; the filter bowl 602 filters large impurities to prevent the large impurities from entering the heat energy recovery tank 3, and the filter tank 6 can be periodically opened for cleaning to clean the filter bowl 602 and discharge the impurities.

On the whole, the invention can realize the miniaturization heat recovery treatment, occupies smaller space, recycles the heat waste water formed in the production of the aluminum alloy, saves the fuel, reduces the carbon emission and protects the environment.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.