CN203608137U - Combined-type portable power generation device - Google Patents

Abstract

The utility model discloses a composite portable power generating device which converts mechanical energy, thermal energy and solar energy into electric energy. The device can be worn on the wrist or the calf. The device converts the mechanical energy of the swinging arms or legs of a person into electrical energy during walking, and also converts the flowing heat energy caused by the temperature difference between the human skin and the outside world into electrical energy. In addition, in the case of light, Solar panels in the unit also generate electricity. The layout of the entire composite power generation device is that the thermoelectric power generation part is located at the bottom of the device, above which is the mechanical power generation part, and the outermost layer is the solar panel. This design has the characteristics of compact structure, easy to carry and long service life, and can solve the problem of insufficient power supply of portable electronic products and wearable electronic products, so it has a good application prospect.

Description

A composite portable power generating device

technical field

The invention relates to the technical field of machinery, in particular to a composite portable power generating device.

Background technique

With the improvement of people's living standards and the development of science and technology, various portable electronic products and wearable electronic products will be used more and more widely. However, in these electronic products, there is often a very serious problem, that is, insufficient battery power supply makes these products unable to be used continuously for a long time. Faced with this problem, portable power generation technology has emerged in recent years to provide power or charge to portable electronic products anytime and anywhere. Portable power generation technologies use energy carried by the body or energy present in the environment to convert it into electricity, such as portable solar chargers.

It should be pointed out that the energy carried by the human body or the energy in the environment is often unstable. In a specific place, a single energy conversion method may not be able to provide enough power to meet the needs of use. Therefore, the present invention proposes a composite energy conversion method, which integrates three energy conversion methods into the same device to realize a composite portable power generation device.

Contents of the invention

The object of the present invention is to provide a portable composite power generation device that converts thermal energy, mechanical energy and solar energy into electrical energy.

The technical solution adopted by the present invention to solve the technical problem is: a composite portable power generation device, which is composed of a heat conducting sheet 1, a thermoelectric sheet 2, a cooling sheet 3, a vibration generating mechanism 10, and a solar panel 8. The heat conduction sheet 1, the thermoelectric sheet 2 and the cooling sheet 3 form a thermoelectric power generation unit, which is located at the bottom of the power generation device; the vibration power generation mechanism 10 is a mechanical energy generation unit, which is located at the middle layer of the power generation device; The power generation unit is located at the outermost layer of the power generation device. The heat conduction sheet 1 is located at the bottom of the device, and above the heat conduction sheet 1 is a thermoelectric sheet 2, and the thermoelectric sheet 2 and the heat conduction sheet 1 are bonded and fixedly connected with heat conduction glue. The vibration generating mechanism 10 is located on the thermoelectric sheet 2, and the vibration generating mechanism 10 has a rectangular shell made of metal material, and the C surface 19 of the rectangular casing is fixedly connected with the thermoelectric sheet 2 through thermally conductive glue. The A surface 17 and the B surface 18 of the rectangular shell of the vibration power generating mechanism 10 have heat sinks 3 bonded and fixedly connected by heat-conducting adhesives respectively, and the D surface 20 of the rectangular shell of the vibration power generating mechanism 10 has a heat sink 3 fixed by bonding or metal parts. solar panels8.

The composite power generation device of the present invention is divided into three parts: the first part is a thermoelectric power generation unit composed of a heat conducting sheet 1, a thermoelectric sheet 2 made of thermoelectric materials and a heat sink 3; the second part is composed of a piezoelectric sheet 5. The clamping seat 7, the support piece 4 and the mass block 6 form a piezoelectric vibration generating mechanism with a cantilever beam structure, or an electromagnetic vibration generating mechanism with a moving coil structure composed of multiple sets of coils and multiple sets of magnets; The third part is a power generation unit composed of solar panels. The above three parts are output together after voltage stabilization and rectification through the interface circuit.

The above-mentioned composite power generation device of the present invention, its thermoelectric power generation part converts the flowing heat energy generated by the temperature difference between the human skin and the outside world into electric energy. When in use, the thermoelectric sheet 2 outputs electric energy to the electric energy storage or load through the interface circuit 2.

The above-mentioned composite power generation device of the present invention, its mechanical energy power generation part, for the piezoelectric vibration power generation mechanism, when the human body moves, it drives the cantilever beam to vibrate so as to drive the piezoelectric sheet 5 to generate charges to realize the conversion of mechanical energy to electric energy; for the electromagnetic vibration power generation mechanism when When the human body moves, it drives the coil to vibrate to generate electricity through electromagnetic induction to realize the conversion of mechanical energy into electrical energy. The above-mentioned piezoelectric vibration generating mechanism or electromagnetic vibration generating mechanism outputs electric energy to the electric energy storage or load through the interface circuit 1 .

The above-mentioned composite power generation device of the present invention, its solar power generation part is a solar battery panel, and the battery panel supplies power to the electric energy storage or load through the interface circuit 2 .

Beneficial effect:

1. The present invention can well solve the problems of existing portable generators and wearable electronics due to single energy transfer.

The problem of insufficient power supply caused by changing the way, realizes the power supply to electronic equipment with greater power consumption

function.

2. The present invention is compact in structure, small and exquisite, and easy to carry.

Description of drawings

Fig. 1 is a schematic structural view of the hybrid power generation device of the present invention.

Identification instructions: 1-heat conducting sheet; 2-thermoelectric sheet; 3-radiating sheet; 4-support sheet; 5-piezoelectric sheet; 6-mass block; 7-clamping seat; 8-solar panel; 9-belt; 10- Vibration generating mechanism.

Fig. 2 is a schematic structural view of the piezoelectric vibration generating mechanism of the present invention, Fig. 2(a) shows a front view of the generating mechanism, and Fig. 2(b) shows a side view of the generating mechanism.

Identification instructions: 4-support piece; 5-piezoelectric piece; 6-mass block; 7-clamping seat; 17-side A of the power generating mechanism; - D side of the generator; 21 - E side of the generator; 22 - F side of the generator.

Fig. 3 is a structural schematic diagram of the electromagnetic vibration power generating mechanism of the present invention.

Identification instructions: 11-permanent magnet; 12-coil; 13-spring; 14-permanent magnet support seat; 15-external device box; 17-A side of the generator; 18-B side of the generator; C surface; 20—the D surface of the generating mechanism.

Figure 4 is a schematic diagram of a solar panel portion of the present invention.

Identification instructions: 8-solar panel; 16-wire.

FIG. 5 is a circuit diagram of the energy management of the present invention.

Detailed ways

The invention will be described in further detail below in conjunction with the accompanying drawings.

In the present invention, the composite power generation device is worn on the wrist or the calf, and the shaking of the arm or calf is driven by the person in the process of walking, so that the cantilever beam or the coil in the device vibrates to convert mechanical energy into electrical energy, and at the same time, the human skin The flowing heat energy caused by the temperature difference with the outside world is also converted into electrical energy. In addition, in the case of sunlight, the solar panel in the device can also generate electricity, thereby realizing compound energy conversion to power rechargeable batteries or rechargeable batteries. Wear electronic products to charge.

The specific implementation is as follows:

As shown in Fig. 1, the present invention provides a kind of composite portable power generation device, and this device is made up of heat conduction sheet 1, thermoelectric sheet 2, heat sink 3, support sheet 4, piezoelectric sheet 5, mass block 6, clamping seat 7. 8 components of solar panels. The heat conduction sheet 1 is made of a thin copper sheet and placed at the bottom of the device, and the two ends of the heat conduction sheet 1 are respectively equipped with belts 9, which can be used to be fixed on the wrist. The thermoelectric sheet 2 and the thermally conductive sheet 1 are bonded and fixed by copper heat-conducting glue with better thermal conductivity, and a piezoelectric vibration power generation mechanism 10 with a cantilever beam structure is placed above the thermoelectric sheet 2. The power generation mechanism has an aluminum The rectangular shell is used, and the vibration power generation mechanism 10 and the thermoelectric sheet 2 are bonded and fixed with heat-conducting glue, and the heat sink 3 is bonded and fixed on both sides of the vibration power-generating mechanism 10 with heat-conducting glue.

As shown in FIG. 2 , in the vibration power generating mechanism 10 , the support piece 4 is fixedly connected to the clamping seat 7 with screws, and the piezoelectric piece 5 and the mass block 6 are pasted and fixed on the support piece 4 with AB glue.

As shown in Figure 4, the solar cell panel 8 of the composite power generation device is a monocrystalline silicon solar cell, the solar cell panel 8 is placed on the upper side of the vibration power generation mechanism 10, and the two are bonded with AB glue fix it up.

As shown in FIG. 5 , each power generation part of the composite power generation device of the present invention can be used in combination with various electronic devices after being rectified and stabilized by the interface circuit 1 or interface circuit 2 .

In the compound power generating device of the present invention, the mechanical energy to electric energy conversion part may also be an electromagnetic vibration power generating mechanism, as shown in FIG. 3 . This power generating mechanism is made up of permanent magnet 11, coil 12, spring 13 and permanent magnet support seat 14, on permanent magnet support seat 14, is stuck with some permanent magnets 11 by certain spacing with glue, then several coils 12 are pressed Certain spacing is fixed in a plastic box inside, and spring 13 is housed on both sides of plastic box again, and the other end of spring 13 is fixed on the inboard of outer device box 15. During the process of walking, the relative motion occurs between the coil 12 and the permanent magnet 11, so as to generate electricity through electromagnetic induction. The coil 12 mentioned above in the present invention can be cylindrical or rectangular; the coils 12 are connected in series, in parallel or in series and parallel.

Claims (7)

1. a combined type portable generating set, is characterized in that: described Blast Furnace Top Gas Recovery Turbine Unit (TRT) is made up of conducting strip (1), thermoelectricity sheet (2), fin (3), vibrating power-generation mechanism (10), solar panel (8); Described conducting strip (1), thermoelectricity sheet (2) and fin (3) consist of thermoelectric power generation unit, are positioned at the bottom of described Blast Furnace Top Gas Recovery Turbine Unit (TRT); Vibrating power-generation mechanism (10) is mechanical energy generator unit, is positioned at the intermediate layer of described Blast Furnace Top Gas Recovery Turbine Unit (TRT); Solar panel (8) is solar power generation unit, is positioned at the outermost layer of described Blast Furnace Top Gas Recovery Turbine Unit (TRT).

2. according to a kind of combined type portable generating set described in claims 1, it is characterized in that: described Blast Furnace Top Gas Recovery Turbine Unit (TRT) comprises: conducting strip (1) is positioned at the bottom of described device, on conducting strip (1), be thermoelectricity sheet (2), and use heat-conducting glue that thermoelectricity sheet (2) is fixedly connected with conducting strip (1) bonding; Vibrating power-generation mechanism (10) is positioned on thermoelectricity sheet (2); There is a rectangle shell being made by metal material in described vibrating power-generation mechanism (10), and the C face (19) of rectangle shell is bondd and is fixedly connected with by heat-conducting glue with thermoelectricity sheet (2); The A face (17) of the rectangle shell of vibrating power-generation mechanism (10) with on B face (18), have respectively by the heat-conducting glue fin (3) being fixedly connected with that bonds, the D face (20) of the rectangle shell of vibrating power-generation mechanism (10) has by fixing or the fixing solar panel (8) of metalwork of boning.

3. according to a kind of combined type portable generating set described in claims 1, it is characterized in that: described conducting strip (1) is to be made by scale copper or the high macromolecular material of conductive coefficient.

4. according to a kind of combined type portable generating set described in claims 1 or 2, it is characterized in that: described fin (3) is bonded and fixed at by heat-conducting glue on the A face (17) and B face (18) of rectangle shell of vibrating power-generation mechanism (10).

5. according to a kind of combined type portable generating set described in claims 1, it is characterized in that: when described vibrating power-generation mechanism (10) generates electricity for piezoelectric type, be a cantilever beam structure being formed by piezoelectric patches (5), supporting pieces (4), mass (6) and grip slipper (7).

6. according to a kind of combined type portable generating set described in claims 1 or 5, it is characterized in that: when described vibrating power-generation mechanism (10) generates electricity for electromagnetic type, formed by permanent magnet (11), coil (12), spring (13) and permanent magnet support seat (14).

7. according to a kind of combined type portable generating set described in claims 1, it is characterized in that: the solar power generation part in described Blast Furnace Top Gas Recovery Turbine Unit (TRT) is solar panel (8), be fixed in vibrating power-generation mechanism (10).

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