CN108347083A - A kind of pressure adjustable type passive charger - Google Patents

Abstract

A kind of pressure adjustable type passive charger, including shell are provided with electricity generation system and output system in shell；Electricity generation system includes energy acquisition module and dc generator, and energy acquisition module is sequentially connected with dc generator and provides motive power source for dc generator；Output system includes control panel and output module and is connected with electricity generation system, and output system can change output signal.Circuit voltage electric current can be arranged in the present invention, can reach mobile phone fast charge or meet the charge requirement of the electrical appliance of different voltages demand and can carry out charger charging and discharging in several ways.

Description

An adjustable voltage passive charger

technical field

The invention relates to a charging device, in particular to an adjustable voltage passive charger.

Background technique

In today's society, mobile phones have more and more functions, and they have become more and more convenient tools for people's daily life and communication. Therefore, the frequency of use of mobile phones is also increasing, resulting in the need for mobile phones to be charged frequently to maintain the normal use of mobile phones. When people work or play long distances outside, they will carry power banks for emergency needs. However, the power in the power bank is limited, and the mobile phone is often shut down, which greatly affects people's work and life.

In order to solve the above problems, the invention with the notification number CN103956812A discloses a hand charger. Hand charger, including handle, left shell, output system. A handle placement position is arranged on the left shell, and the handle and the motor are connected through a gear set. The gear set includes a handle gear, a connecting gear and a motor gear, the connecting gear meshes with the handle gear and the motor gear, the handle gear is connected with the handle, and the motor gear is connected with the motor. The rotation of the handle will drive the gear to rotate, and the rotation of the gear will drive the motor to rotate. The motor is connected to the output system and provides power to the mobile phone through the output system.

However, the above invention cannot set the circuit voltage, cannot meet the fast charging of mobile phones and cannot supply the charging requirements of electrical appliances with different voltage requirements, and the charging method of the charger is single, which is time-consuming and laborious.

Contents of the invention

In order to solve the above problems, the present invention provides an adjustable voltage passive charger that can set the current and voltage in the circuit, which can achieve fast charging of mobile phones and meet the charging needs of electrical appliances with different voltage requirements, and the charger can pass multiple Charging in multiple ways, saving time and effort.

In order to achieve the above purpose, the present invention adopts the following technical solutions: an adjustable voltage passive charger, including a housing, the housing is provided with connectors for fixing the housing; the housing is provided with a power generation system and an output system; the power generation system includes an energy acquisition module and a DC generator, the energy acquisition module is connected to the DC generator and provides a source of kinetic energy for the DC generator; the output system includes a control panel and an output module, the The control board includes a power storage module and an output conversion module, the power storage module is connected to the DC generator, the output conversion module includes a buck-boost DC converter, the output conversion module is connected to the power storage module and can change the The output signal of the electrical module.

It is further set that the energy acquisition module includes a barrel, a movable shaft, a driven gear, a driving gear and a worm; structure, the worm gear is connected with the direct current generator. It is further provided that the power storage module includes a power supply voltage stabilizing circuit and a storage battery, and both ends of the power supply voltage stabilizing circuit are respectively connected to a direct current generator and a storage battery.

It is further provided that the connecting piece is preferably a strap that is provided in a hollow on the housing and passes through the hollow for fixing.

It is further configured that the output conversion module further includes a microprocessor connected to each other and an output setting component, and the output setting component includes a touchable liquid crystal screen fitted in the casing.

It is further provided that the output module includes a wireless charging board and a USB interface.

A further setting is that a length-adjustable buckle is provided in the middle of the strap, and pluggable buckles are provided at both ends of the strap.

It is further provided that the housing is provided with a groove, and the groove is covered with an anti-slip pad.

After adopting the above technical solution, the energy harvesting module can tighten the mainspring in the energy harvesting module through the action of the user shaking the charger, drive the energy harvesting module to rotate, and drive the DC generator to run at the same time, so that the kinetic energy can be converted into the required For electric energy, the DC generator is connected to the power storage module, and the electric energy generated by the DC generator can be stored in the power storage module. The output conversion module can receive the user's charging signal, and after processing the charging signal, transmit it to the buck-boost DC converter. The buck-boost DC converter converts the output current of the battery into the current specified by the signal, and provides Charge the appliance.

The beneficial effect is that the storage battery is used for transmission and charging, so that the current and voltage are stable during the charging process, and the charging process will not damage the battery of the electrical appliance due to excessive changes in the current value or voltage value due to changes in the speed and arc of the user's swing arm.

The connecting piece used to fix the casing is provided on the casing. The connecting piece is preferably hollowed out, and a strap for fixing is pierced through the hollowed out. The strap allows the user to fix and bind the charger to a certain place when not in use. Safely placed on a fixed object; when in use, the charger can be tied to a moving object, such as a sports person or a bicycle, and the charger can be stored while exercising or riding; or you can choose to hold it without using the strap The charger shakes to charge, realizing the multifunctional charging of the charger.

Description of drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

FIG. 2 is a schematic diagram of the circuit connection of the embodiment of the present invention.

Reference signs: 1. shell; 2. power generation system; 3. output system; 4. energy acquisition module; 5. DC generator; 6. barrel; 7. movable shaft; 8. passive gear; 9. active Gear; 10, worm; 11, control panel; 12, power storage module; 13, output conversion module; 14, output module; 15, touchable LCD screen; 16, wireless charging board; 17, USB interface; 18, power supply voltage stabilizing circuit; 19, battery; 20, output setting components; 21, buck-boost DC converter; 22, microprocessor; 23, hollow; 24, strap; 25, buckle; 26, buckle; 27, Groove; 28, connector.

Detailed ways

The technical solutions of the present invention will be further described below in conjunction with the accompanying drawings, but not limited to this description.

This specific embodiment is only an explanation of the present invention, and it is not a limitation of the present invention. Those skilled in the art can make modifications to this embodiment without creative contribution as required after reading this specification, but as long as they are within the rights of the present invention All claims are protected by patent law.

As shown in Figure 1, a voltage-adjustable passive charger includes a housing 1; a power generation system 2 and an output system 3 are arranged in the housing 1; the power generation system 2 includes an energy acquisition module 4 and a DC generator 5; The acquisition module 4 is connected to the direct current generator 5 through transmission; the energy acquisition module 4 is provided with a barrel 6, a driving gear 9 and a passive gear 8; the barrel 6 includes an automatic top, a clockwork gear, and a clockwork connected in sequence, and the automatic The shape of the rotor is a semi-circular disc, made of relatively heavy metal with thicker edges. The barrel 6 is similar to the structure and use of the barrel in the fully automatic mechanical watch on the market, so I won’t repeat it here. . The barrel 6 is fixedly connected with the movable shaft 7, the movable shaft 7 is linked with the driven gear 8, the driven gear 8 and the driving gear 9 form a meshing structure, the driving gear 9 is fixedly connected with the worm 10, and the worm 10 and the DC generator 5 drive Connected, DC generator 5 is connected with output system 3.

When the user uses it, shake the charger, the automatic rotor in the barrel 6 will make a small circular motion, drive the clockwork gear, and fully wind up the clockwork. When the clockwork is tight to a certain extent, the automatic rotor is still moving. After the mainspring is full, the gear rotates idly, and the mainspring is no longer energized. When the mainspring is full, it will spring open. At this time, the elastic force of the mainspring will turn into power to make the mainspring box 6 rotate and drive the movable shaft 7 to rotate. The rotation of the movable shaft 7 will drive the passive gear 8 to rotate, and the rotation of the passive gear 8 will drive the driving gear. 9 rotates, and the driving gear 9 rotates to drive the worm screw 10 to rotate, and the motion of the worm screw 10 will rotate the dc generator 5 to rotate and generate electricity. Using the barrel 6 as the rotating driving device can convert the force of the user into the kinetic energy required by the direct current generator 5 to generate electricity to the maximum effect, and obtain relatively large electric energy at the same time.

As shown in FIG. 2 , the output system 3 includes a control board 11 and an output module 13; the control board 11 includes a power storage module 12 and an output conversion module 13. The output module 14 includes a wireless charging board 16 and a USB interface 17 , the output module 14 is connected to the control board 11 and embedded in the box body. The power storage module 12 includes a power supply voltage stabilizing circuit 18 and a storage battery 19 connected to each other; the power supply voltage stabilizing circuit 18 is connected with the DC generator 5, and the output conversion module 13 includes an output setting assembly 20, a microprocessor 22, a buck-boost DC converter 21. The microprocessor 22, as an intelligent processing center, is connected with the power storage module, the buck-boost processing module, and the output setting components. The power storage module 12 provides power support for the output system 3 .

The current generated by the DC generator 5 flows into the power supply voltage stabilizing circuit 18 , and the power supply voltage stabilizing circuit 18 can stabilize the current generated by the DC generator 5 into the storage battery 19 . The touchable liquid crystal screen 15 can display the electric quantity of the storage battery 19 and can also set the required voltage and current values. The output setting component 20 can support the setting of various items of the touchable LCD screen 15 and receive the user's setting content on the touchable LCD screen 15 , and transmit the signal to the microprocessor 22 . The microprocessor 22 processes the received signal and transmits it to the buck-boost DC converter 21 and the battery 19 . The battery 19 is discharged, and the buck-boost DC converter 21 performs step-down processing on the current output by the battery 19, and finally transmits the required current to the output module 14. Users can choose wireless charging or USB wired charging according to their needs. And the microprocessor 22 can receive the electric quantity in the storage battery 19, and display on the touchable liquid crystal screen 15 and remind the user to charge.

The power generated by the DC generator 5 is stabilized by the power supply voltage stabilizing circuit 18 and then flows into the power storage module 12 for energy storage. When the user uses it, if he wants the mobile phone to charge quickly, he can touch and light the touchable liquid crystal screen 15, set the current value to 2A on the touchable liquid crystal screen 15, and the microprocessor 22 will set the current value to 2A after receiving this signal. The signal is transmitted to the buck-boost DC converter 21 and the battery 19 , the battery 19 is discharged, and the buck-boost DC converter 21 adjusts the output current value of the battery 19 to 2A and transmits it to the output module 4 . At this time, the user places the mobile phone on the wireless charging board 16 or connects it through the USB interface 17 to charge quickly. If the user needs to use different voltage intensities to charge the electrical appliance, he only needs to change the settings on the touchable LCD screen 15 .

The storage battery 19 is used to store electricity and then transmitted and charged to ensure that the current and voltage are stable during the charging process. During the charging process, the battery of the electrical appliance will not be damaged due to excessive changes in the current value or voltage value due to changes in the user's swing arm speed and arc.

As shown in Fig. 1 , the housing 1 is provided with a connecting piece 28, and the connecting piece 28 is preferably a hollow 23 and a strap 24 passing through the hollow 23. The middle part of the strap 24 is provided with a buckle 25, which can adjust the length of the strap 24. The end of the strap 24 is provided with a plastic buckle 26 . The adjustable length of the strap 24 is engaged and fixed with the surrounding clip, which is consistent with the structure of the strap of the schoolbag and the buckle 26 at the waist of the schoolbag. A groove 27 is arranged in the middle of the housing 1, and the groove 27 is consistent with the shape of a human hand, and the groove 27 includes an anti-slip pad.

When charging by shaking, the user holds the groove 27 in hand, which can enhance the comfort and stability. The housing 1 is provided with a hollow 23 and a strap 24 that can be used for fixing, so that the user can fix the charger in a safe place when not in use; when in use, the charger can be tied to a moving object, such as sports People or bicycles can store electricity in the charger while exercising or riding; or do not use the strap to choose to hold the charger and shake it to charge, so as to realize the multi-functional charging of the charger.

Claims (8)

1. a kind of pressure adjustable type passive charger, including shell (1), it is characterised in that：It is provided on the shell (1) for solid The connector (28) of fixed shell；The electricity generation system (2) and output system (3) of interconnection are provided in the shell (1)；It is described Electricity generation system (2) includes energy acquisition module (4) and dc generator (5), the energy acquisition module (4) and dc generator (5) it is sequentially connected and for providing motive power source for dc generator (5)；The output system (3) includes the control being connected with each other Making sheet (11) and output module (14), the control panel (11) includes power storage module (12) and exports conversion module (13), described It includes voltage increase/decrease converter (21) to export conversion module (13), the output conversion module (13) and power storage module (12) phase It connects and for changing the output signal of power storage module (12).

2. a kind of pressure adjustable type passive charger according to claim 1, it is characterised in that：The energy acquisition module (4) include going barrel (6), movable axis (7), driven gear (8), driving gear (9) and worm screw (10)；The going barrel (6) is lived Moving axis (7) is sequentially connected successively with driven gear (8), and the driven gear (8) forms engaging structure, institute with driving gear (9) Worm screw (10) is stated to be sequentially connected with dc generator (5).

3. a kind of pressure adjustable type passive charger according to claim 1 or 2, it is characterised in that：The connector (28) Including hollow out (23) and it is connected to bandage (24) for fixing in hollow out (23).

4. a kind of pressure adjustable type passive charger according to claim 1 or 2, it is characterised in that：The power storage module (12) include power supply stabilization circuit (18) and accumulator (19), power supply stabilization circuit (18) both ends respectively with dc generator (5), accumulator (19) is connected.

5. a kind of pressure adjustable type passive charger according to claim 4, it is characterised in that：The output conversion module (13) further include the microprocessor (22) being connected with each other and tangible formula liquid crystal display (15).

6. a kind of pressure adjustable type passive charger according to claim 1, it is characterised in that：Output module (14) packet Include wireless charging board (16) and USB interface (17).

7. a kind of pressure adjustable type passive charger according to claim 3, it is characterised in that：It is set in the middle part of the bandage (24) There are the buckle (25) of adjustable length, bandage (24) both ends to be equipped with pluggable eye-splice (26).

8. a kind of pressure adjustable type passive charger according to claim 1, it is characterised in that：The shell (1) is equipped with Groove (27), groove are covered with non-slip mat on (27).