Hub power generation device

Abstract

The utility model discloses a hub power generation device, which belongs to the technical field of hub power generation devices and comprises a magnetic acceleration mechanism, one end of the magnetic acceleration mechanism is connected with a hub through a connecting component, and the other end of the magnetic acceleration mechanism is provided with a generator. The magnetic force speed increasing mechanism comprises a first mounting disc, a second mounting disc and a third mounting disc which are sequentially arranged, the first mounting disc is connected with the hub through a connecting assembly, a plurality of first magnets are arranged on the first mounting disc, every two adjacent first magnets are opposite in magnetism, and a plurality of screws are arranged on the second mounting disc; the third installation disc is connected with a rotor of the generator, a plurality of second magnets are evenly arranged on the third installation disc, and every two adjacent second magnets are opposite in magnetism. The hub rotates to drive the first mounting disc to rotate, the first mounting disc drives the third mounting disc to rotate under the action of magnetic force, so that the rotor of the generator is driven to rotate to generate electricity, generated electric energy is transmitted to the storage battery, and the driving mileage is increased.

Description

TECHNICAL FIELD

[0001] The utility model relates to wheel hub power generation device technical field especially relates to a wheel hub power generation device. BACKGROUND

[0002] Now appear many clean energy vehicles or electric cars, and this vehicle drives through electric energy, can reduce environmental pollution. The driving of electric vehicle, electric bicycle needs to utilize the battery loaded on the vehicle to power the vehicle, but the capacity of the battery to store electric energy is limited, affects the driving distance of the vehicle. SUMMARY

[0003] The utility model discloses a wheel hub power generation device, solve the problem that the driving of electric vehicle, electric bicycle needs to utilize the battery loaded on the vehicle to power the vehicle, but the capacity of the battery to store electric energy is limited, affects the driving distance of the vehicle.

[0004] To solve the above technical problem, the utility model adopts the following technical scheme:

[0005] The utility model discloses a wheel hub power generation device, including magnetic force speed increasing mechanism, one end of magnetic force speed increasing mechanism is connected together with wheel hub through connecting component, the other end of magnetic force speed increasing mechanism is provided with generator;

[0006] Magnetic force speed increasing mechanism includes first installation disc, second installation disc and third installation disc, second installation disc sets up between first installation disc and third installation disc, first installation disc is connected together with wheel hub through connecting component, evenly set up with a plurality of first magnet on first installation disc, and the magnetism of adjacent two first magnet is opposite, evenly set up with a plurality of screw on second installation disc, the central position of second installation disc is fixedly connected with the shaft, and the both ends of the shaft are rotatably connected with first installation disc and third installation disc respectively, third installation disc is connected with the rotor of generator, evenly set up with a plurality of second magnet on third installation disc, and the magnetism of adjacent two second magnet is opposite.

[0007] Further, the outer wall of the first installation disc is provided with a connecting lug, and the connecting lug is provided with a mounting hole matched with the connecting assembly.

[0008] Further, the first installation disc, the second installation disc and the third installation disc are concentrically arranged, the inner diameter of the first installation disc is greater than the outer diameter of the second installation disc, and the inner diameter of the second installation disc is greater than the outer diameter of the third installation disc.

[0009] Further, the first installation disc, the second installation disc and the third installation disc are arranged side by side.

[0010] Further, the first magnet has a smaller cross-sectional area than the second magnet.

[0011] Further, the connecting assembly comprises a screw rod, one end of the screw rod is provided with a bolt head, and the other end of the screw rod is threadedly connected with a lock nut.

[0012] Further, two limiting plates are arranged on the side end face of the bolt head away from the screw rod, and limiting holes are arranged on the limiting plates.

[0013] Further, an opening is arranged on the side wall of the lock nut, first and second adjusting portions are arranged on the two sides of the opening, a counterbore is arranged on the first adjusting portion, a threaded hole is arranged on the second adjusting portion, and an adjusting bolt is threadedly connected with the threaded hole after being inserted into the counterbore.

[0014] Further, a lock washer is further arranged on the screw rod, and a clamping tooth is arranged on one side end face of the lock washer.

[0015] Compared with the prior art, the magnetic speed increasing mechanism has the beneficial technical effects that:

[0016] One end of the magnetic speed increasing mechanism is connected with the hub through the connecting assembly, and the other end of the magnetic speed increasing mechanism is connected with the generator; the magnetic speed increasing mechanism comprises a first mounting disc, a second mounting disc and a third mounting disc, the first mounting disc is connected with the hub through the connecting assembly, and the third mounting disc is connected with the rotor of the generator; the hub is rotated to drive the first mounting disc to rotate, the first mounting disc drives the third mounting disc to rotate through magnetic force, the rotating speed of the third mounting disc is greater than that of the first mounting disc, the third mounting disc drives the rotor of the generator to rotate, electricity is generated, the generated electricity is transmitted to the storage battery for charging, is stored, and the driving distance of the electric bicycle is improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] The utility model will be further described in connection with the drawings.

[0018] Figure 1 It is the front view of the utility model embodiment one;

[0019] Figure 2 It is the front view of the magnetic speed increasing mechanism in the utility model embodiment one;

[0020] Figure 3 It is the side view of the magnetic speed increasing mechanism in the utility model embodiment one;

[0021] Figure 4 It is the three-dimensional structure schematic diagram of the first mounting disc in the utility model embodiment one;

[0022] Figure 5It is the three-dimensional structure schematic view of the connecting assembly in the embodiment one of the utility model;

[0023] Figure 6 It is the three-dimensional structure schematic view of the screw rod, screw bolt head and limiting plate in the embodiment one of the utility model;

[0024] Figure 7 It is the three-dimensional structure schematic view of the lock nut in the embodiment one of the utility model;

[0025] Figure 8 It is the three-dimensional structure schematic view of the lock nut in the embodiment one of the utility model from another angle;

[0026] Figure 9 It is the front view of the embodiment two of the utility model;

[0027] Figure 10 It is the front view of the magnetic force speed increasing mechanism in the embodiment two of the utility model;

[0028] Figure 11 It is the side view of the first mounting disc in the embodiment two of the utility model;

[0029] Figure 12 It is the side view of the second mounting disc in the embodiment two of the utility model;

[0030] Figure 13 It is the side view of the third mounting disc in the embodiment two of the utility model.

[0031] Explanation of reference numerals: 1, magnetic force speed increasing mechanism; 2, generator; 3, connecting assembly; 4, wheel hub; 1-1, first mounting disc; 1-1-1, connecting lug; 1-1-1-1, mounting hole; 1-2, second mounting disc; 1-3, third mounting disc; 1-4, first magnet; 1-5, screw; 1-6, second magnet; 1-7, rotating shaft; 3-1, screw rod; 3-2, screw bolt head; 3-3, limiting plate; 3-3-1, limiting hole; 3-4, lock washer; 3-5, lock nut; 3-5-1, first adjusting part; 3-5-1-1, counterbore; 3-5-2, second adjusting part; 3-5-2-1, threaded hole. DETAILED DESCRIPTION

[0032] Embodiment one

[0033] As Figures 1-8 shown, a wheel hub power generation device, including magnetic force speed increasing mechanism 1, one end of the magnetic force speed increasing mechanism 1 is connected together with wheel hub 4 through connecting assembly 3, the other end of the magnetic force speed increasing mechanism 1 is equipped with generator 2.

[0034] As Figure 3As shown, the magnetic speed increasing mechanism 1 comprises a first mounting disc 1-1, a second mounting disc 1-2 and a third mounting disc 1-3, the second mounting disc 1-2 is arranged between the first mounting disc 1-1 and the third mounting disc 1-3, the first mounting disc 1-1, the second mounting disc 1-2 and the third mounting disc 1-3 are arranged concentrically, the inner diameter of the first mounting disc 1-1 is greater than the outer diameter of the second mounting disc 1-2, and the inner diameter of the second mounting disc 1-2 is greater than the outer diameter of the third mounting disc 1-3, as shown Figure 4 In this embodiment, the first mounting disc 1-1 is provided in a bowl-shaped structure, and the second mounting disc 1-2 and the third mounting disc 1-3 are mounted inside the first mounting disc 1-1, which is more compact in structure, reduces space occupation, and is convenient for installation.

[0035] The first mounting disc 1-1 is connected with the hub 4 through the connecting assembly 3, 16 first magnets 1-4 are uniformly mounted on the first mounting disc 1-1, the 16 first magnets 1-4 are circumferentially distributed, and the magnetic properties of adjacent two first magnets 1-4 are opposite; 10 screws 1-5 are uniformly mounted on the second mounting disc 1-2, the 10 screws 1-5 are circumferentially distributed, a rotating shaft 1-7 is fixedly connected at the center position of the second mounting disc 1-2, the first mounting disc 1-1 and the third mounting disc 1-3 are rotatably connected to the both ends of the rotating shaft 1-7 through bearings, and the third mounting disc 1-3 is connected with the rotor of the generator 2; 4 second magnets 1-6 are uniformly mounted on the third mounting disc 1-3, the 4 second magnets 1-6 are circumferentially distributed, and the magnetic properties of adjacent two second magnets 1-6 are opposite; the cross-sectional area of the first magnet 1-4 is smaller than the cross-sectional area of the second magnet 1-6.

[0036] The first mounting disc 1-1, the second mounting disc 1-2 and the third mounting disc 1-3 are made of plastic material.

[0037] In this embodiment, the transmission ratio of the first mounting disc 1-1 to the third mounting disc 1-3 is 1:4, that is, the first mounting disc 1-1 rotates one circle in the positive direction, and the third mounting disc 1-3 rotates four circles in the reverse direction; in the case that the number of the first magnet 1-4 and the second magnet 1-6 is unchanged, the number of the screw 1-5 can be changed to change the transmission ratio of the first mounting disc 1-1 to the third mounting disc 1-3, when the number of the screw 1-5 is 9, the transmission ratio of the first mounting disc 1-1 to the third mounting disc 1-3 is 1:8. The number of the first magnet 1-4, the second magnet 1-6 and the screw 1-5 can be adjusted according to actual needs.

[0038] The outer wall of the first mounting disc 1-1 is connected with four connecting ears 1-1-1 which are evenly distributed in a circle, and mounting holes 1-1-1-1 matched with the connecting assembly 3 are formed in the connecting ears 1-1-1.

[0039] As shown in the figure, Figures 5-8 The connecting assembly 3 comprises a screw rod 3-1, one end of the screw rod 3-1 is connected with a bolt head 3-2, the other end of the screw rod 3-1 is threadedly connected with a lock nut 3-5, two limiting plates 3-3 are connected on the side end face of the bolt head 3-2 away from the screw rod 3-1, limiting holes 3-3-1 are formed in the limiting plates 3-3, and anti-skid lines are formed on the outer circumference of the bolt head 3-2.

[0040] A T-shaped opening is formed in the side wall of the lock nut 3-5, first and second adjusting portions 3-5-1 and 3-5-2 are arranged on the two sides of the opening, a counterbore 3-5-1-1 is formed in the first adjusting portion 3-5-1, a threaded hole 3-5-2-1 is formed in the second adjusting portion 3-5-2, an adjusting bolt is inserted into the counterbore 3-5-1-1 and is threadedly connected with the threaded hole 3-5-2-1, the first and second adjusting portions 3-5-1 and 3-5-2 are tightly connected together by the adjusting bolt, the lock nut 3-5 is prevented from loosening, and the reliability of the connection is improved.

[0041] Two lock washers 3-4 are further sleeved on the screw rod 3-1, the side end face of the lock washer 3-4 is provided with a clamping tooth, the two lock washers 3-4 are oppositely arranged, one of the lock washers 3-4 is close to the bolt head 3-2, the other lock washer 3-4 is close to the lock nut 3-5, the clamping teeth of the two lock washers 3-4 are in contact with the connecting ears 1-1-1 and the hub 4, the connection strength is improved, and the connecting assembly 3 is prevented from loosening.

[0042] The working process of the utility model is as follows:

[0043] The power generation device can be installed on the front wheel of the electric bicycle, the electric bicycle is driven to travel by the motor on the rear wheel, the hub 4 of the front wheel rotates in the traveling process, the first mounting disc 1-1 is driven to rotate by the rotation of the hub 4, the first mounting disc 1-1 drives the third mounting disc 1-3 to rotate by the magnetic force, the rotating speed of the third mounting disc 1-3 is greater than that of the first mounting disc 1-1, the third mounting disc 1-3 drives the rotor of the generator 2 to rotate, electricity is generated, the generated electricity is transmitted to the storage battery for charging, is stored, and the traveling mileage of the electric bicycle is improved.

[0044] The power generation device described in the embodiment can also be installed on an electric vehicle, and a suitable installation position is selected according to actual conditions.

[0045] Embodiment two

[0046] As Figures 9-13 shown, the embodiment improves the size and installation mode of the first mounting disc 1-1, the second mounting disc 1-2 and the third mounting disc 1-3 on the basis of embodiment one, the first mounting disc 1-1, the second mounting disc 1-2 and the third mounting disc 1-3 are arranged side by side, and the sizes of the first mounting disc 1-1, the second mounting disc 1-2 and the third mounting disc 1-3 are the same. The effect and working process of the embodiment are the same as those of embodiment one, except that the first mounting disc 1-1, the second mounting disc 1-2 and the third mounting disc 1-3 are arranged side by side, and the installation is more convenient.

[0047] The above-described embodiments are only used to describe the preferred modes of the utility model, and do not limit the scope of the utility model, and various deformations and improvements of the technical scheme of the utility model made by the ordinary skilled in the art without departing from the design spirit of the utility model shall fall within the protection scope determined by the claim book of the utility model.

Claims

1. A hub-generator, characterized in that: It includes a magnetic speed-increasing mechanism (1), one end of which is connected to a hub (4) via a connecting component (3), and the other end of which is provided with a generator (2); The magnetic speed-increasing mechanism (1) includes a first mounting plate (1-1), a second mounting plate (1-2), and a third mounting plate (1-3). The second mounting plate (1-2) is disposed between the first mounting plate (1-1) and the third mounting plate (1-3). The first mounting plate (1-1) is connected to the hub (4) via the connecting assembly (3). A plurality of first magnets (1-4) are evenly disposed on the first mounting plate (1-1), and the magnetism of two adjacent first magnets (1-4) is opposite. The second mounting plate (1-2) is evenly provided with a number of screws (1-5). A rotating shaft (1-7) is fixedly connected to the center of the second mounting plate (1-2). The two ends of the rotating shaft (1-7) are respectively rotatably connected to the first mounting plate (1-1) and the third mounting plate (1-3). The third mounting plate (1-3) is connected to the rotor of the generator (2). The third mounting plate (1-3) is evenly provided with a number of second magnets (1-6), and the magnetism of two adjacent second magnets (1-6) is opposite.

2. The hub power generation device according to claim 1, characterized in that: The outer wall of the first mounting plate (1-1) is provided with a connecting ear (1-1-1), and the connecting ear (1-1-1) is provided with a mounting hole (1-1-1-1) that matches the connecting component (3).

3. The hub power generation device according to claim 1, characterized in that: The first mounting plate (1-1), the second mounting plate (1-2), and the third mounting plate (1-3) are arranged concentrically. The inner diameter of the first mounting plate (1-1) is larger than the outer diameter of the second mounting plate (1-2), and the inner diameter of the second mounting plate (1-2) is larger than the outer diameter of the third mounting plate (1-3).

4. The hub power generation device according to claim 1, characterized in that: The first mounting plate (1-1), the second mounting plate (1-2), and the third mounting plate (1-3) are arranged side by side.

5. The hub power generation device according to claim 1, characterized in that: The cross-sectional area of ​​the first magnet (1-4) is smaller than that of the second magnet (1-6).

6. The hub power generation device according to claim 1, characterized in that: The connecting assembly (3) includes a screw (3-1), one end of which is provided with a bolt head (3-2), and the other end of which is threadedly connected with a lock nut (3-5).

7. The hub power generation device according to claim 6, characterized in that: Two limiting plates (3-3) are provided on the end face of the bolt head (3-2) away from the screw (3-1), and the limiting plates (3-3) are provided with limiting holes (3-3-1).

8. The hub power generation device according to claim 6, characterized in that: The anti-loosening nut (3-5) has an opening on its side wall. A first adjusting part (3-5-1) and a second adjusting part (3-5-2) are provided on both sides of the opening. The first adjusting part (3-5-1) has a countersunk hole (3-5-1-1), and the second adjusting part (3-5-2) has a threaded hole (3-5-2-1). The adjusting bolt is inserted into the countersunk hole (3-5-1-1) and then threadedly connected to the threaded hole (3-5-2-1).

9. The hub power generation device according to claim 6, characterized in that: The screw (3-1) is also provided with an anti-loosening washer (3-4), and the anti-loosening washer (3-4) has a locking tooth on one end face.

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