阅读说明：本技术 一种可自动调节高度的市政道路用限高杆 (But height-adjusting's limit for height pole for town road ) 是由 陈君君 于 2019-11-15 设计创作，主要内容包括：本发明涉及市政道路技术领域,具体涉及一种可自动调节高度的市政道路用限高杆,包括顶部水平支架,所述顶部水平支架的底部两端分别设有呈竖直设置的支撑架,顶部水平支架的顶部中心处设置有升降调节组件,升降调节组件的一端贯穿顶部水平支架的顶部与底部向下延伸,升降调节组件包括一个呈水平并且能够升降的导向板,该导向板的底部设置有限位板,顶部水平支架的顶部一端设有控制器,顶部水平支架的顶部另一端设有能够旋转的太阳能板,控制器分别与升降调节组件和太阳能板的内部电连接,该设备能够及时的给予超高车辆进行警示,并且能够自动的将限高板进行高度调节。(The invention relates to the technical field of municipal roads, in particular to a height-limiting rod for a municipal road, which can automatically adjust the height, comprises a top horizontal bracket, the two ends of the bottom of the top horizontal bracket are respectively provided with a vertically arranged support frame, the center of the top horizontal bracket is provided with a lifting adjusting component, one end of the lifting adjusting component penetrates through the top and the bottom of the top horizontal bracket to extend downwards, the lifting adjusting component comprises a horizontal guide plate capable of lifting, the bottom of the guide plate is provided with a limit plate, one end of the top horizontal bracket is provided with a controller, the other end of the top horizontal bracket is provided with a rotatable solar panel, the controller is respectively and electrically connected with the lifting adjusting component and the inner part of the solar panel, the device can give the ultrahigh vehicle to warn in time, and can automatically adjust the height of the height limiting plate.)

1. The utility model provides a but height-limiting rod for town road of automatically regulated height which characterized in that: including top horizontal stand (1), the bottom both ends of top horizontal stand (1) are equipped with support frame (2) that are vertical setting respectively, the top center department of top horizontal stand (1) is provided with the lift adjustment subassembly, the top and the bottom downwardly extending of top horizontal stand (1) are run through to the one end of lift adjustment subassembly, the lift adjustment subassembly includes deflector (3) that one is the level and can go up and down, the bottom of this deflector (3) is provided with limiting plate (4), the top one end of top horizontal stand (1) is equipped with controller (5), the top other end of top horizontal stand (1) is equipped with solar panel (6) that can rotate, controller (5) are connected with the inside electricity of lift adjustment subassembly and solar panel (6) respectively.

2. The height-limiting rod capable of automatically adjusting the height for the municipal road according to claim 1, wherein: the lifting adjusting assembly comprises a first motor (7), a fixed loop bar (8), a threaded loop bar (9), an inner bar (10) and a threaded sleeve jig (11), the fixed loop bar (8) is vertically and fixedly installed at the top of the top horizontal support (1), the bottom of the fixed loop bar (8) extends towards the lower part of the top horizontal support (1), the threaded sleeve jig (11) is horizontally and fixedly installed at the bottom end of the inner part of the fixed loop bar (8), the threaded loop bar (9) is vertically arranged in the fixed loop bar (8), one end of the threaded loop bar (9) penetrates through the threaded sleeve jig (11) to extend downwards, the threaded loop bar (9) is in threaded connection with the threaded sleeve jig (11), the inner bar (10) is vertically arranged in the threaded loop bar (9), the top of the fixed loop bar (8) is provided with a fixed support, and the two ends of the fixed support are respectively and fixedly connected with the top of the top horizontal support (1), first motor (7) are vertical fixed mounting at the top of fixed bolster, and the output of first motor (7) can the pivoted run through the top of fixed bolster and the inside extension of bottom to fixed loop bar (8), the output of first motor (7) and the top fixed connection of interior pole (10), the bottom of screw thread loop bar (9) can the pivoted insert the top center department of locating deflector (3), controller (5) are connected with first motor (7) electricity.

3. The height-limiting rod capable of automatically adjusting the height for the municipal road according to claim 2, wherein: the two sides of the inner rod (10) are respectively provided with a sliding strip (12), and the threaded sleeve jig (11) is respectively provided with a sliding groove (13) for each sliding strip (12) to slide.

4. The height-limiting rod capable of automatically adjusting the height for the municipal road according to claim 3, wherein: a rectangular box (14) is arranged at one end, far away from the controller (5), of the top horizontal support (1), a sliding sleeve (15) which is vertically arranged is arranged at the top of the rectangular box (14), a rotating shaft (16) is arranged inside the sliding sleeve (15), a rotating plate (17) is arranged at the top of the rotating shaft (16), solar energy is obliquely arranged at the top of the rotating plate (17), the bottom of the rotating shaft (16) extends towards the lower end of the inside of the rectangular box (14), an auxiliary gear (18) which is horizontally arranged is arranged at the bottom of the rotating shaft (16), a main gear (19) is arranged on one side of the auxiliary gear (18), a second motor (20) is arranged above the main gear (19), the second motor (20) is vertically and fixedly arranged on the inner wall of the rectangular box (14), the output end of the second motor (20) is fixedly connected with the main gear (19), and the main gear (19) is meshed with the auxiliary gear (18), the controller (5) is electrically connected with the second motor (20).

5. The height-limiting rod capable of automatically adjusting the height for the municipal road according to claim 4, wherein: and a plurality of photoelectric sensors (21) arranged at intervals are arranged at the bottom of the guide plate (3).

6. The height-limiting rod capable of automatically adjusting the height for the municipal road according to claim 5, wherein: the camera is arranged at the center of one side of the top horizontal support (1), warning lamps (23) and alarms (24) are arranged on two sides of the camera (22) respectively, all the warning lamps (23) and all the alarms (24) are electrically connected with the controller (5) respectively, and the camera (22) is electrically connected with the controller (5).

7. The height-limiting rod capable of automatically adjusting the height for the municipal road according to claim 6, wherein: the top both ends of deflector (3) are articulated respectively and are equipped with first articulated rod (25), and the one end of every first articulated rod (25) is equipped with second articulated rod (26) respectively, and the one end of every second articulated rod (26) is articulated the setting with the bottom of top horizontal stand (1) respectively.

8. The height-limiting rod for the town road capable of automatically adjusting the height according to claim 7, wherein: the both ends of deflector (3) are equipped with extension board (27) to the inside extension of every support frame (2) respectively, are equipped with rectangle incision (28) that are used for supplying every extension board (27) to remove on every support frame (2) respectively, and the inside of every rectangle incision (28) is equipped with two respectively and is vertical and spacing post (29) that the interval set up, is equipped with the spacing hole that is used for supplying every spacing post (29) to walk on every extension board (27) respectively.

9. The height-limiting rod capable of automatically adjusting the height for the municipal road according to claim 8, wherein: every be equipped with scale (30) on support frame (2) respectively, scale (30) are vertical fixed mounting on support frame (2).

Technical Field

The invention relates to the technical field of municipal roads, in particular to a height limiting rod for a municipal road, and the height of the height limiting rod can be automatically adjusted.

Background

The municipal facilities refer to public facilities built by government, legal people or citizen, generally refer to various buildings, structures, equipment and the like in a planning area, urban roads (including bridges), urban rail transit, water supply, drainage, gas, heat, landscaping, environmental sanitation, road lighting, industrial garbage, medical waste, household garbage treatment equipment, sites and other facilities and auxiliary facilities, at present, some municipal roads can limit the height to run due to some reasons, at present, the existing municipal road height-limiting rods in the market are basically fixed in height when in use, but cannot adjust the height of the height limit, so that the flexibility of the height-limiting rods is reduced, and the height-limiting rods cannot be adjusted temporarily and automatically when some special vehicles need to pass emergently, so that the passage of emergency vehicles is limited, the working process of an emergency vehicle is delayed, some serious consequences are caused, the general height limiting rod is single in structure, when the emergency vehicle meets an ultrahigh vehicle, the ultrahigh vehicle cannot be warned in time, and the height limiting rod for the municipal road capable of automatically adjusting the height is provided, so that the problems are solved.

Disclosure of Invention

The invention aims to provide a height limiting rod for a municipal road, the height of which can be automatically adjusted, the height limiting rod can timely give a warning to an ultrahigh vehicle, and a height of a height limiting plate can be automatically adjusted.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a but height-limiting rod for town road of automatically regulated height, including top horizontal stand, top horizontal stand's bottom both ends are equipped with the support frame that is vertical setting respectively, top horizontal stand's top center department is provided with the lift adjustment subassembly, the top and the bottom downwardly extending of top horizontal stand are run through to lift adjustment subassembly's one end, the lift adjustment subassembly includes a deflector that is the level and can go up and down, the bottom of this deflector is provided with the limiting plate, top horizontal stand's top one end is equipped with the controller, top horizontal stand's the top other end is equipped with can rotatory solar panel, the controller is connected with lift adjustment subassembly and solar panel's inside electricity respectively.

Preferably, the lifting adjusting assembly comprises a first motor, a fixed loop bar, a threaded loop bar, an inner bar and a threaded sleeve jig, the fixed loop bar is vertically and fixedly installed at the top of the top horizontal support, the bottom of the fixed loop bar extends to the lower part of the top horizontal support, the threaded sleeve jig is horizontally and fixedly installed at the bottom end of the inside of the fixed loop bar, the threaded loop bar is vertically arranged inside the fixed loop bar, one end of the threaded loop bar penetrates through the threaded sleeve jig to extend downwards, the threaded loop bar is in threaded connection with the threaded sleeve jig, the inner bar is vertically arranged inside the threaded loop bar, the top of the fixed loop bar is provided with the fixed support, two ends of the fixed support are respectively and fixedly connected with the top of the top horizontal support, the first motor is vertically and fixedly installed at the top of the fixed support, the output end of the first motor can rotatably penetrate through the top and the bottom of the fixed support to extend to the inside of the fixed loop bar, the output end of the first motor is fixedly connected with the top of the inner rod, the bottom of the threaded sleeve rod can be rotatably inserted into the center of the top of the guide plate, and the controller is electrically connected with the first motor.

Preferably, the two sides of the inner rod are respectively provided with a sliding strip, and the threaded sleeve jig is respectively provided with a sliding groove for each sliding strip to slide.

Preferably, the top of top horizontal support is provided with a rectangular box at the end far away from the controller, the top of rectangular box is provided with a sliding sleeve which is vertically arranged, the inside of sliding sleeve is provided with a rotating shaft, the top of rotating shaft is provided with a rotating plate, solar energy is obliquely arranged at the top of rotating plate, the bottom of rotating shaft extends towards the inner lower end of rectangular box, the bottom of rotating shaft is provided with an auxiliary gear which is horizontally arranged, one side of the auxiliary gear is provided with a main gear, a second motor is arranged above the main gear, the second motor is vertically and fixedly arranged on the inner wall of the rectangular box, the output end of the second motor is fixedly connected with the main gear, the main gear is meshed with the auxiliary gear, and the controller is electrically connected with the second motor.

Preferably, a plurality of photoelectric sensors arranged at intervals are arranged at the bottom of the guide plate.

Preferably, a camera is arranged at the center of one side of the top horizontal support, warning lamps and alarms are respectively arranged on two sides of the camera, all the warning lamps and all the alarms are respectively electrically connected with the controller, and the camera is electrically connected with the controller.

Preferably, the top both ends of deflector are articulated respectively and are equipped with first articulated pole, and the one end of every first articulated pole is equipped with the second articulated pole respectively, and the one end of every second articulated pole is articulated the setting with the bottom of top horizontal stand respectively.

Preferably, the both ends of deflector are equipped with the extension board to the inside extension of every support frame respectively, are equipped with the rectangle incision that is used for supplying every extension board to remove on every support frame respectively, and every rectangle notched inside is equipped with two respectively and is vertical and spacing post that the interval set up, is equipped with the spacing hole that is used for supplying every spacing post to pass on every extension board respectively.

Preferably, each be equipped with the scale on the support frame respectively, the scale is vertical fixed mounting on the support frame.

The invention has the beneficial effects that: a height limiting rod for municipal roads capable of automatically adjusting height is characterized in that when a limiting plate needs to adjust height, a controller controls a first motor to rotate, the first motor drives an inner rod to rotate, the inner rod abuts against a sliding groove in a threaded sleeve rod through a sliding strip to enable the threaded sleeve rod to rotate, one end of the threaded sleeve rod moves up and down through a threaded sleeve jig, the bottom of the threaded sleeve rod simultaneously drives a guide plate and a limiting plate to move up and down until the limiting plate is adjusted to a needed position, a scale is arranged to facilitate maintainers to penetrate through the specific height of the limiting plate, each first hinge rod and each second hinge rod are arranged to enable the guide plate not to incline when the guide plate and the limiting plate are lifted up and down, a limiting hole in each extending plate is arranged to move up and down along a limiting column in a limiting mode when the guide plate and the limiting plate are lifted up and down, a solar panel is arranged to charge the controller, when solar, the controller controls the second motor to rotate, the second motor drives the main gear to rotate, the main gear drives the pinion to rotate, the pinion drives the rotating shaft to rotate, the rotating shaft drives the rotating plate and simultaneously drives the solar panel to rotate and adjust, the position is stopped until the required position is adjusted, the set photoelectric sensor can detect the height of a vehicle coming and going, the height of the vehicle is too high when the vehicle is, the photoelectric sensor transmits data to the controller, the photoelectric sensor transmits the data to the controller, the controller controls the warning lamp to be turned on, and the controller controls the alarm to alarm simultaneously, so as to remind a driver in the vehicle, the set camera is connected with the cloud end, the camera can monitor in real time, the device can give the ultrahigh vehicle in time to warn, and can automatically perform height adjustment on the height limiting plate.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

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

FIG. 2 is an enlarged view of the portion A of FIG. 1 according to an embodiment of the present invention;

FIG. 3 is a front view of an embodiment of the present invention;

FIG. 4 is an enlarged view of the portion B of FIG. 3 according to an embodiment of the present invention;

fig. 5 is a schematic perspective view illustrating a second embodiment of the present invention;

FIG. 6 is a top view of a lift adjustment assembly according to one embodiment of the present invention;

FIG. 7 is a cross-sectional view taken along line C-C of FIG. 6 in accordance with an embodiment of the present invention;

in the figure: the solar photovoltaic power generation device comprises a top horizontal support 1, a support frame 2, a guide plate 3, a limiting plate 4, a controller 5, a solar panel 6, a first motor 7, a fixed loop bar 8, a threaded loop bar 9, an inner bar 10, a threaded sleeve jig 11, a sliding strip 12, a sliding groove 13, a rectangular box 14, a sliding sleeve 15, a rotating shaft 16, a rotating plate 17, a pinion 18, a main gear 19, a second motor 20, a photoelectric sensor 21, a camera 22, a warning lamp 23, an alarm 24, a first hinged rod 25, a second hinged rod 26, an extending plate 27, a rectangular notch 28, a limiting column 29 and a graduated scale 30.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the referred device or element must have a specific orientation, be constructed in a specific orientation and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limitations of the present patent, and the specific meanings of the terms may be understood by those skilled in the art according to specific situations.

In the description of the present invention, unless otherwise explicitly specified or limited, the term "connected" or the like, if appearing to indicate a connection relationship between the components, is to be understood broadly, for example, as being fixed or detachable or integral; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other components or may be in an interactive relationship with one another. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 7, but height-limiting rod for town road that automatic adjustment is shown, including top horizontal stand 1, the bottom both ends of top horizontal stand 1 are equipped with support frame 2 that is vertical setting respectively, the top center department of top horizontal stand 1 is provided with lift adjustment subassembly, lift adjustment subassembly's one end runs through top and bottom downwardly extending of top horizontal stand 1, lift adjustment subassembly includes a deflector 3 that is the level and can go up and down, the bottom of this deflector 3 is provided with limiting plate 4, the top one end of top horizontal stand 1 is equipped with controller 5, the top other end of top horizontal stand 1 is equipped with solar panel 6 that can rotate, controller 5 is connected with lift adjustment subassembly and solar panel 6's inside electricity respectively.

The lifting adjusting assembly comprises a first motor 7, a fixed loop bar 8, a thread loop bar 9, an inner bar 10 and a thread loop jig 11, the fixed loop bar 8 is vertically and fixedly arranged at the top of the top horizontal support 1, the bottom of the fixed loop bar 8 extends to the lower part of the top horizontal support 1, the thread loop jig 11 is horizontally and fixedly arranged at the bottom end of the fixed loop bar 8, the thread loop bar 9 is vertically arranged in the fixed loop bar 8, one end of the thread loop bar 9 passes through the thread loop jig 11 to extend downwards, the thread loop bar 9 is in threaded connection with the thread loop jig 11, the inner bar 10 is vertically arranged in the thread loop bar 9, the top of the fixed loop bar 8 is provided with a fixed support, two ends of the fixed support are respectively and fixedly connected with the top of the top horizontal support 1, the first motor 7 is vertically and fixedly arranged at the top of the fixed support, the output end of the first motor 7 can rotatably penetrate through the top and the bottom of the fixed support to extend to the inside of the fixed loop bar 8, the output end of the first motor 7 is fixedly connected with the top of the inner rod 10, the bottom of the threaded sleeve rod 9 can be rotatably inserted into the center of the top of the guide plate 3, and the controller 5 is electrically connected with the first motor 7.

The both sides of interior pole 10 are equipped with slip strip 12 respectively, be equipped with respectively on the thread bush tool 11 and be used for supplying the gliding sliding tray 13 of every slip strip 12, when limiting plate 4 needs height-adjusting, controller 5 controls first motor 7 rotatory, first motor 7 drives interior pole 10 rotatory, interior pole 10 makes the thread loop bar 9 rotatory through sliding tray 13 on the conflict thread loop bar 9 of slip strip 12, 11 lifting movements are passed through to the one end of thread loop bar 9, the bottom of thread loop bar 9 drives deflector 3 and limiting plate 4 lifting movements simultaneously, stop until adjusting the position that needs with limiting plate 4.

A rectangular box 14 is arranged at one end of the top horizontal support 1 far away from the controller 5, a sliding sleeve 15 which is vertically arranged is arranged at the top of the rectangular box 14, a rotating shaft 16 is arranged inside the sliding sleeve 15, a rotating plate 17 is arranged at the top of the rotating shaft 16, solar energy is obliquely arranged at the top of the rotating plate 17, the bottom of the rotating shaft 16 extends towards the lower end inside the rectangular box 14, a secondary gear 18 which is horizontally arranged is arranged at the bottom of the rotating shaft 16, a main gear 19 is arranged on one side of the secondary gear 18, a second motor 20 is arranged above the main gear 19, the second motor 20 is vertically and fixedly arranged on the inner wall of the rectangular box 14, the output end of the second motor 20 is fixedly connected with the main gear 19, the main gear 19 is meshed with the secondary gear 18, the controller 5 is electrically connected with the second motor 20, and the solar panel 6 is arranged to charge the controller 5, when the solar energy needs to be adjusted in a rotating mode, the controller 5 controls the second motor 20 to rotate, the second motor 20 drives the main gear 19 to rotate, the main gear 19 drives the pinion gear 18 to rotate, the pinion gear 18 drives the rotating shaft 16 to rotate, and the rotating shaft 16 drives the rotating plate 17 and simultaneously drives the solar panel 6 to be adjusted in a rotating mode until the solar energy needs to be adjusted to a needed position.

The bottom of the guide plate 3 is provided with a plurality of photoelectric sensors 21 arranged at intervals, the arranged photoelectric sensors 21 can detect the heights of vehicles coming and going, and when the heights of the vehicles are too high, the photoelectric sensors 21 transmit data to the controller 5.

The utility model discloses a vehicle top horizontal bracket 1, camera 22 is located to be equipped with in one side center of top horizontal bracket 1, this camera 22's both sides are equipped with warning light 23 and alarm 24 respectively, all warning lights 23 and all alarm 24 are connected with controller 5 electricity respectively, camera 22 is connected with controller 5 electricity, after photoelectric sensor 21 gives controller 5 with data transmission, controller 5 control warning light 23 is opened, and controller 5 control alarm 24 reports to the police simultaneously, with this driver in reminding the vehicle, the camera 22 and the high in the clouds of setting are connected, camera 22 can real-time supervision.

The top both ends of deflector 3 articulate respectively and are equipped with first articulated pole 25, and the one end of every first articulated pole 25 is equipped with second articulated pole 26 respectively, and the one end of every second articulated pole 26 articulates the setting with the bottom of top horizontal stand 1 respectively, and every first articulated pole 25 and every second articulated pole 26 of setting can make deflector 3 can not produce the slope when going up and down.

The both ends of deflector 3 are equipped with respectively to the inside extension board 27 that extends of every support frame 2, are equipped with the rectangle incision 28 that is used for supplying every extension board 27 to remove on every support frame 2 respectively, the inside of every rectangle incision 28 is equipped with two respectively and is vertical and spacing post 29 that the interval set up, be equipped with the spacing hole that is used for supplying every spacing post 29 to walk on every extension board 27 respectively, when deflector 3 and limiting plate 4 go up and down, spacing hole on every extension board 27 that sets up goes up and down spacing removal along spacing post 29.

Every be equipped with scale 30 on the support frame 2 respectively, scale 30 is vertical fixed mounting on support frame 2, and the scale 30 of setting makes things convenient for the maintainer to run through the concrete height of limiting plate 4.

The working principle is as follows: when the height of the limiting plate 4 needs to be adjusted, the controller 5 controls the first motor 7 to rotate, the first motor 7 drives the inner rod 10 to rotate, the inner rod 10 abuts against the sliding groove 13 on the threaded sleeve rod 9 through the sliding strip 12 to enable the threaded sleeve rod 9 to rotate, one end of the threaded sleeve rod 9 is lifted and moved through the threaded sleeve jig 11, the bottom of the threaded sleeve rod 9 simultaneously drives the guide plate 3 and the limiting plate 4 to lift and move until the limiting plate 4 is adjusted to a required position, the scale 30 is arranged to facilitate a maintainer to penetrate through the specific height of the limiting plate 4, each first hinge rod 25 and each second hinge rod 26 are arranged to enable the guide plate 3 not to incline when the guide plate 3 and the limiting plate 4 lift, the limiting hole on each extending plate 27 is lifted and moved along the limiting column 29 when the guide plate 3 and the limiting plate 4 lift, and the solar panel 6 is arranged to charge the controller 5, when the solar energy needs to be rotationally adjusted, the controller 5 controls the second motor 20 to rotate, the second motor 20 drives the main gear 19 to rotate, the main gear 19 drives the pinion 18 to rotate, the pinion 18 drives the rotating shaft 16 to rotate, the rotating shaft 16 drives the rotating plate 17 and simultaneously drives the solar panel 6 to be rotationally adjusted until the position needed is adjusted to stop, the set photoelectric sensor 21 can detect the height of the vehicle coming and going, when the height of the vehicle is too high, the photoelectric sensor 21 transmits data to the controller 5, after the photoelectric sensor 21 transmits the data to the controller 5, the controller 5 controls the warning lamp 23 to be turned on, and meanwhile the controller 5 controls the alarm 24 to give an alarm to remind a driver in the vehicle, the set camera 22 is connected with the cloud end, and the camera 22 can monitor in real time.

It should be understood that the above-described embodiments are merely preferred embodiments of the invention and the technical principles applied thereto. It will be understood by those skilled in the art that various modifications, equivalents, changes, and the like can be made to the present invention. However, such variations are within the scope of the invention as long as they do not depart from the spirit of the invention. In addition, certain terms used in the specification and claims of the present application are not limiting, but are used merely for convenience of description.