阅读说明：本技术 一种市政水利工程用防水设备 (Waterproof equipment for municipal water conservancy project ) 是由 郝宇 于 2021-11-18 设计创作，主要内容包括：本发明公开了一种市政水利工程用防水设备,涉及市政水利工程技术领域,本发明包括圆管、连通管和防护架,所述防护架的左侧连通有连通管,所述连通管的左侧连通有圆管,所述防护架包括水泵和排水管,所述防护架的右侧连通有排水管,所述水泵与防护架的内壁顶部固定连接,所述圆管包括挡板、减压机构、伸缩杆、防堵机构、过滤机构、转动机构和弹杆,所述过滤机构设置在圆管的内部,所述过滤机构的左侧设置有挡板,所述挡板的内部设置有减压机构,本发明通过挡板靠近圆管的内壁,水通过水泵的工作从挡板的表面流过,通过挡板将硬质的杂物阻隔在圆管的外端,避免硬质杂物进入水泵的内部导致水泵内部的零件受损。(The invention discloses waterproof equipment for municipal water conservancy projects, which relates to the technical field of municipal water conservancy projects and comprises a round pipe, a communicating pipe and a protective frame, wherein the left side of the protective frame is communicated with the communicating pipe, the left side of the communicating pipe is communicated with the round pipe, the protective frame comprises a water pump and a water drain pipe, the right side of the protective frame is communicated with the water drain pipe, the water pump is fixedly connected with the top of the inner wall of the protective frame, the round pipe comprises a baffle, a pressure reducing mechanism, a telescopic rod, an anti-blocking mechanism, a filtering mechanism, a rotating mechanism and an elastic rod, the filtering mechanism is arranged in the round pipe, the left side of the filtering mechanism is provided with the baffle, the pressure reducing mechanism is arranged in the baffle, the invention, water flows from the surface of the baffle through the work of the water pump by approaching the baffle to the inner wall of the round pipe, hard sundries are blocked at the outer end of the round pipe through the baffle, the parts in the water pump are prevented from being damaged due to the fact that hard sundries enter the water pump.)

1. The utility model provides a waterproof equipment for municipal water conservancy project, includes pipe (1), communicating pipe (2) and protection frame (3), its characterized in that: the left side of the protective frame (3) is communicated with a communicating pipe (2), and the left side of the communicating pipe (2) is communicated with a circular pipe (1); the protective frame (3) comprises a water pump (30) and a water drainage pipe (31), the right side of the protective frame (3) is communicated with the water drainage pipe (31), and the water pump (30) is fixedly connected with the top of the inner wall of the protective frame (3); pipe (1) includes baffle (10), decompression mechanism (11), telescopic link (12), prevents stifled mechanism (13), filtering mechanism (14), slewing mechanism (15) and bullet pole (16), filtering mechanism (14) set up the inside in pipe (1), the left side of filtering mechanism (14) is provided with baffle (10), the inside of baffle (10) is provided with decompression mechanism (11), the right side fixedly connected with telescopic link (12) of baffle (10), the right side of telescopic link (12) is provided with prevents stifled mechanism (13), the left side of filtering mechanism (14) is provided with slewing mechanism (15), the right side fixedly connected with bullet pole (16) of baffle (10), the quantity of bullet pole (16) has two.

2. The waterproof equipment for municipal water conservancy project according to claim 1, characterized in that: the filtering mechanism (14) comprises a fixing frame (141), a circular ring frame (142), a cross (143), a filtering net (144) and a cleaning mechanism (145), the fixing frame (141) is fixedly connected with the inner wall of the circular tube (1), the circular ring frame (142) is rotatably connected with the inner wall of the fixing frame (141) through a bearing, the cross (143) is fixedly connected with the inner wall of the circular ring frame (142), the outer surface of the cross (143) is fixedly connected with the filtering net (144), and the cleaning mechanism (145) is arranged inside the fixing frame (141); one end of the filter screen (144) far away from the cross (143) is fixedly connected with the inner wall of the circular ring frame (142).

3. The waterproof equipment for municipal water conservancy projects according to claim 2, characterized in that: the cleaning mechanism (145) comprises a cleaning rod (1451), an underframe (1452), an elastic sheet (1453), a movable block (1454) and bristles (1455), wherein the cleaning rod (1451) is fixedly connected with the inner wall of the circular frame (142), the underframe (1452) is fixedly connected with the outer surface of the cleaning rod (1451), the movable block (1454) is arranged inside the underframe (1452), the bristles (1455) are bonded at the bottom of the movable block (1454), and the elastic sheet (1453) is fixedly connected with the top of the movable block (1454); one end of the elastic sheet (1453) far away from the movable block (1454) is fixedly connected with the inner wall of the base frame (1452), and the brush hairs (1455) are contacted with the outer surface of the filter screen (144).

4. The waterproof equipment for municipal water conservancy project according to claim 3, characterized in that: the underframe (1452) comprises semicircular rods (a 1) and semicircular blocks (a 2), the inner wall of the underframe (1452) is fixedly connected with the semicircular rods (a 1), the number of the semicircular rods (a 1) is two, and the outer surface of the movable block (1454) is fixedly connected with the semicircular blocks (a 2); the semicircular block (a 2) is in contact with the inner wall of the semicircular rod (a 1).

5. The waterproof equipment for municipal water conservancy project according to claim 1, characterized in that: the anti-blocking mechanism (13) comprises a disc (131), a first ring elastic rod (132), a telescopic circular rod (133) and a second ring elastic rod (134), wherein the outer surface of the disc (131) is movably connected with the telescopic circular rod (133) through a rotating shaft, the outer surface of the bottom of the telescopic circular rod (133) is fixedly connected with the first ring elastic rod (132), and the outer surface of the top of the telescopic circular rod (133) is fixedly connected with the second ring elastic rod (134); one end of the telescopic round rod (133) far away from the disc (131) is movably connected with the outer surface of the fixed frame (141) through a rotating shaft.

6. The waterproof equipment for municipal water conservancy project according to claim 1, characterized in that: one end of the telescopic rod (12) far away from the baffle (10) is fixedly connected with the left side of the disc (131), and one end of the elastic rod (16) far away from the baffle (10) is fixedly connected with the outer surface of the left side of the disc (131).

7. The waterproof equipment for municipal water conservancy project according to claim 1, characterized in that: the pressure reducing mechanism (11) comprises an arc block (111), a moving block (112), a positioning rod (113), a push rod (114), a rubber rod (115) and a leakage opening (116), the leakage opening (116) is formed in the baffle (10), the moving block (112) is in contact with the inner wall of the leakage opening (116), the arc block (111) is fixedly connected to the left side of the moving block (112), the push rod (114) is fixedly connected to the right side of the moving block (112), the positioning rod (113) is fixedly connected to the right side of the baffle (10), and the rubber rod (115) is bonded to the right side of the moving block (112); the push rod (114) is in contact with the inner wall of the positioning rod (113), the push rod (114) is in contact with the outer surface of the elastic rod (16), the arc block (111) is in contact with the outer surface of the left side of the baffle (10), and one end, away from the moving block (112), of the rubber rod (115) is in contact with the outer surface of the positioning rod (113).

8. The waterproof equipment for municipal water conservancy project according to claim 1, characterized in that: the rotating mechanism (15) comprises a friction rod (151), a rack (152), a friction round block (153) and a gear rod (154), the gear rod (154) is fixedly connected with the center of the left side of the cross (143), the rack (152) is meshed with the top of the gear rod (154), and the friction round block (153) is fixedly connected with the top of the rack (152); the friction rod (151) is fixedly connected with the right side of the disc (131).

9. The waterproofing device for municipal water conservancy engineering according to claim 8, wherein: the friction rod (151) is in contact with the outer surface of the friction round block (153), the top of the friction round block (153) is rotatably connected with a cross rod through a bearing, and one end, far away from the friction round block (153), of the cross rod is fixedly connected with the outer surface of the left side of the cleaning rod (1451).

Technical Field

The invention belongs to the technical field of municipal water conservancy projects, and particularly relates to waterproof equipment for municipal water conservancy projects.

Background

In municipal water conservancy project, in order to construct hydraulic engineering, ditch or ground need be dug in hydraulic construction, underground water gushes and can enter into the inside of ditch or ground and cause the trouble to following construction, need waterproof water pumper to go out the inside water of ditch or ground in hydraulic engineering construction, but the inside debris that ditch or ground just dug got into waterproof water pumper can lead to waterproof water pumper part impaired, so we have proposed a waterproof equipment for municipal water conservancy project.

Disclosure of Invention

The invention aims to provide waterproof equipment for municipal water conservancy projects, which solves the existing problems by resisting sundries at the outer end of a round pipe.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to waterproof equipment for municipal hydraulic engineering, which comprises a circular tube, a communicating tube and a protective frame, wherein the left side of the protective frame is communicated with the communicating tube;

the protective frame comprises a water pump and a drain pipe, the right side of the protective frame is communicated with the drain pipe, and the water pump is fixedly connected with the top of the inner wall of the protective frame;

the pipe includes baffle, decompression mechanism, telescopic link, prevents stifled mechanism, filtering mechanism, slewing mechanism and bullet pole, filtering mechanism sets up the inside at the pipe, filtering mechanism's left side is provided with the baffle, and the baffle is close to the inner wall of pipe, and water flows through the work of water pump from the surface of baffle, through the baffle with the debris separation of stereoplasm in the outer end of pipe, the inside of avoiding stereoplasm debris to get into the water pump leads to the inside part of water pump impaired, the inside of baffle is provided with decompression mechanism, the right side fixedly connected with telescopic link of baffle, the right side of telescopic link is provided with prevents stifled mechanism, filtering mechanism's left side is provided with slewing mechanism, the right side fixedly connected with bullet pole of baffle, the quantity of bullet pole has two.

Furthermore, the filtering mechanism comprises a fixed frame, a ring frame, a cross, a filtering net and a cleaning mechanism, the fixed frame is fixedly connected with the inner wall of the circular tube, the ring frame is rotatably connected with the inner wall of the fixed frame through a bearing, the cross is fixedly connected with the inner wall of the ring frame, the gear rod can drive the cross to rotate when rotating, the filtering net rotates in the fixed frame through the rotation of the cross, sundries on the rotating surface of the filtering net can be separated from the surface of the filtering net through rotation, the filtering net is fixedly connected to the outer surface of the cross, and the cleaning mechanism is arranged in the fixed frame;

one end of the filter screen, which is far away from the cross, is fixedly connected with the inner wall of the circular ring frame.

Furthermore, the cleaning mechanism comprises a cleaning rod, an underframe, an elastic sheet movable block and bristles, the cleaning rod is fixedly connected with the inner wall of the circular ring frame, the outer surface of the cleaning rod is fixedly connected with the underframe, the movable block is arranged inside the underframe, the bristles are bonded to the bottom of the movable block, the surface of the filter screen can be in contact with the surfaces of the bristles when the filter screen rotates, the movable block can move inside the semicircular rod through the semicircular block, and the elastic sheet is fixedly connected to the top of the movable block;

one end of the elastic sheet, which is far away from the movable block, is fixedly connected with the inner wall of the bottom frame, and the bristles are in contact with the outer surface of the filter screen.

Furthermore, the underframe comprises semicircular rods and semicircular blocks, the inner wall of the underframe is fixedly connected with the semicircular rods, the number of the semicircular rods is two, the outer surface of the movable block is fixedly connected with the semicircular blocks, the movable block can shake when bristles at the bottom of the movable block are contacted with the surface of the filter screen, and the movable block can impact the inner wall of the underframe to shake when shaking so as to avoid sundries from being attached to the surfaces of the bristles;

the semicircular block is in contact with the inner wall of the semicircular rod.

Furthermore, the anti-blocking mechanism comprises a disc, a first ring elastic rod, a telescopic circular rod and a second ring elastic rod, the outer surface of the disc is movably connected with the telescopic circular rod through a rotating shaft, the disc can extrude the telescopic circular rod through the pressure of the elastic rod, the telescopic circular rod can generate position change through the extrusion of the disc through the movable connection with the disc and the fixing frame, the first ring elastic rod and the second ring elastic rod can generate deformation through the extrusion of the telescopic circular rod, the outer surface of the bottom of the telescopic circular rod is fixedly connected with the first ring elastic rod, and the outer surface of the top of the telescopic circular rod is fixedly connected with the second ring elastic rod;

one end of the telescopic round rod, which is far away from the disc, is movably connected with the outer surface of the fixed frame through a rotating shaft.

Furthermore, the one end that the baffle was kept away from to the telescopic link is fixedly connected with the left side of disc, the one end that the baffle was kept away from to the bullet pole is fixedly connected with the left side surface of disc.

Further, the pressure reducing mechanism comprises an arc block, a moving block, a positioning rod, a push rod, a rubber rod and a leakage opening, the leakage opening is formed in the baffle plate, the moving block is in contact with the inner wall of the leakage opening, the arc block is fixedly connected to the left side of the moving block, the push rod is fixedly connected to the right side of the moving block, the positioning rod is fixedly connected to the right side of the baffle plate, and the rubber rod is bonded to the right side of the moving block;

the push rod is in contact with the inner wall of the positioning rod, the push rod is in contact with the outer surface of the elastic rod, the arc block is in contact with the outer surface of the left side of the baffle, and one end, far away from the moving block, of the rubber rod is in contact with the outer surface of the positioning rod.

Furthermore, the rotating mechanism comprises a friction rod, a rack, a friction round block and a gear rod, the gear rod is fixedly connected with the center of the left side of the cross, the rack is meshed with the top of the gear rod, and the friction round block is fixedly connected with the top of the rack;

the friction rod is fixedly connected with the right side of the disc, the disc can push the friction rod to move on the surface of the friction round block when moving, and the rack at the bottom of the friction round block can drive the gear rod to rotate through meshing with the gear rod.

Further, the friction rod is in contact with the outer surface of the friction round block, the top of the friction round block is rotatably connected with a cross rod through a bearing, and one end, far away from the friction round block, of the cross rod is fixedly connected with the outer surface of the left side of the cleaning rod.

The invention has the following beneficial effects:

according to the invention, the baffle is close to the inner wall of the circular tube, water flows through the surface of the baffle through the operation of the water pump, and hard impurities are blocked at the outer end of the circular tube through the baffle, so that the damage of parts in the water pump caused by the hard impurities entering the water pump is avoided.

When the position of the telescopic round rod is changed, the inner walls of the first ring elastic rod and the second ring elastic rod are extruded, the first ring elastic rod and the second ring elastic rod deform through the extrusion of the telescopic round rod, and the first ring elastic rod and the second ring elastic rod can flick sundries by utilizing the elasticity of the first ring elastic rod and the second ring elastic rod, so that the situation that the sundries falling to leaves are attached to the surface of the filter screen to cause the filter screen to block water in the round pipe is avoided, and the drainage efficiency of the water pump is reduced.

The filter screen rotates in the fixing frame through the cross frame, the cross frame fixes the filter screen, and the stability of the filter screen is improved by utilizing the triangular shape generated by the cross frame.

The bristles of the brush cleaning machine are in contact with the inner wall of the filter screen through the ductility of the movable block, and the bristles of the brush cleaning machine can be pulled out from the interior of the filter screen to clean the interior of the filter screen when the filter screen rotates, so that the filter screen is prevented from being blocked by silt, and the drainage efficiency of a water pump is improved.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

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 the overall structure of the present invention;

FIG. 2 is a front cross-sectional structural view of the protection frame of the present invention;

FIG. 3 is a front sectional view of the circular tube of the present invention;

FIG. 4 is a left side sectional view of the fixing frame of the present invention;

FIG. 5 is a schematic top cross-sectional view of a cleaning rod according to the present invention;

FIG. 6 is a left side sectional view of the undercarriage of the present invention;

FIG. 7 is a schematic view of the overall structure of the disk of the present invention;

FIG. 8 is an enlarged view of portion A of FIG. 3 according to the present invention;

FIG. 9 is an enlarged view of portion B of FIG. 3 according to the present invention.

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

1. a circular tube; 10. a baffle plate; 11. a pressure reducing mechanism; 111. an arc block; 112. a moving block; 113. positioning a rod; 114. a push rod; 115. a rubber rod; 116. a leak port; 12. a telescopic rod; 13. an anti-blocking mechanism; 131. a disc; 132. a first ring elastic rod; 133. a telescopic round bar; 134. a circular ring elastic rod II; 14. a filtering mechanism; 141. a fixed mount; 142. a circular ring frame; 143. a cross; 144. a filter screen; 145. a cleaning mechanism; 1451. cleaning the rod; 1452. a chassis; a1, a semicircular rod; a2, a semicircular block; 1453. an elastic sheet; 1454. a movable block; 1455. brushing; 15. a rotating mechanism; 151. a friction lever; 152. a rack; 153. a friction round block; 154. a gear lever; 16. a spring rod; 2. a communicating pipe; 3. a protective frame; 30. a water pump; 31. and a water discharge 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.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

Referring to fig. 1-9, the invention relates to a waterproof device for municipal hydraulic engineering, which comprises a circular tube 1, a communicating tube 2 and a protective frame 3, wherein the left side of the protective frame 3 is communicated with the communicating tube 2, and the left side of the communicating tube 2 is communicated with the circular tube 1;

the protective frame 3 comprises a water pump 30 and a drain pipe 31, the right side of the protective frame 3 is communicated with the drain pipe 31, and the water pump 30 is fixedly connected with the top of the inner wall of the protective frame 3;

the round pipe 1 comprises a baffle 10, a pressure reducing mechanism 11, an expansion link 12, an anti-blocking mechanism 13, a filtering mechanism 14, a rotating mechanism 15 and elastic rods 16, wherein the filtering mechanism 14 is arranged inside the round pipe 1, the baffle 10 is arranged on the left side of the filtering mechanism 14, the pressure reducing mechanism 11 is arranged inside the baffle 10, the expansion link 12 is fixedly connected to the right side of the baffle 10, the anti-blocking mechanism 13 is arranged on the right side of the expansion link 12, the rotating mechanism 15 is arranged on the left side of the filtering mechanism 14, the elastic rods 16 are fixedly connected to the right side of the baffle 10, and the number of the elastic rods 16 is two.

The filtering mechanism 14 comprises a fixed frame 141, a circular ring frame 142, a cross 143, a filtering net 144 and a cleaning mechanism 145, the fixed frame 141 is fixedly connected with the inner wall of the circular tube 1, the circular ring frame 142 is rotatably connected with the inner wall of the fixed frame 141 through a bearing, the cross 143 is fixedly connected with the inner wall of the circular ring frame 142, the filtering net 144 is fixedly connected with the outer surface of the cross 143, and the cleaning mechanism 145 is arranged inside the fixed frame 141;

one end of the filter screen 144 far away from the cross 143 is fixedly connected with the inner wall of the circular ring frame 142.

The cleaning mechanism 145 comprises a cleaning rod 1451, a bottom frame 1452, an elastic sheet 1453, a movable block 1454 and bristles 1455, wherein the cleaning rod 1451 is fixedly connected with the inner wall of the circular frame 142, the outer surface of the cleaning rod 1451 is fixedly connected with the bottom frame 1452, the movable block 1454 is arranged inside the bottom frame 1452, the bristles 1455 are bonded at the bottom of the movable block 1454, and the elastic sheet 1453 is fixedly connected at the top of the movable block 1454;

an end of the elastic sheet 1453 remote from the movable block 1454 is fixedly coupled to an inner wall of the base 1452, and the brush 1455 is in contact with an outer surface of the filter screen 144.

The underframe 1452 comprises semicircular rods a1 and semicircular blocks a2, the inner wall of the underframe 1452 is fixedly connected with the semicircular rods a1, the number of the semicircular rods a1 is two, and the outer surface of the movable block 1454 is fixedly connected with the semicircular blocks a 2;

the semicircular block a2 is in contact with the inner wall of the semicircular rod a 1.

The anti-blocking mechanism 13 comprises a disc 131, a first ring elastic rod 132, a first telescopic circular rod 133 and a second ring elastic rod 134, wherein the outer surface of the disc 131 is movably connected with the first telescopic circular rod 133 through a rotating shaft, the outer surface of the bottom of the first telescopic circular rod 133 is fixedly connected with the first ring elastic rod 132, and the outer surface of the top of the second telescopic circular rod 133 is fixedly connected with the second ring elastic rod 134;

one end of the telescopic rod 133 far away from the disc 131 is movably connected with the outer surface of the fixed frame 141 through a rotating shaft.

One end of the telescopic rod 12 far away from the baffle 10 is fixedly connected with the left side of the disc 131, and one end of the elastic rod 16 far away from the baffle 10 is fixedly connected with the outer surface of the left side of the disc 131.

The pressure reducing mechanism 11 comprises an arc block 111, a moving block 112, a positioning rod 113, a push rod 114, a rubber rod 115 and a leakage opening 116, the leakage opening 116 is formed in the baffle plate 10, the moving block 112 is in contact with the inner wall of the leakage opening 116, the arc block 111 is fixedly connected to the left side of the moving block 112, the push rod 114 is fixedly connected to the right side of the moving block 112, the positioning rod 113 is fixedly connected to the right side of the baffle plate 10, and the rubber rod 115 is bonded to the right side of the moving block 112;

the push rod 114 contacts with the inner wall of the positioning rod 113, the push rod 114 contacts with the outer surface of the elastic rod 16, the arc block 111 contacts with the left outer surface of the baffle plate 10, and one end of the rubber rod 115 far away from the moving block 112 contacts with the outer surface of the positioning rod 113.

The rotating mechanism 15 comprises a friction rod 151, a rack 152, a friction round block 153 and a gear rod 154, the gear rod 154 is fixedly connected with the center of the left side of the cross 143, the rack 152 is meshed with the top of the gear rod 154, and the friction round block 153 is fixedly connected with the top of the rack 152;

the friction lever 151 is fixedly coupled to the right side of the disc 131.

The friction rod 151 is in contact with the outer surface of the friction round block 153, the top of the friction round block 153 is rotatably connected with a cross rod through a bearing, and one end of the cross rod, which is far away from the friction round block 153, is fixedly connected with the outer surface of the left side of the cleaning rod 1451.

One specific application of this embodiment is: when the water pump 30 is started to drain water, the water pump 30 sucks water into the circular tube 1 and discharges the water from the inside of the drain pipe 31 through the communication pipe 2, the water pushes the baffle 10 to move when entering the inside of the circular tube 1, larger impurities can be prevented from entering the water pump through the baffle 10 close to the inside of the circular tube 1, the disc 131 can move towards the surface of the fixing frame 141 through the thrust of the baffle 10, the disc 131 can extrude the telescopic circular rod 133 when moving, the telescopic circular rod 133 can extrude the first circular ring elastic rod 132 and the second circular ring elastic rod 133 on the surface under the pressure, the first circular ring elastic rod 132 and the second circular ring elastic rod 133 can flick the impurities on the surface when rebounding, the impurities such as fallen leaves are prevented from being attached to the surface of the filter screen 144, the disc 131 can push the friction rod 151 to move on the surface of the friction circular block 153 when moving, the friction circular block 153 rotates on the moving gear rod 154 through the rack 152, the gear rod 154 can drive the inside rotation of cross 143, the filter screen 144 can clear up the filter screen 144 with the surface contact of brush hair 1455 when rotating, the baffle 10 receives water pressure and can extrude the elastic rod 16, the elastic rod 16 receives the extrusion and can produce deformation and extrude the push rod 114, the push rod 114 can push out the inside of leak 116 with the movable block 112 when receiving the extrusion, the water pressure that the baffle 10 received when the surface separation of circular arc piece 112 and baffle 10 reduces and can utilize the elasticity of elastic rod 16 to reset.

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.