阅读说明：本技术 用于悬挂式轨道交通的换梁型道岔结构及转辙方法 (Beam-changing turnout structure for suspended rail transit and switching method ) 是由 张坤 尹卫 王英琳 张颖晖 王丽娟 周亮 于 2019-12-11 设计创作，主要内容包括：一种用于悬挂式轨道交通的换梁型道岔结构及转辙方法,道岔结构包括前门架梁、前驱动装置、前滑块装置、第一道岔曲梁、道岔直梁、第二道岔曲梁、后门架梁、锁定装置、后驱动装置和后滑块装置,所述第一道岔曲梁和第二道岔曲梁分列于道岔直梁的两侧,第一道岔曲梁和第二道岔曲梁是对称结构；所述第一道岔曲梁、道岔直梁、第二道岔曲梁的前端上方通过前销轴连接至前滑块装置,后端上方通过后销轴连接至后滑块装置,所述前滑块装置和后滑块装置分别位于前门架梁和后门架梁的滑槽内,并通过安装座分别和前驱动装置和后驱动装置连接；由此,本发明直线运动定位精度高,性能可靠,刚度高、受力变形小,提高道岔梁的对位精度,制造加工成本低。(A beam-changing turnout structure for suspension type rail transit and a switching method are disclosed, the turnout structure comprises a front turnout beam, a front driving device, a front slider device, a first turnout curved beam, a turnout straight beam, a second turnout curved beam, a rear turnout frame beam, a locking device, a rear driving device and a rear slider device, the first turnout curved beam and the second turnout curved beam are respectively arranged at two sides of the turnout straight beam, and the first turnout curved beam and the second turnout curved beam are of a symmetrical structure; the upper parts of the front ends of the first turnout curved beam, the turnout straight beam and the second turnout curved beam are connected to a front slider device through a front pin shaft, the upper parts of the rear ends of the first turnout curved beam, the turnout straight beam and the second turnout curved beam are connected to a rear slider device through a rear pin shaft, and the front slider device and the rear slider device are respectively positioned in the sliding grooves of the front portal beam and the rear portal beam and are respectively connected with a front driving device and a rear driving device through a mounting seat; therefore, the invention has the advantages of high positioning precision of linear motion, reliable performance, high rigidity, small stress deformation, improved alignment precision of the turnout beam and low manufacturing and processing cost.)

1. The utility model provides a trade roof beam type switch structure for suspension type track traffic, includes that preceding portal beam, preceding drive arrangement, preceding slider device, first fork bend roof beam, the straight roof beam of switch, second switch bend roof beam, back portal beam, locking device, back drive arrangement and back slider device, its characterized in that:

the front of the front door frame beam is provided with a switch-in track beam and a switch-in track beam supporting portal, the rear end of the switch-in track beam is supported on two switch-in track support portals, the rear of the rear door frame is provided with a first switch-out track beam, a second switch-out track beam, a third switch-out track beam and a switch-out track support portal, the front ends of the first switch-out track beam, the second switch-out track beam and the third switch-out track beam are supported on the switch-out track beam supporting portal, the first switch curved beam and the second switch curved beam are respectively arranged on two sides of the switch straight beam, and the first switch curved beam and the second switch curved beam are of a symmetrical structure;

the front end upper portions of the first turnout curved beam, the turnout straight beam and the second turnout curved beam are connected to the front slider device through a front pin shaft, the rear end upper portions of the first turnout curved beam, the turnout straight beam and the second turnout curved beam are connected to the rear slider device through a rear pin shaft, the front slider device and the rear slider device are respectively located in sliding grooves of the front door frame beam and the rear door frame beam and are respectively connected with the front driving device and the rear driving device through mounting seats, and therefore the front slider device and the rear slider device are respectively driven by the front driving device and the rear driving device to synchronously move linearly in the sliding grooves of the front door frame beam and the rear door frame beam.

2. The switch structure of beam-changing type for suspended rail transit as claimed in claim 1, wherein: the front ends of the first turnout curved beam and the second turnout curved beam are rigidly abutted and fixed on the two sides of the front end of the turnout straight beam through a connecting plate, the first turnout curved beam and the second turnout curved beam have certain curvature from front to back, and the rear ends of the first turnout curved beam and the second turnout curved beam are rigidly fixed on the two sides of the rear end of the turnout straight beam at a certain distance through a connecting column.

3. The switch structure of beam-changing type for suspended rail transit as claimed in claim 1, wherein: still contain the annex assembly, the annex assembly includes flashing board and cat ladder.

4. The switch structure of beam-changing type for suspended rail transit as claimed in claim 1, wherein: the side surfaces and the lower surfaces of the two sides of the front sliding block device and the rear sliding block device are provided with antifriction plates, and the corresponding positions in the sliding grooves of the front door frame beam and the rear door frame beam are also provided with antifriction plates, so that the friction resistance is reduced, and the service life is prolonged.

5. The switch structure of beam-changing type for suspended rail transit as claimed in claim 1, wherein: the front door frame beam is provided with a front end locking device and a front end in-place sensor at one side close to the turnout entering track beam, one side of the rear door frame beam close to the turnout exiting track beam is provided with a first position locking device and a first position rear end in-place sensor at a position corresponding to the first position turnout exiting track beam, a second position rear end locking device and a second position rear end in-place sensor at a position corresponding to the second position turnout exiting track beam, and a third position rear end locking device and a third position rear end in-place sensor at a position corresponding to the third position turnout exiting track beam.

6. The switch structure of beam-changing type for suspended rail transit as claimed in claim 5, wherein: each locking device comprises a locking push rod, a supporting seat, a locking rod, a guide sliding groove seat, a locking seat and a locking sensor, wherein the locking push rod is arranged on a front door frame beam or a rear door frame beam through the supporting seat, the locking seat is respectively arranged at the front end and the rear end of a first turnout curved beam, a turnout straight beam and a second turnout curved beam, the locking rod is connected with the front end of the locking push rod, and the locking sensor is arranged on the locking seat.

7. The switch structure of beam-changing type for suspended rail transit as claimed in claim 6, wherein: the guide sliding groove seat is fixed on the lower surface of the front door frame beam or the rear door frame beam and is provided with a guide sliding groove for the locking rod to penetrate through so as to guide and fix in the movement process.

8. The switch structure of beam-changing type for suspended rail transit as claimed in claim 6, wherein: the cross section of the locking rod and the cross section of the hole of the locking seat hole are square or rectangular.

9. A switching method of a beam-changing turnout structure for suspension type rail transit is characterized in that:

when the electric system receives signals and needs to switch the turnout, the locking push rods in the front end locking device and the second rear end locking device at two ends of the straight beam of the turnout contract upwards to drive the locking rods to be drawn out from the locking seats and to be in place, then the front driving device and the rear driving device do linear motion simultaneously to respectively push the front slider device and the rear slider device to respectively move in the chutes of the front door frame beam and the rear door frame beam so as to drive the first turnout curved beam, the straight beam of the turnout and the second turnout curved beam to move downwards, after the movement is in place, the front driving device and the rear driving device stop moving, the locking push rods in the front end locking device and the first rear end locking device extend downwards to drive the locking rods to be inserted into the locking seats and to be in place, and at the moment, the switching work of switching from the circuit connection of the straight beam at the second position to the circuit connection of the first turnout is completed, the vehicle can pass safely.

10. The switching method of the beam-changing type switch structure for suspended track traffic as claimed in claim 9, wherein: the switching method for switching from the second turnout straight beam line connection to the third turnout curved beam line connection and switching from the first turnout curved beam line connection to the third turnout curved beam line connection is the same as that for switching from the second turnout straight beam line connection to the first turnout curved beam.

Technical Field

The invention relates to the technical field of suspension type rail transit, in particular to a beam-changing turnout structure and a switching method for suspension type rail transit.

Background

With the rapid development of urban rail transit, the operation vehicle stops at high load and high frequency to transport a large number of passengers. A suspended type vehicle wire-changing device is a wire-changing device used when a vehicle running in an air suspended type runs, enters and exits a station and enters and exits a parking lot. When the suspended type monorail transportation vehicle enters and exits the station and enters and exits the parking lot during operation, line conversion is needed to be carried out, the suspended type monorail transportation vehicle reaches each station, maintenance point and garage, and line switching of equipment needing line changing can be achieved. In the prior art, the defects of complex structure, complex action and the like exist.

The existing suspension type monorail transit turnout in China has two types, namely a movable center type turnout and a translation type turnout. Movable core type turnout. The turnout is integral, the total length is about 20 meters, the size is large, and the manufacturing, processing and transportation are very difficult; the translational turnout is driven by an external leakage gear and a rack at present, the running precision is insufficient, after the turnout runs for a long time, abrasion occurs, and the reliability and the safety are reduced.

Therefore, in view of the above-mentioned drawbacks, the present inventors have conducted extensive research and design to overcome the above-mentioned drawbacks by developing and designing a beam-changing type turnout structure and a switching method for suspended track traffic, which combines the experience and results of related industries for a long period of time.

Disclosure of Invention

Therefore, the invention aims to provide a beam-changing turnout structure and a switching method for suspension type rail transit, which have the advantages of stable and efficient overall structure function, capability of stably and reliably realizing linear motion, lower production and manufacturing cost, simple connection mode and convenience in installation and adjustment.

In order to achieve the purpose, the invention discloses a beam-changing turnout structure for suspension type rail transit, which comprises a front portal beam, a front driving device, a front sliding block device, a first turnout curved beam, a turnout straight beam, a second turnout curved beam, a rear portal beam, a locking device, a rear driving device and a rear sliding block device, and is characterized in that:

the front of the front door frame beam is provided with a switch-in track beam and a switch-in track beam supporting portal, the rear end of the switch-in track beam is supported on two switch-in track support portals, the rear of the rear door frame is provided with a first switch-out track beam, a second switch-out track beam, a third switch-out track beam and a switch-out track support portal, the front ends of the first switch-out track beam, the second switch-out track beam and the third switch-out track beam are supported on the switch-out track beam supporting portal, the first switch curved beam and the second switch curved beam are respectively arranged on two sides of the switch straight beam, and the first switch curved beam and the second switch curved beam are of a symmetrical structure;

the front end upper portions of the first turnout curved beam, the turnout straight beam and the second turnout curved beam are connected to the front slider device through a front pin shaft, the rear end upper portions of the first turnout curved beam, the turnout straight beam and the second turnout curved beam are connected to the rear slider device through a rear pin shaft, the front slider device and the rear slider device are respectively located in sliding grooves of the front door frame beam and the rear door frame beam and are respectively connected with the front driving device and the rear driving device through mounting seats, and therefore the front slider device and the rear slider device are respectively driven by the front driving device and the rear driving device to synchronously move linearly in the sliding grooves of the front door frame beam and the rear door frame beam.

Wherein: the front ends of the first turnout curved beam and the second turnout curved beam are rigidly abutted and fixed on the two sides of the front end of the turnout straight beam through a connecting plate, the first turnout curved beam and the second turnout curved beam have certain curvature from front to back, and the rear ends of the first turnout curved beam and the second turnout curved beam are rigidly fixed on the two sides of the rear end of the turnout straight beam at a certain distance through a connecting column.

Wherein: still contain the annex assembly, the annex assembly includes flashing board and cat ladder.

Wherein: the side surfaces and the lower surfaces of the two sides of the front sliding block device and the rear sliding block device are provided with antifriction plates, and the corresponding positions in the sliding grooves of the front door frame beam and the rear door frame beam are also provided with antifriction plates, so that the friction resistance is reduced, and the service life is prolonged.

Wherein: the front door frame beam is provided with a front end locking device and a front end in-place sensor at one side close to the turnout entering track beam, one side of the rear door frame beam close to the turnout exiting track beam is provided with a first position locking device and a first position rear end in-place sensor at a position corresponding to the first position turnout exiting track beam, a second position rear end locking device and a second position rear end in-place sensor at a position corresponding to the second position turnout exiting track beam, and a third position rear end locking device and a third position rear end in-place sensor at a position corresponding to the third position turnout exiting track beam.

Wherein: each locking device can be by locking push rod, supporting seat, locking lever, direction chute seat, locking seat and locking sensor and constitute, locking push rod passes through the supporting seat and arranges on preceding portal beam or back portal beam, the locking seat is arranged first switch curved beam, the straight roof beam of switch, the front and back both ends of second switch curved beam respectively, the front end of locking lever and locking push rod is connected, and locking sensor arranges on the locking seat.

Wherein: the guide sliding groove seat is fixed on the lower surface of the front door frame beam or the rear door frame beam and is provided with a guide sliding groove for the locking rod to penetrate through so as to guide and fix in the movement process.

Wherein: the cross section of the locking rod and the hole cross section of the locking seat hole are square.

Also discloses a switching method of the beam-changing turnout structure for the suspension type rail transit, which is characterized in that:

when the electric system receives signals and needs to switch the turnout, the locking push rods in the front end locking device and the second rear end locking device at two ends of the straight beam of the turnout contract upwards to drive the locking rods to be drawn out from the locking seats and to be in place, then the front driving device and the rear driving device do linear motion simultaneously to respectively push the front slider device and the rear slider device to respectively move in the chutes of the front door frame beam and the rear door frame beam so as to drive the first turnout curved beam, the straight beam of the turnout and the second turnout curved beam to move downwards, after the movement is in place, the front driving device and the rear driving device stop moving, the locking push rods in the front end locking device and the first rear end locking device extend downwards to drive the locking rods to be inserted into the locking seats and to be in place, and at the moment, the switching work of switching from the circuit connection of the straight beam at the second position to the circuit connection of the first turnout is completed, the vehicle can pass safely.

Wherein: the switching method for switching from the second turnout straight beam line connection to the third turnout curved beam line connection and switching from the first turnout curved beam line connection to the third turnout curved beam line connection is the same as that for switching from the second turnout straight beam line connection to the first turnout curved beam.

As can be seen from the above, the beam-changing type turnout structure and the switching method for suspended track traffic according to the present invention have the following effects:

1. the driving device adopts a set of electric push rods, so that the linear motion positioning precision is high and the performance is reliable;

2. the displacement and the guide of the turnout beam adopt a sliding chute sliding block mode, and the sliding position adopts a friction reducing plate, so that the reliability is high, and the maintenance cost is low;

3. the front and rear portal beams adopt a hollow double-beam structure, so that the rigidity is high, the stress deformation is small, the alignment precision of the turnout beam is improved, and the manufacturing and processing cost is low

4. The locking adopts the self-locking mode of the front and rear door frame beams and the turnout beam, the adjacent lines do not need special design and production, and the cost is lower.

5. The locking devices are arranged at the two ends of the turnout beam, the sensing property of in-place detection is realized, the double insurance is realized, and the reliability is high.

The details of the present invention can be obtained from the following description and the attached drawings.

Drawings

Fig. 1 shows a structural diagram of a beam-changing type turnout for suspended track traffic according to the present invention.

Figure 2 shows a front view of the invention.

Fig. 3 shows a schematic diagram of the front driving device driving the front slider to move in the invention.

Fig. 4 shows a partially enlarged schematic view of fig. 3.

Fig. 5 shows a schematic view of the rear drive arrangement of the present invention driving the movement of the rear slide in the rear frame rail.

Fig. 6 shows a partially enlarged schematic view of fig. 5.

Fig. 7 shows a partially enlarged schematic view of fig. 6.

FIG. 8 is a schematic diagram showing the positions of the locking devices and the electrical sensors of the present invention

Fig. 9 shows a schematic view of the construction of the locking device of the present invention.

Fig. 10 shows a partially enlarged schematic view of fig. 9.

Fig. 11 shows a schematic view of the structure of the electric sensor of the present invention.

Fig. 12 shows a schematic diagram of one-bit line connection of the switching method of the present invention.

Fig. 13 shows a second line connection scheme of the switching method of the present invention.

Reference numerals:

1-front frame beam, 2-front driving device, 3-front sliding block device, 4-first turnout curved beam, 5-turnout straight beam, 6-second turnout curved beam, 7-rear frame beam, 8-locking device, 9-rear driving device, 10-rear sliding block device, 11-electrical cabinet, 12-accessory assembly, 13-turnout entrance rail beam, 14-turnout entrance rail beam supporting door frame, 15-one turnout exit rail beam, 16-two turnout exit rail beam, 17-three turnout exit rail beam, 18-turnout exit rail beam supporting door frame, 19-connecting plate, 20-connecting column, 21-mounting seat, 22-front pin shaft, 31-friction reducing plate, 23-rear pin shaft, 71-front end locking device, 72-one locking device, 73-second-position rear end locking device, 74-third-position rear end locking device, 101-front end in-place sensor, 102-first-position rear end in-place sensor, 103-second-position rear end in-place sensor, 104-third-position rear end in-place sensor, 41-locking push rod, 42-supporting seat, 44-locking rod, 43-guiding sliding groove seat, 45-locking seat, 46-locking sensor, 111-sensor bracket and 112-sensor baffle plate.

Detailed Description

Referring to fig. 1 to 11, there is shown a beam change type switch structure for a suspended track traffic of the present invention.

Fig. 12 and 13 are views showing a switching method of the beam-changing type switch structure for the suspended track traffic according to the present invention.

The beam-changing turnout structure for suspension type rail transit comprises a front turnout frame beam 1, a front driving device 2, a front slider device 3, a first turnout curved beam 4, a turnout straight beam 5, a second turnout curved beam 6, a rear turnout frame beam 7, a locking device 8, a rear driving device 9 and a rear slider device 10, and further comprises an accessory assembly 12 and an electrical cabinet 11 arranged on the ground, wherein a turnout entering rail beam 13 and a turnout entering turnout beam supporting portal 14 are arranged in front of the front turnout frame beam 1, the rear end of the turnout entering rail beam 13 is supported on the turnout entering turnout two supporting portals 14, a turnout exit rail beam 15, a turnout exit rail beam 16, a turnout exit rail beam 17 and a turnout exit rail beam supporting portal 18 are arranged behind the rear turnout frame 7, the front ends of the turnout exit rail beam 15, the turnout exit rail beam 16 and the turnout exit rail beam 17 are supported on the turnout exit portal 18, first switch curved beam 4 and second switch curved beam 6 branch list in the both sides of switch straight beam 5, and first switch curved beam 4 and second switch curved beam 6 are symmetrical structure, and the front end of first switch curved beam 4 and second switch curved beam 6 is fixed in the front end both sides of switch straight beam 5 through 19 rigid abutments of connecting plate, and first switch curved beam 4 and second switch curved beam 6 have certain camber and rear end in the past backward through the rear end both sides of spliced pole interval certain distance rigid fixation in switch straight beam 5.

The front end upper portions of the first turnout curved beam 4, the turnout straight beam 5 and the second turnout curved beam 6 are connected to the front slider device 3 through the front pin shaft 22, the rear end upper portions of the first turnout curved beam 4, the turnout straight beam 5 and the second turnout curved beam 6 are connected to the rear slider device 10 through the rear pin shaft 23, the front slider device 3 and the rear slider device 10 are respectively located in the sliding grooves of the front portal beam 1 and the rear portal beam 7 and are respectively connected with the front driving device 2 and the rear driving device 9 through the mounting seat 21, so that the front slider device 3 and the rear slider device 10 are respectively driven by the front driving device and the rear driving device to synchronously perform linear motion in the sliding grooves of the front portal beam 1 and the rear portal beam 7, after the linear motion is in place, the position locking can be performed through the locking device 8, when a vehicle passes.

The accessory assembly 12 may include flashing, ladder climbing, etc.

Referring to fig. 4 and 7, the side surfaces and the lower surfaces of the two sides of the front slider device 3 and the rear slider device 10 are provided with friction reducing plates 31, and the corresponding positions in the sliding grooves of the front portal beam 1 and the rear portal beam 7 are also provided with the friction reducing plates 31, so that the friction resistance can be reduced through the friction reducing plates 31 when the front slider device 3 and the rear slider device 10 move back and forth, the maintenance can be reduced, and the service life can be prolonged. And the left and right sides of the sliding chutes of the front portal beam 1 and the rear portal beam 7 also have a guiding function, so that the front sliding block device 3 and the rear sliding block device 10 can move linearly.

Referring to fig. 8, four sets of locking devices and four sets of electrical sensors are provided, a front end locking device 71 and a front end in-place sensor 101 are provided on one side of the front gantry beam 1 close to the turnout entering track beam, a first position locking device 72 and a first position rear end in-place sensor 102 are provided on one side of the rear gantry beam 7 close to the turnout exiting track beam corresponding to the position of the first position turnout exiting track beam 15, a second position rear end locking device 73 and a second position rear end in-place sensor 103 are provided on the corresponding position of the second position turnout exiting track beam 16, and a third position rear end locking device 74 and a third position rear end in-place sensor 104 are provided on the corresponding position of the third position turnout exiting track beam 17.

Referring to fig. 9 and 10, each locking device may be composed of a locking push rod 41, a support seat 42, a locking rod 44, a guide chute seat 43, a locking seat 45 and a locking sensor 46, the locking push rod 41 is disposed on the front gantry beam 1 or the rear gantry beam 7 through the support seat 42, the locking seat 45 is disposed at front and rear ends of the first turnout bend beam 4, the turnout straight beam 5 and the second turnout bend beam 6 respectively, the specific positions thereof are determined by aligning the turnout beam and the adjacent line, the locking rod 44 may be connected with the front end of the locking push rod 41 through a rod end bearing, and the locking sensor 46 is disposed on the locking seat 45. The guide chute seat 43 is fixed on the lower surface of the front door frame beam 1 or the rear door frame beam 7 and is provided with a guide chute for the locking rod 44 to penetrate through so as to guide and fix in the movement process, thereby ensuring that the locking rod 44 moves along a straight line. The locking push rod 41 has larger thrust, so that the turnout position can be locked and displacement limited on one hand after the turnout beam is in place; on the other hand, the locking push rod can correct the position of the turnout beam through the locking rod 44 while being inserted into the locking seat, so that the turnout beam is accurately aligned with the adjacent line. The cross section of the locking rod 44 and the hole cross section of the locking seat hole 45 are preferably square, so that the left and right displacement and rotation of the beam end are avoided after the turnout beam is locked, and the driving safety is ensured.

Referring to fig. 11, the electric sensor 46 may also be mounted at an end adjacent to the wiring by a sensor bracket 111, as shown, and a sensor stopper 112 is mounted at both front and rear ends of the two rails for detecting the position.

The electrical system in the electrical cabinet adopts a variable frequency drive and fault safety type PLC control system, and is provided with a power supply device, a switch control device and the like. The control device safely and stably performs the wire replacement operation.

In the middle position shown in fig. 1, when an electrical system receives a signal and needs to switch a turnout, the locking push rods 41 in the front end locking device 71 and the second position rear end locking device 73 at two ends of the straight turnout beam 5 contract upwards to drive the locking rod 44 to be pulled out from the locking seat 45 and to be in place, and at the moment, the turnout beam is unlocked, and the electrical sensor 46 transmits the signal to the electrical system. Subsequently, the front driving device 2 and the rear driving device 9 simultaneously make linear motion to respectively push the front slider device 3 and the rear slider device 10 to respectively move in the sliding grooves of the front gantry beam 1 and the rear gantry beam 7, so as to drive the first turnout curved beam 4, the turnout straight beam 5 and the second turnout curved beam 6 to move downwards (facing to the paper surface). After the three switch beams move in place, and at the moment, after the front position sensor and the first position rear end sensor simultaneously detect in place, the front driving device 2 and the rear driving device 9 stop moving, the locking push rod 41 in the front end locking device 71 and the first position rear end locking device 72 extends downwards to drive the locking rod 44 to be inserted into the locking seat 45 and to be in place, and at the moment, the switch beams are locked completely, and the electric sensor 46 transmits the signal to the electric system. Therefore, the turnout completes the switching work of switching from the turnout straight beam 5 at the second position to the turnout curved beam 4 at the first position, and vehicles can safely pass through. In the same way, switching from the line connection of the second turnout straight beam 5 to the line connection of the third turnout curved beam 6 and from the line connection of the first turnout curved beam 4 to the line connection of the third turnout curved beam 6 and vice versa can be completed, as shown in fig. 12 and 13.

Therefore, the invention has the advantages that:

1. the driving device adopts a set of electric push rods, so that the linear motion positioning precision is high and the performance is reliable;

2. the displacement and the guide of the turnout beam adopt a sliding chute sliding block mode, and the sliding position adopts a friction reducing plate, so that the reliability is high, and the maintenance cost is low;

3. the front and rear portal beams adopt a hollow double-beam structure, so that the rigidity is high, the stress deformation is small, the alignment precision of the turnout beam is improved, and the manufacturing and processing cost is low

4. The locking adopts the self-locking mode of the front and rear door frame beams and the turnout beam, the adjacent lines do not need special design and production, and the cost is lower.

5. The locking devices are arranged at the two ends of the turnout beam, the sensing property of in-place detection is realized, the double insurance is realized, and the reliability is high.

It should be apparent that the foregoing description and illustrations are by way of example only and are not intended to limit the present disclosure, application or uses. While embodiments have been described in the embodiments and depicted in the drawings, the present invention is not limited to the particular examples illustrated by the drawings and described in the embodiments as the best mode presently contemplated for carrying out the teachings of the present invention, and the scope of the present invention will include any embodiments falling within the foregoing description and the appended claims.