CN213185605U

CN213185605U - Micro-motion type hand-driven charger

Info

Publication number: CN213185605U
Application number: CN202021965188.0U
Authority: CN
Inventors: 白顺科
Original assignee: Nanjing Vocational University of Industry Technology NUIT
Current assignee: Nanjing Vocational University of Industry Technology NUIT
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-05-11
Anticipated expiration: 2030-09-10

Abstract

The utility model discloses a micro-motion type hand-driven charger, which relates to the field of charging equipment and comprises a chassis, a fork arm module, a pulse generator, a rectifying module, an energy storage battery, a charging socket, an upper cover, a lighting lamp and a protective claw, wherein the fork arm module, the pulse generator, the rectifying module, the energy storage battery and the lighting lamp are all embedded in the chassis, the upper cover is covered above the chassis, the utility model utilizes a motion conversion mechanism consisting of a fork arm, a gear transmission and a one-way bearing to convert the micro-amplitude swing generated by the pressing and holding of the palm into one-way rotation motion and transmit the motion to the rotor of the micro-generator to temporarily store partial mechanical energy in the form of rotational inertia energy, meanwhile, a stator coil of the generator is coupled with a magnetic field of the rotor to generate a pulsating induced potential, and finally, the pulsating induced potential is converted into a stable voltage by using a rectifying circuit and an energy storage battery and is used for charging personal electronic equipment. The utility model has the advantages of high conversion efficiency and power density, small size and size, reliable operation, low cost, convenient carrying and the like.

Description

Micro-motion type hand-driven charger

Technical Field

The utility model belongs to the battery charging outfit field, concretely relates to fine motion formula hand drive charger.

Background

Personal electronic consumer products are becoming more widely used, and therefore portable backup power sources are becoming indispensable portable components, and portable disposable or rechargeable batteries are generally used as backup power sources at present.

Because the existing mode of adopting a battery as a standby power supply can not be recharged outdoors or in an electricity-deficient environment, some portable manpower power generation devices are also appeared in the market as the standby power supply, the power generation devices adopt the strength of the limbs such as arms or feet of the human body to do work on the specially designed portable power generation devices and convert mechanical power into electric energy, and the mode has the defects of complex energy conversion mechanism, large volume and weight, high cost, influence on the normal life rhythm of people and the like, so the popularization is difficult; some devices convert the treading force of feet into electric energy by using the piezoelectric effect or generate electric energy by using the heat generated by human bodies by using the thermoelectric effect, and the electric energy conversion efficiency and the energy intensity of the power generation devices are very low and are difficult to adapt to the higher and higher power requirements of personal electronic consumer products; some portable power generation devices also use solar cells as power sources, but the devices still have the defects of large volume, high cost, small power density corresponding to unit volume, harsh use conditions and the like, and cannot meet the market requirements.

Therefore, there is a need to develop a portable power generation device that utilizes human body's biological energy, high electric energy conversion efficiency and power density, small size and dimension, less interference with human body's activities, reliable operation, and low cost as a backup power source for personal electronic consumer goods that are increasingly widely used.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fine motion formula hand power drive charger to solve the above-mentioned defect that leads to among the prior art.

A micro-motion type hand-driven charger comprises a chassis, a fork arm module, a pulse generator, a rectifying module, an energy storage battery, a charging socket, an upper cover, a lighting lamp and a protective claw;

the fork arm module, the pulse generator, the rectifying module, the energy storage battery and the illuminating lamp are all embedded in the chassis, and the upper cover is arranged above the chassis in a covering manner;

the fork arm module is connected to the pulse generator and is used for driving the pulse generator to generate electricity, the pulse generator is connected to the energy storage battery through the rectifier module to realize the storage of electric energy, the upper cover is further provided with the clamping of protecting the claw in order to realize electronic equipment, the energy storage battery is connected to the charging socket and is used for charging lighting lamp and electronic equipment.

Preferably, the yoke module includes yoke axle, yoke pole, yoke pitch arc, torsional spring and yoke bearing, and the outer fringe of yoke pitch arc is the tooth of fan-shaped and outer fringe and the drive gear meshing of pulse generator, and yoke pole and yoke pitch arc are alternately the angle and inlay and locate on the yoke axle, and the yoke axle is located between chassis and the upper cover through the yoke bearing that sets up from top to bottom, and the torsional spring cover is located on the yoke axle and the torsional spring both ends anchor respectively locate on yoke pitch arc and the stock torsional spring stock on the chassis.

Preferably, the pulse generator includes the motor cabinet, lower bearing, the main shaft, the generator stator, the generator rotor, the chuck, the upper bearing, one-way bearing and drive gear, the motor cabinet upper end is established to the chuck inlays, the center of chuck and motor cabinet is located through upper bearing and lower bearing respectively at the both ends of main shaft, the generator stator is located on the motor cabinet around the main shaft, the generator rotor inlays and locates on the main shaft and cover around in the generator stator, drive gear locates the main shaft upper end through one-way bearing, the motor cabinet is located on the chassis, the voltage output coil of generator stator passes through the rectification module and energy storage battery, the socket that charges, the light links to each other.

Preferably, the left side and the right side of the upper cover are respectively provided with an embedded finger groove, the left protective claw and the right protective claw are respectively arranged on the left side and the right side of the upper part of the upper cover, the protective claw is composed of a sliding plate, a tension spring and a claw finger, the sliding plate is slidably arranged in the sliding groove of the upper cover body and is anchored on the upper cover through the tension spring, and the claw finger is hinged to the upper end and the lower end of the upper surface of the upper cover or the outer end of the sliding plate through a hinge shaft.

Preferably, the claw finger comprises a fingerboard, an armature embedded in the heel of the fingerboard and a magnetic attraction embedded in the surface or sliding plate of the upper cover.

Preferably, the inner side of the fingerboard is stuck with an anti-slip film made of rubber materials.

The utility model has the advantages that: the utility model discloses the motion transformation mechanism that utilizes yoke, gear drive and one-way bearing to constitute converts the micro-amplitude swing of the pressure of palm to one-way rotary motion and transmits the rotor that gives micro generator and temporarily preserves partial mechanical energy with the form of rotatory inertial energy, and the stator coil of generator produces the pulsation induced electromotive force to the coupling in the magnetic field of rotor simultaneously, utilizes rectifier circuit and energy storage battery to convert the pulsation induced electromotive force to steady voltage and charge for personal electronic equipment at last. The utility model has the advantages of high conversion efficiency and power density, small size and size, reliable operation, low cost, convenient carrying and the like.

Drawings

Fig. 1 is a top view of the middle chassis and the upper cover in a separated state.

Fig. 2 is a schematic view of the internal structure of the middle yoke module and the pulse generator according to the present invention.

Fig. 3 is a sectional view along a-a direction of the chassis 1 and the upper cover 7 of fig. 1 combined.

Fig. 4 is a sectional view taken along the direction B-B of fig. 1 after the base plate 1 and the upper cover 7 are combined.

Fig. 5 is a partial enlarged view of the middle finger portion of the present invention.

Fig. 6 is an electrical schematic diagram of the present invention.

Fig. 7 is a schematic view of an application case of the present invention.

In the figure, a chassis 1, a fork arm module 2, a pulse generator 3, a rectifier module 4, an energy storage battery 5, a charging socket 6, an upper cover 7, a lighting lamp 8 and a protection claw 9.

A torsion spring anchor 101;

a fork arm shaft 201, a fork arm rod 202, a fork arm tooth arc 203, a torsion spring 204 and a fork arm bearing 205;

a generator base 301, a lower bearing 302, a main shaft 303, a generator stator 304, a generator rotor 305, a chuck 306, an upper bearing 307, a one-way bearing 308 and a driving gear 309;

a finger groove 701;

a sliding plate 91, a tension spring 92 and a claw finger 93;

a hinge shaft 930, a finger plate 931, an antiskid membrane 932, an armature 933 and a magnet 934;

cell phone 1000, palm 1001.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

The embodiment of the utility model discloses a fine motion type hand-driven charger, which comprises a chassis 1, a fork arm module 2, a pulse generator 3, a rectifier module 4, an energy storage battery 5, a charging socket 6, an upper cover 7, a lighting lamp 8 and a protective claw 9, wherein the fork arm module 2 is arranged on the chassis;

the fork arm module 2, the pulse generator 3, the rectifier module 4, the energy storage battery 5 and the illuminating lamp 8 are all embedded in the chassis 1, and the upper cover 7 is covered above the chassis 1;

the fork arm module 2 is connected to the pulse generator 3 and is used for driving the pulse generator 3 to generate electricity, the pulse generator 3 is connected to the energy storage battery 5 through the rectifier module 4 to realize the storage of electric energy, still be equipped with on the upper cover 7 protect the centre gripping of claw 9 in order to realize electronic equipment, the energy storage battery 5 is connected to the socket 6 that charges and is used for charging for light 8 and electronic equipment.

In this embodiment, the yoke module 2 includes yoke axle 201, yoke pole 202, yoke tooth arc 203, torsional spring 204 and yoke bearing 205, the outer fringe of yoke tooth arc 203 is the tooth of fan-shaped and outer fringe and the meshing of the drive gear 309 of pulse generator 3, yoke pole 202 and yoke tooth arc 203 are the crossing angle and inlay and locate on yoke axle 201, yoke axle 201 locates between chassis 1 and upper cover 7 through the yoke bearing 205 that sets up from top to bottom, torsional spring 204 cover is located on yoke axle 201 and the stock torsional spring stock 101 on yoke tooth arc 203 and chassis 1 is located to the anchor respectively at torsional spring 204 both ends.

In this embodiment, the pulse generator 3 includes a motor base 301, a lower bearing 302, a main shaft 303, a generator stator 304, a generator rotor 305, a chuck 306, an upper bearing 307, a one-way bearing 308 and a driving gear 309, the chuck 306 is embedded in the upper end of the motor base 301, two ends of the main shaft 303 are respectively disposed in the centers of the chuck 306 and the motor base 301 through the upper bearing 307 and the lower bearing 302, the generator stator 304 is disposed on the motor base 301 around the main shaft 303, the generator rotor 305 is embedded on the main shaft 303 and surrounds the generator stator 304, the driving gear 309 is disposed on the upper end of the main shaft 303 through the one-way bearing 308, the motor base 301 is disposed on the chassis 1, and a voltage output coil of the generator stator 304 is connected with the energy storage battery 5, the charging socket 6 and.

In this embodiment, the left and right sides of the upper cover 7 are respectively provided with an embedded finger slot 701, the left and right protection claws 9 are respectively arranged on the left and right sides of the upper part of the upper cover 7, each protection claw 9 is composed of a sliding plate 91, a tension spring 92 and a claw finger 93, the sliding plate 91 is slidably arranged in the sliding groove of the upper cover 7 body and is anchored on the upper cover 7 through the tension spring 92, and the claw finger 93 is hinged to the upper and lower ends of the upper surface of the upper cover 7 or the outer end of the sliding plate 91 through a hinge 930.

In this embodiment, the fingers 93 include finger plates 931, an armature 933 embedded in the heel of the finger plates 931, and magnetic catches 934 embedded in a surface or sled 91 of the upper cover 7.

In this embodiment, an anti-slip film 932 made of a rubber material is attached to the inner side of the finger plate 931.

The working process of the embodiment is as follows:

referring to fig. 1 to 7, in a typical application of this embodiment, for example, as shown in fig. 7, a user only needs to pull the left and right sliding plates 91 of the upper cover 7 apart and unfold the four fingers 93, and then snap the personal electronic device (e.g., a mobile phone) into the device (the anti-slip film 932 in the fingers 93 can prevent the mobile phone from slipping), so as to connect the charging socket of the mobile phone with the charging socket 6 of this embodiment through a cable.

The user holds the chassis 1 of the charger by hand and buckles the finger grooves 701 on the left and right sides with the four fingers and the thumb respectively, the pressing of the four fingers to the yoke lever 202 drives the yoke tooth arc 203 to overcome the resistance moment of the torsion spring 204 and rotate around the yoke shaft 201, and then the driving gear 309 meshed with the driving gear drives the main shaft 303 of the pulse generator 3 to rotate (at the moment, the one-way bearing 308 is in a locking state) and drives the generator rotor 305 to rotate and temporarily store part of mechanical energy in the form of rotational inertia energy. When the fork arm lever 202 is pressed to the extreme position, the driving gear 309 engaged with the fork arm tooth arc 203 stops rotating, the main shaft 303 and the generator rotor 305 continue to rotate in the forward direction due to inertia and are not restrained by the one-way bearing 308 (at the moment, the one-way bearing 308 is in an unlocking state), so that the stator coil of the generator is coupled with the magnetic field generated by the magnetic poles of the rotor to generate a pulsating induction potential, and finally, the mechanical energy contained by pressing the fork arm lever 202 by fingers is converted into electric energy with stable voltage by using a rectifying circuit and an energy storage battery of the rectifying and electric storage module to charge personal electronic equipment. When the four fingers are released, the torsion spring 204 starts to drive the fork arm lever 202 to reset to rotate in the reverse direction, so that the driving gear 309 meshed with the fork arm gear arc 203 rotates in the reverse direction, in the process, the one-way bearing 308 is in an unlocked state, and therefore the main shaft 303 and the generator rotor 305 cannot be prevented from rotating in the forward direction still kept due to inertia, and therefore the rotational inertia stored in the main shaft 303 and the generator rotor 305 can still be converted into electric energy to continuously charge the personal electronic equipment. Along with the user to the pressure of holding of yoke pole 202 and release, above-mentioned process goes on repeatedly, consequently the utility model discloses can let the user can walk and can change the mechanical energy that its palm held the pressure production into the electric energy and continuously charge for its personal electronic equipment on one side.

It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of the invention or which are equivalent to the scope of the invention are embraced by the invention.

Claims

1. A micro-motion type hand-driven charger is characterized in that: the device comprises a chassis (1), a fork arm module (2), a pulse generator (3), a rectification module (4), an energy storage battery (5), a charging socket (6), an upper cover (7), a lighting lamp (8) and a protection claw (9);

the fork arm module (2), the pulse generator (3), the rectifying module (4), the energy storage battery (5) and the illuminating lamp (8) are all embedded in the chassis (1), and the upper cover (7) is covered above the chassis (1);

the fork arm module (2) is connected to the pulse generator (3) and is used for driving the pulse generator (3) to generate electricity, the pulse generator (3) is connected to the energy storage battery (5) through the rectifier module (4) so as to realize the storage of electric energy, the upper cover (7) is provided with the clamping of the protective claw (9) so as to realize the electronic equipment, and the energy storage battery (5) is connected to the charging socket (6) and is used for charging the illuminating lamp (8) and the electronic equipment.

2. The jogging hand-powered charger according to claim 1, characterized in that: yoke module (2) are including fork arm axle (201), yoke pole (202), yoke tooth arc (203), torsional spring (204) and yoke bearing (205), the outer fringe of yoke tooth arc (203) is the tooth of fan-shaped and outer fringe and drive gear (309) meshing of pulse generator (3), fork arm pole (202) and yoke tooth arc (203) are the fork angle and inlay and locate on fork arm axle (201), fork arm axle (201) are located between chassis (1) and upper cover (7) through yoke bearing (205) that sets up from top to bottom, torsional spring (204) cover is located on fork arm axle (201) and on torsional spring (204) both ends anchor respectively locate on yoke tooth arc (203) and chassis (1) torsional spring stock (101).

3. The jogging hand-powered charger according to claim 2, characterized in that: the pulse generator (3) comprises a motor base (301), a lower bearing (302), a main shaft (303), a generator stator (304), a generator rotor (305), a chuck (306), an upper bearing (307), a one-way bearing (308) and a driving gear (309), the chuck (306) is embedded at the upper end of the motor base (301), the two ends of the main shaft (303) are respectively arranged at the centers of the chuck (306) and the motor base (301) through the upper bearing (307) and the lower bearing (302), the generator stator (304) is arranged on the motor base (301) around the main shaft (303), the generator rotor (305) is embedded on the main shaft (303) and wound on the generator stator (304), the driving gear (309) is arranged at the upper end of the main shaft (303) through the one-way bearing (308), the motor base (301) is arranged on the chassis (1), a voltage output coil of the generator stator (304) is connected with an energy storage battery (5) through a rectifying module (4, The charging socket (6) is connected with the illuminating lamp (8).

4. The jogging hand-powered charger according to claim 1, characterized in that: the left and right sides of upper cover (7) is equipped with embedded finger groove (701) respectively, protects claw (9) and divides two left and right sides in the upper portion of upper cover (7) to locate the upper portion left and right sides of upper cover (7) respectively, protects claw (9) and comprises slide (91), extension spring (92) and claw finger (93), and slide (91) locate in the spout of upper cover (7) body and on upper cover (7) through extension spring (92) anchor, and claw finger (93) articulate the outer end in the upper and lower both ends of the upper surface of upper cover (7) or slide (91) through hinge (930).

5. The micro-motion hand-driven charger of claim 4, wherein: the fingers (93) comprise finger plates (931), armatures (933) embedded in the heels of the finger plates (931) and magnetic attraction pieces (934) embedded in the surface or sliding plate (91) of the upper cover (7).

6. The jogging hand-powered charger according to claim 5, characterized in that: and an anti-slip film (932) made of rubber materials is stuck to the inner side of the finger plate (931).