TW200418673A - Hub generator for bicycle - Google Patents

Abstract

A hub generator for bicycle that can be correctly grounded and supply electricity. A hub generator for bicycle includes a hub casing (5) rotating along with the front wheel (4) and affixed with a magnet around an axle surrounded by a generating coil (21), where the rotation of the front wheel (4) would generate electricity. This invention is characterized in that: the power supply line (23) for supplying electricity generated by the generating coil and the grounding of the generating coil (21) serve as a power supply socket (18) provided outside of the hub casing (18). To supply electricity to the electrical components of the bicycle, the power supplying wire (26) and the grounding wire (26) are connected to the power supply socket (18) so as to supply electricity to the electrical components without damaging the bicycle frame while ensuring conduction of electricity.

Description

200418673 V. Description of the invention (l) — [Technology, domain to which the invention belongs] The present invention relates to a wheel generator for a bicycle provided at a front wheel of a bicycle and the like. Λ [Previous technology] Xianjian's self-propelled vehicle wheel generator, it is well known to fix the magnets with N pole and S pole on the inner surface of the wheel hub shell, and rotate the axle of the hub shell at both ends ^ Freely support the installation of the power generating coil on the axle inside the wheel housing. In addition, the output end of the power supply from the power generating coil is fixed to the object on the axle outside the hub. This bicycle wheel comparison motor 'is to make both ends of the protruding wheel circular in cross section of the casing, insert the U-shaped mounting grooves of the bicycle front forks, and screw the nuts into the threaded portion of the axle to be mounted on the bicycle. In addition, when mounting to another part, a gasket having a tooth portion is installed between the nut and the other part, and when the nut is locked, the painting of the frame is cut with the tooth portion of the gasket, and then the frame is turned on Locally to obtain ground. Furthermore, by making the ground of the headlamp side electrically connected to the frame, a ground can be obtained. However, when the bicycle frame is grounded by the aforementioned gasket with teeth, when the nut of the hub shell is installed with a weak lock or the frame is painted thicker, even if the nut is locked, the pad The film can not break through the frame, and cannot obtain a reliable ground, and there is a problem that it cannot supply power to the headlights [Patent Document 1] jiu ° Japanese Patent Publication No. 2 0 0 1 -80 558 (Figure 4) )

200418673 V. Description of the Invention (2) [Summary of the Invention] [Questions to be Solved by the Invention] ... The purpose of the present invention is to provide a bicycle hub generator which can be reliably grounded and can implement a reliable power supply. [Means for solving the problem] The mechanism for solving the above problems is a wheel hub generator for bicycles, including a wheel shell of a wheel, with a magnet fixed; an axle having two ends protruding from the aforementioned wheel shell, and supporting the wheel freely. A housing; a power generating coil, which is located inside the hub housing and fixed to the axle; and an electric terminal, which is external to the hub housing, and is powered by being connected from the power generating coil; and is characterized by: The rotation of the outer shell of the aforementioned hub shell ... is determined by the wheel valley. For example, the only ground that is applied to the ground is the ground terminal. In this way, it is also known that the foot of the power supply terminal will damage the bicycle frame, and σ will also be damaged. Therefore, instead of the frame wood in the early morning, it can be reliably conducted. In addition, the power supply plugs for the aforementioned ground terminals in the hub shell are used to hold the aforementioned power supply terminals and by the above structure, the supply = space has a capacity "; :::: Hours" connected to the wire socket system For mounting the aforementioned hub shell to the axle 7063-6131-PF (N2); Ahddub.ptd Page 6 200418673

Hold the ground nut and clamp it for installation. With the above configuration, when the wheel is installed ^ μ w *,. T% when the car has an outer shell, the power socket socket is installed between the hub shell and the nut, and the iron is connected to the Zhuang ... The rear M nut is locked to make it easy to connect. In addition, the sleeve having conductivity is provided so that the power generating line _ is provided in a concentric circle with the vehicle. The grounding and grounding terminal are electrically connected by the above configuration, because a grounding line can be specially provided, which can be simpler, An insulating and secure end plate is provided, and a notch formed in the insulating wall is formed on the end plate to be transparently connected. Grounding is handled along the hub, so no wiring is done. It is installed on the outer periphery of the sleeve and is provided with a power supply terminal with an insulation wall for insulating the sleeve. The power supply line and the aforementioned end plate are electrically connected to each other through the above-mentioned structure. The sleeve and the power supply terminal as the ground are insulated by the insulation wall. It is reliably insulated, so that power can be supplied without short circuit. In addition, an insulating cover body is provided to cover the end plate and cover the power supply terminals, and a ring body electrically connected to the sleeve and the ground terminal is provided outside the cover body. With the above structure, the ground of the power generating coil can be connected to the ground terminal with a simple structure, and can be reliably insulated from the power supply terminal. In addition, the power supply terminal forms a circumferential portion that is concentric with the axle and a power supply piece partially extending from the circumferential portion, and the ground terminal forms a circumferential portion that is concentric with the axle and a ground piece partially extending from the circumferential portion, and is formed on the end plate. Notches fitted to the power supply piece and the ground piece, respectively. With the above configuration, the power supply piece and the ground piece are respectively fitted to the end plate.

5. Description of the invention (4) The port is installed by using an end plate. In addition, when the end piece is used, even if the power generation wire is inserted through the power connector: L7. The power connector is inserted into the power supply piece to supply power and ground terminals. The end plate also rotates, because it is easy to install the head. Therefore, when inserting the power supply connection, a frame surrounding the sub-grounding piece is integrally formed on the end plate. &Amp; There are power supply pieces surrounding the power supply terminal and the grounding terminal connection. When inserting the power supply connector, because The connector is surrounded by a frame, and when the mouth is inserted, the frame becomes a guide and is easy to insert. [Embodiment] The embodiment of the present invention is illustrated in the drawing. The figures 1 to 5 are as follows. A headlight 3 is installed through the mounting piece 2. Below the front fork 1, as shown in Figure 1, an ellipse-shaped mounting recess with an opening underneath the ancient ΠΠ Soil A-and Shiyouji is formed. The front wheel is centered with a bicycle nut 5 and women's clothing. The configuration of the hub generator will be described below. The 6 series is connected to the front wheel 4 tires through the spokes 9? The wheel shell of the rim 8 is shown in Figure 1, with one end (Left end) Open cylindrical shell 10 and cover The cover U of the shell 10 is formed. The magnets 12 having N poles and s poles are fixed to the inner surface of the hub shell 6 through a choke, and the hub shell 6 becomes a loader. Inserted ball bearings are formed on both sides of the hub shell 6丨 3 The concave part of the outer wheel (not shown on the housing 10 side), the hub shell 6 is held by ball bearings] 3 to prevent it from moving in the left and right direction. 1 4 is the two ends protruding from the hub shell 6 and penetrating through the interior of the hub shell 6 car

7063-6131-PF (N2); Ahddub.ptd

200418673 V. Description of the invention (5) The shaft ′ is formed by cutting the shaft body 15 with threads over its entire length and the sleeve 16 which is die-cast into the shaft body 15 in a state of protruding both ends. Furthermore, a power supply connector 18 is installed at the end (left end) of the hub housing 6, and the power supply connector 18 is held between the hub housing 6 and the nut 16 screwed to the hub housing 4 for supplying power to the hub housing 6. Do not illuminate the 3 ° at the ends of the sleeve 16 with press-fit ball bearing 13 sections 19 of the inner wheel. The axle 14 supports the hub shell 6 through the ball bearing 13 to rotate freely. Between the ball bearings 1 3 of the axle 14, the power generating coil 2 1 surrounded by the iron core 20 serving as the stator is fixed relative to the magnet 2. In addition, on the sleeve 16, a wiring groove 2 2 is formed from an end portion provided with a ball bearing 丨 3 to the side of the power generating coil 2 1 to the side of the power generating coil 2 ′. The power supply line 23 is a self power generating coil 21. The wiring groove 22 is disposed outside the hub shell 6. Further, the 'power supply line 23' is configured to lead the electric power sent from the gastric ring 21 of the power generation line to the power supply socket 18. 2 4 is a grounding guide provided in the power generating coil 2 1 and becomes the grounding of the power generating coil 2 1. The grounding guide 2 4 is connected to the power supply socket 1 8 through the conductive axle 1 4 and the sleeve 16. 2 6 is for the power supply lead and grounding lead from the aforementioned power supply socket 1 § to the headlamp 3, each lead 2 5, 26 is provided on the power supply side and 'ground side, each lead 25, 26 is made of copper wire covered with resin. Furthermore, a resin terminal cover 27 for inserting the aforementioned power supply socket 18 is provided on the side of the power supply socket 18 of the lead wires 25 and 26, as shown in FIG. 4β, which can supply power from the + power supply socket 18, The front end of the copper wire is exposed and covered, and is bent to the outside of the terminal 盍 2 7 to be temporarily fixed on the terminal cover 27. Next, the structure of the power supply socket 8 will be described in detail.

200418673 V. Description of the invention (6) 2 8 is an end plate penetrating through the sleeve j 6 and is used on the aforementioned end plate 28. It is used for make-up w 揷 and raft bell 丄 for closing the power supply described later. The circumferential concave center of the terminal 36 is formed by forming an outer wall around the outer periphery of the end plate 28, which is 20 ~~ η, and an insulating wall 30 outside the outer periphery 30. Force &amp;: door <outer wall 29 and surrounding sleeve The right is used for-do second and part of the insulation wall 30

Guacheng has a notch 32 F end for the above-mentioned power supply line 31 and a terminal cover 27 connected to it. Leisurely, a cabinet on the same side as the stand 28. Sun Yiqia is used to surround the terminal cover. After 27, the engaging spoon body 33 is formed into a body. On the frame body 33, the power supply terminal 36 of the power supply terminal 36 to be described later is pulled up on the mountain. It is used to cut the gap 3,4,5. "The missing piece 36 of the electric piece 38 and the ground piece 43 of the ground terminal 41 is formed in the shape of% and is electrically connected to the aforementioned power supply line 31 and 37 and extends from the circumferential portion 37 to the frame. The power supply sheet 38 is provided by the power supply unit 33. The inner sheet 33 is ... the notch 34, and its front end is arranged in the frame 39 so as to cover and accommodate the 4 to 30 of the power supply terminals 36 of the end plate 28 described above. In addition, the cover body 39 is an extension portion 40 forming the prosthetic body 33, which is engaged with the frame body 33 and cannot be rotated: "Month" &quot; Germany =: The cover body 39 is for covering the aforementioned end plate 28. And the ground terminal between the body 44 described later, the ground terminal 41 is electrically connected to the ring body 44. The ground terminal 41 is such that it surrounds the circumference of the sleeve 16 in the end plate 28 &quot; And the ground piece 43 extending from the circumferential portion 42 to the frame 33 side, and the ground piece 43 is disposed separately from the inside of the frame 33 so as not to be separated from the power supply piece

200418673 V. Description of Invention (7) 3 8 is connected. 44 is a circular ring body having conductivity and connecting the ground to the ground. The ring body 44 forms the protrusion 45 of the ancient mountain man "holding the notch 35 of the cover body 39 to 43. Also, the ring body is related to the car; Η = \ 6 and the ground terminal 41 are electrically connected, the power generating coil 21ΐ Γ: conductive; 24: the grounding piece 43 arranged in the power supply socket 18 is a hub generator that electrically conducts the above structure, as shown in FIG. 5 The insertion groove of the front fork! Is interposed between the power supply plug W: the car 1, 4 so that the nut ^ 5 is screwed into the front axle 丨 which protrudes to the side 丨 / Wei An 7 2 and 'wrong The terminal cover 27 is inserted into the power supply socket 18, the electrical lead 25 is electrically connected, and the connection and dry mouth #w. The ground lead 43 and the ground lead 26 are electrically connected. Therefore, by The in-wheel generator is supplied to the headlight 3. <Electric knife> In the above-mentioned embodiment, the object that supplies power is the front lamp. The invention is not limited to this. It can also be connected to a tail lamp or a speedometer to find electronic components. [Effects of the Invention] When using the present invention, it includes: a hub shell of a wheel, a magnet shaft is fixed, two ends protrude from the aforementioned hub shell, and the hub shell is rotatably supported; a power generating coil is located inside the aforementioned hub shell and is fixed to The car and the power supply terminal are located outside the aforementioned hub housing and are powered by the power supply line connected from the aforementioned power generating coil; the grounding of the aforementioned power generating coil is based on page 7063-6131-PF (N2); Ahddub.ptd 200418673

5. Description of the invention (8) The grounding terminal provided by the power supply line is provided outside the aforementioned hub shell, so it has the ambiguity that it can be reliably conducted without damaging the bicycle frame.乂 Furthermore, a power supply socket for holding the power supply terminal and = ground terminal is provided outside the hub shell. @This has power supply to the electronic structure: the connection between the conductor and the wire is limited to one place, so it is easy to connect. Effect 0 In addition, the power supply socket is clamped and installed by using a nut on the axle for the wheel housing of Anxiang, so that when the hub housing is installed, the power supply socket is also installed. In other words, a sleeve having conductivity and arranged concentrically with the axle is provided, not to mention that the sleeve is used to electrically connect the grounding of the power generating coil and the ground terminal, so it has an m hub shaft for grounding treatment. The ground wire can easily implement the effect of wiring processing. In addition, an end plate provided with insulation and mounted on the outer periphery of the sleeve and provided with power supply terminals is provided on the end plate, and an insulation wall for insulating the sleeve is formed. A notch formed in the insulation wall passes through the power supply line and the end plate. As a result, the sleeve and the power supply terminal, which are grounded, are surely insulated by insulation, and have the effect of ensuring power supply without short circuit. In addition, the insulation of the cover end plate and the power supply terminal is provided. The body outside the cover body is electrically connected to the sleeve and the ground terminal, so it has a simple structure that enables the ground connection of the power generating coil 1 ▲ The effect of Shanzi can be surely insulated from the power supply terminal. It is known that the power supply terminal forms a circumferential portion that is concentric with the axle, and the power supply piece is partially extended at the circumferential portion, and the ground terminal forms a concentric circle with the vehicle 1 from π Hirata wind.

200418673 V. Description of the invention (9) The circumferential portion and the grounding piece extending from the circumferential portion form gaps on the end plates that are respectively fitted with the power supply piece and the grounding piece. Therefore, when the connector is inserted into the power supply piece and the end piece, Even if the end plate is rotated together by the rotation of the power generating wire, the power supply terminal and the ground terminal are integrated and rotated, so it has the effect of being easy to install. In addition, a frame body surrounding the power supply terminal power supply piece and the ground terminal ground piece is integrally formed on the end plate. Therefore, when the power supply connector is inserted, the frame body surrounds the connector and guides when inserted, so it has the effect of easy insertion. .

7063-6131-PF (N2); Ahddub.ptd Page 13 200418673 Brief Description of Drawings Figure 1 is a partial cross-sectional side view showing a bicycle wheel hub generator according to an embodiment of the present invention. Fig. 2 is a plan view showing a terminal cover of a bicycle hub generator according to an embodiment of the present invention. Fig. 3 is a partial plan view showing a power supply terminal of a terminal cover of a bicycle hub generator according to an embodiment of the present invention. Fig. 4 is a partial plan view showing a ground terminal of a terminal cover of a bicycle hub generator according to an embodiment of the present invention. Fig. 5 is a partial side view of the front wheel of a bicycle when the bicycle hub generator according to the embodiment of the present invention is installed. Fig. 6 is an exploded perspective view showing a bicycle hub generator according to an embodiment of the present invention. [Symbols] 4 ~ wheels (front wheels); 5 ~ nuts: 6 ~ hub shell; 12 ~ magnets, 14 ~ axles 16 ~ sleeves 18 ~ power supply sockets; 21 ~ power generation coils 23 ~ power lines; 28 ~ End plate; 30 ~ Insulation wall; 32 ~ π 33 ~ Frame, 36 ~ Power supply terminal 37 ~ Power supply terminal circumference, 38 ~ Power supply sheet 39 ~ Cover 1 41 ~ Ground terminal 42 ~ Ground terminal circumference, 43 ~ Grounding lug

7063-6131-PF (N2); Ahddub.ptd Page 14 200418673 Simple illustration of the diagram 44 ~ ring body; 2 5, 2 6 ~ lead; 34, 3 5 ~ notch.

Painting hidden _ 7063-6131-PF (N2); Ahddub.ptd page 15

Claims (1)

200418673 VI. Application for special fiber m--1 · A hub generator for bicycles, comprising: a hub shell of a wheel with a fixed magnet; ^ an axle with two ends protruding from the aforementioned hub shell and supporting the hub shell freely; a power generating coil Is located inside the hub shell and is fixed to the axle; and a power supply terminal is located outside the hub shell and is powered by a power supply line connected from the power generating coil; characterized in that the grounding of the power generating coil is provided by the power supply line The ground terminal provided for use is provided outside the aforementioned hub shell. 2 · The bicycle wheel generator according to item 1 of the scope of the patent application, wherein the power supply socket for holding the power supply terminal and the ground terminal is provided outside the hub shell. 3. The bicycle wheel generator according to item 2 of the scope of the patent application, wherein the power supply socket is clamped and mounted by a nut for mounting the aforementioned hub shell on the axle. 4 · The bicycle hub generator as described in item 1 of the patent scope, wherein a sleeve having a conductive shape arranged concentrically with the axle is provided, and the sleeve is used to electrically connect the grounding of the power generating coil and the ground terminal. Sexual connection. 5. The bicycle hub generator according to item 4 of the scope of patent application, wherein an end plate having insulation properties and installed on the outer periphery of the sleeve and provided with a power supply terminal is provided, and the end plate is formed to be insulated from the sleeve. Of insulation walls, 7063-613l-PF (N2); Ahddub.ptd Page 16 200418673 6. Scope of patent application The notch formed in the aforementioned insulation wall is electrically connected to the aforementioned end plate through the power supply line. 6 · The bicycle hub generator according to item 5 of the scope of the patent application, wherein an insulating cover covering the end plate and covering the power supply terminals is provided, and the sleeve and the ground are provided outside the cover as electrical Sexually connected rings. 7 · The bicycle hub generator according to item 5 or 6 of the scope of the patent application, wherein the power supply terminal forms a circumferential portion concentric with the axle and a power supply piece partially extending from the circumferential portion, and the ground terminal forms the axle portion. The concentric circle-shaped circumferential portion and the grounding piece partially extending from the circumferential portion form cutouts in the end plates that are respectively fitted with the power supply piece and the grounding piece. 8. The bicycle hub generator according to item 7 of the scope of patent application, wherein a frame body surrounding the power supply terminal power supply piece and the ground terminal ground piece is integrally formed on the end plate. 7063 -6131-PF (N2); Ahddub.p t d