SUMMERY OF THE UTILITY MODEL
The utility model provides an air conditioner, air conditioner has the advantage that volume structure is little.
According to the utility model discloses air conditioner, including casing, heat transfer module, air treatment module and automatically controlled box. The heat exchange module is arranged in the shell; the air treatment module is arranged in the shell, and the air treatment module and the heat exchange module are arranged along the length direction of the shell; the electric control box is arranged in the shell and is perpendicular to the length direction of the shell.
According to the utility model discloses air conditioner places through the length direction of automatically controlled box perpendicular to casing, because the thickness of automatically controlled box is less, can save the length direction's of casing space from this to reduce air conditioner's volume.
In some embodiments, the electronic control box is located between the heat exchange module and the air treatment module.
In some embodiments, the electronic control box comprises: the box body is provided with a mounting opening on one side, and the opening direction of the mounting opening is vertical to the length direction of the shell; the box cover covers the mounting opening, and a mounting space is formed between the box cover and the box body; a circuit board disposed in the mounting space.
In some embodiments, the two opposite wall surfaces in the box body are provided with slots, the slots extend in the same direction as the opening direction of the mounting opening, the two opposite ends of the circuit board are inserted into the slots, and the circuit board can be drawn out along the slots.
In some embodiments, an end of the insertion groove near the mounting opening has a guide groove, and the width of the guide groove gradually increases in a direction toward the mounting opening.
In some embodiments, a side edge of the mounting opening is provided with a limiting groove, one end of the box cover is inserted into the limiting groove, and the other end of the box cover is connected with the box body through a fastener.
In some embodiments, a first flange extending towards the box body is arranged at the edge of the box cover, and the first flange covers the box body.
In some embodiments, the box body is provided with a wire passing groove, the wire passing groove penetrates through the edge of the mounting opening, and the edge of the wire passing groove is provided with a second flanging.
In some embodiments, the circuit board is provided with a terminal interface, the terminal interface is located at one end of the circuit board close to the box cover, and the terminal interface and the box cover are spaced apart by a predetermined distance.
In some embodiments, the housing includes a first upright and a second upright, the first upright and the second upright both extending along a length direction of the housing, the first upright and the second upright being spaced apart, the electrical control box being connected to the first upright and the second upright, respectively.
In some embodiments, the casing includes a rear box and a front panel, the front panel is in front-to-back butt joint with the rear box, the front panel includes a first panel and a second panel, the second panel is opposite to the electric control box in front-to-back direction, and the second panel and the first panel are independently connected with the rear box.
In some embodiments, the air treatment module is at least one of a fresh air module, a purification module, and a humidification module.
In some embodiments, the air treatment module includes an air duct component defining an air outlet duct having an air inlet and an air outlet on the housing, the air duct having a fan assembly disposed therein.
In some embodiments, a filter assembly is disposed in the air duct, and the filter assembly is detachably inserted into the air duct from outside the housing.
In some embodiments, the air treatment module is a fresh air module, the air inlet is provided with a fresh air pipe communicated with an outdoor environment, and the air duct component comprises an air inlet volute; the fan volute comprises a first volute and a second volute, the first volute and the second volute are connected and define a first channel, the air inlet volute is connected with the first volute and defines a second channel, and the second channel is communicated with the first channel and the air inlet; the air outlet volute is used for limiting a third channel, the third channel is communicated with the first channel and the air outlet, the fan assembly is arranged in the first channel, and the filtering assembly is detachably arranged in the second channel.
In some embodiments, the ratio of the height of the second panel to the height of the first panel is 1/5-7/11.
In some embodiments, the ratio of the height of the second panel to the height of the first panel is 2/7-7/11.
In some embodiments, the enclosure includes a front panel that is a unitary piece.
In some embodiments, the heat exchange module comprises a heat exchanger and a heat exchange fan assembly, the heat exchange fan assembly is located downstream of the heat exchanger in the airflow direction, and the heat exchange fan assembly is a single cross-flow fan assembly.
In some embodiments, the air conditioner is a cabinet air conditioner.
In some embodiments, a water pan is arranged below the heat exchange module, the air treatment module is arranged below the water pan, the distance between the bottom wall of the water pan and the lower end of the casing is L1, the total height of the casing is L2, and the L1/L2 ranges from 1/6 to 1/2.
In some embodiments, L1/L2 is 2/9-7/18.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
An air conditioner 1000 according to an embodiment of the present invention is described below with reference to the accompanying drawings.
As shown in fig. 1, an air conditioner 1000 according to the embodiment of the present invention includes a casing 1, a heat exchange module 2, an air treatment module 3, and an electric control box 4. Wherein, the heat exchange module 2 can refrigerate and heat. The air treatment module 3 may treat the indoor air, for example, the air treatment module 3 may ventilate the indoor air and the outdoor air to refresh the indoor air; as another example, the air treatment module 3 may purify indoor air; as another example, the air treatment module 3 may humidify the room air to make the user more comfortable. The electrical control box 4 may be connected with each functional module of the air conditioner 1000 to control the start and stop of each functional module of the air conditioner 1000, for example, the electrical control box 4 may control the start and stop of the cooling and heating functions of the air conditioner 1000.
Specifically, as shown in fig. 1, the heat exchange module 2 is disposed in the chassis 1, the air treatment module 3 and the heat exchange module 2 are arranged along a length direction (an up-down direction shown in fig. 1) of the chassis 1, the electronic control box 4 is disposed in the chassis 1, and the electronic control box 4 is perpendicular to the length direction (an up-down direction shown in fig. 1) of the chassis 1, and it should be noted that the length direction (an up-down direction shown in fig. 1) of the electronic control box 4 perpendicular to the chassis 1 may be a length direction (a left-right direction shown in fig. 1) of the electronic control box 4 and a width direction (a front-back direction shown in fig. 1) of the electronic control box 4 perpendicular to the length direction (an up-down direction shown in fig. 1) of the. The electric control box 4 is flat, the length and the width of the electric control box 4 are larger than the thickness, the electric control box 4 is placed perpendicular to the length direction (the up-down direction shown in figure 1) of the machine shell 1, so that the electric control box 4 occupies a smaller volume of the machine shell 1 in the length direction (the up-down direction shown in figure 1) of the machine shell 1, and therefore the heat exchange module 2, the air treatment module 3 and the electric control box 4 can be conveniently arranged, the heat exchange module 2, the air treatment module 3 and the electric control box 4 are more compact in the machine shell 1, and the volume of the air conditioner 1000 is reduced.
According to the utility model discloses air conditioner 1000 places through the length direction (the upper and lower direction shown in fig. 1) of automatically controlled box 4 perpendicular to casing 1, because the thickness of automatically controlled box 4 is less, can save the space of the length direction (the upper and lower direction shown in fig. 1) of casing 1 from this to reduce air conditioner 1000's volume.
In some embodiments of the present invention, referring to fig. 1, an electronic control box 4 is located between heat exchange module 2 and air treatment module 3. Therefore, the electric control box 4 can be conveniently connected with various functional modules of the air conditioner 1000, such as a heat exchange module and an air treatment module, and the problem that when the electric control box 4 is positioned at one end of the machine shell 1, the functional module at the other end is connected with a longer wire can be avoided.
According to some embodiments of the present invention, as shown in fig. 2 to 5, the electronic control box 4 includes a box body 41, a box cover 42, and a circuit board 44. Wherein, one side of the box body 41 is provided with a mounting opening 411, the opening direction of the mounting opening 411 is perpendicular to the length direction of the shell (the up-down direction shown in fig. 1), the box cover 42 covers the mounting opening 411, a mounting space 43 is formed between the box cover 42 and the box body 41, and the circuit board 44 is arranged in the mounting space 43. It is understood that the circuit board 44 may be connected to each functional module of the air conditioner 1000, the opening direction of the mounting opening 411 is a front-rear direction as shown in fig. 3, and the mounting space 43 may provide a mounting environment for the circuit board 44 and protect the circuit board 44, so that the circuit board 44 may be stably connected to each functional module of the air conditioner 1000. The mounting opening 411 may facilitate the insertion of the circuit board 44 into the mounting space 43 and also the removal of the circuit board 44 from the mounting space 43.
In some embodiments of the present invention, referring to fig. 3-5, slots 412 are disposed on two opposite walls of the box 41, the slots 412 extend in the same direction as the opening direction of the mounting opening 411, two opposite ends of the circuit board 44 are inserted into the slots 412, and the circuit board 44 can be drawn out along the slots 412. Therefore, the circuit board 44 can be conveniently installed in the box body 41, the circuit board 44 can be conveniently taken out of the box body 41, and the maintenance and wiring of the electric control box 4 are convenient.
In one example, a spring may be disposed on a side of the at least one slot 412 near the installation opening 411, wherein the spring may be disposed on the slot 412 on one wall of the box 41 and on a side near the installation opening 411; a spring plate can be arranged on the slot 412 on the other wall surface of the box body 41, and the spring plate is arranged on one side close to the mounting opening 411; spring pieces may be provided on the slots 412 on the two opposite wall surfaces of the case 41, and the spring pieces may be provided on the side close to the mounting opening 411. The elastic sheet may be disposed on a wall surface of the slot 412 close to the bottom plate of the box 41, and when the circuit board 44 is mounted in the box 41, the elastic sheet is pressed by a lower wall surface of the circuit board 44, and after the circuit board 44 is assembled in place, the elastic sheet is bounced and stopped against a side wall surface of the circuit board 44 close to the mounting opening 411, so that the circuit board 44 can be limited, and the circuit board 44 can be more stably mounted in the box 41.
In another example, the slot width of the slot 412 in the thickness direction (the up-down direction shown in fig. 3) of the circuit board 44 may be small, for example, the slot 412 and the circuit board 44 may be in interference fit, so that the circuit board 44 may be stably installed in the case 41, and the circuit board 44 may be prevented from sliding out of the slot 412.
According to some embodiments of the present invention, referring to fig. 3 to 5, an end of the insertion groove 412 near the mounting opening 411 has a guide groove 4121, and the guide groove 4121 gradually increases in width in a direction toward the mounting opening 411. Thus, the guide groove 4121 may facilitate insertion of the circuit board 44 into the slot 412, and may provide a guide for the circuit board 44.
In some embodiments of the present invention, as shown in fig. 2-4, a side of the mounting opening 411 is provided with a limiting groove 4111, one end of the box cover 42 is inserted into the limiting groove 4111, and the other end of the box cover 42 is connected to the box body 41 through a fastening member. It can be understood that the limiting groove 4111 facilitates limiting the position of the cover 42, and limits the movement of the cover 42 in the front-back direction as shown in fig. 3, and the cover 42 and the case 41 can be more reliably connected by fastening the cover 42 to the case 41, and also facilitates the mounting and dismounting of the cover 42 and the case 41. Further, referring to fig. 2 to 3, the case body 41 has a first locking portion 414 thereon, and the cover 42 has a second locking portion 422 thereon, and a fastening member may pass through the first locking portion 414 and the second locking portion 422 to connect the case body 41 and the cover 42.
With reference to fig. 2-3, according to some embodiments of the present invention, the edge of the box cover 42 is provided with a first flange 421 extending towards the box body 41, and the first flange 421 is wrapped outside the box body 41. Therefore, the first flange 421 can protect the box body 41 and the circuit board 44, reduce dust and the like entering the box body 41 to damage the circuit board 44, and limit the box cover 42 by the first flange 421, so that the box cover 42 can be reliably mounted on the box body 41.
In some embodiments of the utility model, as shown in fig. 2-5, be equipped with wire casing 413 on the box body 41, wire casing 413 runs through the limit of installing port 411, it can be understood that wire casing 413 can let the wire of being connected with circuit board 44 pass through, thereby realize the control action of automatically controlled box 4, furthermore, the border of crossing wire casing 413 is equipped with second turn-ups 4131, the structural strength of wire casing 413 can be strengthened to second turn-ups 4131, in addition, the wire can also be protected to second turn-ups 4131, avoid the wire to be cut apart by the border wearing and tearing of wire casing 413.
According to some embodiments of the present invention, referring to fig. 3 and 5, a terminal interface 441 is disposed on the circuit board 44, the terminal interface 441 can be inserted into a wire connected to each functional module of the air conditioner 1000, the terminal interface 441 is located at one end of the circuit board 44 close to the box cover 42, and a predetermined distance is spaced between the terminal interface 441 and the box cover 42. Thus, the insertion of the wires into the terminal interface 441 can be facilitated.
In some embodiments of the present invention, as shown in fig. 3, the box body 41 may include an inner shell 41a and an outer shell 41b, one side of the outer shell 41b has a mounting opening 411, the direction of the mounting opening 411 may be a front-back direction as shown in fig. 3, the box cover 42 covers the open opening of the outer shell 41b, an accommodating space is formed between the box cover 42 and the outer shell 41b, and the inner shell 41a is disposed in the accommodating space. Thereby, the mounting of the inner case 41a can be facilitated.
Wherein, one side of the inner shell 41a also has a mounting opening 411, and the opening direction of the mounting opening 411 is perpendicular to the length direction of the shell (the up-down direction shown in fig. 1), the box cover 42 covers the opening of the box body 41, a mounting space 43 is formed between the box cover 42 and the box body 41, and the circuit board 44 is arranged in the mounting space 43. It is understood that the circuit board 44 may be connected to each functional module of the air conditioner 1000, the opening direction of the mounting opening 411 is a front-rear direction as shown in fig. 3, and the mounting space 43 may provide a mounting environment for the circuit board 44, so that the circuit board 44 may be stably connected to each functional module of the air conditioner 1000. The mounting opening 411 may facilitate the insertion of the circuit board 44 into the mounting space 43 and also the removal of the circuit board 44 from the mounting space 43.
Further, referring to fig. 3-5, the opposite wall surfaces of the inner housing 41a are provided with slots 412, the slots 412 extend in the same direction as the opening direction of the mounting opening 411, the opposite ends of the circuit board 44 are inserted into the slots 412, and the circuit board 44 is drawn out along the slots 412. Thus, it is possible to facilitate the mounting of the circuit board 44 into the inner case 41a and also to facilitate the removal of the circuit board 44 from the inner case 41 a.
It should be noted that the inner casing 41a may be made of an insulating material, and the outer casing 41b is made of a protective sheet metal, so that the inner casing 41a may be insulated from the circuit board 44, thereby avoiding short-circuit failure of the circuit board 44, and the outer casing 41b may protect the inner casing 41a and the circuit board 44, and may also prevent fire.
In some embodiments of the present invention, as shown in fig. 1, the casing 1 includes a first upright 11 and a second upright 12, the first upright 11 and the second upright 12 both extend along the length direction of the casing 1, the first upright 11 and the second upright 12 are spaced apart, and the electronic control box 4 is connected to the first upright 11 and the second upright 12 respectively. The first upright 11 and the second upright 12 can support the electric control box 4 to be reliably installed in the cabinet 1. Further, referring to fig. 1-2, the box body 41 may be provided with a mounting portion 415, and the mounting portion 415 is connected to the first upright post 11 and the second upright post 12 through a fastening member, so that the electronic control box 4 can be conveniently mounted in the casing 1, and the electronic control box 4 can be conveniently taken out from the casing 1, thereby facilitating maintenance and replacement of the electronic control box 4.
In some embodiments of the present invention, as shown in fig. 6-7, the housing 1 further includes a rear box 13 and a front panel 14, the front panel 14 is connected with the rear box 13, the front panel 14 includes a first panel 141 and a second panel 142, the second panel 142 is opposite to the electric control box 4, and the second panel 142 and the first panel 141 are independent from each other and connected with the rear box 13. Therefore, when the electronic control box 4 needs to be maintained or replaced, only the second panel 142 right opposite to the front and the back of the electronic control box 4 needs to be detached, after the second panel 142 is detached, a maintenance person can take the electronic control box 4 out of the machine shell 1, and can also detach the box cover 42 of the electronic control box 4, take the circuit board 44 out of the box body 41, and maintain the circuit board 44. Thus, the front panel 14 is provided with the first panel 141 and the second panel 142, so that the electronic control box 4 can be conveniently repaired and replaced, and the workload of a maintenance worker can be reduced.
Alternatively, the first and second pillars 11 and 12 and the rear case 13 may be fixedly connected. The first upright 11 and the second upright 12 and the rear case 13 may also be integrally formed, and thus, labor and material resources consumed for assembly may be saved.
According to some embodiments of the present invention, the air treatment module 3 as shown in fig. 1 and 7 is at least one of a fresh air module, a purification module and a humidification module. It can be understood that the air treatment module 3 can be a fresh air module, the air treatment module 3 can be a purification module, the air treatment module 3 can be a humidification module, the air treatment module 3 can also be a combination of any two of the fresh air module, the purification module and the humidification module, the air treatment module 3 can also be a combination of the fresh air module, the purification module and the humidification module, and the fresh air module can ventilate indoor air and outdoor air to refresh the indoor air; the purification module can purify indoor air; the humidification module may humidify the indoor air to make the user more comfortable.
In some embodiments of the present invention, as shown in fig. 1 and 6-7, the air treatment module 3 includes an air duct component 31, the air duct component 31 defines an air duct 311, the air duct 311 has an air inlet 15 and an air outlet 16 located on the casing 1, and a fan assembly 33 is disposed in the air duct 311. It can be understood that the air duct 311 has an air inlet 15 and an air outlet 16, the housing 1 also has an air inlet 15 and an air outlet 16, the air inlets 15 on the air duct 311 correspond to the air inlets 15 on the housing 1 one by one, and the air outlets 16 on the air duct 311 correspond to the air outlets 16 on the housing 1 one by one. Therefore, outdoor fresh air can enter the air duct 311 from the air inlet 15, the fan assembly 33 can drive the fresh air to flow to the air outlet 16 from the air inlet 15, and the fresh air can enter the room from the air outlet 16 to refresh the indoor air.
Further, as shown in fig. 1 and 7, the air duct component 31 may include an inlet volute 31a and an outlet volute 31b, the inlet volute 31a and the outlet volute 31b may define an air duct 311, one end of the inlet volute 31a may be connected to the air inlet 15, a fan assembly 33 is disposed at the other end of the inlet volute 31a, the inlet volute 31a may be connected to one end of the outlet volute 31b, and the other end of the outlet volute 31b is connected to the air outlet 16, so that outdoor fresh air may enter the inlet volute 31a from the fresh air duct 32, and the fresh air flows from the inlet volute 31a to the outlet volute 31b under the driving of the fan assembly 33 and enters the indoor through the air outlet 16.
In some embodiments of the present invention, a mounting plate is disposed on the fan assembly 33 to fix the fan assembly 33 on the first column 11 and the second column 12, the mounting plate can be integrally formed with the air inlet volute 31a and/or the air outlet volute 31b, or can be formed separately, and the mounting plate is assembled and fixed on the air inlet volute 31a and/or the air outlet volute 31 b. The outlet volute 31b is formed with at least one outlet 16, and the outlet 16 is provided with a guiding and sealing structure, which is matched with the guiding and sealing structure of the outlet 16 on the casing 1.
With reference to fig. 1 and 6-7, according to some embodiments of the present invention, a filter assembly 34 is disposed in the air duct 311, and the filter assembly 34 can filter the harmful substances in the fresh air, so that the fresh air entering the room has good quality. The filter assembly 34 is detachably inserted into the air duct 311 from the outside of the cabinet 1, whereby the installation and replacement of the filter assembly 34 can be facilitated.
Further, air inlet spiral case 31a has the wind-guiding circle, and the wind-guiding circle is towards fresh air pipe 32 so that the new trend gets into air inlet spiral case 31a, and filter assembly 34 is established between air inlet spiral case 31a and fan assembly 33, and the new trend gets into air inlet spiral case 31a after, filters through filter assembly 34, gets into fan assembly 33, the utility model discloses an air treatment module 3 can make the new trend air inlet smooth and easy, the windage is little, the amount of wind is big, the noise is low.
The utility model discloses an in some embodiments, air treatment module 3 can be the new trend module, and the new trend module can introduce indoor with fresh room air with outdoor new trend. The air inlet 15 is provided with a fresh air duct 32 communicated with the outdoor environment, and the air duct component 31 comprises an air inlet volute 31a, a fan volute 31c and an air outlet volute 31 b.
Specifically, as shown in fig. 7, the blower volute 31c includes a first volute 315 and a second volute 316, the first volute 315 and the second volute 316 are connected and define a first passage 312, the intake volute 31a is connected with the first volute 315 and defines a second passage 313, and the second passage 313 is communicated with the first passage 312 and the intake opening 15; the outlet volute 31b defines a third channel 314, the third channel 314 is communicated with the first channel 312 and the air outlet 16, the fan assembly 33 is arranged in the first channel 312, and the filter assembly 34 is detachably arranged in the second channel 313.
It is understood that the first channel 312 may provide an installation environment for the fan assembly 33, the second channel 313 may provide an installation environment for the filter assembly 34, and outdoor air may enter the second channel 313 from the intake 15, enter the first channel 312 from the second channel 313, enter the third channel 314 from the first channel 312, flow toward the outlet 16 from the third channel 314, and enter the room through the outlet 16 to ventilate the room.
The utility model discloses an in some embodiments, heat transfer module 2 includes heat exchanger and heat transfer fan subassembly, and along the air current flow direction, the heat transfer fan subassembly is located the low reaches of heat exchanger, and the heat transfer fan subassembly is single cross-flow fan subassembly. Therefore, the single cross-flow fan assembly can drive airflow to flow conveniently, and the air conditioner 1000 has better refrigerating and heating effects. Further, the air conditioner 1000 may be a cabinet air conditioner, which is convenient to move and install.
According to some embodiments of the utility model, as shown in fig. 7, heat exchange module 2's below is equipped with water collector 5, and air treatment module 3 establishes in water collector 5's below, and the distance between the diapire of water collector 5 and the lower extreme of casing 1 is L1, and casing 1's total height is L2, and L1/L2 is 1/6 ~ 1/2. Therefore, the refrigerating and heating effects of the air conditioner 1000 can be guaranteed, meanwhile, the structural space of the lower part of the air conditioner 1000 can be fully utilized, the air processing module 3 such as a fresh air module is arranged, and the lower space is more compact.
Preferably, L1/L2 is 2/9-7/18. From this can further guarantee the refrigeration heating effect of air conditioner 1000, structural space that simultaneously can the partial part of make full use of air conditioner 1000 sets up air treatment module 3 for example new trend module, and the lower part space is more compact.
In some embodiments of the present invention, as shown in fig. 6-7, the ratio of the height of the second panel 142 to the height of the first panel 141 is 1/5-7/11. Thereby better shielding the internal structure of the air conditioner 1000.
Preferably, the ratio of the height of the second panel 142 to the height of the first panel 141 is 2/7-7/11.
Alternatively, the cabinet 1 includes the front panel 14, and the front panel 14 may be a single piece, whereby the assembly process of the front panel 14 may be simplified. Of course, the present invention is not limited thereto, and the first panel 141 and the second panel 142 may also be a split structure.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.