CN212347546U

CN212347546U - Dumbbell generator

Info

Publication number: CN212347546U
Application number: CN202020237484.2U
Authority: CN
Inventors: 郭小龙; 徐磊
Original assignee: Nanjing Institute of Mechatronic Technology
Current assignee: Nanjing Institute of Mechatronic Technology
Priority date: 2020-03-02
Filing date: 2020-03-02
Publication date: 2021-01-15
Anticipated expiration: 2030-03-02

Abstract

The utility model relates to a dumbbell generator, including hollow handle, a pair of dumbbell head, the apparatus further comprises a rotating shaft, the N utmost point, S utmost point magnet, magnetic induction coil, the gravity iron plate, the electric power storage component, the USB interface, the cover at handle both ends is established overhead at the fixed cover of dumbbell head, the dumbbell head has the holding tank, the N utmost point, S utmost point magnet sets up relatively on the inslot wall of holding tank, it has the bearing to embed at the both ends of handle, the pivot is pegged graft in the handle and fixed cover is established in the bearing, stretch out to the holding tank in the bearing at the both ends of pivot, the fixed cover of magnetic induction coil is established in the pivot that is located the holding tank, magnetic induction coil is located between N utmost point magnet and the S utmost point magnet, the gravity iron plate cup joints the tip at the pivot, the inslot bottom at the holding tank is installed to the electric power storage component, magnetic induction coil and USB interface all. The dumbbell generator has a compact and small structure, is easy to carry and use, can be used for body building, and can also serve as a mobile power supply.

Description

Dumbbell generator

Technical Field

The utility model relates to a power generation facility technical field especially relates to a miniaturized portable dumbbell generator.

Background

At present, outdoor sports such as camping, mountain climbing, skiing, self-driving and the like are popular. Electronic equipment carried by outdoor sports, such as mobile phones, video cameras, flashlights and the like, can have insufficient electric quantity or exhausted electric quantity in the using process, and the electronic equipment cannot be normally used due to the fact that the electronic equipment is difficult to provide sufficient electric power sources to supplement the electric quantity for the electronic equipment like indoors. The conventional solution is to carry a spare portable power source or a spare battery, however, the power supply of the portable power source or the spare battery is limited, and the problem of power supply of the electronic equipment cannot be completely solved during long-time outdoor sports.

Disclosure of Invention

An object of the utility model is to provide a simple structure is reliable, easily carry the dumbbell generator that uses and generating performance is good.

In order to achieve the above object, the utility model adopts the technical scheme that, the dumbbell generator comprises a hollow handle, a pair of dumbbell heads, a rotating shaft, an N-pole magnet, an S-pole magnet, a magnetic induction coil, a gravity iron block, an electricity storage component and a USB interface, wherein sleeve heads are arranged at two ends of the handle, the dumbbell heads are fixedly sleeved on the sleeve heads at two ends of the handle, the dumbbell heads are provided with a holding tank, the N-pole magnet and the S-pole magnet are oppositely arranged on the inner wall of the holding tank, bearings are embedded at two ends of the handle, the rotating shaft is inserted in the handle and fixedly sleeved in the bearings, two ends of the rotating shaft extend out of the bearings to the holding tank, the magnetic induction coil is fixedly sleeved on the rotating shaft in the holding tank, the magnetic induction coil is positioned between the N-pole magnet and the S-pole magnet, the gravity iron block is sleeved at the end part of the rotating shaft, the electricity storage component is arranged at the bottom of the holding tank, the USB interface is embedded on the dumbbell head.

As the utility model discloses an improve, still include positive electrode, negative electrode, conducting strip, positive electrode, negative electrode are installed in the tank bottom portion of holding tank, and conducting strip electric connection positive electrode, negative electrode respectively are passed through at magnetic induction coil's both ends, and positive electrode, negative electrode pass through electric wire electric connection electric power storage component.

As an improvement of the utility model, the electric power storage component includes that lithium cell group and rectifier circuit, lithium cell group pass through rectifier circuit electric connection USB interface respectively and positive, negative electrode.

As an improvement of the utility model, magnetic induction coil includes aluminum plate and coil, and the through-hole is seted up at the aluminum plate middle part, and aluminum plate passes through the through-hole cup joint in the pivot, and the coil evenly winds on aluminum plate's surface to the coil is located the both sides of pivot.

As an improvement of the utility model, the aluminum plate is arranged as a rectangle.

As an improvement of the utility model, the positive electrode and the negative electrode are both designed into a circular ring shape.

As an improvement of the utility model, the gravity iron plate is designed into a flat umbrella shape, a groove is arranged at the end part of the rotating shaft, the gravity iron plate is sleeved in the groove, and the gravity iron plate is downward all the time under the action of gravity.

As an improvement of the utility model, the N pole magnet and the S pole magnet are all set to be circular-arc.

As an improvement of the utility model, the improved electric water heater further comprises an end cover, and the end cover is fixed to cover the notch of the holding tank.

Compared with the prior art, the dumbbell generator has the advantages of ingenious overall structural design, reasonable and stable structure, compact volume, easy carrying and use, unlimited applicable occasions and particularly applicable to outdoor occasions; according to the dumbbell generator, the dumbbell head is set to be cylindrical, N, S poles of magnets are arranged in the dumbbell head to generate a magnetic field, a closed rectangular magnetic induction coil is arranged in the middle of the magnetic field, the magnetic induction coil and a gravity iron block are connected to the same rotating shaft in a sleeved mode, the gravity iron block on the rotating shaft drives the magnetic induction coil to rotate when a handle is held by a hand to swing up and down, the magnetic induction coil does cutting magnetic induction line motion in the magnetic field to generate current by utilizing a magnetic induction power generation principle, induced current is conveyed to an electric storage assembly through the arranged positive electrode and the negative electrode, the induced current is stored in a lithium battery pack after being rectified by a rectifying circuit in the electric storage assembly, and a user can connect electronic equipment into a USB interface.

Drawings

Fig. 1 is a schematic view of an appearance structure of a dumbbell generator according to a preferred embodiment of the present invention.

Fig. 2 is a schematic diagram of the internal structure of the dumbbell head of the dumbbell generator according to the preferred embodiment of the present invention.

Fig. 3 is a schematic diagram of a USB interface structure of a dumbbell generator according to a preferred embodiment of the present invention.

Fig. 4 is a schematic structural diagram of the positive and negative electrodes and the conducting strip of the dumbbell generator according to the preferred embodiment of the present invention.

Fig. 5 is a schematic structural diagram of an electricity storage module of a dumbbell generator according to a preferred embodiment of the present invention.

In the figure: the device comprises a handle 1, a dumbbell head 2, an end cover 3, an N-pole magnet 4, an S-pole magnet 5, a gravity iron block 6, a magnetic induction coil 7, an electricity storage component 8, a rotating shaft 9, a USB interface 10, a positive electrode 11, a negative electrode 12, a conducting strip 13 and a bayonet 14.

Detailed Description

For the purposes of promoting an understanding and appreciation of the invention, the invention will be further described and illustrated in connection with the accompanying drawings.

The dumbbell generator shown in fig. 1-5 comprises a hollow handle 1, a pair of dumbbell heads 2, a rotating shaft 9, an N-pole magnet 4, an S-pole magnet 5, a gravity iron block 6, a magnetic induction coil 7, an electric storage assembly 8 and a USB interface 10, wherein sleeve heads are arranged at two ends of the handle 1, and the dumbbell heads 2 are fixedly sleeved on the sleeve heads at two ends of the handle 1. The N-pole magnet 4 and the S-pole magnet 5 are both arc-shaped. Dumbbell head 2 is cylindric, and dumbbell head 2 has the notch holding tank outwards, and N utmost point magnet 4, S utmost point magnet 5 set up relatively on the inslot wall of holding tank, and N utmost point magnet 4, S utmost point magnet 5 laminate mutually with the inslot wall of holding tank. The N-pole magnet 4 and the S-pole magnet 5 are kept uniform in size, and the N-pole magnet 4 and the S-pole magnet 5 cover substantially the entire inner wall of the tank to form a high-intensity magnetic field. Cover an end cover 3 on the notch of holding tank, specifically open in the notch of holding tank and be equipped with a plurality of L shape bayonets 14, and the portion protrusion that closes at end cover 3 sets up a plurality of buckles with bayonet 14 looks adaptation, and end cover 3 is established through the buckle card and is fixed in the bayonet 14 of holding tank notch.

The both ends at handle 1 are embedded to have the bearing, and pivot 9 is pegged graft in handle 1 and fixed cover is established in the bearing, holds handle 1 and pivot 9 can rotate in the bearing when doing the luffing motion, and the both ends of pivot 9 stretch out and stretch into to the holding tank in from the bearing. The magnetic induction coil 7 is fixedly sleeved on the rotating shaft 9 positioned in the accommodating groove, and the magnetic induction coil 7 is arranged in the center of the accommodating groove and positioned between the N-pole magnet 4 and the S-pole magnet 5. The design of gravity iron plate 6 is flat umbelliform, and gravity iron plate 6 cup joints the tip at pivot 9, is equipped with the recess at the tip of pivot 9, and gravity iron plate 6 cup joints in the recess, and gravity iron plate 6 is downward all the time under the action of gravity, holds when handle 1 is luffing motion, drives pivot 9 by gravity iron plate 6 and rotates in the bearing to drive magnetic induction coil 7 and do the motion of cutting magnetism sense line, in order to produce electric current. The electric power storage module 8 is installed at the bottom of the accommodating groove in the groove and stores electric power. The magnetic induction coil 7 and the USB interface 10 are both electrically connected with the electric storage component 8, the USB interface 10 is embedded on the dumbbell head 2, and electric energy stored in the electric storage component 8 is output outwards through the USB interface 10.

A positive electrode 11 and a negative electrode 12 are arranged between the magnetic induction coil 7 and the electric storage assembly 8, two ends of the magnetic induction coil 7 are respectively and electrically connected with the positive electrode 11 and the negative electrode 12 through a conducting strip 13, and the positive electrode 11 and the negative electrode 12 are electrically connected with the electric storage assembly 8 through electric wires. The positive electrode 11 and the negative electrode 12 are both designed into a circular ring shape, the positive electrode 11 is designed into a large circular ring, and the negative electrode 12 is designed into a small circular ring. The bottom of the accommodating groove is respectively provided with a clamping groove matched with the large and small circular rings, the clamping grooves are positioned on the periphery of the rotating shaft 9, and the large and small circular rings are inserted and installed in the clamping grooves. And the small ring is sleeved in the large ring to save the installation space. One end of the conducting strip 13 is connected with the magnetic induction coil 7 in a welding way, and the other end is always attached and contacted with the inner sides of the large and small circular rings.

Further, the electric power storage assembly 8 comprises a lithium battery pack and a rectifying circuit, the electric power storage assembly 8 is wrapped by a shell, and the lithium battery pack is electrically connected with the USB interface 10 and the positive electrode and the negative electrode through the rectifying circuit respectively. The induced current generated by the magnetic induction coil 7 by cutting the magnetic induction line is conveyed to the rectifying circuit through the positive electrode and the negative electrode, and is output to the lithium battery pack after being rectified by the rectifying circuit, and after the electronic equipment is connected into the USB interface 10, the electric quantity stored in the lithium battery pack is output to the USB interface 10 through the rectifying circuit, so that the electronic equipment can be charged.

Furthermore, the magnetic induction coil 7 comprises an aluminum plate and a coil, a through hole is formed in the middle of the aluminum plate, and the aluminum plate is fixedly sleeved on the rotating shaft 9 through the through hole. The aluminum plate is used as a framework for supporting the coils, the coils are uniformly wound on the surface of the aluminum plate, and the coils are positioned on two sides of the rotating shaft 9. The coils on the two sides of the rotating shaft 9 are formed by winding the same copper wire, one end of each coil is electrically connected with the positive electrode 11 through the conducting strip 13, and the other end of each coil is electrically connected with the negative electrode 12 through the conducting strip 13, so that a closed cutting magnetic induction coil is formed.

Furthermore, the aluminum plate is rectangular, so that the coil is wound in a rectangular shape, and the coil and the magnetic field have a certain angle.

When the dumbbell generator is used, a user holds the handle 1 to swing up and down, the gravity iron block 6 inside the dumbbell head 2 is always downward under the action of gravity to drive the magnetic induction coil 7 in the rotating shaft 9 to rotate, the magnetic induction coil 7 cuts magnetic induction lines in a magnetic field between N, S polar magnets to move, induced current is generated and is conveyed to the electric storage assembly 8 through the positive electrode and the negative electrode, and the induced current is stored in the lithium battery pack after being rectified by the rectifying circuit in the electric storage assembly 8. The user can connect the electronic device to the USB interface 10 for charging.

The technical means disclosed by the scheme of the present invention is not limited to the technical means disclosed by the above embodiments, but also includes the technical scheme formed by the arbitrary combination of the above technical features. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications are also considered as the protection scope of the present invention.

Claims

1. A dumbbell generator is characterized in that: including hollow handle, a pair of dumbbell head, the apparatus further comprises a rotating shaft, N utmost point magnet, S utmost point magnet, magnetic induction coil, the gravity iron plate, the electric power storage component, the USB interface, the fixed cover of dumbbell head is established overhead at the cover at handle both ends, the dumbbell head has the holding tank, N utmost point magnet, S utmost point magnet sets up on the inslot wall of holding tank relatively, it has the bearing to embed at the both ends of handle, the pivot is pegged graft in the handle and fixed cover is established on the bearing, stretch out to the holding tank in the both ends of pivot are followed in the bearing, the fixed cover of magnetic induction coil is established in the pivot that is located the holding tank, magnetic induction coil is located between N utmost point magnet and the S utmost point magnet, the gravity iron plate cup joints the tip at the pivot, the inslot bottom at the holding tank is installed to the electric power storage component, magnetic induction coil and USB interface.

2. The dumbbell power generator of claim 1, further comprising a positive electrode, a negative electrode, and a conductive sheet, wherein the positive electrode and the negative electrode are installed at the bottom of the groove of the accommodating groove, two ends of the magnetic induction coil are respectively and electrically connected with the positive electrode and the negative electrode through the conductive sheet, and the positive electrode and the negative electrode are electrically connected with the power storage component through wires.

3. The dumbbell power generator of claim 2, characterized in that the electricity storage component comprises a lithium battery pack and a rectifying circuit, and the lithium battery pack is electrically connected with the USB interface and the positive and negative electrodes through the rectifying circuit respectively.

4. The dumbbell power generator of claim 3, wherein the magnetic induction coil comprises an aluminum plate and coils, a through hole is formed in the middle of the aluminum plate, the aluminum plate is sleeved on the rotating shaft through the through hole, the coils are uniformly wound on the surface of the aluminum plate, and the coils are positioned on two sides of the rotating shaft.

5. The dumbbell generator of claim 4, wherein the aluminum plate is configured as a rectangle.

6. The dumbbell power generator of claim 5, wherein the positive electrode and the negative electrode are both designed to be circular.

7. The dumbbell power generator of any one of claims 1 to 6, wherein the gravity iron is designed into a flat umbrella shape, a groove is arranged at the end part of the rotating shaft, the gravity iron is sleeved in the groove, and the gravity iron always faces downwards under the action of gravity.

8. The dumbbell power generator of claim 7, wherein the N-pole magnet and the S-pole magnet are both arranged in a circular arc shape.

9. The dumbbell generator of claim 8, further comprising an end cap that is fixedly attached to the slot of the receiving groove.