CN203995740U - A kind of device that utilizes gravity control generating to supplement flying wheel battery energy - Google Patents
A kind of device that utilizes gravity control generating to supplement flying wheel battery energy Download PDFInfo
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- CN203995740U CN203995740U CN201420432989.9U CN201420432989U CN203995740U CN 203995740 U CN203995740 U CN 203995740U CN 201420432989 U CN201420432989 U CN 201420432989U CN 203995740 U CN203995740 U CN 203995740U
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- flying wheel
- wheel battery
- bicycle
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- flying
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Abstract
The utility model relates to a kind of device that utilizes gravity control generating to supplement flying wheel battery energy.Its special feature is that the utility model is provided with gravity arrangement of clutch and power unit, and whether gravity arrangement of clutch is to flying wheel battery makeup energy according to the automatic control of the situation of bicycle running.Power unit is the dynamic power that utilizes bicycle rear, the flywheel stored energy of the electric drive flying wheel battery sending.Usefulness is in non-transformer occasion, can to flying wheel battery, supplement kinetic energy with bicycle.Utilize elemental gravity and self-locking mechanism automatically to control to flying wheel battery makeup energy, to alleviate Manpower Force Packaging.When bicycle descending, device and the automatic combination of bicycle, provide kinetic energy to flywheel.When bicycle goes up a slope or when travel in level land, install automatically separated with bicycle, to alleviate Manpower Force Packaging.
Description
Technical field
The utility model is about flying wheel battery (or claiming energy accumulation device for fly wheel) field, particularly relates to a kind of device of flying wheel battery makeup energy.
Background technology
In numerous closed-center systems, the limitation that flying wheel battery has been broken through chemical cell, realizes energy storage with physical method.When flywheel rotates with a fixed angular speed, just there is certain kinetic energy, flying wheel battery converts electric energy to its kinetic energy.Flying wheel battery is compared with chemical cell, and the outstanding advantages such as with its high efficiency, charging duration is short, relative size is little, cleanliness without any pollution are expected to become the energy-storage battery of tool prospect.
The principle of work of flying wheel battery: have a motor (electronic/power generation all-in-one machine) in flying wheel battery, during charging, this motor is with the running of electrical motor form, and the kinetic energy that the electric energy of external world's input is converted into flywheel by electrical motor stores, i.e. flying wheel battery " charging "; When the external world needs electric energy, this motor rotates with generator forms, by electrical generator, by the kinetic transformation of flywheel, is electric energy, exports to external loading, i.e. flying wheel battery " electric discharge ".In order to reduce windage loss, the loss of friction homenergic, flying wheel battery is arranged in vacuum box, and uses magnetic suspension bearing support rotating parts.
The feature that energy storage density is large, relative size is little of flying wheel battery, at present to more miniaturization, cheapization future development, even by the flying wheel battery that likely occurs being arranged in mobile phone.Because its energy storage density is large, be especially applicable to being carried on field non-transformer occasion, particularly, for the automobile friend who travels by bike, while camping, be a long felt need for an energy to laptop computer, radio receiver in the wild, the flying wheel battery of electric power is supported in illumination.Yet flying wheel battery can only drive driven by motor flywheel in vacuum box to rotate at present by the mode of energising, make flywheel store kinetic energy, and do not have in the wild can be to the power supply of flying wheel battery charging.
Summary of the invention
The purpose of this utility model is to provide a kind of in bicycle running, utilizes the rotation of bicycle quick to generate electricity to the device of the supplementary kinetic energy of flying wheel battery.
The utility model major technique thinking:
1,, for reducing Manpower Force Packaging, device is automatically to flying wheel battery makeup energy when bicycle descending.And when going up a slope, install automatically separated with bicycle.This automatic clutch mechanism Wei Fei power consumption mechanism.
2, flying wheel battery must be to operate in vacuum box, can be input to the motor in flying wheel battery vacuum box with bicycle electricity, with motor flywheel driven, rotates store kinetic energy.
Concrete technical scheme of the present utility model: comprise vacuum box and the flywheel in vacuum box and the motor of bicycle and after-frame thereof and trailing wheel, flying wheel battery, it is characterized in that, also comprise:
Gravity arrangement of clutch: it comprises erecting frame and clip, self-locking mechanism, push rod and movement weight rod; Described erecting frame is connected by the after-frame of clip and bicycle; Self-locking mechanism is arranged in the wedge groove of erecting frame, and it comprises slide block, steel ball and spring; One end of described push rod contacts with the steel ball discountinuity of self-locking mechanism, and the other end of push rod contacts with movement weight rod discountinuity; The second fulcrum on described movement weight rod and erecting frame is hinged;
Power unit: it comprises support, outer actuating device and flying wheel battery unit;
Wherein, the first fulcrum in described support top and erecting frame is hinged; Support bottom arranges outer actuating device and flying wheel battery unit; Support is also connected with self-locking mechanism by the slide block of self-locking mechanism;
Wherein, described outer actuating device comprises friction wheel and electrical generator, and friction wheel contacts with the trailing wheel discountinuity of bicycle; Friction wheel is connected with electrical generator; Electrical generator is connected with the converters in flying wheel battery unit by wire, for flying wheel battery provides electric power;
Wherein, described flying wheel battery unit comprises a flying wheel battery, a control circuit; Described flying wheel battery comprises flywheel and the motor in vacuum box and vacuum box, and the shell of vacuum box and electrical generator is connected; Described control circuit comprises micro controller system and button cell power supply, converters, converters is connected with electrical generator by wire, converters is also connected with flying wheel battery, micro controller system respectively, and micro controller system is connected with button cell power supply, converters respectively; This flying wheel battery unit provides electric power for external loading;
The using method of said apparatus:
First step: during bicycle carries out up-hill journey, power unit is under Action of Gravity Field, its support turns to free plumbness around the first fulcrum, and the angle of the clip of support and erecting frame is greater than 90 °, and the trailing wheel of its friction wheel and bicycle is in released state;
Second step: during bicycle carries out descent run, power unit is under Action of Gravity Field, and its support rotates around the first fulcrum, and the angle of the clip of support and erecting frame is less than 90 °, and friction wheel contacts with the trailing wheel of bicycle, and is driven by the trailing wheel of bicycle; When the trailing wheel of bicycle travels middle generation shake, the self-locking mechanism automatic locking support being connected with support, stops friction wheel separated with the trailing wheel of bicycle; The friction wheel rotating drives electrical generator to rotate generating, and the electricity that electrical generator sends is input to the motor in the vacuum box of flying wheel battery by converters, make motor accelerate flywheel driven and rotate, and stores mechanical kinetic energy;
Third step: when bicycle carries out level land while travelling, movement weight rod is under Action of Gravity Field, opposite sense around the second fulcrum towards trailing wheel rotates, the rectangular shape of angle of the clip of movement weight rod and erecting frame, and the top of movement weight rod promotes push rod, push rod promotes the steel ball of self-locking mechanism, make self-locking mechanism releasing bracket, so support, under Action of Gravity Field, rotates towards the opposite sense of trailing wheel around the first fulcrum, the rectangular shape of angle of the clip of support and erecting frame, friction wheel is separated with the trailing wheel of bicycle; Electrical generator stops generating; Flywheel relies on the kinetic energy storing to continue to rotate in vacuum box;
Repeating step 1, step 2 and step 3, the electrical generator that namely friction wheel drives constantly discountinuity is powered to flying wheel battery, and flywheel is constantly accelerated, until flywheel obtains the rotating speed that can power;
After this, when external loading needs electric power, operation micro controller system energising sender is to converters and flying wheel battery, and flywheel, as the generating of primary mover dragging motor, by converters output AC electricity, provides electric power through micro controller system to external loading.
The utility model feature is compared with prior art:
One,, in non-transformer occasion, can to flying wheel battery, supplement kinetic energy with bicycle.
Two, utilize elemental gravity and self-locking mechanism automatically to control to flying wheel battery makeup energy, to alleviate Manpower Force Packaging.When bicycle descending, device and the automatic combination of bicycle, provide kinetic energy to flywheel.When bicycle goes up a slope or when travel in level land, install automatically separated with bicycle, to alleviate Manpower Force Packaging.
Three, during rest in the wild, when the electric power that stores as flying wheel battery is not enough, can rotate the trailing wheel of bicycle, continue to flying wheel battery makeup energy.
Accompanying drawing explanation
Fig. 1 is schematic perspective view of the present utility model.
Fig. 2 is the schematic perspective view of another angle of Fig. 1.
Fig. 3 is the exploded drawings of the part of Fig. 2.
Schematic diagram when Fig. 4 is the utility model upward slope.
Fig. 5 is the A portion enlarged view of Fig. 4.
Schematic diagram when Fig. 6 is the utility model descending.
Fig. 7 is B portion enlarged view in Fig. 6.
Fig. 8 is the D-D cutaway view in Fig. 4.
Fig. 9 is the schematic diagram of the utility model when level land.
Figure 10 is the C portion enlarged view in Fig. 9.
Figure 11 is the schematic diagram of another implementation method.
Figure 12 is circuit diagram.
Figure 13 is the structural representation of flying wheel battery.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
Gravity arrangement of clutch: whether (referring to Fig. 1 to Fig. 6) this device is mainly to flying wheel battery makeup energy according to the automatic control of the situation of bicycle running.It comprises erecting frame 11 and clip 111, self-locking mechanism 12, push rod 13 and movement weight rod 14; Erecting frame 11 is connected by clip 111 and the after-frame 71 of bicycle;
Self-locking mechanism 12 is arranged on the wedge groove 129 interior (referring to Fig. 6 and Fig. 7) of erecting frame; This self-locking mechanism comprises slide block 121, steel ball 122 and spring 123.Steel ball 122 respectively with slide block 121 below, one end of spring 123, the following of wedge groove 129 contact.Contacting with steel ball 122 below of slide block 121, the top of slide block 121 contacts with the top of wedge groove 129.One end of spring 123 contacts with steel ball 122, and the other end withstands on one end of wedge groove 129.State shown in Fig. 7, slide block 121 can only be moved to the left, this is because steel ball 122 is headed on by spring 123, slide block 121 is pressed on wedge groove 129, so slide block 121 can not move right, thereby formed self-locking state.But if one end of push rod 13 promotes steel ball towards spring 123 directions, steel ball 122 is pressed slider 121 no longer just, and slide block 121 just can move right.And the movement of push rod 13 is controlled by movement weight rod 14.Movement weight rod 14 is articulated with the second fulcrum 19 on erecting frame 11, and movement weight rod 14 tops have discountinuity to contact with push rod 13.
Referring to Fig. 1, Fig. 3, Fig. 8 and Figure 12, power unit 2 comprises support 21, outer actuating device 4 and flying wheel battery unit (flying wheel battery unit comprises flying wheel battery 3 and control circuit 5).
Outer actuating device 4 comprises friction wheel 41 and electrical generator 43, and friction wheel 41 contacts with trailing wheel 72 discountinuitys of bicycle; Friction wheel 41 is connected with electrical generator 43; Electrical generator 43 is connected with the converters 51 in flying wheel battery unit by wire, for flying wheel battery 3 provides electric power;
Design friction wheel 41 in outer actuating device 4 and the reference example of electrical generator 43: generally, the average speed per hour of bicycle is 20 kilometers per hour, so the linear velocity of cycle wheel in advancing is 333 m/min.If friction wheel 41 is designed to 70 millimeters of diameters, friction wheel 41, under the drive of bicycle rear 72, has about 1500r/min rotating speed.If friction wheel 41 is directly connected with the rotor of electrical generator 43, according to the rotating speed formula n=60f/p(n of synchronous dynamo, be the rotating speed of electrical generator, f is the frequency of alternating current, be 50Hz, p is the number of pole-pairs of stator excitation) design electrical generator: generator unit stator field pole logarithm is 2,50Hz, rotating speed is 1500r/min.The electricity that electrical generator 43 sends is by wire, through the converters 51 of control circuit 5, is input to the motor 34 in vacuum box, and motor 34 flywheel drivens 31 rotate, and store mechanical kinetic energy; Another kind method can allow electrical generator 43 have 3000r/min rotating speed: method is between friction wheel and electrical generator 43, governor 42(to be set to see Fig. 8), namely utilize governor 42 that the rotating speed of friction wheel 41 is adjusted and doubled, the output shaft rotating speed that governor 42 is connected with electrical generator 43 reaches 3000r/min; The generator unit stator field pole logarithm of this situation is 1,50Hz, and rotating speed is 3000r/min.But shortcoming is to increase the weight that governor 42 can increase apparatus of the present invention.
Support 21 tops of power unit 2 and the first fulcrum 28 on erecting frame 11 hinged (referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 8); The shell of a part for support 21 bottoms and the governor 42 of outer actuating device is connected (if governor 42 is not set, the shell of a part for support 21 bottoms and the electrical generator 43 of outer actuating device is connected), the vacuum box 33 of support 21 bottom another part and flying wheel battery is connected; The shell of electrical generator 43 and vacuum box 33 are connected.The electricity piece of control circuit 5 can be arranged on (not shown) in the electrical box outside vacuum box 33; Namely the parts of power unit 2 are installed on support 21, and when first fulcrum 28 of support 21 on erecting frame 11 rotates, power unit 2 also rotates thereupon.
Support 21 is also connected (seeing Fig. 2, Fig. 3) by slide block 121 with self-locking mechanism 12.One chute 211 is set on support 21, and the slide block 121 of self-locking mechanism 12 is provided with a round pin 1211, and round pin 1211 is positioned at chute 211.When support 21 rotates, by round pin 1211 band movable sliders 121, move.Or slide block 121 fixedly time, is controlled support 21 and is not rotated.Like this, self-locking mechanism 12 just can pass through to control support 21, and then controls the motion of power unit 2.
Flying wheel battery unit: it comprises that a flying wheel battery 3(is referring to Figure 13), a control circuit 5(is referring to Figure 12); Described control circuit 5 comprises micro controller system 53 and button cell power supply 52, converters 51, converters 51 is connected with electrical generator 43 by wire, converters 51 is also connected with flying wheel battery 3, micro controller system 53 respectively, micro controller system 53 is connected with converters 51 with button cell power supply 52 respectively, external loading can be connected with micro controller system 53, to obtain electric power;
Known typical flying wheel battery 3 is referring to Figure 13, and the motor 34 of its flywheel 31 by flying wheel battery, bearing 32, flying wheel battery and 33 4 primary clusterings of vacuum chamber form.The motor 34 of flying wheel battery and the flywheel 31 of flying wheel battery all use the magnetic bearing 32 of tool, and it is suspended, and to reduce mechanical friction, the motor of the flywheel of flying wheel battery 31 and flying wheel battery 34 are placed in vacuum box 33, to reduce windage simultaneously.The input and output net effciency of such flying wheel battery can reach 95% left and right.The motor 34 of described flying wheel battery is dynamoelectric and power generation mutual-inverse type either-rotation motor.
Converters 51 is transformation of energy function uniies of prior art flying wheel battery, and it controls the motor 34 in flying wheel battery, realizes the mutual conversion of electric energy and mechanical energy, and has the functions such as frequency conversion, inversion, rectification.The electricity that electrical generator 43 sends is supplied with motor 34 after converters 51 conversion, and output electric energy is also to obtain the electric power requiring after converters 51 conversion.In converters 51, contain rectifier, frequency converter, inverter (do not draw, because being prior art, be not described in detail).When the electrical generator 43 that friction wheel 41 of the present utility model drives is powered, the alternating current that the rectifier of converters 51 sends electrical generator 43 converts direct current (DC) to, transducer drive motor 34 by converters 51 accelerates to rotate, flywheel driven 31 rotations, store mechanical kinetic energy, realize electric energy to the conversion of mechanical energy, i.e. the process of charging of flying wheel battery unit; During electrical generator 43 power failure, flywheel 31 is as 34 idle running of primary mover dragging motor; Constantly discountinuity is by converters 51 power supplies to flying wheel battery 3 for the electrical generator 43 that friction wheel 41 drives, and the frequency converter of converters 51 is constantly accelerated motor 34 rotating speeds, thereby the rotating speed of flywheel 31 is also constantly accelerated.After flywheel 31 obtains the rotating speed that can power (such as 10000r/min), just can start to start power supply to external loading.When external loading needs electric power, operation micro controller system 53 energising senders are to converters 51 and flying wheel battery 3, flywheel 31 is as 34 generatings of primary mover dragging motor, by the inverter output AC electricity of converters 51, through micro controller system 53, to external loading, provide electric power, complete mechanical energy to the conversion of electric energy, i.e. the discharge process of flying wheel battery 3.Wherein the button cell power supply in Figure 12 52 provides electric power to micro controller system 53.Above-mentioned flying wheel battery 3 and control circuit 5 are all that person of ordinary skill in the field knows well, no longer in detail tired stating.
Because bicycle is that manpower drives, long-distance riding, should design according to bicyclist's muscle power separately so be arranged on the total weight of the device of the of the present utility model supplementary flying wheel battery energy on bicycle, makes every effort to light-duty.In the actual flying wheel battery using, flywheel is the core component of whole flying wheel battery, and it has directly determined that the energy storage of whole flying wheel battery is how many, and the energy that its stores 2 is square in formula E=j ω 2(formula) determine.The rotor inertia that in formula, j is flywheel, relevant with shape and the weight of flywheel; ω is the spin velocity of flywheel.The energy storage density of flying wheel battery is generally at 150Wh/kg, and power density is 5000-10000W/kg.Can be according to the energy storage density of above-mentioned formula and flying wheel battery and power density in design, and in conjunction with the power consumption of actual needs, estimate device actual weight of the present utility model.
The using method of said apparatus:
Step 1: referring to Fig. 2, Fig. 4, Fig. 5, during bicycle carries out up-hill journey, the power unit 2 being arranged on support 21 is freely vertical under Action of Gravity Field with movement weight rod 14, the support 21 of power unit is greater than 90 ° with the angle of the clip 111 of erecting frame, and the trailing wheel 72 of its friction wheel 41 and bicycle is in released state;
Step 2: referring to Fig. 6, Fig. 7, during bicycle carries out descent run, be arranged on power unit 2 on support 21 under Action of Gravity Field, around the first fulcrum 28, rotate (arriving state shown in Fig. 6), support 21 and movement weight rod 14 are less than 90 ° with the angle of the clip 111 of erecting frame, friction wheel 41 contacts with the trailing wheel 72 of bicycle, and is driven (friction wheel preferentially adopts elastomeric material, because it has good elasticity and larger friction coefficient) by the trailing wheel 72 of bicycle; When the trailing wheel 72 of bicycle travels middle generation vibrations, friction wheel 41 just has the tendency of leaving trailing wheel 72.At this time self-locking mechanism 12 will stop friction wheel 41 separated with trailing wheel 72, namely when vibrations, support 21 will be stirred slide block 121 by round pin 1211 and move right, but because slide block 121 is pressed in wedge groove 129 by steel ball 122, thereby pinning support 21 can not rotate, like this, friction wheel 41 continues to keep contacting with trailing wheel 72, by trailing wheel 72, is driven.Friction wheel 41 drives electrical generator 43(or drives electrical generator 43 by governor 42) generating, the alternating current sending converts direct current (DC) to by the rectifier of converters 51, transducer drive motor 34 by converters 51 accelerates to rotate again, flywheel driven 31 rotations, store mechanical kinetic energy.
Step 3: referring to Fig. 9, Figure 10 carries out level land while travelling when bicycle, movement weight rod 14 is under Action of Gravity Field, opposite sense rotation (arriving state shown in Fig. 9) around the second fulcrum 19 towards trailing wheel 72, the rectangular shape of angle of the clip 111 of movement weight rod 14 and erecting frame, the top of movement weight rod 14 promotes push rod 13, the steel ball 122 that push rod 13 promotes in self-locking mechanism 12, make the slide block 121 in wedge groove 129 no longer compacted, slide block 121 is released together with support 21, so support 21 is under Action of Gravity Field, opposite sense rotation (arriving state shown in Fig. 9) around the first fulcrum 28 towards trailing wheel 72, the rectangular shape of angle of the clip 111 of support 21 and erecting frame, friction wheel 41 is separated with trailing wheel 72, like this, electrical generator 43 stops generating.So the motor 34 in vacuum box stops flywheel driven 31.Flywheel 31 relies on the kinetic energy storing to continue to rotate in vacuum box;
Repeating step 1, step 2 and step 3, the electrical generator 43 that namely friction wheel 41 drives constantly discountinuity is powered to flying wheel battery 3, makes motor 34 and flywheel 31 constantly accelerate to rotate, until flywheel 31 obtains the rotating speed that can power.After this, when external loading needs electric power, operation micro controller system 53 energising senders are to converters 51 and flying wheel battery 3, flywheel 31 is as 34 generatings of primary mover dragging motor, the electricity sending, by the inverter output AC electricity of converters 51, provides electric power through micro controller system 53 to external loading.
Another implementation method: for the person of riding of physically alive, while travelling on level land, also can utilize the utility model to implement makeup energy to flying wheel battery.Method is (to see Figure 11) on level land, and friction wheel 41 is adjusted to trailing wheel 72 and contacted, and then clip 111 is fixed on after-frame 71.Like this, bicycle, when descending travels pacifically, can be given flying wheel battery makeup energy.And when going up a slope, friction wheel 41 is separated with trailing wheel 72, no longer consume the person's of riding muscle power.
In addition, when rest in the wild, when as not enough in the electric power of flying wheel battery storage, can rotate the trailing wheel of bicycle, continue to flying wheel battery makeup energy.
Claims (1)
1. utilize a device for the supplementary flying wheel battery energy of gravity control generating, comprise vacuum box and the flywheel in vacuum box and the motor of bicycle and after-frame thereof and trailing wheel, flying wheel battery, it is characterized in that, also comprise:
Gravity arrangement of clutch: it comprises erecting frame and clip, self-locking mechanism, push rod and movement weight rod; Described erecting frame is connected by the after-frame of clip and bicycle; Self-locking mechanism is arranged in the wedge groove of erecting frame, and it comprises slide block, steel ball and spring; One end of described push rod contacts with the steel ball discountinuity of self-locking mechanism, and the other end of push rod contacts with movement weight rod discountinuity; The second fulcrum on described movement weight rod and erecting frame is hinged;
Power unit: it comprises support, outer actuating device and flying wheel battery unit;
Wherein, the first fulcrum in described support top and erecting frame is hinged; Support bottom arranges outer actuating device and flying wheel battery unit; Support is also connected with self-locking mechanism by the slide block of self-locking mechanism;
Wherein, described outer actuating device comprises friction wheel and electrical generator, and friction wheel contacts with the trailing wheel discountinuity of bicycle; Friction wheel is connected with electrical generator; Electrical generator is connected with the converters in flying wheel battery unit by wire, for flying wheel battery provides electric power;
Wherein, described flying wheel battery unit comprises a flying wheel battery, a control circuit; Described flying wheel battery comprises flywheel and the motor in vacuum box and vacuum box, and the shell of vacuum box and electrical generator is connected; Described control circuit comprises micro controller system and button cell power supply, converters, converters is connected with electrical generator by wire, converters is also connected with flying wheel battery, micro controller system respectively, and micro controller system is connected with button cell power supply, converters respectively; This flying wheel battery unit provides electric power for external loading.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420432989.9U CN203995740U (en) | 2013-09-18 | 2014-08-04 | A kind of device that utilizes gravity control generating to supplement flying wheel battery energy |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320579010 | 2013-09-18 | ||
| CN201320579010.6 | 2013-09-18 | ||
| CN201420432989.9U CN203995740U (en) | 2013-09-18 | 2014-08-04 | A kind of device that utilizes gravity control generating to supplement flying wheel battery energy |
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| Publication Number | Publication Date |
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| CN203995740U true CN203995740U (en) | 2014-12-10 |
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| CN201420432989.9U Expired - Fee Related CN203995740U (en) | 2013-09-18 | 2014-08-04 | A kind of device that utilizes gravity control generating to supplement flying wheel battery energy |
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| CN (1) | CN203995740U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104442434A (en) * | 2013-09-18 | 2015-03-25 | 杜文娟 | Device for controlling electricity generation and supplementing flywheel battery energy by utilizing gravity |
-
2014
- 2014-08-04 CN CN201420432989.9U patent/CN203995740U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104442434A (en) * | 2013-09-18 | 2015-03-25 | 杜文娟 | Device for controlling electricity generation and supplementing flywheel battery energy by utilizing gravity |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20150804 |
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| EXPY | Termination of patent right or utility model |