TW581736B - Vehicle with auxiliary power - Google Patents

Abstract

To easily attach a rotor position detecting means to enhance assemblage, and to easily position the position detecting means to arrange in an accurate position. This vehicle is provided with a manpower-driving part for driving wheels by manpower, and an electromotive part 30 for driving the wheels by a motor 40 capable of detecting magnetic pole positions of a rotor 42 to control a rotational magnetic field of a stator 41, a substrate case 32 for arranging a control substrate 33 is attached to an inside of a lid part 31b of a casing 31 for covering the motor 40, and the position detecting means (hall element 49) for detecting the magnetic pole positions of the rotor 42 is provided in a face, of the case 32, opposed to the rotor 42.

Description

581736

[Technical field to which the invention belongs] The present invention relates to an assisted vehicle such as a motor-assisted bicycle, and more particularly to a motor thereof. Power [Knowledgeable technology] This type of vehicle with auxiliary power has an electric auxiliary self-disclosed disclosed in Japanese Patent Application Laid-Open No. 2000-105155 (g〇il 3/14) —

In the aforementioned electric assist bicycle, a fixed cover fixed to the axle is arranged in the cover 2 constituting the rear wheel hub, and a DC brushless motor is also installed therein. The position detection of the magnetic pole position of the rotor is mounted on the inner wall of the fixed cover, and the control substrate is arranged outside the fixed cover. Further, the aforementioned patent publication discloses an embodiment in which a control panel is mounted on a cover portion of a fixed cover. [Problem to be solved by the invention] It can be contained in the content of the aforementioned patent publication. After the motor is assembled in the fixed cover, the position detection sensor must be installed on the fixed cover opposite to the rotor. The inside of the cover is very inconvenient to assemble, and the installation error is prone to occur due to difficult positioning, and the user may not be able to detect the position correctly. In addition, when the control board mounting portion is mounted, the cover portion is generally mounted on the board and the lead is connected to the motor winding. When the cover is fixed, there is a problem that the slack leads interfere with each other. Before the cover is fixed, the base must be controlled. Therefore, once the cover is fixed to the cover, the rotating rotor and

The object of the present invention is to provide a vehicle with power assistance.

581736 Position detection device can be easily installed ’The position detection device's positioning also becomes accurate. For a vehicle with power assistance, the wiring of the board will not be reversed. (2) The surface of the invention (2), the convenience of the rotor is enough to be placed in the front and back, and it is connected to the motor winding image, which can [solve the problem in order to achieve After being driven by manpower, it is characterized by the surface of the control substrate, which is composed of this element, and inside the cover part, which is installed in the aforementioned base, and electric: at the same time as the control, The method of winding the package and simply wiring the control wire and the control base] to form the wheels of the previous head; and the magnetic rotation of the child: the characteristics of the invention of the rotor are detected on the basis of the configuration of the horse. The special aspect of the invention. Features of the invention The present invention includes a driving part, and the base plate is arranged on a board including a cover-made substrate. The present invention includes: an electric driving part, a cover inner plate box for protecting the cover by a motor controlled by the detection field, and the substrate box The position of the magnetic pole position lies in that the aforementioned position inspection lies in that the aforementioned substrate lies in: the aforementioned position inspection • human power driving unit, which drives the connection portion of the protective cover covering the motor behind the protective cover by a motor. It is easy to raise the assembly, so it can be characterized in that the human interference driving unit drives the aforementioned wheels by the magnetic pole position of the rotor, and the aforementioned relative detection device for the rotor is installed on the side. The exit device is positioned and installed by the cavity box system. The exit device is positioned and installed by a human driven wheel. The wheel is characterized in that it is connected to the inside of the cover.

7063-4556-PF; ahddub.ptd $ 5 page 581736 V. Description of the invention (3) Heart hole The Hi feature is that the aforementioned connecting portion has a lead-out hole formed on the aforementioned lid portion, since! ! The motor's winding terminals are exposed to the outside of the cover; and to the side. The wiring terminals from the control board are led out of the cover. [Implementation Mode of the Invention] In the following, an embodiment of the present invention will be described using an electric assist bicycle as an example. "The first explanation of the overall structure of the electric assist bicycle according to Figure 14 Ϊ 辅助 Assist bicycle, the main frame 4 is connected to the front part to connect to the rotation of the seat 2 on the seat 2 3; And by human production. The plate 5 is installed on the main frame 4 and the seat tube portion; 3 is connected to the head tube portion, and the handles 6 are connected to the two ends, and the front wheel 7 is determined by the operation of a j. . Moreover, only the rim 8 and the tire 9 of the pinion 7 are shown in the figure, and the illustration of the spokes is omitted. Also, a women's clothing is provided with a battery U as a power source of a motor and the like described below under the load basket in front of the head tube portion 1. This battery uses a 24 volt nickel-cadmium battery. The aforementioned battery 1 is stored in the battery box, but it can also be taken out; when charging, it can be taken out and charged indoors. A sprocket 12 ′ is mounted on the pedal 5 to rotate with the pedal 5. A chain 13 is hung on the previous sprocket 12, and the rotation of the front sprocket 12 is transmitted to the rear wheel through the chain 13. 1 4 of the rear sprocket on the axle not shown.

7063-4556-PF; ahddub.ptd Page 6 581736 V. Description of the invention (4) As the driving wheel, the rear wheel 14 is composed of: tire 15; wheel frame 16 and spokes (not shown); and driving unit 17, The rear wheel 14 is driven. As will be described later, the driving section 17 has a control circuit and the like incorporated therein, and the control circuit is composed of: a torque detecting section (torque sensor) that detects the human torque transmitted through the key ^; The electric drive unit is composed of a motor and a reduction mechanism, and a microprocessor, which inputs the detection value of the torque detection unit and outputs a drive signal to the motor and the like. At the same time, it is installed on the handle by operation A brake lever 18 of 6 is used to brake the rear wheel 14 and is mounted on the driving portion 17.

As mentioned above, the aforementioned rear wheel 14 is composed of: a human power driving unit, consisting of a pedal 5, a different sprocket 1, 2, a chain 1, 3, a rear sprocket, and a transmission, and an electric driving unit, including a motor and a reduction mechanism. It is also possible to use these two driving units in combination with other driving units. Next, the electric auxiliary driving unit 17 will be described in detail with reference to FIG.订 定 早 义 'is provided on the axle 20 of the rear wheel 14 and a part of the longitudinal direction of the rear wheel 14 is provided with a built-in transmission 21 similar to that of the bicycle. This transmission 2 丨 has a one-way clutch (not shown) (Shown) and connected to the rear sprocket 22, the one-way rotation of the pedal 5 described above, when the pedal 5 is reversed, the power of the transmission 21 is cut off. It is transported to the built-in transmission 21, and is covered by a rotating cover 23 which constitutes a hub with the axle 20 as the center. The rotating cover 23 is composed of 2 parts ": 2: b 个 /: 为 二 广Spokes are installed on the perimeter and edges to form 2 rotating ribs 23a, 24a and 24b; the other is screw-fixed to the aforementioned annular ribs

581736 V. Description of the invention (5). On top of the two places, the slewing force of the slewing hood 23a and the outer wing are blocked by a screw stop, so that the sensitive car shaft 20 concentrically stands 2 and ...囫 like. Shaped toward the outer side of the hood 23b 制动 The brake device 19 is provided on the inner periphery of the rotor 27 mentioned above: S = i The brake device 19 is slid outward to contact the inner periphery of the rotor, so as to stop the rotation of the rotor 23. These turning K2 and the braking device 19 are covered with a brake cover 28. 4 Φ I: f power cords or other signal wires from battery 11 are connected to a brake cover 28 and part of the cover portion 31b of the fixed cover 31 constituting the electric drive unit 30. The notch is connected to the control substrate 33 in the substrate box 32 inside the cover portion 31b installed in the fixed cover. — The fixed cover 3 1 will cover the main body portion 3 1 a of the brushless DC motor described later, and the inner portion The substrate box 32 that houses the aforementioned control substrate 33 or the cover portion 31b of the large pulley 34 constituting the reduction mechanism is fastened and fixed with screws. The main body portion 31a is mounted on the outer periphery of the transmission 21 through a bearing 35 and The cover portion 3 1 b is fixed to a portion of the cylindrical portion 3 丨 c protruding outward, and the transmission 21 of the axle 20 is not provided. The control substrate 33 is covered with a substrate box 32 and is mounted on aluminum with good thermal conductivity. The cover portion 3 丨 b formed of an alloy or the like is used to dissipate heat from the control substrate 33 through the cover portion 31b. The inner surface of the body portion 31a of the solid cover 31 is mounted to constitute a direct current. The stator 41 of the brushless motor 40, the stator 41 is formed by winding Trough

7063-4556-PF; ahddub.ptd page 8 581736 V. Description of the invention (6) Composition. In addition, the electric power forming the three-phase rotating magnetic field is supplied to the stator 41 through the control board 0 in the substrate box 32 inside the cover section 31b of the second and second f31. On the inner peripheral side of the aforementioned stator 41, the rotor 42 has two bearings 43 interposed therebetween, and is provided on the outer periphery of the transmission 21 in a freely rotatable manner. The second rotor 42 is an inner ring formed by a lightweight aluminum alloy. " And an outer ring 45 formed by stacking silicon steel sheets, a plurality of magnets 46 forming magnetic poles are embedded in the outer periphery of the outer ring 45, and a small pulley with convex teeth is mounted on the inner ring 44 to protrude the cover The side of the part 31 b. The belt B is a small pulley 47 which is hung on the rotor 42 and a large pulley 34 and a tension pulley 38 which are mounted on the inside of the cover 31 b of the fixed cover 31 via a one-way clutch 36. (As shown in Figure 5). The aforementioned pulleys 47, 34, 38, and belt B are all members with convex teeth, so they will not slip. In addition, the output shaft of the large pulley 34 protrudes from the cover portion 31b. It has a small gear 37 on the outside, which meshes with a large gear 25 installed inside the slewing hood 23b. Therefore, the return of the rotor 42 interposes the small pulley 47, the large pulley 34, the one-way clutch 36, The small gear 37 and the large gear 25 are decelerated and transmitted. The slewing mega 23b. The bearing 39 is a large gear 25 mounted on the inner side of the slewing cover 23b, and a cylindrical portion 3 J fixed on the axle 2 〇 outside the cover portion 3 1 b protruding from the fixed cover 31. ε between the outer peripheries. As described above, 'the speed reduction mechanism of the output section of the motor 40, which is liable to produce a large gear sound during rapid rotation, is replaced by the pulleys 47, 34, 38, and the belt B to reduce the deceleration. Sound produced by institutions. 7063-4556-PF; ahddub.ptd page 9 581736

The large pulley 34 is attached to the inside of the cover portion 31b as shown in Figure 2 + M. Hold ^ # 31d < said holding member 31d extended to the installation position of the tension belt 大 large pulley 34 Yanxia, women's hole 31η), a screw hole 38b is formed in the installation position of Zhang Liugu pulley 38; and ^ A screw 38a (as shown in FIG. 5) is attached to the aforementioned screw hole 38b: wheel and the tension pulley 38 can rotate freely. The holding member 31d on which the large pulley 34 is mounted, in the state of the belt ㈣ pulley 34, when the pulley b is hung on each of the pulleys 34, ", as shown in Fig. 2, it is not fixed on the inner side of the cover portion 31b. To the position of the pulley B. After the cover portion 31b is screwed on the body portion 31 & of the fixing cover 31, the tension pulley 38 is inserted through the mounting hole 31η, and then it is mounted on the holding member 31d by the screw 38a. The tension hole 38b can be rotated freely after being installed, and the mounting hole 31n is formed in the cover portion 31b and has a diameter larger than that of the tension pulley 38. Also, the inner surface of the substrate box 32 that houses the control substrate 33 On the side ', the cavity element 49 for detecting the magnetic pole position of the rotor 42 necessary for driving and controlling the DC brushless motor 40 is installed at a position corresponding to the magnet 46 of the rotor 42. The detection signal input of this cavity element 49 is input The microprocessor 'mounted on the control substrate 33 generates a motor control signal. The above-mentioned cavity elements 49 and 9 are provided with three cavity elements 49 at a certain distance as shown in FIG. 2 in order to control a three-phase rotating magnetic field'. in The substrate 49a is mounted on a plate 49a at a predetermined position on the inner surface side of the substrate case 32. The position detecting device of the rotor 42 can directly detect the magnet 46 of the rotor 42 by using the cavity element 49 Of

7063-4556-PF; ahddub.ptd Page 10 581736 V. Description of the invention (8) --- The magnetic pole 'so' it is not necessary to use the magnetic pole discrimination to burn this m ^ Don't use a piece of paper because the number of parts required is very Less, so a simple hibiscus clock Ab々A k ^ door flat heart is enough to detect the magnetic pole position of the rotor 42. As shown in Figs. 3 and 4, the three winding terminals 41a of the stator 41 that generates a three-phase rotating magnetic field are arranged protruding from the stator 41 to the cover portion 31b. Correspondingly, The cover portion 31b is provided with three terminal holes 3p in order to expose the winding terminal 41a to the outside of the cover portion 31b. Further, the cover portion 31b is formed with a lead-out hole 31q provided to lead the three wiring terminals 33a from the control substrate 33 to the outside of the cover portion 31b. The control substrate supplies power to the stator to It generates a three-phase rotating magnetic field; each of the lead-out wiring terminals 33a is connected to a winding terminal 41a exposed from each terminal hole 3ip. In addition, a sensor plate 51 for a torque sensor for detecting a human torque is fixed to the inner side of the rotary cover 2 3a on the outer periphery of the transmission 21 on the side of the rear sprocket 2 2 to which human power is transmitted. Further, a gasket 52 slidingly contacting the sensor plate 51 is mounted on the peripheral edge of the opening of the rotary cover 23a, and has the function of waterproofing and dustproofing it. On the inside of the other sensor plate 51, a bearing 53 is interposed and installed on the outer periphery of the transmission 21, and at the same time, a sensor box 54 screwed to the rotary cover 23a; these sensor plates 51 The sensor box 54 is connected by a coil spring 55 provided between a pressure pin 5 1 a fixed to the sensor plate 51 and a storage portion 54 a of the sensor box 54. That is, after the human driving force is transmitted from the speed changer 21 to the sensor plate 51, the coil spring 55 will shrink a contraction amount according to the magnitude of the human torque, and the rotary cover is made through the sensor box 54.

7063-4556-PF * ahddub.ptd page 11 5. Description of the invention (9) 23a rotation. On the inside of f ί 2 :: Dagger 4, an arc-shaped inscription ring body 57 is a moon dagger q Mada, which is arranged on the periphery of the ring body at a number of months, embedded installation = 5; 6 = 上, in The coil spring 59 is an external force of the ring body 57. In addition, an inclined surface (not shown) having a pressing force is sleeved on the ring body 57 俜 8;: = When the ring body 57 is formed on the ring body frame 56 to generate & The tester plate 51 and the circle along the ring body = 57-side turn,-the side is on the periphery of the ring body 57 and is connected to the ring :. : And, with the line _ on the configuration, the ring body 57 is read at: 丄 = the change of the control substrate 33 of the control circuit. Also g, the displacement can be made by the electric power of the inductance: 1 The change of the inductance is a motor 40 which displays the human torque: into the control substrate 33, which is controlled based on this signal value, because the use of the winding force The size of the ring body that changes the amount of displacement;;, 5 = 5 = person = small force twist 'can change the inductance of the coil 60, and output the atmospheric signal of the ugly force. #Human torque is based on the structure of electricity: using the number 3 to describe the aforementioned motor 4. The rotor 42 part. The same symbols as in the other figures 1 to 6 indicate that the rotor 42 of the motor 40 is formed by the inner ring body 44 and the outer ring body 45, and is formed on the inner ring body 44, such as As shown in the figure, outside Zhou Zhifu & 1736

44p ^ ~ four «| 44a. In addition, the inner ring body 44 is formed of a thin wall except for a portion between the peripheral portion and the inner portion of the “M” peripheral portion. The inner ring body 44 is formed from the stern wall in a town%. On the premises, holes 44b ~ 44e are formed, one of which is shaped as a hole (in this embodiment, the size of the circular hole 44c ~ 44e) is connected to the other elongated 44-watt hole 44b. With the same volume and shape, it is possible to reduce the strength without reducing the strength of the inner wheel body 4 4 by using a light-weight aluminum alloy. A jaw portion 44f 'is formed on a single-sided outer peripheral portion of the inner ring body 44 and a notch portion 44 is formed on a portion where the convex portion 44a is formed. Also, on the outer ring body 45, as shown in FIG. 12 and the like In the plurality of magnetic pole portions 45a protruding from the outer periphery, elongated holes 45b are formed, and iron plates 4 6 as magnets are respectively pressed into these elongated holes 4 5 b. Also in the outer ring body 45 On the inner peripheral side, a recessed portion 45c to be pressed into the convex portion 44a of the inner ring body 44 is formed. The inner ring body 44 and the outer ring body 45 are respectively Λ After the portion 44a and the recessed portion 45c are fitted, as shown in FIG. 10 and the like, the portion 44a and the jaw portion 4 4 f formed on the inner ring body 4 4 are press-fitted. Therefore, the assembly of the rotor 42 is simplified. Moreover, during the aforementioned press-in, the aluminum alloy chips cut from the convex portion 44a of the inner ring body 44 formed of aluminum alloy are discharged through the notched portion 44g. Thus, even if the jaw portion 44f is formed, Chips generated by the convex portion 44a can be discharged through the notched portion 44g during press-fitting, so assembly becomes simpler. The magnetization of the iron plate 46 of the rotor 42 is completed during the press-fitting operation.

7063-4556-PF; ahddub.ptd Page 13 581736 V. Description of the invention (ll) " " 'f' Position the holes 44c with different shapes of the inner ring 44 and fix them to the magnetic fixture Implement later. Here, holes 44b to 44e for weight reduction are effectively used, and holes 44c to 44e having different shapes are used to simplify positioning during magnetization. Since the holes 44c to 44e having different shapes are the same as the valleys of the other holes 4 4 b, good rotation balance can be obtained.

The assembled motor 40 is assembled in the fixed cover 31 fixed to the axle 20 in the rotary cover 23 that rotates with the rear 14 as described above. The fixed cover 31 is as described above. The main body part 3 丨 3 and the cover part 3 丨 b are formed. The main body part 31a is provided with a motor 40, and the cover part 31b is installed with a large pulley 34 and a tension pulley 38 constituting a speed reduction mechanism, and is disposed in the substrate box 32. Of control substrate 33. A cavity element 49 for detecting the position of the rotor 42 is mounted on the outer side (inner side) of the substrate case 32, and the rotor pole position is detected for driving the motor. The substrate case 32 is screwed after being positioned on the cover 3 lb. The cavity element 49 is also positioned on the substrate case 32 before being mounted. When the fixed cover 31 is assembled, first, the components are assembled in the Zhu body portion 31a and the cover portion 31b, and then the cover portion 31b is installed on the body portion 31a. This completes the positioning of the rotor 42 and the cavity element 49.

Therefore, 'while improving the convenience of assembly by effectively using the substrate case 32', the rotor 42 and the cavity element 49 can be accurately positioned, and the correct magnetic pole position of the rotor 42 can be detected. When the cover 31 b is placed on the main body 3 1 a, the winding terminals 41 a of the stator 41 are exposed, and the terminal holes 3 lp formed in the cover 31 b are exposed. The lead holes 31 q are formed in the cover 31 b. Power supply terminal of the pulled out control board 33

581736 V. Description of the invention (12) 3 3 a is connected to the winding terminal 41 a. In this way, the connection between the winding terminal 41a of the stator 40 and the power supply terminal 33a of the control board 33 is completed. As described above, after the cover portion 31b is installed, the power supply terminal 3 3a of the control board 33 is connected to the winding terminal 41a of the stator 41. Therefore, the wires do not slacken and interfere with the rotor 42, and can The wiring is simple, and the connection processing of the wiring can be easily performed. Next, the power transmission of the electric assist bicycle configured as described above will be described. First, explain the transmission of human driving force. When a human driving force is input from the pedal 5, the sprocket 12 fixed before the pedal 5 is rotated, and the rear sprocket 22 is also rotated through the chain 13. Once the rear sprocket 22 rotates, power is transmitted only in one direction by a one-way clutch (not shown). When the power in the direction of transmission is transmitted, the speed changer 21 will change the speed according to the gear ratio set by the user's instructions. After that, it will shrink the spring 55 constituting the torque sensor while turning the rotary cover 23 (23a). And can turn the rear wheels 1 4. Next, transmission of electric driving force will be described. Based on the displacement of the ring body 57 of the aforementioned torque sensor, the change in inductance detected by the coil 60 is input to the microprocessor of the control substrate 33 by an electric signal. Moreover, according to the signal value, a signal is output to the drive circuit of the motor 40. The field effect transistor in the drive circuit is turned on and off to change the polarity of the stator 41 to generate a rotating magnetic field. The upper magnet 4 6 and the rotor 4 2 will rotate. In this way, the motor 4 will be driven to rotate. The turning driving force of the motor 40 is driven by the small pulley 47, the large pulley 34,

7063-4556-PF; ahddub.ptd page 15

581736 V. Description of the invention (13) After the speed reduction mechanism composed of the one-way clutch 36, the small gear 37, and the large gear 25 is decelerated, the turning cover 23 (23a) is rotated, and the rear wheel 14 is also rotated. As described above, the human driving force and the electric driving force generate a combined force at the swivel cover 23 (2 3 a, 2 3 b) to drive the rear wheels 4. Therefore, the electric driving force is added in accordance with the force of the user stepping on the pedal 5. , Can be on the road and other roads. & In this embodiment, the transmission 21 is mounted within the axle 20 of the rear wheel 14 and the rotor 42 of the motor 40 is mounted on the industrial transmission 21 through the bearing 43. Thereby, the Built-in speed changer in the axle 20: It is effectively used as the axle of the motor 40. The motor 40 itself is also used because of the aforementioned two g, so that it can realize the automatic assistance of light weight and small volume automatically. In the form, although the present invention is applied to an electrically driven vehicle, it can be effectively applied. In the foregoing embodiment, although the present invention is shown to be applicable to products of the axle H! Built-in transmission 21, it can also be applied to products without a transmission on the axle. The position detection device of the rotor 42, although it is indicated that using the same value as the + cavity element 49 ', the cavity ic that reshapes the cavity element can also be used, or it can be constructed by a light emitter and a light receiver: Mingfa

581736

V. Description of the invention (14) Using the present invention as described above, the present invention includes: a human-powered driving unit that drives wheels by human power; and an electric-powered driving unit that controls the rotating magnetic field of the stator after the magnetic pole position is placed and controlled The substrate box of the substrate is installed inside the crotch portion of the cover covering the motor, and a surface detection device H for detecting the position of the magnetic poles of the rotor is included on the surface of the substrate opposite to the rotor of the substrate, and the rotor is effectively used. The position detection device can be easily installed, so that it can improve the convenience of assembly, and the positioning of the position detection device becomes easy. The electric rotary magnet is connected to the connection part of the horse cover body, and the front single structure is installed. The position detection rotor is installed at the aforementioned position, and the motor cover of the driving part field is covered. Detecting the magnetic poles of the board detection device and the board mounting device. The cover of the Dallas drive is detected by the non-connecting part. The box out of the rotor is located at the position where the cover of the front system is positioned. The force drive unit detects the rotor and moves the connection horse inside the car unit, and then it will interfere if it is connected. The cover unit is formed by a cavity element and can be positioned. After the inside of the cover is positioned and then installed, it is installed after the aforementioned substrate box, and it will be positioned on the cover of the device with a motor, so it can be checked by human power to drive the wheel; after the magnetic pole position, Controls the wheel of the stator. The control board is placed while covering, and the cover is mounted on the windings of the motor and the wiring of the control board. Therefore, the rotor can be wired easily. On 'is formed with: terminal holes, in order

581736 V. Description of the invention (15) Make the winding terminals of the motor to be exposed outside the cover; and the wiring terminals from the control board to lead the outside of the cover, in order to make it very simple. Alas, here is the connection of the wiring. [Brief description of the drawing] Fig. 1 is a cross-sectional view of an important part of the electric part according to the embodiment of the present invention. Drive map for booking. Fig. 2 is a plan view of the inside of the cover portion of the fixed cover in the aforementioned embodiment; Fig. 4 is a sectional view taken along the line A-A of Fig. 3 when the fixed cover is viewed from the side of the lid portion in the aforementioned embodiment. The mechanism ΓΛ is a strap watch / the outline of the state where the belt is mounted on the reduction wheels, ... wheels and tension pulleys constituting the aforementioned embodiment. Fig. 6 is a central sectional view of Fig. 5 of the front fan. Canopy turn: 7: 8 series + Table 7K A sectional view of the motor rotor mounted on the reducer of the aforementioned embodiment is exploded. Fig. 8 is an enlarged cross-sectional view of the front fan and the far-rotor part Bafan ... Fig. 9 is a plan view of the motor rotor separately. Fig. 10 is a central sectional view of the motor 辕 ^ 11 m ^ 锝 in Fig. 9.箆 1? ®: The plan view of the inner ring of the motor rotor is described. This is the outer ring diagram of the aforementioned motor rotor. Figure 14 shows the overall structure of the electric auxiliary bicycle that is not universal and unclear.

7063-4556-PF; ahddub.ptd page 18 581736 V. Description of the invention (16) Side view. [Symbol description] 5 ~ pedal; 1 1 ~ battery; 1 2 ~ front sprocket; 13 ~ key bar; 14 ~ rear wheel; 17 ~ drive part; 20 ~ axle; 21 ~ built-in transmission; 22 ~ rear sprocket; 23, 23a, 23b ~ slewing cover; 2 5 ~ large gear; 30 ~ electric drive; 3 fixed cover; 3 la ~ body part; 3 lb ~ cover part; 3 1 c ~ Cylindrical part; 3 Id ~ holding member; 31 η ~ mounting hole; 3 1 ρ ~ terminal hole; 3 lq ~ leadout hole; 3 3 ~ control board; 3 3a ~ wiring terminal; 34 ~ large pulley; 3 6 ~ One-way clutch; 3 7 ~ pinion gear; 38 ~ tension pulley; 4 0 ~ DC brushless motor; 41 ~ stator; '4la ~ winding terminal; 42 ~ rotor; 4 6 ~ magnet; 47 ~ small pulley; 4 9 ~ Cavity element; 4 9 a ~ Substrate; B ~ Belt.

7063-4556-PF; ahddub.ptd page 19

Claims (1)

«81736 VI. Scope of patent application 1 · A man-powered electric drive magnetic field whose characteristics are detected in the configuration of the cover plate has a detection turn 2. Rushen, of which, the first 3 · Rushen's vehicle, its 4 · Rushen 'Among them, the top 5 · a kind of manual drive' The characteristics of the electric drive include control and winding and control 6 · Rushen, of which the aforementioned motor has an auxiliary moving part, a borrowing part, and a controlled motor Lies in: the protective substrate box of the motor, the magnetic pole of the patent, please refer to the patent specification for position inspection, the aforementioned patent specification for position inspection has an auxiliary moving part, and the borrowing part, because: the base plate configuration includes a cover substrate Please describe the patent for the vehicle powered by the winding terminal of the connection part, including: driving the wheel by human power; and after the magnetic pole position of the rotor is driven out, the stator is used to drive the wheel, and the inside of the cover part of the back cover is provided with a control and The position detection device of the aforementioned rotor of the substrate box relative to the upper soil position. The vehicle with auxiliary power described in item 1 is composed of a cavity element. The substrate with auxiliary power as described in item 1 or item 2 is a women's clothing inside the cover. Car accessories with auxiliary power as described in item 3. The output device is positioned and mounted on the aforementioned substrate box. A powered vehicle includes: a human-powered wheel; and a motor to drive the wheel, and a connecting part connected to the motor wiring after the upper part of the inside of the cover part covering the motor is mounted on the cover. The vehicle with auxiliary power described in item 5 is formed on the cover part: a terminal hole to be exposed to the outside of the cover part; and a lead-out hole for 7063-4556-PF; ahddub.ptd Page 20 581736 6. Scope of patent application The wiring terminals from the aforementioned control board are led out to the outside of the cover. imi 7063-4556-PF; ahddub.ptd page 21