阅读说明：本技术 一种方便输送秸秆的农林废弃物回收处理装置 (Conveniently carry agriculture and forestry discarded object recovery processing device of straw ) 是由 章云 于 2019-09-11 设计创作，主要内容包括：本发明公开了一种方便输送秸秆的农林废弃物回收处理装置,包括底座、支撑杆、下料座、滚动辊和皮带,所述底座的上方安装设置有支撑杆,且支撑杆的顶端与滚动辊之间为轴连接,并且底座的上方中间位置固定安装有下料座,所述滚动辊的外部安装设置有皮带,且滚动辊之间通过中间固定板相连接,所述绕线筒的底部连接有第二旋转杆,且第二旋转杆设置在底部固定块的下方外部,并且第二旋转杆的底部同轴连接有从动锥形齿轮。该方便输送秸秆的农林废弃物回收处理装置在进行使用的过程中,不仅可以根据废弃物的种类不同对废弃物进行固定运输工作,不受环境因素的影响,以及整个装置在进行使用完成后,还可以方便对处理后的秸秆废弃物进行拿取工作。(The invention discloses an agricultural and forestry waste recycling device convenient for straw conveying, which comprises a base, a supporting rod, a discharging seat, rolling rollers and a belt, wherein the supporting rod is arranged above the base, the top end of the supporting rod is connected with the rolling rollers through a shaft, the discharging seat is fixedly arranged in the middle position above the base, the belt is arranged outside the rolling rollers, the rolling rollers are connected through a middle fixing plate, the bottom of a winding drum is connected with a second rotating rod, the second rotating rod is arranged outside the lower part of a bottom fixing block, and the bottom of the second rotating rod is coaxially connected with a driven bevel gear. This conveniently carry agriculture and forestry discarded object recovery processing device of straw is carrying out the in-process that uses, not only can carry out fixed transportation work to the discarded object according to the type difference of discarded object, does not receive environmental factor's influence to and whole device is using the completion back, can also conveniently take the work to the straw discarded object after handling.)

1. The utility model provides a conveniently carry agriculture and forestry discarded object recovery processing device of straw, includes base (1), bracing piece (2), unloading seat (3), roll roller (5) and belt (7), its characterized in that: the device is characterized in that a supporting rod (2) is arranged above the base (1), the top end of the supporting rod (2) is connected with the rolling rollers (5) through a shaft, a blanking seat (3) is fixedly arranged at the upper middle position of the base (1), a belt (7) is arranged outside the rolling rollers (5), the rolling rollers (5) are connected through an intermediate fixing plate (6), an upper connecting frame (9) is fixedly arranged at the upper middle position of the intermediate fixing plate (6), a pressing device (4) is fixedly arranged at the lower middle position of the intermediate fixing plate (6), the pressing device (4) is arranged at the upper middle position of the blanking seat (3), a telescopic cylinder (10) is fixedly arranged at the upper top end of the upper connecting frame (9), and the bottom of the telescopic cylinder (10) penetrates through the upper outer wall of the upper connecting frame (9) to be connected with a connecting rod (11), and the bottom plate of the connecting rod (11) is sequentially provided with a first pressing plate (12) and a second pressing plate (13) from top to bottom, the bottom fixing block (8) is installed on the outer portion of the belt (7) in a clamping mode, the top ends of the two sides of the bottom fixing block (8) are connected with a sliding inner rod (16) through compression springs (20), the top end of the sliding inner rod (16) is clamped and arranged inside a reserved groove (19), the reserved groove (19) is embedded inside an extrusion fixing head (15), the top end of the extrusion fixing head (15) is arranged above the belt (7), a through hole (25) penetrates through the middle of the belt (7), the bottom plate of the sliding inner rod (16) is fixedly connected with a connecting wire (18), the outer portion of the connecting wire (18) is wound outside a winding drum (21), and the winding drum (21) is arranged in the middle of the bottom fixing block (8), the bottom of bobbin (21) is connected with second rotary rod (24), and second rotary rod (24) set up in the below outside of bottom fixed block (8), and the bottom coaxial coupling of second rotary rod (24) has driven conical gear (26), the meshing is connected between the right side of driven conical gear (26) and initiative conical gear (27), and the right side coaxial coupling of initiative conical gear (27) has first rotary rod (23), and the below of the outside of first rotary rod (23) through mounting (22) with belt (7) is connected, and the top fixed mounting of first rotary rod (23) has handle (17) simultaneously.

2. The agricultural and forestry waste recycling device convenient for straw conveying according to claim 1, wherein: the two sides of the blanking seat (3) are arranged in an inclined structure, rollers (14) are uniformly distributed in the inclined structures on the two sides of the blanking seat (3), and the outer portions of the rollers (14) are smooth planes.

3. The agricultural and forestry waste recycling device convenient for straw conveying according to claim 1, wherein: the pressing device (4) comprises a pressing bin (401) and a baffle (402), the two sides of the pressing bin (401) are connected with the baffle (402) through a reset rotating shaft, and a hole is formed in the position, below the surface of the baffle (402).

4. The agricultural and forestry waste recycling device convenient for straw conveying according to claim 3, wherein: the belt (7) is equidistantly provided with through holes (25), the cross sectional area of each through hole (25) is equal to that of the pressing bin (401), and the vertical central axis of the pressing bin (401) coincides with that of the second pressing plate (13).

5. The agricultural and forestry waste recycling device convenient for straw conveying according to claim 1, wherein: the bottom fixing block (8) is arranged in a U-shaped structure, and the inside of the bottom fixing block (8) is arranged in a hollow structure.

6. The agricultural and forestry waste recycling device convenient for straw conveying according to claim 3, wherein: the first pressing plate (12) and the second pressing plate (13) are coaxially arranged, the area of the first pressing plate (12) is larger than that of the second pressing plate (13), and the cross sectional area of the first pressing plate (12) is equal to that of the pressing bin (401).

7. The agricultural and forestry waste recycling device convenient for straw conveying according to claim 1, wherein: the top of the inside preformed groove (19) of the extrusion fixing head (15) and the top of the sliding inner rod (16) are connected in a clamping mode in a transition fit mode, the top end of the extrusion fixing head (15) is arranged in a trapezoidal structure, and the length of the extrusion fixing head (15) is smaller than the distance between the outer wall of the belt (7) and the through hole (25).

8. The agricultural and forestry waste recycling device convenient for straw conveying according to claim 1, wherein: the handle (17) is arranged to be biased to the outside of the belt (7).

9. The agricultural and forestry waste recycling device convenient for straw conveying according to claim 1, wherein: the connecting wire (18) is provided with 2 in the inside of bottom fixed block (8), and 2 connecting wires (18) set up from top to bottom in the top of bobbin (21), and 2 connecting wires (18) are opposite around the direction on bobbin (21).

Technical Field

The invention relates to the technical field of agricultural and forestry waste, in particular to an agricultural and forestry waste recycling device convenient for straw conveying.

Background

The agricultural and forestry wastes generally refer to straws of agricultural products of wheat, corn and rice, and people in the existing market carry out treatment work by burning the agricultural and forestry wastes, but a large amount of harmful gases are generated in the burning process to influence the environment, so that along with the continuous development of the modern society, people do not burn the straws, but carry out recovery treatment on the straws to achieve the effect of fully utilizing the straws, and in the process of carrying out recovery treatment on the wastes, a recovery treatment device is required to be used for carrying out batch treatment on the agricultural and forestry wastes, and the following problems exist in the use process of the recovery treatment device in the existing market;

1. in the process of recycling and treating wastes, the conventional recycling and treating device in the market cannot carry out conveying type recycling and often needs workers to consume labor to hold and convey the wastes into the processing device, so that the whole device consumes a large amount of labor of the workers in the using process, and the weight of the wastes is lower in the conventional conveying device, so that the wastes cannot be well conveyed in the environment with high wind power, and the recycling and treating device with the conveying device in the conventional market is limited in use;

2. traditional processing apparatus is handling the straw and is accomplishing the back, can not conveniently take out the straw after handling in the inside of device, leads to whole device at the in-process that uses, and the in-process of unloading still can consume a large amount of time of staff to carrying the in-process to the straw, can not control the volume of once only carrying, and carrying the in-process at the straw, can not fix according to the length and the kind of straw.

Therefore, an agricultural and forestry waste recycling device capable of conveniently conveying straws is provided so as to solve the problems.

Disclosure of Invention

The invention aims to provide an agricultural and forestry waste recycling device convenient for conveying straws, and aims to solve the problems that the waste recycling device with the conveying function in the market in the background art cannot well convey waste in an environment with large wind power, cannot control the one-time conveying amount, cannot be fixed according to the length and the type of the straws in the straw conveying process, and is inconvenient to take out the treated straws.

In order to achieve the purpose, the invention provides the following technical scheme: an agricultural and forestry waste recycling device convenient for conveying straws comprises a base, a supporting rod, a blanking seat, rolling rollers and a belt, wherein the supporting rod is arranged above the base, the top end of the supporting rod is connected with the rolling rollers through a shaft, the blanking seat is fixedly arranged at the middle position above the base, the belt is arranged outside the rolling rollers and is connected with the rolling rollers through a middle fixing plate, an upper connecting frame is fixedly arranged at the upper position in the middle of the middle fixing plate, a pressing device is fixedly arranged at the lower position in the middle of the middle fixing plate and is arranged at the middle position above the blanking seat, a telescopic cylinder is fixedly arranged at the top end of the upper connecting frame, the bottom of the telescopic cylinder penetrates through the upper outer wall of the upper connecting frame and is connected with a connecting rod, and a first pressing plate and a second pressing plate are sequentially arranged from top to bottom of the bottom plate of the connecting rod, the outer part of the belt is clamped with a bottom fixing block, the inner parts of the top ends of the two sides of the bottom fixing block are connected with a sliding inner rod through a compression spring, the top end of the sliding inner rod is clamped in a preformed groove which is embedded in an extrusion fixing head, the top end of the extrusion fixing head is arranged above the belt, a through hole is arranged in the middle of the belt in a penetrating manner, a connecting wire is fixedly connected to a bottom plate of the sliding inner rod, the outer part of the connecting wire is wound on the outer part of a winding drum, the winding drum is arranged in the middle of the bottom fixing block, a second rotary rod is connected to the bottom of the winding drum and arranged outside the lower part of the bottom fixing block, a driven conical gear is coaxially connected to the bottom of the second rotary rod, the right side of the driven conical gear is meshed with a driving conical gear, and the right side of the driving conical gear is coaxially, and the outside of first rotary rod is connected with the below of belt through the mounting, and the top fixed mounting of first rotary rod has the handle simultaneously.

Preferably, the two sides of the blanking seat are arranged in an inclined structure, rollers are uniformly distributed in the inclined structures on the two sides of the blanking seat, and the outer portions of the rollers are smooth planes.

Preferably, the pressing device comprises a pressing bin and a baffle, the two sides of the pressing bin are connected with the baffle through a reset rotating shaft, and a hole is formed in the position, below the surface of the baffle, of the pressing bin.

Preferably, the belt is provided with through holes at equal intervals, the cross sectional area of each through hole is equal to that of the pressing bin, and the vertical central axis of the pressing bin coincides with that of the second pressing plate.

Preferably, the bottom fixing block is arranged in a U-shaped structure, and the bottom fixing block is arranged in a hollow structure.

Preferably, the first pressing plate and the second pressing plate are coaxially arranged, the area of the first pressing plate is larger than that of the second pressing plate, and the cross sectional area of the first pressing plate is equal to that of the pressing bin.

Preferably, the inside preformed groove of extrusion fixed head is connected for transition fit's block with the top of pole in the slip, and the top of extrusion fixed head is the trapezium structure setting to the length of extrusion fixed head is less than the outer wall of belt and the distance between the perforation.

Preferably, the handle is disposed offset to the exterior of the belt.

Preferably, the connecting wires are arranged in the bottom fixing block, 2 connecting wires are arranged above the bobbin from top to bottom, and the winding directions of the 2 connecting wires on the bobbin are opposite.

Compared with the prior art, the invention has the beneficial effects that: the agricultural and forestry waste recycling and processing device convenient for straw conveying can not only carry out fixed transportation work on waste according to different types of waste without being influenced by environmental factors, but also be convenient for taking the processed straw waste after the whole device is used, so that the whole device is more convenient to operate and has less physical consumption;

1. the arrangement of the extrusion fixing heads can well fix straw wastes, the phenomenon that straws are seriously influenced by environmental factors can not occur in the process of transporting the straw wastes, the distance between every two adjacent extrusion fixing heads can be well reduced by matching the movement of the whole extrusion fixing head above the sliding inner rod, the effect of fixing the straws according to the length difference of the straws can be achieved, the application range of the whole device is wider, meanwhile, the whole sliding inner rod can well perform sliding lifting work in the bottom fixing block, the straw transportation amount can be well controlled once in the process of sliding lifting of the sliding inner rod, the flexibility of the whole device is better when the straws are transported, and therefore, the working efficiency of the whole device is indirectly higher, the method is more suitable for large-area popularization;

2. the setting of first clamp plate and second clamp plate can be fine carry out the work of extruding that corresponds to the straw according to the size of straw, the straw staff after the extrusion can be fine promotes the straw after the shaping through the outside perforation of baffle, make the straw after the shaping can be quick to leave and compress tightly the storehouse, again in the setting of the cylinder on the lower material seat, can be convenient make the straw after the shaping fall, reach the effect of transferring the straw after the shaping fast, guarantee to compress tightly the storehouse and can be quick get into next work that compresses tightly, the convenient in-process that shifts the straw after the shaping, staff's transfer work load has also been reduced, development prospect has more.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic cross-sectional view A-A of FIG. 1 according to the present invention;

FIG. 3 is a schematic side view of the connection between the belt and the bottom fixing block according to the present invention;

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

FIG. 5 is an enlarged view of the structure at b in FIG. 3 according to the present invention;

FIG. 6 is a schematic top view of the inventive belt;

fig. 7 is a schematic view of a connection structure of a first rotating rod and a second rotating rod according to the present invention.

In the figure: 1. a base; 2. a support bar; 3. a blanking seat; 4. a pressing device; 401. a compaction bin; 402. a baffle plate; 5. a rolling roller; 6. a middle fixing plate; 7. a belt; 8. a bottom fixing block; 9. an upper connecting frame; 10. a telescopic cylinder; 11. a connecting rod; 12. a first platen; 13. a second platen; 14. a drum; 15. extruding the fixed head; 16. sliding the inner rod; 17. a handle; 18. a connecting wire; 19. reserving a groove; 20. a compression spring; 21. a bobbin; 22. a fixing member; 23. a first rotating rod; 24. a second rotating rod; 25. perforating; 26. a driven bevel gear; 27. a driving bevel gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: an agricultural and forestry waste recycling device convenient for conveying straws comprises a base 1, a support rod 2, a blanking seat 3, a pressing device 4, a pressing bin 401, a baffle 402, a rolling roller 5, a middle fixing plate 6, a belt 7, a bottom fixing block 8, an upper connecting frame 9, a telescopic cylinder 10, a connecting rod 11, a first pressing plate 12, a second pressing plate 13, a roller 14, an extrusion fixing head 15, a sliding inner rod 16, a handle 17, a connecting wire 18, a preformed groove 19, a compression spring 20, a winding drum 21, a fixing part 22, a first rotating rod 23, a second rotating rod 24, a through hole 25, a driven bevel gear 26 and a driving bevel gear 27, wherein the support rod 2 is arranged above the base 1, the top end of the support rod 2 is connected with the rolling roller 5 through a shaft, the blanking seat 3 is fixedly arranged at the middle position above the base 1, the belt 7 is arranged outside the rolling roller 5, the rolling rollers 5 are connected through the middle fixing plate 6, the upper connecting frame 9 is fixedly arranged at the upper position in the middle of the middle fixing plate 6, the pressing device 4 is fixedly arranged at the lower position in the middle of the middle fixing plate 6, the pressing device 4 is arranged at the upper middle position of the blanking seat 3, the telescopic cylinder 10 is fixedly arranged at the upper top end position of the upper connecting frame 9, the bottom of the telescopic cylinder 10 penetrates through the upper outer wall of the upper connecting frame 9 and is connected with the connecting rod 11, the first pressing plate 12 and the second pressing plate 13 are sequentially arranged on the bottom plate of the connecting rod 11 from top to bottom, the bottom fixing block 8 is clamped and arranged outside the belt 7, the sliding inner rods 16 are connected to the insides of the top ends of the two sides of the bottom fixing block 8 through compression springs 20, the top ends of the sliding inner rods 16 are clamped and arranged inside the reserved grooves 19, and the, and the top end of the extrusion fixing head 15 is also arranged above the belt 7, and a through hole 25 is arranged in the middle of the belt 7 in a penetrating manner, the connecting wire 18 is fixedly connected to the bottom plate of the sliding inner rod 16, the outside of the connecting wire 18 is wound outside the bobbin 21, the bobbin 21 is arranged in the middle of the bottom fixing block 8, the bottom of the bobbin 21 is connected with a second rotating rod 24, the second rotating rod 24 is arranged outside the lower part of the bottom fixing block 8, the bottom of the second rotating rod 24 is coaxially connected with a driven bevel gear 26, the right side of the driven bevel gear 26 is in meshing connection with a driving bevel gear 27, the right side of the driving bevel gear 27 is coaxially connected with a first rotating rod 23, the outside of the first rotating rod 23 is connected with the lower part of the belt 7 through a fixing piece 22, and meanwhile, a handle 17 is fixedly arranged at the top.

The both sides of unloading seat 3 are the slope column structure setting, and the even distribution in inside of the slope column structure of unloading seat 3 both sides has cylinder 14 to cylinder 14's outside is smooth plane, conveniently assists fashioned straw to carry out unloading work under cylinder 14's effect, reduces the manual time that will shape straw shifts out compressing tightly the inside of storehouse 401.

Closing device 4 is including compressing tightly storehouse 401 and baffle 402, and the both sides that compress tightly storehouse 401 all are connected with baffle 402 through the pivot that resets to the surperficial below position of baffle 402 is provided with the hole, and the straw after the convenient through hole to inside shaping promotes, conveniently makes the straw after the shaping release compress tightly storehouse 401.

Equidistant perforation 25 that is provided with on the belt 7, and the cross-sectional area of perforation 25 equals with the cross-sectional area that compresses tightly on the storehouse 401 to the vertical axis that compresses tightly storehouse 401 coincides mutually with the vertical axis of second clamp plate 13, makes the straw fall to the inside that compresses tightly storehouse 401 under perforation 25's effect and compresses tightly the work conveniently.

The bottom fixing block 8 is arranged in a U-shaped structure, and the inside of the bottom fixing block 8 is arranged in a hollow structure.

First clamp plate 12 and second clamp plate 13 set up coaxially, and the area of first clamp plate 12 is greater than the area of second clamp plate 13 to the cross-sectional area of first clamp plate 12 equals with the cross-sectional area that compresses tightly storehouse 401, conveniently carries out thorough promotion to the straw under the effect of first clamp plate 12 and second clamp plate 13 and enters into the inside that compresses tightly storehouse 401 and compresses tightly the work.

The inside preformed groove 19 of extrusion fixed head 15 is connected for transition fit's block with the top of pole 16 in the slip, and the top of extrusion fixed head 15 sets up for trapezium structure to the length of extrusion fixed head 15 is less than the outer wall of belt 7 and perforates the distance between 25, conveniently adjusts the horizontal position of extrusion fixed head 15, reaches the effect of fixing the straw of different length.

The handle 17 is arranged to be biased to the outside of the belt 7, facilitating adjustment work on the outside of the belt 7.

Connecting wire 18 is provided with 2 in the inside of bottom fixed block 8, and 2 connecting wires 18 set up from top to bottom in the top of bobbin 21 to 2 connecting wires 18 are opposite around rolling up the direction on bobbin 21, conveniently control 2 slide interior poles 16 on the bottom fixed block 8 and reciprocate the work simultaneously under the effect of connecting wire 18, reach the effect of adjusting the vertical height of extrusion fixed head 15.

The working principle of the embodiment is as follows: when the agricultural and forestry waste recycling device convenient for straw conveying is used, firstly, the whole device is placed at a proper position under the action of the bottom base 1, then, the whole device can be used, in the using process, firstly, the straw needs to be transported, before the transporting process, firstly, the adjustment work in the previous stage needs to be carried out, as shown in figure 3, firstly, the extrusion fixing head 15 needs to be slid to enable the extrusion fixing head 15 to move above the sliding inner rod 16, after the extrusion fixing head 15 slides to a proper position, the height of the extrusion fixing head 15 needs to be adjusted, in the adjusting process, as shown in figures 3-7, a worker needs to rotate the handle 17 to enable the handle 17 to drive the first rotating rod 23 at the top end of the handle 17 to rotate, in the process of rotating the first rotating rod 23, the driving bevel gear 27 is driven to rotate, in the process of rotating the driving bevel gear 27, the driven bevel gear 26 above the driving bevel gear 27 is driven to rotate, in the process of rotating the driven bevel gear 26, the second rotating rod 24 above the driving bevel gear is driven to rotate, in the process of rotating the second rotating rod 24, the winding drum 21 is driven to rotate, in the process of rotating the winding drum 21, the 2 connecting wires 18 are wound and unwound, in the process of winding the connecting wires 18, the top end of the connecting wires drives the sliding inner rod 16 to descend inside the bottom fixing block 8, in the process of descending the bottom fixing block 8, the extrusion fixing head 15 is driven to descend, and in the process of unwinding the connecting wires 18, the sliding inner rod 16 is reset under the action of an external torsion spring to ascend, therefore, the effect of driving the extrusion fixing head 15 to rise can be achieved, through the operation, the distance between the extrusion fixing head 15 and the belt 7 is adjusted, the effect of controlling the volume of the straws transported at a single time is achieved, then, the whole device can be used, according to the illustration in fig. 1, 3-5 and 7, firstly, the motor outside the rolling roller 5 needs to be started, the external motor drives the rolling roller 5 to rotate, the belt 7 is driven to move in the process of rotating the rolling roller 5, the straws can be transported in the process of moving the belt 7, in the process of transporting, a worker horizontally places the straws at the position above the belt 7, then the top ends of the two sides are placed at the bottom of the extrusion fixing head 15, and the work is repeated, the straws are continuously accumulated, after the straws below the extrusion fixing head 15 reach a certain degree, the belt 7 moves to drive the bottom fixing block 8 above which the straws are placed to move, then, another extrusion fixing head 15 on the belt 7 can move to the side of a worker to place the straws again, the above work is repeated, when the belt 7 moves to drive one extrusion fixing head 15 and the straws above the extrusion fixing head to reach the position right above the pressing device 4, the telescopic cylinder 10 is started to enable the telescopic cylinder 10 to drive the first pressing plate 12 and the second pressing plate 13 at the bottom of the telescopic cylinder to descend, in the descending process of the first pressing plate 12 and the second pressing plate 13, the straws on the extrusion fixing head 15 can be pushed, then the two sides of the straws are separated from the bottom of the extrusion fixing head 15, therefore, the straws are placed into the internal pressing bin 401 of the pressing device 4 under the action of the first pressing plate 12 and the second pressing plate 13, the telescopic cylinder 10 descends continuously again, so that the straw can be well extruded, after partial extrusion is completed, the first pressing plate 12 and the second pressing plate 13 ascend again under the action of the telescopic cylinder 10, then the belt 7 continues to drive the other extrusion fixing head 15 and the straw above the extrusion fixing head to reach the position right above the pressing device 4, the operation is repeated, the other extrusion fixing head 15 and the straw above the other extrusion fixing head are continuously pushed into the pressing device 4 by the first pressing plate 12 and the second pressing plate 13 to be extruded, and therefore the pressing operation of straw transportation can be completed continuously;

after the inside straw of whole closing device 4 reachs a certain amount, the staff only need be under the auxiliary action of external instrument, make external instrument pass the hole on the baffle 402, the straw after compressing tightly the shaping inside the storehouse 401 promotes, make the straw after the shaping promote the baffle 402 of opposite side, make the straw slope after the shaping fall down to the both sides of blanking seat 3, the roll work of cooperation cylinder 14, alright with the straw that makes after the shaping quick with compress tightly storehouse 401 separation, afterwards, whole storehouse 401 that compresses tightly just can continue to compress tightly the work, and the staff just also can handle the fashioned straw after releasing, thereby accomplish a series of work.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.