阅读说明：本技术 一种可自行排除垃圾的河流水位勘测装置 (River water level survey device capable of automatically removing garbage ) 是由 熊琨 于 2021-10-19 设计创作，主要内容包括：本发明涉及一种河流水位勘测装置,尤其涉及一种可自行排除垃圾的河流水位勘测装置,包括有底板、分流板、缓冲阻挡组件、上升定位组件等；底板顶部联接有分流板,缓冲阻挡组件设于底板上,上升定位组件设于分流板上。通过活动推框,分流板与升降挡板可以防止阻挡河流中的垃圾,活动推框可以将停留在分流板一侧的垃圾推离,防止过多的垃圾停留在分流板一侧,从而使得分流板的分流效果不会受到垃圾的影响,达到了能够有效地将河流中的垃圾排除以保证该设备的稳定运行的效果。(The invention relates to a river water level surveying device, in particular to a river water level surveying device capable of automatically removing garbage, which comprises a bottom plate, a flow distribution plate, a buffering and blocking component, a lifting and positioning component and the like; the top of the bottom plate is connected with a splitter plate, the buffering and blocking assembly is arranged on the bottom plate, and the lifting and positioning assembly is arranged on the splitter plate. Push away the frame through the activity, the flow distribution plate can prevent with the lift baffle from blockking the rubbish in the river, and the activity pushes away the frame and can push away the rubbish that stops in flow distribution plate one side from, prevents that too much rubbish from stopping in flow distribution plate one side to make the reposition of redundant personnel effect of flow distribution plate can not receive the influence of rubbish, reached and can get rid of the rubbish in the river effectively and guarantee the steady operation's of this equipment effect.)

1. The utility model provides a can get rid of river water level survey device of rubbish by oneself, a serial communication port, including bottom plate (1), flow distribution plate (2), the buffering blocks subassembly (3), ascending locating component (4), hydrodynamic force swing scarfing cinder subassembly (5) and early warning subassembly (6), bottom plate (1) top hookup has flow distribution plate (2), the buffering blocks on subassembly (3) locates bottom plate (1), ascending locating component (4) are located on flow distribution plate (2), hydrodynamic force swing scarfing cinder subassembly (5) are located on ascending locating component (4), early warning subassembly (6) are located on ascending locating component (4).

2. The river water level surveying device capable of automatically removing garbage according to claim 1, wherein the buffering blocking assembly (3) comprises a fixed groove plate (31), a moving block (32), a rotating shaft (33), a buffering triangular rod (34) and a buffering spring (35), the fixed groove plate (31) is connected to the top of the bottom plate (1), the moving block (32) is connected to the fixed groove plate (31) in a sliding manner, the bottom of the moving block (32) is in contact with the bottom plate (1), the rotating shaft (33) is connected to the moving block (32) in a rotating manner, the buffering triangular rod (34) is connected to the rotating shaft (33) in a connecting manner, and the buffering spring (35) is connected between the moving block (32) and the fixed groove plate (31).

3. The river water level survey device capable of automatically removing garbage according to claim 2, wherein the ascending positioning assembly (4) comprises a large fixed round bar (41), a rotating shaft (42), a rotating gear (43), a floating plate (44), a fixed rack (45), a dial (46), a rotating rod (47), a pointing needle (48), a belt wheel (49) and a belt (410), the large fixed round bar (41) is connected to the splitter plate (2) in a coupling manner, the rotating shaft (42) is connected to the large fixed round bar (41) in a rotating manner, the rotating gear (43) is connected to the rotating shaft (42), the floating plate (44) is connected to the splitter plate (2) in a sliding manner, the large fixed round bar (41) penetrates through the floating plate (44), the fixed rack (45) is fixedly connected to the floating plate (44), the fixed rack (45) is meshed with the rotating gear (43), the dial (46) is connected to the top end of the large fixed round bar (41), the dial (46) is provided with scales, the top end of the large fixed round rod (41) is rotatably connected with a rotating rod (47), the rotating rod (47) is connected with a pointing needle (48), the rotating rod (47) is connected with a belt wheel (49), the rotating shaft (42) is also connected with the belt wheel (49), and a belt (410) is wound between the two belt wheels (49).

4. The river water level survey device capable of automatically removing garbage according to claim 3, wherein the hydrodynamic swing slag removal assembly (5) comprises a power shaft (51), a rotating ring frame (52), a water wheel (53), a sector gear (54), a fixed guide block (55), a pushing rack (56), a compression spring (57), a movable push frame (58), a push rod (59) and a small fixed round rod (510), the floating plate (44) is rotatably connected with the power shaft (51), the power shaft (51) is connected with the rotating ring frame (52), the power shaft (51) is connected with the water wheel (53), the power shaft (51) is connected with the sector gear (54), the top of the floating plate (44) is connected with the fixed guide block (55), the fixed guide block (55) is slidably connected with the pushing rack (56), the pushing rack (56) is meshed with the sector gear (54), a compression spring (57) is connected between the pushing rack (56) and the fixed guide block (55), a movable pushing frame (58) is connected to the splitter plate (2) in a rotating mode, a pushing rod (59) is connected to the splitter plate (2) in a sliding mode, a small fixed round rod (510) is connected to the pushing rod (59) in a connecting mode, and the small fixed round rod (510) penetrates through the floating plate (44).

5. The river water level surveying device capable of automatically removing garbage according to claim 4, wherein the early warning assembly (6) comprises an arc frame (61), a pushing bar (62), a telescopic push rod (63), an extrusion spring (64), a fixing bolt (65), a trigger plate (66), a torsion spring (67), a warning green light (68) and a warning red light (69), the arc frame (61) is connected to one side of the dial scale (46), the pushing bar (62) is slidably connected to the arc frame (61), the telescopic push rod (63) is slidably connected to the bottom end of the pushing bar (62), the extrusion spring (64) is connected between the telescopic push rod (63) and the pushing bar (62), the fixing bolt (65) is fixedly connected to one side of the dial scale (46), the fixing bolt (65) is located inside the arc frame (61), the trigger plate (66) is rotatably connected to the fixing bolt (65), a torsion spring (67) is connected between the trigger plate (66) and the fixing bolt (65), a warning green light (68) is connected to the arc-shaped frame (61), the warning green light (68) is in contact with the trigger plate (66), and a warning red light (69) is connected to the arc-shaped frame (61).

6. The apparatus for surveying river water level capable of self-discharging garbage according to claim 5, further comprising a lifting baffle (7), wherein the lifting baffle (7) is coupled to the top of the floating plate (44), and the lifting baffle (7) is in contact with the splitter plate (2).

Technical Field

The invention relates to a river water level surveying device, in particular to a river water level surveying device capable of automatically removing garbage.

Background

The water level refers to the elevation of the free water surface relative to a certain base plane, the distance between the water surface and the river bottom is called the water depth, the base plane used for calculating the water level can be the zero-point level base plane which is the characteristic sea level elevation of a certain position and is called an absolute base plane, the common use is a yellow sea level, the specific point elevation can also be used as the zero point of the reference calculation water level which is called a survey station base plane, the water level is the most intuitive factor for reflecting the water condition of the water body, and the change of the water level is mainly caused by the increase and decrease of the water volume of the water body.

The water level survey is used for surveying the water level of the river, and is beneficial to people to know the change of the water level of the river in time, so that the water situation information can be timely provided for flood control, drought control, irrigation, shipping, hydraulic engineering construction and the like. The existing water level surveying device is easily affected by the impact of water flow and garbage in rivers, so that the existing water level surveying device cannot stably run, does not have the function of automatically giving out warning, and is inconvenient to remind people of overhigh water level of the rivers in time.

Disclosure of Invention

Based on this, it is necessary to provide a river water level surveying device capable of effectively removing garbage to ensure stable operation of the device, effectively buffering the device, and automatically giving a warning to remind people of excessive river water level to automatically remove garbage, so as to solve the problems that the conventional device proposed in the above-mentioned background art is easily affected by water flow impact and garbage in the river and does not have a function of automatically giving a warning.

The technical scheme of the invention is as follows: the utility model provides a can get rid of river water level survey device of rubbish by oneself, blocks the subassembly, rises locating component, hydrodynamic force swing scarfing cinder subassembly and early warning subassembly including bottom plate, flow distribution plate, buffering, and the bottom plate top hookup has the flow distribution plate, and the buffering blocks on the subassembly locates the bottom plate, and the locating component that rises is located on the flow distribution plate, and hydrodynamic force swing scarfing cinder subassembly is located on the locating component that rises, and the early warning subassembly is located on the locating component that rises.

Furthermore, the buffering and blocking assembly comprises a fixed groove plate, a moving block, a rotating shaft, a buffering triangular rod and a buffering spring, the fixed groove plate is connected to the top of the bottom plate, the moving block is connected to the fixed groove plate in a sliding mode, the bottom of the moving block is in contact with the bottom plate, the rotating block is connected with the rotating shaft in a rotating mode, the buffering triangular rod is connected to the rotating shaft in a connecting mode, and the buffering spring is connected between the moving block and the fixed groove plate.

Further, the ascending positioning component comprises a large fixed round rod, a rotating shaft, a rotating gear, a floating plate, a fixed rack, a dial, a rotating rod, a pointing needle, a belt wheel and a belt, the large fixed round rod is connected to the flow distribution plate in a connected mode, the rotating shaft is connected to the large fixed round rod in a rotating mode, the rotating gear is connected to the rotating shaft in a connected mode, the floating plate is connected to the flow distribution plate in a sliding mode, the large fixed round rod penetrates through the floating plate, the fixed rack is fixedly connected to the floating plate and meshed with the rotating gear, the dial is connected to the top end of the large fixed round rod, scales are arranged on the dial, the rotating rod is connected to the top end of the large fixed round rod in a rotating mode, the pointing needle is connected to the rotating rod, the belt wheel is connected to the rotating rod in a connected mode, the belt wheel is connected to the rotating shaft in a connected mode, and the belt is wound between the two belt wheels.

Further, hydrodynamic force swing scarfing cinder subassembly is including the power shaft, the rotating ring frame, water wheels, sector gear, fixed guide block, promote the rack, compression spring, the activity pushes away the frame, catch bar and little fixed round bar, the last rotation of kickboard is connected with the power shaft, the last hookup of power shaft has the rotating ring frame, the epaxial hookup of power has water wheels, the last hookup of power shaft has sector gear, the hookup of kickboard top has fixed guide block, the last rotation of fixed guide block is connected with promotes the rack, promote rack and sector gear meshing, be connected with compression spring between promotion rack and the fixed guide block, the last rotation of flow distribution plate is connected with the activity and pushes away the frame, the last rotation of flow distribution plate is connected with the catch bar, the hookup of catch bar has little fixed round bar, little fixed round bar passes the kickboard.

Further, the early warning subassembly is including the arc frame, promote the strip, flexible push rod, extrusion spring, the gim peg, trigger the board, torsion spring, green lamp of warning and warning red light, the hookup of calibrated scale one side has the arc frame, the sliding connection has the promotion strip on the arc frame, it has flexible push rod to promote a bottom sliding type connection, be connected with extrusion spring between flexible push rod and the promotion strip, calibrated scale one side fixedly connected with gim peg, the gim peg is located inside the arc frame, the rotating type is connected with on the gim peg and triggers the board, be connected with torsion spring between trigger board and the gim peg, the hookup has the green lamp of warning on the arc frame, the green lamp of warning contacts with the trigger plate, the hookup has the red lamp of warning on the arc frame.

Furthermore, the device also comprises a lifting baffle plate, wherein the lifting baffle plate is connected to the top of the floating plate and is in contact with the flow distribution plate.

The invention has the beneficial effects that:

through the cooperation of buffer spring, buffering triangle pole and flow distribution plate, can play the effect of the impact force of buffering water to can make this equipment install in the river bottom more stably, the flow distribution plate can make rivers reposition of redundant personnel simultaneously, can reduce the impact force that water produced this equipment equally, reach the effect that can cushion this equipment effectively.

Push away the frame through the activity, the flow distribution plate can prevent with the lift baffle from blockking the rubbish in the river, and the activity pushes away the frame and can push away the rubbish that stops in flow distribution plate one side from, prevents that too much rubbish from stopping in flow distribution plate one side to make the reposition of redundant personnel effect of flow distribution plate can not receive the influence of rubbish, reached and can get rid of the rubbish in the river effectively and guarantee the steady operation's of this equipment effect.

Through the cooperation of pointing needle and device on it, when the water level rose, the pointing needle can swing, can judge the height of water level through observing the corresponding position on the pointing dial of pointing needle, reached and to survey the effect of water level height automatically.

Through the cooperation of warning green light and warning red light and device above that, when the water level was too high, the green light of warning did not light, and the warning red light is bright to can judge whether too high in order to judge the water level through the change of observing warning red light and warning green light, and then can play the effect of warning, reach and can send the warning in order to remind people river water level too high effect automatically.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present invention.

Fig. 2 is a schematic perspective view of a second embodiment of the present invention.

Fig. 3 is a schematic perspective view of the buffering barrier assembly according to the present invention.

FIG. 4 is a schematic view of a first partial body structure of the lift positioning assembly of the present invention.

Fig. 5 is an enlarged perspective view of the present invention a.

FIG. 6 is a schematic view of a second partial body structure of the lift positioning assembly of the present invention.

FIG. 7 is a schematic view of a first partial body configuration of the hydrodynamic oscillating slag removal assembly of the present invention.

FIG. 8 is a schematic perspective view of a second embodiment of the hydrodynamic oscillating slag removal assembly of the present invention.

Fig. 9 is a schematic view of a partially cut-away perspective structure of the early warning assembly of the present invention.

Fig. 10 is an enlarged perspective view of the present invention B.

Fig. 11 is a partially disassembled perspective view of the ascending positioning assembly according to the present invention.

Reference numerals: 1_ bottom plate, 2_ diverter plate, 3_ buffer stop assembly, 31_ fixed chute plate, 32_ moving block, 33_ rotating shaft, 34_ buffer triangular rod, 35_ buffer spring, 4_ lift positioning assembly, 41_ large fixed circular rod, 42_ rotating shaft, 43_ rotating gear, 44_ floating plate, 45_ fixed rack, 46_ dial, 47_ rotating rod, 48_ pointing needle, 49_ pulley, 410_ belt, 5_ hydrodynamic swing slag cleaning assembly, 51_ power shaft, 52_ rotating ring frame, 53_ water wheel, 54_ sector gear, 55_ fixed guide block, 56_ push rack, 57_ compression spring, 58_ movable push frame, 59_ push rod, 510_ small fixed circular rod, 6_ warning assembly, 61_ arc frame, 62_ push rod, 63_ telescopic push rod, 64_ compression spring, 65_ fixed bolt, 66_ trigger plate, 67_ torsion spring, 68_ warning green light, 69_ warning red light, 7_ lifting baffle.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

Example 1

The utility model provides a can get rid of river water level survey device of rubbish by oneself, as shown in fig. 1-11, including bottom plate 1, flow distribution plate 2, the buffering blocks subassembly 3, ascending locating component 4, hydrodynamic force swing scarfing cinder subassembly 5 and early warning subassembly 6, 1 top hookup of bottom plate has flow distribution plate 2, the buffering blocks subassembly 3 and locates on bottom plate 1, the buffering blocks that subassembly 3 can play the effect of the impact force of buffering water, ascending locating component 4 locates on flow distribution plate 2, hydrodynamic force swing scarfing cinder subassembly 5 locates on ascending locating component 4, hydrodynamic force swing scarfing cinder subassembly 5 is used for pushing away the rubbish that stops in flow distribution plate 2 one side, early warning subassembly 6 locates on ascending locating component 4, early warning subassembly 6 can play the effect of warning.

The buffering stops subassembly 3 including fixed frid 31, the movable block 32, axis of rotation 33, buffering triangular rod 34 and buffer spring 35, fixed frid 31 couples in 1 top on the bottom plate, movable block 32 sliding type connects on fixed frid 31, movable block 32 bottom and bottom plate 1 contact, the last rotation type that rotates of movable block 32 is connected with axis of rotation 33, the hookup has buffering triangular rod 34 on the axis of rotation 33, buffering triangular rod 34 can play the effect of the impact force of buffering water, be connected with buffer spring 35 between movable block 32 and the fixed frid 31 because buffer spring 35's effect, buffering triangular rod 34 and the device meeting reciprocating motion that goes up thereof.

The ascending positioning assembly 4 comprises a large fixed round rod 41, a rotating shaft 42, a rotating gear 43, a floating plate 44, a fixed rack 45, a dial 46, a rotating rod 47, a pointing needle 48, a belt wheel 49 and a belt 410, the large fixed round rod 41 is connected to the flow distribution plate 2, the rotating shaft 42 is rotatably connected to the large fixed round rod 41, the rotating gear 43 is connected to the rotating shaft 42, the floating plate 44 is slidably connected to the flow distribution plate 2, the floating plate 44 is used for pushing the telescopic push rod 63 and the device thereon to move upwards, the large fixed round rod 41 penetrates through the floating plate 44, the fixed rack 45 is fixedly connected to the floating plate 44, the fixed rack 45 is used for driving the rotating gear 43 and the device thereon to rotate reversely, the fixed rack 45 is meshed with the rotating gear 43, the dial 46 is connected to the top end of the large fixed round rod 41, scales are arranged on the dial 46, the rotating rod 47 is rotatably connected to the top end of the large fixed round rod 41, the pointing needle 48 is connected to the rotating rod 47, the water level can be judged by observing the corresponding position of the pointing needle 48 on the dial 46, the rotating rod 47 is connected with a belt wheel 49, the rotating shaft 42 is also connected with the belt wheel 49, a belt 410 is wound between the two belt wheels 49, and the belt wheel 49 at the lower part drives the belt wheel 49 at the upper part and the device on the belt wheel to rotate reversely through the belt 410.

The hydrodynamic swing slag removal assembly 5 comprises a power shaft 51, a rotating ring frame 52, a water wheel 53, a sector gear 54, a fixed guide block 55, a pushing rack 56, a compression spring 57, a movable pushing frame 58, a pushing rod 59 and a small fixed round rod 510, wherein the floating plate 44 is rotatably connected with the power shaft 51, the power shaft 51 is connected with the rotating ring frame 52 in a coupling manner, the water wheel 53 is connected with the power shaft 51 in a coupling manner, the sector gear 54 is used for driving the pushing rack 56 to move towards the direction close to the buffering triangular rod 34, the top of the floating plate 44 is connected with the fixed guide block 55, the fixed guide block 55 is connected with the pushing rack 56 in a sliding manner, the pushing rack 56 is used for pushing the small fixed round rod 510 and the upper device thereof to move, the pushing rack 56 is meshed with the sector gear 54, the compression spring 57 is connected between the pushing rack 56 and the fixed guide block 55, and the compression spring 57 is used for driving the pushing rack 56 to reset, the upper part of the flow distribution plate 2 is rotatably connected with a movable push frame 58, the movable push frame 58 is used for pushing away garbage staying on one side of the flow distribution plate 2, the upper part of the flow distribution plate 2 is slidably connected with a push rod 59, the push rod 59 is used for pushing the movable push frame 58 to swing, the push rod 59 is connected with a small fixed round rod 510 in a coupling mode, and the small fixed round rod 510 penetrates through the floating plate 44.

The early warning assembly 6 comprises an arc-shaped frame 61, a pushing strip 62, a telescopic push rod 63, an extrusion spring 64, a fixed bolt 65, a trigger plate 66, a torsion spring 67, a warning green light 68 and a warning red light 69, wherein the arc-shaped frame 61 is connected to one side of the dial 46, the pushing strip 62 is slidably connected to the arc-shaped frame 61, the pushing strip 62 is used for pushing the trigger plate 66 to swing, the telescopic push rod 63 is slidably connected to the bottom end of the pushing strip 62, the extrusion spring 64 is connected between the telescopic push rod 63 and the pushing strip 62, the extrusion spring 64 is used for driving the telescopic push rod 63 to reset, the fixed bolt 65 is fixedly connected to one side of the dial 46, the fixed bolt 65 is positioned inside the arc-shaped frame 61, the trigger plate 66 is rotatably connected to the fixed bolt 65, the torsion spring 67 is connected between the trigger plate 66 and the fixed bolt 65, the torsion spring 67 is used for driving the trigger plate 66 to reset, the warning green light 68 is connected to the arc-shaped frame 61, and the warning green light 68 is contacted with the trigger plate 66, the arc frame 61 is connected with a warning red light 69, and whether the water level is too high can be judged by observing the changes of the warning red light 69 and the warning green light 68.

Install this equipment in the river bottom nearer apart from the bank, river can strike buffering triangular rod 34 for buffering triangular rod 34 and last device rotate, simultaneously because buffer spring 35's effect, buffering triangular rod 34 and last device can reciprocating motion, thereby can play the effect of the impact force of buffering water, and then can make this equipment install in the river bottom more steadily.

When the water level of the river rises, the floating plate 44 and the devices thereon move upwards under the buoyancy of water, the fixed rack 45 drives the rotary gear 43 and the devices thereon to rotate reversely, the belt wheel 49 at the lower part drives the belt wheel 49 at the upper part and the devices thereon to rotate reversely through the belt 410, the height of the water level can be judged by observing the corresponding position of the pointing needle 48 on the dial 46, and the effect of automatically surveying the height of the water level is achieved.

The water flowing through the device can be divided by the flow dividing plate 2, meanwhile, the flow dividing plate 2 can play a role in protecting the large fixed round rod 41 and the device thereon, the divided water can pass through the water wheel 53, so that the water wheel 53 and the device thereon are reversed, the sector gear 54 can drive the pushing rack 56 to move towards the direction close to the buffering triangular rod 34, the compression spring 57 can be compressed accordingly, the pushing rack 56 can push the small fixed round rod 510 and the device thereon to move, the pushing rod 59 can push the movable pushing frame 58 to swing, so that the movable pushing frame 58 can push away the garbage staying at one side of the flow dividing plate 2, the flow dividing effect of the flow dividing plate 2 cannot be influenced by the garbage, the garbage in the river can be prevented from being wound on the water wheel 53 by rotating the ring frame 52, then the sector gear 54 can be separated from the pushing rack 56, the pushing rack 56 can be reset under the resetting effect of the compression spring 57 accordingly, so that the pushing rack 56 does not push the small fixed round bar 510 any more, the water flow can impact the movable pushing frame 58 to reset, and the movable pushing frame 58 can drive the pushing rod 59 and the devices thereon to reset.

When the water level of the river continues to rise, the floating plate 44 and the devices thereon continue to move upwards, the floating plate 44 contacts with the telescopic push rod 63, the floating plate 44 pushes the telescopic push rod 63 and the devices thereon to move upwards, the telescopic push rod 63 drives the push bar 62 to move upwards through the extrusion spring 64, the push bar 62 pushes the trigger plate 66 to swing, the torsion spring 67 is compressed, the trigger plate 66 is separated from the green warning light 68, so that the green warning light 68 is not lighted, then the trigger plate 66 contacts with the red warning light 69, so that the red warning light 69 is lighted, the water level of the river is over high, whether the water level is over high can be judged by observing the change of the green warning light 68 and the red warning light 69, and then the warning effect can be achieved, if the water level of the river rises again, the floating plate 44 pushes the telescopic push rod 63 and the devices thereon to continue to move upwards, and the telescopic push rod 63 no longer drives the push bar 62 to move upwards, the compression spring 64 is then compressed to prevent the push bar 62 from over compressing the trigger plate 66, thereby preventing the trigger plate 66 from over compressing the red warning light 69 and damaging it.

When the water level of the river drops, the floating plate 44 and the device thereon can reset downwards under the action of gravity, the floating plate 44 can be separated from the telescopic push rod 63, the telescopic push rod 63 and the device thereon can reset under the reset action of the extrusion spring 64, and the trigger plate 66 can reset under the reset action of the torsion spring 67, so that the warning green light 68 is on, and the warning red light 69 is not on.

Example 2

On the basis of the embodiment 1, as shown in fig. 11, the device further comprises a lifting baffle 7, the lifting baffle 7 is coupled to the top of the floating plate 44, the lifting baffle 7 can protect the large fixed round rod 41 and the devices thereon, and the lifting baffle 7 is in contact with the flow distribution plate 2.

When the floating plate 44 and the devices thereon move upwards, the lifting baffle 7 can also play a role in protecting the large fixed round rod 41 and the devices thereon, prevent the garbage in the river from winding on the belt 410, further ensure the stable operation of the device, and can be reused to survey the river water level by repeating the operation.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.