阅读说明：本技术 一种用于风力发电的采用脉宽检测技术的发电装置 (Power generation device for wind power generation and adopting pulse width detection technology ) 是由 不公告发明人 于 2018-01-16 设计创作，主要内容包括：本发明公开了一种用于风力发电的采用脉宽检测技术的发电装置,其结构包括旋转支架、旋转叶、连接柱、支撑底座、升降调整装置、固定支架、旋转轴、固定圆环,所述的旋转支架的一端通过嵌入方式安装于旋转叶的内部,所述的旋转支架的另一端与固定圆环的外表面相焊接,所述的连接柱的底端与升降调整装置的顶端相连接,本发明一种用于风力发电的采用脉宽检测技术的新型发电装置,通过高速旋转发电装置的高速转化来使发电效率更高,通过控制制动装置来控制传动机构的运作,在链条机构与固定装置的配合下,实现装置的升降,使得在不同的风力下,装置能够有效并安全的进行发电,提高装置的适用性。(The invention discloses a generating set for wind power generation by adopting a pulse width detection technology, which structurally comprises a rotary bracket, a rotary blade, a connecting column, a supporting base, a lifting adjusting device, a fixed bracket, a rotary shaft and a fixed ring, wherein one end of the rotary bracket is arranged inside the rotary blade in an embedding mode, the other end of the rotary bracket is welded with the outer surface of the fixed ring, and the bottom end of the connecting column is connected with the top end of the lifting adjusting device. The applicability of the device is improved.)

1. The utility model provides an adopt power generation facility of pulse width detection technique for wind power generation, its structure includes runing rest (1), rotating vane (2), spliced pole (3), supports base (4), lift adjusting device (5), fixed bolster (6), rotation axis (7), retaining ring (8), its characterized in that:

one end of the rotating bracket (1) is installed inside the rotating blade (2) in an embedded mode, the other end of the rotating bracket (1) is welded with the outer surface of the fixed circular ring (8), the bottom end of the connecting column (3) is connected with the top end of the lifting adjusting device (5), a rotating shaft (7) is installed at the top end of the connecting column (3), the inner surface of the supporting base (4) is welded with the side surface of the fixed bracket (6), one end of the fixed bracket (6) is connected with the lifting adjusting device (5), the outer surface of the rotating shaft (7) is welded with the inner surface of the fixed circular ring (8), and the bottom end of the rotating shaft (7) is embedded into the lifting adjusting device (5);

the lifting adjusting device (5) comprises a high-speed rotating power generation device (501), a chain mechanism (502), a fixing device (503), a transmission mechanism (504), a control braking device (505) and a shell (506), wherein the bottom end of the rotating shaft (7) is installed on the high-speed rotating power generation device (501) in an embedding mode, the chain mechanism (502) is arranged inside the shell (506), the transmission mechanism (504) is installed inside the shell (506), the lower surface of the connecting column (3) is welded with the upper surface of the shell (506), the chain mechanism (502) is connected with the transmission mechanism (504) in a matched mode through sawteeth, the transmission mechanism (504) is connected with the control braking device (505) through threads, the top end of the fixing device (503) is installed inside the shell (506) in an embedding mode, and the chain mechanism (502) is arranged inside the shell (506), two ends of the fixing device (503) are arranged on the chain mechanism (502) in an embedding way;

the control brake device (505) comprises a brake gear (5051), a motor rotating shaft (5052), a connecting ring (5053), a motor junction box (5054), a motor fixing plate (5055), a motor (5056), a motor housing (5057), a motor lead (5058), a control panel (5059) and a control button (50510);

the top end of the motor rotating shaft (5052) is installed on the brake gear (5051), the bottom end of the motor rotating shaft (5052) is installed inside the motor (5056) in an embedding mode, a motor junction box (5054) is arranged on the front surface of the motor (5056), the motor rotating shaft (5052) is installed on the connecting ring (5053) in an embedding mode, the lower surface of the connecting ring (5053) is tightly attached to the upper surface of the motor (5056), the right side surface of the motor fixing plate (5055) is fixedly connected with the left side surface of the motor (5056), a motor cover (5057) is installed at the bottom end of the motor (5056), one end of a motor lead (5058) is installed inside the motor junction box (5054) in an embedding mode, one end of the motor lead (5058) is electrically connected with the control panel (5059), and a control button (50510) is arranged on the control panel (5059), the left side surface of the control panel (5059) is fixedly connected with the right side surface of the shell (506).

2. A power plant for wind power generation using pulse width detection technology according to claim 1, characterized in that: the transmission mechanism (504) comprises a second gear (5041), a second fixed shaft (5042), a transmission belt (5043), a third gear (5044), a third fixed shaft (5045), a rotating gear (5046) and a worm (5047), wherein the inner surface of the second gear (5041) is mechanically connected with the outer surface of the second fixed shaft (5042), the transmission belt (5043) is arranged on the fixed shaft (5042), the second gear (5041) is meshed with a gap inside an inner chain plate (5023) through sawteeth, the third gear (5044) is nested with the third fixed shaft (5045), the third gear (5044) is meshed with the rotating gear (5046) through sawteeth, one end of the worm (5047) is installed on the rotating gear (5046) through embedding, and the worm (5047) is connected with the braking gear (5051) through threads.

Technical Field

The invention relates to a power generation device for wind power generation by adopting a pulse width detection technology, belonging to the technical field of novel power generation devices.

Background

With the continuous development of scientific technology and the rapid progress of society, the demand of human beings for clean energy is larger and larger, so that various devices for generating electricity by utilizing natural clean energy are more and more, and a solar power generation device, a wind power generation device and the like are common. The principle of wind power generation is as follows: firstly, wind energy is converted into mechanical energy, and then the mechanical energy is converted into electric energy.

However, in the prior art, the fan blades can only be rotated to generate electricity through the height of the fixed shaft, under the fixed condition, the environment wind power condition cannot be well adjusted, when the fixed shaft is too low, the generated energy is insufficient due to too low rotating blades when the wind power is small, and when the fixed shaft is too high, the device is easily damaged due to too large wind power.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a novel power generation device for wind power generation by adopting a pulse width detection technology, and solves the problems that in the prior art, a fan blade can only be rotated by the height of a fixed shaft to generate power, under the fixed condition, the environment wind power condition can not be well adjusted, when the fixed height is too low, the generated energy is insufficient due to too low rotating blade when the wind power is small, and when the fixed height is too high, the device is easily damaged due to too large wind power.

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a novel power generation facility that adopts pulse width detection technique for wind power generation, its structure includes runing rest, revolving leaf, spliced pole, supports base, lift adjusting device, fixed bolster, rotation axis, fixed ring, the one end of runing rest install in the inside of revolving leaf through the embedding mode, the other end of runing rest and the surface of fixed ring weld mutually, the bottom of spliced pole be connected with lift adjusting device's top, the top of spliced pole install the rotation axis, the internal surface of support base weld with the side of fixed bolster mutually, the one end of fixed bolster be connected with lift adjusting device, the surface of rotation axis weld with the internal surface of fixed ring mutually, the bottom of rotation axis imbed in lift adjusting device's inside, lift adjusting device include high-speed rotatory power generation facility, the lift adjusting device, Chain mechanism, fixing device, drive mechanism, control arresting gear, casing, the bottom of rotation axis install on high-speed rotatory power generation facility through the embedding mode, the inside of casing be equipped with chain mechanism, drive mechanism install in the inside of casing, the lower surface of spliced pole weld with the upper surface of casing mutually, chain mechanism be connected with drive mechanism cooperation through the sawtooth, drive mechanism be connected with control arresting gear through the screw thread, fixing device's top install in the inside of casing through the embedding mode, the inside of casing be equipped with chain mechanism, fixing device's both ends install on chain mechanism through the embedding mode.

Further, the high-speed rotating power generation device comprises a bearing inner ring, an end cover, a rotor, a permanent magnet, a micro-processing circuit board, a lead, a collecting ring, a stator winding, a bearing seat and a spherical roller.

Furthermore, the right side surface of the bearing inner ring at the left end is tightly attached to the rotating shaft, the right side surface of the bearing inner ring at the left end is connected with the spherical roller, the top end of the rotor is installed on the end cover in an embedding manner, the right side surface of the rotor at the left end is connected with the left side surface of the spherical roller in a matching manner, the lower surface of the permanent magnet is bonded with the upper surface of the stator, the microprocessing circuit board is electrically connected with one end of a lead, the microprocessing circuit board is installed in the shell in an embedding manner, one end of the lead is installed on a collecting ring, the lower surface of the permanent magnet is bonded with the upper surface of the stator winding, the lower surface of the stator winding is bonded with the upper surface of the collecting ring, the collecting ring is installed on the lower surface of the stator, the bearing seat is installed in the shell, and the left side surface of the bearing seat at the right end is connected with, the stator winding is arranged on the stator in an embedding mode, and the micro-processing circuit board is connected with the collecting ring through a conducting wire.

Further, chain mechanism include first fixed axle, outer link joint, inner link joint, round pin axle sleeve, a gear, the surface of first fixed axle closely laminate with the internal surface of a gear, the surface of round pin axle sleeve and the internal surface fixed connection of inner link joint, round pin axle sleeve install in the both ends of outer link joint through the embedding mode, the rear surface of outer link joint laminate with the positive surface of inner link joint mutually, a gear agree with through the clearance of sawtooth and inner link joint inside mutually, the mount install on two outer link joints, the both ends of first fixed axle install in the inside of casing, the inside of casing be equipped with a gear.

Further, the fixing device comprises a fixing column, a lifting column, a bottom plate and a fixing frame, the left end of the fixing column is fixedly connected with the right side face of the fixing frame at the left end, one end of the fixing column at the left end is installed in the bottom plate in an embedded mode, the upper surface of the bottom plate is connected with the lower surface of the lifting column, the bottom end of the lifting column is installed in the shell, and the bottom plate is arranged in the shell.

Furthermore, the transmission mechanism comprises a second gear, a second fixing shaft, a transmission belt, a third gear, a third fixing shaft, a rotating gear and a worm, wherein the inner surface of the second gear is mechanically connected with the outer surface of the second fixing shaft, the fixing shaft is provided with the transmission belt, the second gear is meshed with a gap inside the inner chain plate through sawteeth, the third gear is nested with the third fixing shaft, the third gear is meshed with the rotating gear through the sawteeth, one end of the worm is installed on the rotating gear in an embedded mode, and the worm is connected with the braking gear through threads.

Furthermore, the control brake device comprises a brake gear, a motor rotating shaft, a connecting ring, a motor junction box, a motor fixing plate, a motor cover shell, a motor wire, a control panel and a control button.

Further, the top of motor shaft install on brake gear, motor shaft's bottom install in the inside of motor through the embedding mode, the positive surface of motor on be equipped with the motor terminal box, motor shaft install on the go-between through the embedding mode, the lower surface of go-between closely laminate with the upper surface of motor, the right flank of motor fixed plate and the left surface fixed connection of motor, the bottom of motor install the motor housing, the one end of motor wire install in the inside of motor terminal box through the embedding mode, the one end and the control panel electric connection of motor wire, control panel on be equipped with control button, control panel's the right flank of left surface and casing fixed connection.

Advantageous effects

The invention relates to a novel power generation device for wind power generation by adopting a pulse width detection technology, which can be adjusted by a lifting adjusting device when a base is supported and the device is fixed, because a rotating blade and a fixed ring welded with the rotating blade start to rotate under the action of wind power, a bearing inner ring tightly attached with the rotating shaft starts to rotate through the transmission action of the rotating shaft to drive a spherical roller to rotate at a high speed so as to drive a rotor to rotate, the rotor performs cutting motion in a magnetic field under the action of a magnetic field of a stator, a permanent magnet and a stator winding, so that a collecting ring starts to generate induced current, the collecting ring is connected with a microprocessing circuit board through a wire, the microprocessing circuit board adjusts voltage and frequency through pulse width detection, the voltage and the frequency enter an electric box from the wire in a fixed support for storage, and the height of the device can be adjusted according to the size of the wind power environment in the process, when wind power is small, the state of a motor junction box is controlled through a control button on a control panel, so that the state of a motor is further controlled, a motor rotating shaft is driven to rotate through the rotation of the motor, a brake gear arranged on the motor rotating shaft starts to rotate to drive a worm matched with the brake gear, a rotating gear fixedly connected with the top end of the worm also starts to rotate, a third gear starts to work under the action of the rotating gear, a transmission belt arranged on a third fixed shaft is driven, a second fixed shaft matched with the transmission belt also starts to rotate, so that a second gear starts to rotate, a gap between an inner chain plate and a pin shaft sleeve is meshed with sawteeth on the second gear, the whole chain mechanism starts to transmit, at the moment, a fixed frame fixedly arranged on an outer chain starts to ascend, and a fixed column fixedly connected with the fixed frame and a bottom plate also start to ascend, the novel power generation device for wind power generation and adopting the pulse width detection technology has the advantages that the power generation efficiency is higher through high-speed conversion of the high-speed rotating power generation device, the operation of the transmission mechanism is controlled through the control brake device, and the lifting of the device is realized under the matching of the chain mechanism and the fixing device, so that the device can generate power effectively and safely under different wind powers, and the applicability of the device is improved.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural diagram of a novel power generation device using pulse width detection technology for wind power generation according to the present invention;

FIG. 2 is a schematic view of an internal structure of a lift adjustment device according to the present invention;

FIG. 3 is an enlarged top view of FIG. 2;

FIG. 4 is an enlarged view of the lower portion of FIG. 2;

fig. 5 is an enlarged view of a portion of the device of fig. 2 raised.

In the figure: a rotating bracket-1, a rotating blade-2, a connecting column-3, a supporting base-4, a lifting adjusting device-5, a fixed bracket-6, a rotating shaft-7, a fixed ring-8, a high-speed rotating power generation device-501, a chain mechanism-502, a fixing device-503, a transmission mechanism-504, a control braking device-505, a shell-506, a bearing inner ring-5011, an end cover-5012, a rotor-5013, a permanent magnet-5014, a micro-processing circuit board-5015, a lead-5016, a collecting ring-5017, a stator-5018, a stator winding-5019, a bearing seat-50110, a spherical roller-50111, a first fixed shaft-5021, an outer chain plate-5022, an inner chain plate-5023, a pin bushing-5024, a first gear-5025, Fixed column-5031, lifting column-5032, bottom plate-5033, fixed frame-5034, second gear-5041, second fixed shaft-5042, driving belt-5043, third gear-5044, third fixed shaft-5045, rotating gear-5046, worm-5047, brake gear-5051, motor rotating shaft-5052, connecting ring-5053, motor junction box-5054, motor fixing plate-5055, motor-5056, motor housing-5057, motor lead-5058, control panel-5059 and control button-50510.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

Referring to fig. 1 to 5, the present invention provides a novel power generation apparatus for wind power generation using a pulse width detection technique, which comprises: the structure of the lifting adjusting device comprises a rotating bracket 1, a rotating blade 2, a connecting column 3, a supporting base 4, a lifting adjusting device 5, a fixing bracket 6, a rotating shaft 7 and a fixing ring 8, wherein one end of the rotating bracket 1 is installed in the rotating blade 2 in an embedding mode, the other end of the rotating bracket 1 is welded with the outer surface of the fixing ring 8, the bottom end of the connecting column 3 is connected with the top end of the lifting adjusting device 5, the rotating shaft 7 is installed at the top end of the connecting column 3, the inner surface of the supporting base 4 is welded with the side surface of the fixing bracket 6, one end of the fixing bracket 6 is connected with the lifting adjusting device 5, the outer surface of the rotating shaft 7 is welded with the inner surface of the fixing ring 8, the bottom end of the rotating shaft 7 is embedded in the lifting adjusting device 5, and the lifting adjusting device 5 comprises a high-speed rotating power generation device 501, The chain mechanism 502, the fixing device 503, the transmission mechanism 504, the control brake device 505 and the housing 506, the bottom end of the rotating shaft 7 is installed on the high-speed rotating power generation device 501 in an embedding manner, the chain mechanism 502 is arranged in the housing 506, the transmission mechanism 504 is installed in the housing 506, the lower surface of the connecting column 3 is welded with the upper surface of the housing 506, the chain mechanism 502 is connected with the transmission mechanism 504 in a matched manner through saw teeth, the transmission mechanism 504 is connected with the control brake device 505 through threads, the top end of the fixing device 503 is installed in the housing 506 in an embedding manner, the chain mechanism 502 is arranged in the housing 506, two ends of the fixing device 503 are installed on the chain mechanism 502 in an embedding manner, and the high-speed rotating power generation device 501 comprises a bearing inner ring 5011, an end cover 5012, a shell 506, The rotor 5013, the permanent magnet 5014, the micro-processing circuit board 5015, the lead 5016, the collecting ring 5017, the stator 5018, the stator winding 5019, the bearing seat 50110 and the spherical roller 50111, wherein the right side surface of the bearing inner ring 5011 at the left end is tightly attached to the rotating shaft 7, the right side surface of the bearing inner ring 5011 at the left end is connected to the spherical roller 50111, the top end of the rotor 5013 is installed on the end cover 5012 in an embedding manner, the right side surface of the rotor 5013 at the left end is connected to the left side surface of the spherical roller 50111 in a matching manner, the lower surface of the permanent magnet 5014 is adhered to the upper surface of the stator 5018, the micro-processing circuit board 5015 is electrically connected to one end of the lead 5016, the micro-processing circuit board 5015 is installed inside the housing 506 in an embedding manner, one end of the lead 5016 is installed on the collecting ring 5017, the lower surface of the permanent magnet 5014 is attached to the, the lower surface of the stator winding 5019 is bonded with the upper surface of a slip ring 5017, the lower surface of the stator 5018 is provided with the slip ring 5017, the bearing block 50110 is arranged inside the housing 506, the left side surface of the bearing block 50110 at the right end is connected with the right side surface of an end cover 5012, the stator winding 5019 is arranged on the stator 5018 in an embedded mode, the micro-processing circuit board 5015 is connected with the slip ring 5017 through a conducting wire 5016, the chain mechanism 502 comprises a first fixing shaft 5021, an outer chain plate 5022, an inner chain plate 5023, a pin sleeve 5024 and a first gear 5025, the outer surface of the first fixing shaft 5021 is tightly attached to the inner surface of the first gear 5025, the outer surface of the pin sleeve 5024 is fixedly connected with the inner surface of the inner chain plate 5023, the pin sleeve 5024 is arranged at two ends of the outer chain plate 5022 in an embedded mode, the rear surface of the outer chain sleeve 5022 is attached to the front surface of the inner chain plate 5023, the first gear 5025 is engaged with a gap inside the inner chain plate 5023 through a saw tooth, the fixing frame 5034 is installed on two outer chain plates 5022, two ends of the first fixing shaft 5021 are installed inside the housing 506, the first gear 5025 is arranged inside the housing 506, the fixing device 503 comprises a fixing column 5031, a lifting column 5032, a bottom plate 5033 and a fixing frame 5034, the left side surface of the fixing column 5031 at the left end is fixedly connected with the right side surface of the fixing frame 5034 at the left end, one end of the fixing column 5031 at the left end is installed inside the bottom plate 5033 in an embedded mode, the upper surface of the bottom plate 5033 is connected with the lower surface of the lifting column 5032, the bottom end of the lifting column 5032 is installed inside the housing 506, the bottom plate 5033 is arranged inside the housing 506, the transmission mechanism 504 comprises a second gear 5041, a second fixing shaft 5042, a transmission belt 5043, a third gear 5044, a transmission belt 5034 and a third gear 504, A third fixed shaft 5045, a rotating gear 5046 and a worm 5047, wherein the inner surface of the second gear 5041 is mechanically connected with the outer surface of the second fixed shaft 5042, the fixed shaft 5042 is provided with a transmission belt 5043, the second gear 5041 is meshed with a gap inside an inner chain plate 5023 through sawteeth, the third gear 5044 is nested with the third fixed shaft 5045, the third gear 5044 is meshed with the rotating gear 5046 through sawteeth, one end of the worm 5047 is embedded on the rotating gear 5046, the worm 5047 is connected with a brake gear 5051 through threads, the control brake device 505 comprises a brake gear 5051, a motor rotating shaft 5052, a connecting ring 5053, a motor junction box 5054, a motor fixing plate 5055, a motor 5056, a motor housing 5057, a motor lead 5058, a control panel 5059 and a control button 50510, the top end of the motor rotating shaft 5052 is installed on the brake gear 5051, the bottom end of the motor rotating shaft 5052 is installed inside the motor 5056 in an embedded mode, a motor junction box 5054 is arranged on the front surface of the motor 5056, the motor rotating shaft 5052 is installed on the connecting ring 5053 in an embedded mode, the lower surface of the connecting ring 5053 is tightly attached to the upper surface of the motor 5056, the right side surface of the motor fixing plate 5055 is fixedly connected with the left side surface of the motor 5056, a motor cover 5057 is installed at the bottom end of the motor 5056, one end of a motor lead 5058 is installed inside the motor junction box 5054 in an embedded mode, one end of the motor lead 5058 is electrically connected with a control panel 5059, a control button 50510 is arranged on the control panel 5059, and the left side surface of the control panel 5059 is fixedly connected with the right side surface of the shell 506.

The motor is an electromagnetic device which realizes the conversion or transmission of electric energy according to the law of electromagnetic induction, the motor is expressed by letter M in a circuit and mainly used for generating driving torque to be used as a power source of electric appliances or various machines, the generator is expressed by letter G in the circuit and mainly used for converting the electric energy into mechanical energy.

When the device is fixed on the supporting base 4 in use, the height of the device can be adjusted through the lifting adjusting device 5, as the rotating blade 2 starts to rotate under the action of wind power, the fixed circular ring 8 welded with the rotating blade 2 also starts to rotate, the bearing inner ring 5011 tightly attached to the rotating shaft 7 starts to rotate through the transmission action of the rotating shaft 7, the spherical roller 50111 is driven to rotate at high speed, so as to drive the rotor 5013 to rotate, the rotor 5013 performs cutting motion in the magnetic field under the action of the magnetic field of the stator 5018, the permanent magnet 5014 and the stator winding 5019, so that the collecting ring 5017 starts to generate induced current, the micro-processing circuit board 5015 is connected with the conducting wire 5016 through the conducting wire 5016, the micro-processing circuit board 5015 adjusts the voltage and the frequency through pulse width detection, and the conducting wire in the fixed bracket 6 enters the electric box for storage, in the process, the height of the device can be adjusted according, in wind power hours, the state of the motor terminal box 5054 is controlled by a control button 50510 on a control panel 5059, so that the state of the motor 5056 is further controlled, the rotation of the motor rotating shaft 5052 is driven by the rotation of the motor 5056, the brake gear 5051 arranged on the motor rotating shaft 5052 starts to rotate, the worm 5047 matched with the brake gear is driven to rotate, the rotating gear 5046 fixedly connected with the top end of the worm 5047 also starts to rotate, under the action of the rotating gear 5046, the third gear 5044 starts to work, the transmission belt 5043 arranged on the third fixed shaft 5045 is driven, the second fixed shaft 5042 matched with the transmission belt 5043 also starts to rotate, the second gear 5041 starts to rotate, a gap between the inner chain plate 5023 and the pin bushing 5024 is meshed with the saw teeth on the second gear 5041, the whole chain mechanism 502 starts to transmit, at the moment, the fixed frame 5034 fixed on the outer chain 5022 starts to ascend, the fixed column 5031 fixedly connected with the fixed frame 5034 and the bottom plate 5033 start to ascend, the high-speed rotating power generation device 501 starts to ascend through the top end of the ascending and descending column 50323, finally the whole device ascends, the rotating blade 2 is subjected to larger wind power due to the ascending height, power generation is facilitated, and when the wind power is too large, the control button 50510 controls the reverse rotation of the motor 5056 to descend and protect the device.

The invention solves the problems that the prior art can only rotate fan blades to generate electricity through the height of a fixed shaft, the environment wind power condition can not be well adjusted under the fixed condition, the generated energy is insufficient due to too low rotating blades when the wind power is small due to too low fixed position, and the device is easy to damage when the wind power is too large due to too high fixed position.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.