142 results about "Vibration-powered generator" patented technology

The invention discloses a minitype composite vibration power generator belonging to the field of minitype power technology and energy-saving technology. The minitype composite vibration power generator is a cantilever beam vibration power generator compounded by piezoelectricity and electromagnetism and mainly comprises an insulating shell, a piezoelectric cantilever beam, a permanent magnet and an inductance coil, wherein the piezoelectric cantilever beam consists of a piezoelectric sheet and a supporting substrate; the piezoelectric sheet is bonded on the supporting substrate; one end of the supporting substrate is fixed on the insulating shell; the permanent magnet is bonded with a free end of the piezoelectric cantilever beam; and an inductance coil is arranged right above the permanent magnet. Under the resonant state, the power generator synchronously outputs the piezoelectric current and the electromagnetic current; the output power is improved within the finite volume; furthermore, by adopting the structure of dispersing mass blocks, the energy collecting density is improved, and the working frequency scope is enlarged simultaneously.

The invention discloses a Y-type composite vibration generator which comprises 2 frames with the same shape, 1 cantilever beam, 2 permanent magnets, 2 coils and at least 1 piezoelectric piece, wherein each frame is integrally formed by three sections from left to right: a left horizontal part, an inclined plane part and a right horizontal part; the upper surface of a fixed end of the cantilever beam is in contact with the inner surface of the left horizontal part of one frame, and the lower surface is in contact with the inner surface of the left horizontal part of the other frame; the 2 permanent magnets are stuck on the upper and lower surfaces of a free end of the cantilever beam respectively and correspond to the right horizontal parts of the upper and lower frames respectively; the 2 coils are arranged on the outer surfaces of the right horizontal parts of the upper and lower frames respectively and correspond to the upper and lower permanent magnets respectively; and the piezoelectric piece is stuck on the outer surfaces of the inclined plane parts of the upper and lower frames. In the structure, a piezoelectric element and an electromagnetic element working in a stretching/compression mode are integrated at different parts of the same generator, thus the utilization rate of high vibration energy is increased, and the power generation capacity and the output power density of the generator are improved.

There is provided a generator generating power from vibration, capable of increasing a power generation voltage even if the vibration is small in amplitude to thereby enhance efficiency of power generation. A vibration power generator, provided with a mechanism for converting vibrational energy into electrical energy, comprises a switch for switching over whether or not power is outputted, and control of the switch is executed by periodic control thereof such that switchover occurs between respective time periods for outputting the power and respective time periods for not outputting the power at cycles not less than twice and not more than 100 times cycles of vibration. With the invention, efficiency of the generator can be enhanced, and it is possible to provide electronic equipment without power supply from outside, and capable of saving trouble of battery replacement.

The invention provides an on-line monitoring device and an on-line monitoring method for accurately measuring the breeze vibration of a high-tension line. The device consists of a rectangular metal shell and a vibration detection circuit which is arranged in the rectangular metal shell, wherein the vibration detection circuit comprises a vibration sensor circuit, a signal amplifying circuit, an analog/digital (A/D) conversion circuit, a data storage circuit, a clock circuit, a micro control unit (MCU), a wireless communication circuit and a micro vibration generator circuit; the micro vibration generator circuit supplies power to the vibration detection circuit; the sensor circuit timely acquires vibration data; the vibration data is subjected to signal amplification and A/D conversion and then sent to the MCU; after corresponding operation, the vibration data is wirelessly sent to a monitoring person and stored; if the vibration detection circuit detects that vibration amplitude or frequency is over-high and exceeds a preset threshold value, a corresponding signal is transmitted to the monitoring person for early warning; and the monitoring person can take remedial measures in advance according to specific situations to reduce loss. The invention is applicable to on-line monitoring of the high-tension line.

A piezoelectric ejector device is provided which is designed to minimize the intake of air into the device upon actuation by providing for laminar flow of the fluid. In an ejector mechanism that includes a generator plate and a piezoelectric actuator operable to directly or indirectly oscillate the generator plate, at a frequency to generate a directed stream of droplets of fluid, the generator plate includes a fluid facing surface, a droplet ejection surface, and a plurality of holes formed through its thickness between the surfaces. The plurality of holes are configured so as to minimize airflow through the plurality of openings from the droplet ejection surface to the fluid facing surface during generation of the directed stream of droplets by configuring the shape of the holes to minimize turbulence.

A multi-mode vibration power generator, comprising a bistable piezoelectric cantilever beam and an auxiliary structure. One end of the bistable piezoelectric cantilever beam is fixed, a piezoelectric layer is adhered to the root of a base layer, and a lead wire leads out from the surface of the piezoelectric layer and from the surface of the base layer, respectively. The free end of the bistable piezoelectric cantilever beam is adhered to a permanent magnet I. A permanent magnet II is disposed opposite the permanent magnet I. The permanent magnet I and the permanent magnet II are mutually repelling. The permanent magnet II is supported by a horizontally disposed spring, the other end of the spring being fixed. Both the permanent magnet I and the permanent magnet II are flanked by supports and coils, the supports being fixedly disposed and the coils being wound around the supports. The present invention effectively marries piezoelectric power generation with electromagnetic power generation, thereby significantly increasing the overall mechanical power conversion efficiency of a structure and greatly enhancing the power generation capabilities of a system.

The invention discloses a smart watch with vibration power supply. The smart watch comprises a watch body and a band body penetrating the watch body. An ARM (advanced RISC machines) mainboard, a clock display module, a polymer battery, a charge control module, a vibration generating mechanism, at least one smart acquisition element and a wireless transmission module, wherein the ARM mainboard is integrated with an electronic clock module; the clock display module is connected with the output end of the electronic clock module; the polymer battery is used for supplying power for the ARM mainboard; the charge control module is used for charging the polymer battery; the vibration generating mechanism is used for converting vibration mechanical energy into electric energy to be input to the charge control module; the at least one smart acquisition element is used for acquiring smart data; the wireless transmission module is connected with the ARM mainboard, and used for performing wireless data transmission with a smart terminal. According to the smart watch disclosed by the invention, based on the electromagnetic induction principle, the electric energy can be generated as long as the vibration generating mechanism capable of enabling hand activities to generate a cutting magnetic force is designed in the smart watch, and therefore, charging equipment do not need to be connected additionally.

The invention discloses an impact type vibration generator belonging to the technical field of vibration generation. The impact type vibration generator comprises a generator frame (1), two permanent magnets and a coil box (8), wherein the two permanent magnets are respectively fixed on the top surface and the bottom of the generator frame; the coil box (8) is positioned between the two permanent magnets, a second side wall opposite to a first side wall (18) of the generator frame is provided with an opening, one end of the coil box (8) is connected with the first side wall (18) by a first level spring (7), and the other end of the coil box (8) extends out of the generator frame through the opening and is connected with an excitation vibration plate (11). The impact type vibration generator has the other deformation structure that the first level spring (7) is replaced by a second level spring (4), one end of the second level spring (4) is fixed on the excitation vibration plate, and the other end of the second level spring is fixed on a second side wall (16) of a box body. The descriptive impact type vibration generator is of a flat shape, does not have rotating members, not only can use ocean current in the ocean, but also can use shallow water current in rivers and ditches to generate electricity and can reduce the adverse effect of the generator for the environment and maintenance cost at the same time.

The invention provides an electromagnetic type vibration generator. The core components of the vibration generator comprise magnet yokes, a vibration shaft and a shaft bossing. The vibration shaft, the left magnet yoke and the right magnet yoke from a closed magnetic circuit. The electromagnetic type vibration generator can be used for vibration generating under conditions of low frequency and large displacement. The magnet yoke portions are formed by laminating DW465-50 type silicon steel plates, and a closed magnetic circuit is formed, and therefore magnetic leakage amount is greatly reduced. The magnetic induction intensity maximum value of the interiors of the magnet yokes is 1.33 T, and the magnetic field utilization rate is 90.48%. The effect of the shaft bossing structure is to prevent a bearing from rotating during the vibration process of the vibration generator, and the rotation of the bearing during the vibration process of the vibration generator leads the magnetic circuit to be asymmetric. The vibration generator limits a permanent magnet and the magnet yokes by utilizing a linear bearing, and the influence of the magnetic force effect on generator vibration is reduced. The electromagnetic type vibration generator is suitable for vibration the frequency of which is in a range from 5Hz to 10 Hz and the displacement of which is in a range from 10 mm to 20 mm, and the electromagnetic type vibration generator is advantaged by being high in magnetic field utilization rate and simple to assemble, and being firm and reliable.

Provided is a vibration detection device wherein it is possible to store the power generated by the device itself and to reduce the size of the device. Also provided are an acceleration detection system and an air pressure detection terminal using said vibration detection device. A vibration detection terminal (2) is provided with a vibration power generator (4) which generates AC voltage by vibrating, a DC-AC conversion circuit (9) which converts the AC voltage generated by means of the vibration power generator (4) into DC voltage, a power storage element (10) which stores power by means of the converted DC voltage, and a counter circuit (7) which counts the number of vibrations of the AC voltage generated by means of the vibration power generator (4). The number of vibrations counted by means of the counter circuit (7) during a predetermined time period is sent to a vibration detection controller (3) as acceleration calculating data. The power storage element (10) supplies power to each constitutional element of the vibration detection terminal (2).

The invention discloses an integrated device for charging or replacing a battery through vibration impact energy and belongs to the technical field of vibration energy collection and utilization. The integrated device is mainly applied to public places with large visitor flow rates. A power generation mode with electromagnetism and piezoelectricity combined is adopted to collect the vibration impact energy in the environment, and electric energy is applied to battery charging or automatic replacing. The integrated device comprises a vibration power generation mechanism, a rectifying boosting module and a battery charging or automatic replacing mechanism. The vibration power generation mechanism is composed of a shell, a piezoelectric power generation mechanism and an electromagnetic power generation mechanism, wherein the piezoelectric power generation mechanism and the electromagnetic power generation mechanism are arranged in the shell. The piezoelectric power generation mechanism is composed of a piezoelectric piece fixing plate, a piezoelectric piece set and a balance weight. The electromagnetic power generation mechanism comprises a gear acceleration mechanism, a one-way transmission mechanism, a belt transmission mechanism, a frame body and a disc-type power generation mechanism. The battery charging or automatic replacing mechanism is composed of a shell, a battery push plate, a second reset spring, a battery pushing mechanism, a battery detection mechanism, a position switching mechanism and a battery storing and charging mechanism, wherein the battery pushing mechanism, the battery detection mechanism, the position switching mechanism and the battery storing and charging mechanism are arranged in the shell.

The invention discloses a built-in bicycle anti-theft device. The whole anti-theft device is arranged inside a bicycle frame and comprises a vibration electric generator, a storage battery, a controller, an alarm module, a buzzer, a GPS module, a GSM module, an antenna module and an antenna, wherein all the modules or parts are connected through cables. All the modules or parts are arranged in an isolation sleeve or an insulating sleeve so that a thief can be prevented from damaging a control circuit through the high temperature or through the high voltage and the strong current, and therefore reliable running of the anti-theft device is ensured.

The invention relates to a power generator which cannot consume power initiatively and can use the common mechanical vibration, oscillation as the power source for power generation, convert the mechanical energy of vibration and oscillation into usable or storable electric power; the generator can generate the electricity without consuming power in more occasions; based on improvement of the utility model of <power collection shock absorber>, the energy conversion efficiency is improved greatly; the application and maintenance cost is reduced. The vibration power generator comprises an energy collection system, an energy control system and an energy conversion system; the three systems are connected through hydraulic pipelines. The vibration power generator can comprise N energy collection systems, N energy control systems and an energy conversion system. The value of N can be adjusted optionally; the vibration power generator can acquire the vibration and the oscillation energy in a plurality of positions for centralized power generation.

The invention relates to an energy-saving vehicle which comprises a suspension system. The suspension system is provided with a vibration reduction power generation device which comprises a vibration reduction upper seat, a vibration reduction lower seat, a vibration reduction spring, a vibration reduction air bag, a magnetic bar and a power generation coil. The lower portion of the vibration reduction lower seat is provided with a shell, and the power generation coil is arranged in the shell. One end of the magnetic bar is installed on the vibration reduction upper seat, and the other end of the magnetic bar penetrates through the vibration reduction lower seat and extends into the shell. The vibration reduction air bag is cylindrical and is located between the vibration reduction upper seat and the vibration reduction lower seat and arranged on the magnetic bar in a sleeved mode. The vibration reduction air bag is provided with an air inlet and an air outlet, and turbine generators are arranged in the air inlet and the air outlet. The vibration reduction spring is fixedly arranged between the vibration reduction upper seat and the vibration reduction lower seat and arranged on the vibration reduction air bag in a sleeved mode. In addition, the energy-saving vehicle is further provided with a linear generator and a vibration generator. The energy-saving vehicle can drive the vibration reduction power generation device, the linear generator, the vibration generator and the turbine generators to generate power.

A composite vibration generator belongs to the technical field of the power generation device and comprises a cantilever beam component, a permanent magnet component and a piezoelectric power generation component. An impact block on a free end of a cantilever beam impact an impact induction type piezoelectric ceramic on a substrate to generate the power and simultaneously the vibration is generated in the substrate to be induced by the vibration induction type piezoelectric ceramic to generate the power. During the process, windings incise magnetic line of force to generate electromotive force. The generator is used for self-supplying the power to low power consumption electronic systems such as a wireless sensor net and a portable electronic device and used as a replaceable power supply to replace a battery or charge the battery.

The invention relates to a vibration generator and a generation method. The technical scheme is that: the vibration generator consists of a base, a battery and semispherical shell-shaped magnets and a vibration part, wherein two semispherical shell-shaped magnets are arranged on an outmost layer and generate an internal magnetic field; fixed links, sliding rods, a separation blade and internal spherical shells are fixed together; a sliding rod sleeve is connected with the sliding rod by a spring; a coil is attached to the surfaces of the internal spherical shells to form an integral generation coil structure; a plurality of limiting cylinders are uniformly distributed in the semispherical shell-shaped magnets; the tail ends of a plurality of sliding rod sleeves are positioned in the limiting cylinders, and are limited in a fixed area for motion; and the coil is triggered to vibrate by vibration to cut magnetic induction lines to generate current. The vibration generator and the generation method have the advantages of (1) simple structure and relatively lower cost; (2) wide coil motion range and high efficiency; (3) improvement, achieved by the division of the coil into a transverse direction, a longitudinal direction and a horizontal direction, of energy efficiency; (4) wide application range; and (5) scalability.

A vibration-powered generator (100) has a vibrating element (10) and a coil (40) arranged therearound, and is configured to obtain electromotive force by moving the vibrating element (10) relatively to the coil (40). The vibrating element (10) has a plurality of magnets (20a to 20d) arranged so as to oppose the pole-faces of the same polarity; end supporting portions (12, 13) which support the plurality of magnets from both ends in the direction of arrangement; and a cushioning (16). The cushioning (16) is held between the end supporting portion (12) and the magnet (20c), while being compressed under a stress exceeding the repelling force between the pole-faces of the magnets, so as to keep the magnets (20a to 20d) in a row without leaving a gap in between, overcoming the repelling force.

The invention discloses a curtain type wind power and vibration power generator. The curtain type wind power and vibration power generator comprises a permanent magnet, a cavity, a coil and the like. The curtain type wind power and vibration power generator is novel in structure and has a shape similar to an ordinary curtain, can use wind power, water power, vibration power and the like to generate electricity, and can further be used as a substitute for a traditional curtain and a traditional door curtain.

A vibration power generator comprises a magnetic body component, a coil, a shell and a movement component. The vibration power generator is characterized in that the magnetic body component and the coil are fixed to the shell and the movement component respectively, the movement component can move in a linear mode in a hollow cavity of the shell. The vibration power generator is compact in structure and small in size, utilizes the vibration damper structure of an existing electric car or a motorcycle or a bicycle or the like effectively, and converts the energy of the vibration damper into electric energy effectively.

The invention relates to a water circulation vibration power generator with a rainwater collection function, and belongs to the fields of vibration energy collection and power generation. The power generator comprises a super-magnetostrictive material slice, a pick-up coil, a flow board, a fixed plate, a retainer, a water filter, a shower, a tunnel, a water feeding pipe, a water filling channel, awater tank, a fixed pulley, a steel wire, a water carrier plate, a slide block, a connecting rod, a crank, a stepped shaft and an impeller. A vibration collector taking the super-magnetostrictive material slice as a core component is provided, rainwater beats the super-magnetostrictive material slice to vibrate, the rainwater is stored in the water tank, the impeller revolves to drive the slide block to make straight reciprocating motion and further drive the water carrier plate to move up and down, the rainwater is transferred to the tunnel to realize cyclic water supply, and the super-magnetostrictive material slice wound with the pick-up coil collects the vibration energy and converts the vibration energy into electric energy for output.

The invention discloses an intelligent button with a vibrating power supply function. The intelligent button is used for collecting data and wirelessly transmitting the collected data to an intelligent terminal device. The intelligent button comprises a button-type shell, an ARM (advanced riscs machine) main board, a polymer battery, a charging control module, a vibrating power generating mechanism, at least one intelligent collection element and a wireless transmission module, wherein the ARM main board, the polymer battery, the charging control module, the vibrating power generating mechanism, the intelligent collection element and the wireless transmission module are arranged in the button-type shell; the polymer battery is used for powering the ARM main board; the charging control module is used for charging the polymer battery, and the charging control module is connected with the ARM main board; the vibrating power generating mechanism is used for converting the vibrating mechanical energy to the electric energy to be inputted to the charging control module; the intelligent collection element is connected with the ARM main board and used for collecting the intelligent data; the wireless transmission module is connected with the ARM main board and used for transmitting the wireless data to the intelligent terminal device. By adopting the intelligent button with the vibrating power supply function, the trouble for forgetting the charging can be avoided; the intelligent button is additionally provided with the vibrating charging function, so that the kinetic energy produced in the daily activity can be converted into the electric energy to be used for charging the battery in the button.

[Problem] To realize high reliability and a long-term stabilized power supply (long lifetime) in the connection between a power supply terminal and a power supply land on a circuit board.

[Solution] A motor for generating vibration comprising a vibration generating mechanism having a rotating shaft attached with a weight, a housing case for accommodating at least a part of the aforementioned vibration generating mechanism, and a pair of power supply terminals protruding from the aforementioned housing for electrically connecting the power supply terminal to a power supply land by making the terminal elastically in contact with the power supply land of a power source side circuit board to be mounted in a housing of a portable apparatus and for supplying power to the aforementioned vibration generating mechanism, wherein each of a bending point and an action point of a movable portion of the power supply terminal movable in the direction in which the aforementioned power supply terminal contacts the aforementioned power supply land is arranged in a plane that includes a center of gravity of vibrational motion of the aforementioned motor for generating vibration and is almost perpendicular to the rotating axis of the aforementioned weight.