阅读说明：本技术 一种水产品养殖用可控育苗设备及其方法 (Controllable seedling raising equipment for aquatic product cultivation and method thereof ) 是由 殷刚 于 2021-09-26 设计创作，主要内容包括：本发明涉及水产品养殖技术领域,具体涉及一种水产品养殖用可控育苗设备及其方法,包括主体,主体上表面呈左右对称结构开设有两个养殖池,主体后端中部固设有投鱼箱,投鱼箱中部固设有筛网,投鱼箱底面左前端连通有投放管A,投鱼箱前表面右端开设有通槽。本发明通过电机带动双头螺杆使滑块沿着梯形块左右滑动,带动转轴、捕捞网及收集盒同步移动,旋转摇杆通过捕捞网控制收集盒的上下,方便了对水产品养殖苗种的快速取样,实现了对不同大小及生长周期的水产品苗种进行快速区分,方便了对大小不同的苗种提高最佳的养殖饲料,提供合适的营养,显著提高了苗种养殖的成活率,方便对育苗进行取样及观察,使用效果更佳。(The invention relates to the technical field of aquatic product cultivation, in particular to controllable seedling raising equipment for aquatic product cultivation and a method thereof. According to the invention, the double-end screw rod is driven by the motor to enable the sliding block to slide left and right along the trapezoidal block, the rotating shaft, the catching net and the collecting box are driven to move synchronously, the rotating rocker controls the collecting box to move up and down through the catching net, so that the aquatic product breeding seeds can be conveniently and rapidly sampled, the aquatic product seeds with different sizes and growth cycles can be rapidly distinguished, the best breeding feed can be conveniently improved for the seeds with different sizes, the proper nutrition can be provided, the survival rate of seed breeding can be obviously improved, the sampling and observation of the seedling can be conveniently carried out, and the using effect is better.)

1. The utility model provides an aquatic products are bred with controllable equipment of growing seedlings which characterized in that: comprises a main body (1), the upper surface of the main body (1) is provided with two culture ponds (2) in a bilateral symmetry structure, the middle part of the rear end of the main body (1) is fixedly provided with a fish throwing box (3), the middle part of the fish throwing box (3) is fixedly provided with a screen (4), the left front end of the bottom surface of the fish throwing box (3) is communicated with a throwing pipe A (5), the right end of the front surface of the fish throwing box (3) is provided with a through groove (6), the front wall of the fish throwing box (3) is communicated with a throwing pipe B (7), the left wall and the right wall of the through groove (6) are both provided with clamping grooves (8), a clamping block (9) is arranged in the through groove (6), the top surface of the clamping block (9) is fixedly provided with an L-shaped block (10), the lower end of the right wall of the L-shaped block (10) is fixedly connected with an adjusting hand wheel (11) through a threaded hole, the top surface of the main body (1) is in a bilateral symmetry structure, a fishing component (13) is arranged inside the culture pond (2).

2. A controllable seedling raising apparatus for aquatic product cultivation according to claim 1, characterized in that: the fish tank is characterized in that the clamping block (9) is in clamping fit with the clamping groove (8), the left wall of the L-shaped block (10) is in friction contact with the right wall of the fish tank (3), the nut end of the adjusting hand wheel (11) is tightly pressed on the right wall of the fish tank (3), the fish tank (3) is communicated with the feeding pipe B (7) through the through groove (6), and the feeding pipe A (5) and the feeding pipe B (7) are respectively communicated with the culture pond (2).

3. A controllable seedling raising apparatus for aquatic product cultivation according to claim 2, characterized in that: the oxygenation assembly (12) comprises an oxygenation pump (1201), a square pipe (1202) is communicated with the bottom surface of the oxygenation pump (1201), a C-shaped block (1203) is sleeved in the middle of the square pipe (1202), a spring (1204) is sleeved on the outer wall of the lower end of the square pipe (1202), a triangular block (1205) is fixedly arranged on the bottom surface of the square pipe (1202), a circular pipe (1206) is communicated with the lower end of the triangular block (1205), and a plurality of oxygen outlet pipes (1207) are arranged on the bottom surface of the circular pipe (1206) in a linear equidistant structure.

4. A controllable seedling raising device for aquatic product cultivation according to claim 3, characterized in that: the bottom surface of the C-shaped block (1203) is fixedly connected with the top surface of the main body (1), the square tube (1202) is in sliding connection with the C-shaped block (1203), the triangular block (1205) is of a hollow structure, the C-shaped block (1203) is communicated with the triangular block (1205), and the circular tube (1206) is communicated with the oxygen outlet tube (1207).

5. A controllable seedling raising device for aquatic product cultivation according to claim 4, characterized in that: fishing subassembly (13) include pivot (1301), the rolling has fishing net (1302) on pivot (1301), fishing net (1302) has set firmly collection box (1303), symmetrical structure cover is equipped with two slider (1304) around being on pivot (1301), main part (1) top surface is symmetrical structure around being and has set firmly two trapezoidal pieces (1305), trapezoidal groove (1306) have been seted up to slider (1304) bottom surface, pivot (1301) front end passes slider (1304) rear end and extends to front end and coaxial coupling has rocker (1307), main part (1) top surface front end is equipped with double-end screw (1308), it is linear equidistant structure to rotate on double-end screw (1308) and is connected with a plurality of fixed blocks (1309), servo motor (1310) are installed through the mount pad in main part (1) upper left corner.

6. A controllable seedling raising device for aquatic product cultivation according to claim 5, characterized in that: the sliding block (1304) is rotatably connected with the rotating shaft (1301), the sliding block (1304) is in threaded connection with a double-threaded screw (1308) through a threaded hole, the left end of the double-threaded screw (1308) is coaxially connected with a servo motor (1310), external threads on the double-threaded screw (1308) are in a bilateral symmetry structure and opposite in thread direction, the fixing block (1309) is fixedly connected with the main body (1), and the trapezoidal groove (1306) is in clamping fit with the trapezoidal block (1305) and is in sliding connection with the trapezoidal block.

7. A controllable seedling raising device for aquatic product cultivation according to claim 6, characterized in that: the left side and the right side of the triangular block (1205) are smooth surfaces, and the left outer wall and the right outer wall of the triangular block (1205) are in friction contact with the middle of the fishing net (1302).

8. A controllable seedling growing method for aquatic product cultivation is characterized by comprising the following steps:

screening seedlings: the aquatic product seedling that will need grow seedlings is poured into and is thrown the inside upper end of fish box (3), less seedling passes screen cloth (4) and falls into and throws fish box (3) inside lower extreme and carry to the breed pond (2) that are located the left end through throwing pipe A (5) inside, then rotatory adjusting handle (11) pulling L type piece (10) rebound, make fixture block (9) and draw-in groove (8) separation, the aquatic product seedling that the messenger failed to pass screen cloth (4) gets into through logical groove (6) and throws pipe B (7) and carry to the breed pond (2) that are located the right-hand member inside, carry out the quick differentiation to the seedling of aquatic product breed.

Oxygenation: carry to square inside pipe (1202) after handling the outside air through oxygenation pump (1201), square pipe (1202) extrude triangle-shaped piece (1205) and pipe (1206) to breed the inside lower extreme in pond (2) through spring (1204), inside air after handling of square pipe (1202) passes triangle-shaped piece (1205) and carries to inside pipe (1206) after discharge to breed pond (2) from oxygen outlet pipe (1207), carry out the oxygenation to the inside water of breeding pond (2).

Sampling: drive double-end screw (1308) through servo motor (1310) and rotate along fixed block (1309), slide slider (1304) through dovetail groove (1306) along dovetail block (1305), slider (1304) drive pivot (1301) and catch net (1302) synchronous motion, it makes pivot (1301) rotatory along slider (1304) to rotate to rotatory rocker (1307) behind the suitable position, it catches net (1302) and collects box (1303) synchronous motion to drive, it removes the surface of water to collect box (1303) from breeding pond (2) lower extreme and remove the upper end, it detects and observes to take out partial aquatic products seedling from collecting box (1303).

Technical Field

The invention relates to the technical field of aquatic product cultivation, in particular to controllable seedling raising equipment for aquatic product cultivation and a method thereof.

Background

The aquatic products are the general term of aquatic animal and plant products produced in the marine and freshwater fishery industries and the processed products thereof, the cultivation refers to the cultivation and propagation of animals and plants, the cultivation includes the species of livestock cultivation, poultry cultivation, aquaculture, special cultivation and the like, and the cultivation includes the species of live pig cultivation, poultry cultivation, aquaculture, special cultivation and the like. Aquatic product cultivation is a water area which can be used by human beings for cultivation, according to the ecological habits of cultivation objects and the requirements on the environmental conditions of the water area, the aquatic product cultivation technology and facilities are used for aquatic economic animal and plant cultivation, the aquatic product cultivation is one of agricultural production departments, the aquatic product cultivation is divided into seawater cultivation industry and fresh water cultivation industry according to different water area properties, the aquatic product cultivation is divided into fishes, shrimps, crabs and shellfish, algae, gorgon euryale, lotus roots and the like according to cultivation objects, and the aquatic product cultivation industry is an important component of the fishery industry and the production industry which utilizes the aquatic products suitable for cultivating the aquatic economic animal and plant. The emergence and development of aquaculture industry, which is late in the time when humans engage in aquaculture compared to the fishing industry that captures natural aquatic resources, marks the enhancement of human influence and water area control.

The aquatic products among the prior art need carry out the seedling to aquatic products at the farming in-process, very easily puts into same breed pond with the seed of variation in size and breeds at the in-process of growing seedlings, because the different required fodder of seed growth cycle of variation in size and nutrition are also different, do not distinguish the breed and influence the effect of growing seedlings, and inconvenient to the sample observation of growing seedlings, the result of use is not good enough.

Disclosure of Invention

Aiming at the problems, the invention provides controllable seedling raising equipment for aquatic product cultivation and a method thereof.

In order to achieve the above object, the present invention adopts the following technical solutions:

the utility model provides an aquatic products are bred with controllable equipment of growing seedlings, comprising a main body, two breed ponds have been seted up to the main part upper surface that is bilateral symmetry structure, main part rear end middle part has set firmly throws the fish box, throw fish box middle part and have set firmly the screen cloth, throw fish box bottom surface left side front end intercommunication and have throw pipe A, throw fish box front surface right-hand member and seted up logical groove, throw fish box antetheca intercommunication and have throw pipe B, lead to the groove about two walls and all seted up the draw-in groove, it is equipped with the fixture block to lead to inslot portion, the fixture block top surface has set firmly L type piece, L type piece right side wall lower extreme has adjusting handle through screw hole threaded connection, the main part top surface is bilateral symmetry structure and has set firmly two oxygenation subassemblies, it catches the subassembly to be equipped with inside the breed pond.

Preferably, the clamping block is in clamping fit with the clamping groove, the left wall of the L-shaped block is in friction contact with the right wall of the fish throwing box, the end of the adjusting hand wheel nut is tightly pressed on the right wall of the fish throwing box, the fish throwing box is communicated with the throwing pipe B through the through groove, and the throwing pipe A and the throwing pipe B are respectively communicated with the culture pond.

Preferably, the oxygenation subassembly includes the oxygenation pump, and oxygenation pump bottom surface intercommunication has square pipe, and square pipe middle part cover is equipped with C type piece, and square tub of lower extreme outer wall cover is equipped with the spring, and square tub of bottom surface has set firmly the triangle-shaped piece, and triangle-shaped piece lower extreme intercommunication has the pipe, and the pipe bottom surface is linear equidistant structure and has seted up a plurality of oxygen pipes.

Preferably, the bottom surface of the C-shaped block is fixedly connected with the top surface of the main body, the square pipe is in sliding connection with the C-shaped block, the triangular block is of a hollow structure, the C-shaped block is communicated with the triangular block, and the circular pipe is communicated with the oxygen outlet pipe.

Preferably, it includes the pivot to catch the subassembly, the rolling has the net of catching in the pivot, catch a net outer wall lower extreme and set firmly the collection box, symmetrical structure cover is equipped with two sliders around being in the pivot, symmetrical structure has set firmly two trapezoidal blocks around the main part top surface is, the dovetail groove has been seted up to the slider bottom surface, the pivot front end passes the slider rear end and extends to front end and coaxial coupling has the rocker, main part top surface front end is equipped with double threaded screw, it is linear equidistant structure rotation and is connected with a plurality of fixed blocks to be on the double threaded screw, servo motor is installed through the mount pad in the main part upper left corner.

Preferably, the slider is connected with the pivot rotation, and the slider passes through screw hole and double-thread screw threaded connection, double-thread screw left end and servo motor coaxial coupling, and the external screw thread on the double-thread screw is bilateral symmetry structure and screw thread opposite direction, and the fixed block is connected fixedly with the main part, trapezoidal groove and trapezoidal piece joint cooperation and rather than sliding connection.

Preferably, the left side and the right side of the triangular block are smooth surfaces, and the left outer wall and the right outer wall of the triangular block are in friction contact with the middle of the fishing net.

A controllable seedling growing method for aquatic product cultivation is characterized by comprising the following steps:

screening seedlings: the aquatic product seeds needing to be raised seedlings are poured into the upper end inside the fish throwing box, smaller seeds pass through the screen mesh and fall into the lower end inside the fish throwing box and are conveyed to the interior of a culture pond located at the left end through the throwing pipe A, then the L-shaped block is pulled to move upwards by rotating the adjusting hand wheel, the clamping block is separated from the clamping groove, the aquatic product seeds which cannot pass through the screen mesh enter the throwing pipe B through the through groove and are conveyed to the interior of the culture pond located at the right end, and the seeds cultured by the aquatic products are rapidly distinguished.

Oxygenation: carry to square intraduct after handling outside air through the oxygenation pump, square intraduct passes through spring extrusion triangular block and pipe to the inside lower extreme of breed pond, and the air after square intraduct is handled passes the triangular block and carries to discharge to breed the pond inside from going out the oxygen pipe after the pipe, carries out the oxygenation to the water of breeding the pond inside.

Sampling: drive double-end screw through servo motor and rotatory along the fixed block, pass through the dovetail groove with the slider and slide along the dovetail block, the slider drives the pivot and catches net synchronous movement, and it makes the pivot rotatory along the slider to remove to rotatory rocker behind the suitable position, drives and catches net and collect box synchronous movement, will collect the box and remove to the upper end and remove the surface of water from breeding the pond lower extreme, takes out partial seedling aquatic products from collecting the box and detects and observe.

Due to the adoption of the technical scheme, the invention has the beneficial effects that:

1. according to the invention, smaller seedlings pass through the screen mesh and fall into the throwing pipe A through the fish throwing box and are conveyed into the breeding pond at the left end, aquatic product seedlings which cannot pass through the screen mesh enter the throwing pipe B through the through groove and are conveyed into the breeding pond at the right end, external air is treated through the oxygenation pump and is conveyed into the square pipe and the triangular block, the treated aquatic product seedlings are discharged from the oxygen outlet pipe through the circular pipe into the breeding pond to oxygenate water, and the fishing net and the collecting box are used for convenient sampling. The problem of very easily put into same breed pond with the seed of variation in size and breed at the in-process of growing seedlings is solved, because the seed growth cycle of variation in size is different required fodder and nutrition also different, it influences the effect of growing seedlings not to distinguish the breed, and it is inconvenient to the sample observation of growing seedlings, the result of use is not good enough, the aquatic products seed to different sizes and growth cycle has been realized distinguishing the seed fast, made things convenient for and improved the best breed fodder to variation in size, provide suitable nutrition, show the survival rate that has improved seed breed, the convenience is taken a sample and is observed growing seedlings, the result of use is better.

2. According to the invention, the double-end screw rod is driven by the motor to enable the sliding block to slide left and right along the trapezoidal block, the rotating shaft, the catching net and the collecting box are driven to move synchronously, the rotating rocker controls the upper part and the lower part of the collecting box through the catching net, so that the aquatic product breeding seeds can be conveniently and rapidly sampled, the growth condition can be conveniently observed and recorded, the seedling raising reliability is improved, the catching net moving left and right pushes the triangular block to enable the circular pipe to move up and down, the catching net and the triangular block are effectively prevented from being wound, meanwhile, the oxygenation pump is prevented from being manually taken during catching, the use and working efficiency is obviously improved, the structure is simple, and the operation is convenient.

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 for the present invention and protect some embodiments, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a sectional view of the structure of the fish box of the present invention;

FIG. 3 is a schematic diagram illustrating a disassembled structure of a fixture block according to the present invention;

FIG. 4 is a schematic view of the oxygen increasing assembly of the present invention;

FIG. 5 is a schematic view of the structure of the fishing net of the present invention;

fig. 6 is an enlarged view of the structure at the position a of the present invention.

The reference numbers in the figures illustrate: 1. a main body; 2. a culture pond; 3. a fish throwing box; 4. screening a screen; 5. a feeding pipe A; 6. a through groove; 7. a feeding pipe B; 8. a card slot; 9. a clamping block; 10. an L-shaped block; 11. adjusting a hand wheel; 12. an oxygenation assembly; 1201. an oxygenation pump; 1202. a square tube; 1203. a C-shaped block; 1204. a spring; 1205. a triangular block; 1206. a circular tube; 1207. an oxygen outlet pipe; 13. fishing the components; 1301. a rotating shaft; 1302. a fishing net; 1303. a collection box; 1304. a slider; 1305. a trapezoidal block; 1306. a trapezoidal groove; 1307. a rocker; 1308. a double-ended screw; 1309. a fixed block; 1310. a servo motor.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.

Example 1

As shown in fig. 1-3, a controllable seedling raising device for aquatic product cultivation and a method thereof, the controllable seedling raising device comprises a main body 1, two cultivation ponds 2 are arranged on the upper surface of the main body 1 in a bilateral symmetry structure, a fish throwing box 3 is fixedly arranged in the middle of the rear end of the main body 1, a screen 4 is fixedly arranged in the middle of the fish throwing box 3, a throwing pipe A5 is communicated with the left front end of the bottom surface of the fish throwing box 3, a through groove 6 is arranged at the right end of the front surface of the fish throwing box 3, a throwing pipe B7 is communicated with the front wall of the fish throwing box 3, clamping grooves 8 are respectively arranged on the left wall and the right wall of the through groove 6, a clamping block 9 is arranged in the through groove 6, an L-shaped block 10 is fixedly arranged on the top surface of the clamping block 9, an adjusting hand wheel 11 is connected to the lower end of the right wall of the L-shaped block 10 through a threaded hole, two oxygenation assemblies 12 are fixedly arranged on the top surface of the main body 1 in a bilateral symmetry structure, and a fishing assembly 13 is arranged in the cultivation ponds 2.

The clamping block 9 is in clamping fit with the clamping groove 8, the left wall of the L-shaped block 10 is in friction contact with the right wall of the fish throwing box 3, the nut end of the adjusting hand wheel 11 is tightly pressed with the right wall of the fish throwing box 3, the fish throwing box 3 is communicated with a throwing pipe B7 through the through groove 6, and the throwing pipe A5 and the throwing pipe B7 are respectively communicated with the culture pond 2.

The working principle of the invention is that when the invention is used, firstly, aquatic product seedlings needing to be raised are poured into the upper end inside the fish throwing box 3, smaller aquatic product seedlings pass through the screen 4 and fall into the lower end inside the fish throwing box 3 and are conveyed into the culture pond 2 at the left end through the throwing pipe A5, then the adjusting hand wheel 11 is rotated to pull the L-shaped block 10 to move upwards, so that the clamping block 9 is separated from the clamping groove 8, the aquatic product seedlings which cannot pass through the screen 4 enter the throwing pipe B7 through the through groove 6 and are conveyed into the culture pond 2 at the right end, and the aquatic product cultured seedlings are rapidly distinguished.

Example 2

As shown in fig. 4, on the basis of embodiment 1, the oxygenation assembly 12 comprises an oxygenation pump 1201, a square pipe 1202 is communicated with the bottom surface of the oxygenation pump 1201, a C-shaped block 1203 is sleeved in the middle of the square pipe 1202, a spring 1204 is sleeved on the outer wall of the lower end of the square pipe 1202, a triangular block 1205 is fixedly arranged on the bottom surface of the square pipe 1202, a circular pipe 1206 is communicated with the lower end of the triangular block 1205, and a plurality of oxygen outlet pipes 1207 are arranged on the bottom surface of the circular pipe 1206 in a linear equidistant structure.

The bottom surface of the C-shaped block 1203 is fixedly connected with the top surface of the main body 1, the square tube 1202 is slidably connected with the C-shaped block 1203, the triangular block 1205 is of a hollow structure, the C-shaped block 1203 is communicated with the triangular block 1205, and the circular tube 1206 is communicated with the oxygen outlet tube 1207.

During the use, handle outside air through oxygenation pump 1201 and carry to square inside the pipe 1202 after, square pipe 1202 passes through spring 1204 extrusion triangular block 1205 and pipe 1206 to breed 2 inside lower extremes in pond, and square inside air of handling of pipe 1202 passes triangular block 1205 and carries to discharge to breeding 2 insides in pond from play oxygen pipe 1207 after the pipe 1206, carries out the oxygenation to the water of breeding 2 insides in pond, has improved the oxygen content of breeding 2 inside waters.

Example 3

As shown in fig. 5-6, on the basis of embodiment 2, the fishing component 13 comprises a rotating shaft 1301, a fishing net 1302 is wound on the rotating shaft 1301, a collecting box 1303 is fixedly arranged at the lower end of the outer wall of the fishing net 1302, two sliding blocks 1304 are sleeved on the rotating shaft 1301 in a front-back symmetrical structure, two trapezoidal blocks 1305 are fixedly arranged on the top surface of the main body 1 in a front-back symmetrical structure, a trapezoidal groove 1306 is formed in the bottom surface of each sliding block 1304, the front end of the rotating shaft 1301 penetrates through the rear end of each sliding block 1304 to extend to the front end and is coaxially connected with a rocker 1307, the front end of the top surface of the main body 1 is provided with a double-end screw 1308, the double-end screw 1308 is in a linear equidistant structure and is rotatably connected with a plurality of fixing blocks 1309, and a servo motor 1310 is installed on the upper left corner of the main body 1 through an installation seat.

The slider 1304 is rotatably connected with the rotating shaft 1301, the slider 1304 is in threaded connection with the double-threaded screw 1308 through a threaded hole, the left end of the double-threaded screw 1308 is coaxially connected with the servo motor 1310, the external thread on the double-threaded screw 1308 is in a bilateral symmetry structure and opposite in thread direction, the fixing block 1309 is fixedly connected with the main body 1, and the trapezoidal groove 1306 is in clamping fit with the trapezoidal block 1305 and is in sliding connection with the trapezoidal groove.

The left side and the right side of the triangular block 1205 are smooth surfaces, and the left outer wall and the right outer wall of the triangular block 1205 are in friction contact with the middle of the fishing net 1302.

During the use, it is rotatory along fixed block 1309 to drive double-end screw 1308 through servo motor 1310, slide slider 1304 through dovetail groove 1306 along dovetail 1305 slip, slider 1304 drives pivot 1301 and catches net 1302 synchronous motion, it makes pivot 1301 rotatory along slider 1304 to rotate behind the suitable position rocker 1307, drive and catch net 1302 and collect box 1303 synchronous motion, it removes the surface of water to move collection box 1303 from breeding pond 2 lower extreme to the upper end, it detects and observes to take out some aquatic products seedling from collecting box 1303, pivot 1301 and catch net 1302 and triangular block 1205 outer wall frictional contact in the removal process, promote triangular block 1205 and 1206 pipe synchronous motion, it promotes triangular block 1205 above the surface of water to catch net 1302 when catching net is caught aquatic products seedling, the convenient fishing net 1302 has made things convenient for catching of aquatic products seedling while removing.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., 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 forms 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.