TWM484011U - Portable power source device - Google Patents

Description

Portable power supply unit

This creation is about a mobile power supply, especially a portable power supply unit.

With the continuous development of science and technology, today's electronic devices are being used more and more, and therefore, the demand for electricity in life and production is increasing. Especially in developed regions, the demand for electricity far exceeds that of remote areas. This makes the power supply facilities in developed areas perfect, which effectively guarantees the continuous supply of electricity. However, due to the unfavorable geographical location and poor power supply facilities in remote areas, power supply is not timely. Or intermittent power supply, serious or even long-term power-free state. Therefore, when an emergency or important situation is encountered, if the lighting system is not available after being powered off, it may cause unnecessary trouble to the user and even cause great loss.

In this regard, the use of mobile power in remote areas to deal with the situation of no electricity has become a necessary means for people; however. Before the power supply of the existing mobile power supply, it must be charged before it can be used, and after use, it can only be charged again if there is an external power supply; and for technical reasons, So far, no battery with a small volume and large capacity has been developed, and it is difficult to supply power for a long time; when the power of the mobile power source is exhausted, the power supply cannot be continued, and the problem of continuous power supply cannot be solved well; therefore, it is increasingly unable to satisfy people's Need to use.

In view of this, the creator is devoted to research and design, and can provide a kind of The portable power supply device has a portable power supply device which is small in size, convenient to carry, and capable of charging a battery or a battery pack by hand power generation or other direct current energy input, which is a creative motive for the creative researcher.

The main purpose of the present invention is to provide a portable power supply device, which has a small size, is convenient to carry, and can carry out hand power generation or other DC energy input to charge a battery or a battery pack.

To achieve the above object, the present invention is a portable power supply device including a housing, a control circuit board, and a DC output interface and/or a USB output interface, the control circuit board being mounted in the housing and the DC output The interface and/or the USB output interface are electrically connected, the portable power supply device further includes a generator, a turntable, a handle and a battery pack, wherein the generator is installed in the housing and the output end is electrically connected to the battery pack. The input shaft of the generator is fixed to the turntable, the surface of the turntable is provided with a through slot, and one end of the handle is engaged in the through slot and pivotally connected to the inner side walls of the through slot. An end of the lower bottom surface of the casing adjacent to the turntable is provided with a receiving groove for receiving the other end of the handle when the handle is folded; the battery pack is built in the housing and electrically connected to the control circuit board The battery pack includes at least two batteries, and the two batteries are connected in parallel with each other.

Preferably, the outer side wall of the handle is provided with a receiving hole, and the receiving hole is provided with a fixing sleeve and a steel ball, and the fixing sleeve is fixed in the receiving hole, and the inner side wall of the through slot is provided There is a recess, and the steel ball protrudes outside the fixing sleeve and is engaged with the recess. By providing the fixing sleeve and the steel ball, the steel ball is engaged with the recess, so that the handle is fixed in the through groove, so that the hand power generation is more stable.

Preferably, the front surface of the battery is provided with a pair of first discharge end jacks and a pair of charging end jacks, and a pair of first discharge terminals and a pair of charging terminals are arranged on the back side, and when the two batteries are connected in parallel, one of them The first discharge terminal and the charging terminal of the battery are respectively inserted into the first discharge end jack and the charging end jack of the other battery. By setting the first discharge end jack, the charging end jack, the first discharge terminal and the charging terminal, a plurality of batteries can be connected in parallel, thereby realizing expansion of the storage battery and increasing the storage capacity of the portable power supply device. To greatly improve its endurance.

Preferably, the front surface of the battery is provided with a positioning post, and the back side is provided with a positioning hole. When the two batteries are connected in parallel, the positioning post of one of the batteries is inserted into the positioning hole of the other battery. The cooperation of the positioning post and the positioning hole enables the plurality of batteries to be fixedly and orderly, thereby constituting the battery pack, and effectively utilizing the space inside the casing to minimize the volume.

Preferably, the portable power supply device further includes a DC input interface, and the DC input interface is electrically connected to the control circuit board. By setting the DC input interface, the portable power supply device can obtain more power from various external charging modes, for example, can be powered by various forms such as solar energy, wind energy, utility power or diesel power generation, thereby making the portable type The power supply unit quickly acquires and stores power, effectively improving charging flexibility and portability.

Preferably, the number of the DC output interface and/or the USB output interface is at least two, and the two DC output interfaces and/or the USB output interface are electrically connected in parallel with each other. The provision of a plurality of output interfaces enables the portable power supply device of the present invention to simultaneously supply power to a plurality of powered devices, thereby effectively solving the need for simultaneous use of electricity.

Preferably, the control circuit board includes a microprocessor, a power supply circuit, and a charging circuit, and the power supply circuit is electrically connected to the microprocessor, the two DC output interfaces, and the battery pack, respectively, and the charging circuit respectively The battery pack and the DC input interface are electrically connected. The charging battery There is also a solar controller on the road for tracking maximum power. The solar energy controller can effectively improve the solar energy utilization rate during solar charging, thereby maximizing the power consumption.

Specifically, the control circuit board further includes a communication module, and the communication module is electrically connected to the microprocessor. The communication module is configured to communicate with the host during multi-machine serialization, thereby enabling the host to perform effective energy management.

Specifically, the portable power supply device further includes a control button and an illumination lamp, the illumination lamp is mounted at one end of the housing and electrically connected to the power supply circuit, and the control button is electrically connected to the microprocessor connection. The illumination lamp can facilitate the user's nighttime activities and bring great convenience to the user.

Specifically, the control circuit board further includes a detecting device for detecting a charging voltage and a charging current of the battery pack, and a display screen for displaying the charging voltage and the charging current, wherein the detecting device is electrically connected to the battery pack. The display screen is electrically connected to the microprocessor.

Compared with the prior art, since the generator, the turntable, the handle and the battery pack are provided in the present invention, one end of the handle is engaged in the through groove and pivotally connected by providing a through groove on the surface of the turntable. Two inner side walls of the through groove, and a receiving groove for receiving the other end of the handle at an end of the lower bottom surface of the casing near the turntable; therefore, when the handle is opened, the handle The handle is electrically connected to the through slot to make the hand power generation more convenient and convenient. When the handle is folded, the handle is further received in the receiving slot, thereby reducing the volume of the entire portable power supply device. The user carries the travel; in addition, since the battery pack has a plurality of batteries connected in parallel, the battery of the present invention can be expanded, thereby effectively enhancing the battery capacity of the portable power supply device and improving the endurance.

In order to further understand the features, features and technical content of this creation, please The following is a detailed description of the present invention and the accompanying drawings, which are merely for the purpose of illustration and description.

100‧‧‧Portable power supply unit

1‧‧‧shell

2‧‧‧Control Board

3‧‧‧Generator

4‧‧‧ Turntable

5‧‧‧handle

6‧‧‧Battery Pack

7‧‧‧DC output interface

8‧‧‧USB output interface

9‧‧‧DC input interface

10‧‧‧Control button

11‧‧‧Lights

1a‧‧‧ feet

1b‧‧‧ accommodating slots

21‧‧‧Microprocessor

22‧‧‧Power supply circuit

23‧‧‧Charging circuit

24‧‧‧Detection device

25‧‧‧ display screen

26‧‧‧Solar controller

27‧‧‧Communication Module

41‧‧‧through slot

42‧‧‧ dent

51‧‧‧ accommodating holes

52‧‧‧fixed sleeve

53‧‧‧ steel balls

61‧‧‧Battery

611‧‧‧First discharge end jack

612‧‧‧Charging terminal jack

613‧‧‧First discharge terminal

614‧‧‧Charging terminal

615‧‧‧second discharge end

616‧‧‧Positioning column

617‧‧‧Positioning holes

The first figure is a perspective view of the portable portable power supply unit.

Fig. 2 is another perspective view of the portable portable power supply unit.

Figure 3 is a diagram showing the internal structure of the portable power supply unit.

Figure 4 is a cross-sectional view of the turntable and the handle of the portable power supply unit.

Figure 5 is a schematic view of the handle of the portable power supply device after folding.

Figure 6 is an exploded view of the battery pack of the author of the portable power supply unit.

Fig. 7 is a front structural view showing a single battery of the portable portable power supply unit.

Figure 8 is a rear structural view of a single battery of the author of the portable power supply unit.

Figure 9 is a schematic diagram of a control circuit board for creating a portable power supply unit.

In order to explain the technical content, structural features, and effects achieved by the present invention in detail, the following embodiments are described in detail in conjunction with the accompanying drawings.

As shown in FIG. 1 to FIG. 3 , the portable power supply device 100 includes a housing 1 , a control circuit board 2 , a generator 3 , a turntable 4 , a handle 5 , a battery pack 6 , and two DC output interfaces 7 . Two USB output interfaces 8, a DC input interface 9, a control button 10, and an illumination lamp 11. The control circuit board 2 is mounted in the casing 1 and electrically connected to the two DC output interfaces 7, the two USB output interfaces 8, the DC input interface 9, the control button 10 and the illumination lamp 11. The housing The lower bottom surface of 1 is provided with legs 1a which can be unfolded or folded, and the legs 1a prevent shaking or collapse when the hand is used for power generation.

Referring to FIGS. 2 and 4 , the generator 3 is mounted in the housing 1 and the output end is electrically connected to the battery pack 6 , and the input shaft of the generator 3 is fixed to the turntable 4 . The generator 3 uses a small generator to miniaturize the entire portable power supply unit. A through slot 41 is defined in the surface of the turntable 4, and one end of the handle 5 is engaged in the through slot 41 and pivotally connected to the inner side walls of the through slot 41. The lower bottom surface of the casing 1 is adjacent to one end of the turntable 4 and is provided with a receiving groove 1b for receiving the other end of the handle 5 when the handle 5 is folded. A receiving hole 51 is defined in a side surface of the handle 5 opposite to the inner side wall of the through groove 41. The receiving hole 51 is provided with a fixing sleeve 52 and a steel ball 53. The fixing sleeve 52 is screwedly fixed to the fixing sleeve 52. In the accommodating hole 51 , the inner side wall of the through groove 41 is provided with a recess 42 , and the steel ball 53 protrudes outside the fixing sleeve 52 and is engaged with the recess 42 . By providing the fixing sleeve 52 and the steel ball 53, the steel ball 53 is engaged with the recess 42 so that the handle 5 is fixed in the through groove 41, which makes the hand crank 5 more stable when it is rotated.

Referring to FIG. 5 to FIG. 8 , the battery pack 6 is built in the housing 1 and electrically connected to the control circuit board 2 (please refer to FIG. 3 ). The battery pack 6 includes at least two batteries 61 . The two batteries 61 are connected in parallel with each other. This creation uses a parallel connection of two batteries 61. Specifically, the front surface of the battery 61 is provided with a pair of first discharge end jacks 611 and a pair of charging end jacks 612, and a pair of first discharge terminals 613 and a pair of charging terminals 614 are disposed on the back surface; A second discharge end 615 is provided. When the two batteries 61 are connected in parallel, the first discharge terminal 613 and the charging terminal 614 of one of the batteries are respectively inserted into the first discharge end socket 611 and the charging end socket 613 of the other battery. The second discharge end 615 can cause the battery 61 to be discharged separately. By setting The first discharge end jack 611, the charging end jack 612, the first discharge terminal 613 and the charging terminal 614 can be connected in parallel, thereby realizing the expansion of the storage battery and increasing the capacity of the portable power supply device. The ability to store electricity has greatly improved its endurance. The front surface of the battery 61 is provided with a positioning post 616, and the back surface is provided with a positioning hole 617. When the two batteries 61 are connected in parallel, the positioning post 616 of one of the batteries is inserted into the positioning hole 617 of the other battery. The cooperation of the positioning post 616 and the positioning hole 617 enables the plurality of batteries 61 to be neatly and orderly fixed, thereby constituting the battery pack 6, and effectively utilizing the internal space of the housing 1 to minimize the volume.

As shown in FIGS. 3 and 9, the control circuit board 2 includes a microprocessor 21, a power supply circuit 22, a charging circuit 23, a detecting device 24, and a display screen 25. The power supply circuit 22 and the micro processing are respectively The two DC output interfaces 7 and the battery pack 6 are electrically connected, and the charging circuit 23 is electrically connected to the charging end jack of the battery pack 6 and the DC input interface 9, respectively. The portable input device 9 is configured to enable the portable power supply device 100 to obtain more power from the outside, for example, by various forms of power supply such as solar energy, wind energy, utility power, or diesel power generation, thereby enabling the portable power supply device 100. Quickly capture and store power to increase charging flexibility and portability. The charging circuit 23 is further provided with a solar controller 26 (abbreviated as MPPT) for tracking the maximum power. When solar energy is used for charging, the solar controller 26 can detect the main circuit DC voltage and output current, calculate the output power of the solar array, and achieve tracking of the maximum power point. The solar energy controller 26 can effectively improve the solar energy utilization rate during solar charging, thereby maximizing the power consumption. When manual power generation or pedal power generation is used, the solar controller 26 can also achieve tracking of the maximum power point to maximize power consumption. The detecting device 24 is configured to detect a charging voltage and a charging current of the battery pack 6, the detecting device 24 is electrically connected to the battery pack 6; and the display screen 25 is used for displaying The display screen 25 is electrically connected to the microprocessor 21 for the charging voltage and the charging current.

The control circuit board 2 further includes a communication module 27, and the communication module 27 is electrically connected to the microprocessor 21. The communication module 27 is configured to communicate with the host during multi-machine serialization, thereby enabling the host to perform effective energy management. For example, when a plurality of portable power supply devices are used in series to form a large power supply device, one of the batteries is fully charged, and the communication module 27 is used to contact the host, and the host does not need to be charged. And continuing to charge other power supply devices that require power for fast charging purposes; in addition, the communication module 27 can transmit the power and current usage time of the power supply device to the host, thereby facilitating the host to calculate and display the total power and Current usage time.

Referring to FIG. 3 and FIG. 9 again, the two DC output interfaces 8 are connected in parallel with each other and electrically connected to the power supply circuit 22, and the two USB output interfaces 8 are connected in parallel with each other and electrically connected to the power supply circuit. The provision of a plurality of output interfaces enables the portable power supply device 100 of the present invention to simultaneously supply power to a plurality of powered devices, thereby effectively solving the need for simultaneous use of electricity. The illumination lamp 11 is mounted on one end of the housing 1 and electrically connected to the power supply circuit 22, the control button 10 is electrically connected to the microprocessor 21, and the control button 10 passes through the micro-processor 21 controls the turning on or off of the illumination lamp 11. The illumination lamp 11 can facilitate the nighttime activities of the user, and brings great convenience to the user.

Compared with the prior art, since the generator 3, the turntable 4, the handle 5 and the battery pack 6 are provided in the present invention, one end of the handle 5 is engaged with the through-opening groove 41 on the surface of the turntable 4 The inner groove of the through groove 41 is pivotally connected to the inner side wall of the through groove 41, and the receiving groove 1b for accommodating the other end of the handle 5 is disposed at one end of the lower surface of the casing 1 near the turntable 4 Therefore, when the handle 5 is opened, the handle 5 is engaged with the through groove 41 so that The hand-cranked power generation is more convenient and convenient. When the handle 5 is folded, the handle 5 is further received in the accommodating groove 1b, thereby reducing the volume of the entire portable power supply device 100, and facilitating the user to carry it; In addition, since the battery pack 6 has a plurality of batteries 61 connected in parallel, the battery of the present invention can be expanded, thereby effectively enhancing the capacity of the battery of the portable power supply device and improving the endurance; and, because the control circuit board is provided With the communication module, the author of the power supply device can be serialized as a large power supply device to supply power to the village, and the communication module is used to obtain effective energy management for each power supply device, thereby achieving rapid charging.

The above description is only a preferred and feasible embodiment of the present invention, and thus does not limit the scope of the patents of the present invention. The equivalent structural changes that are made by using the present specification and the contents of the drawings are all included in the scope of the present creation. , combined with Chen Ming.

1‧‧‧shell

2‧‧‧Control Board

3‧‧‧Generator

4‧‧‧ Turntable

5‧‧‧handle

6‧‧‧Battery Pack

7‧‧‧DC output interface

8‧‧‧USB output interface

9‧‧‧DC input interface

11‧‧‧Lights

25‧‧‧ display screen

Claims (10)

A portable power supply device includes a housing, a control circuit board, and a DC output interface and/or a USB output interface, the control circuit board being mounted in the housing and electrically connected to the DC output interface and/or the USB output interface The connection is characterized in that: the portable power supply device further comprises a generator, a turntable, a handle and a battery pack, wherein the generator is installed in the housing and the output end is electrically connected to the battery pack, the generator The input shaft is fixed to the turntable, the surface of the turntable is provided with a through slot, and one end of the handle is engaged in the through slot and pivotally connected to the inner side walls of the through slot, the housing An end of the lower bottom surface adjacent to the turntable is provided with a receiving groove for receiving the other end of the handle when the handle is folded; the battery pack is built in the housing and electrically connected to the control circuit board, the battery The group includes at least two batteries, and the two batteries are connected in parallel with each other. The portable power supply device of claim 1, wherein the outer side wall of the handle is provided with a receiving hole, and the receiving hole is provided with a fixing sleeve and a steel ball, and the fixing sleeve is fixed to the The inner side wall of the through groove is provided with a recess, and the steel ball protrudes outside the fixing sleeve and is engaged with the recess. The portable power supply device of claim 1, wherein the front surface of the battery is provided with a pair of first discharge end jacks and a pair of charging end jacks, and a pair of first discharge terminals and a pair are disposed on the back side. The charging terminal, when the two batteries are connected in parallel, the first discharging terminal and the charging terminal of one of the batteries are respectively inserted into the first discharging end jack and the charging end jack of the other battery. The portable power supply device of claim 1, wherein the front surface of the battery is provided with a positioning post, and the back side is provided with a positioning hole. When the two batteries are connected in parallel, one of the batteries is fixed. The post is inserted into the positioning hole of the other battery. The portable power supply device of claim 1, wherein the portable power supply device further includes a DC input interface, and the DC input interface is electrically connected to the control circuit board. The portable power supply device of claim 1, wherein the number of the DC output interface and/or the USB output interface is at least two, and the two DC output interfaces and/or the USB output interface are electrically connected to each other. connection. The portable power supply device of claim 5, wherein the control circuit board comprises a microprocessor, a power supply circuit, and a charging circuit, wherein the power supply circuit and the microprocessor, two DC output interfaces, respectively The battery pack is electrically connected, and the charging circuit is electrically connected to the battery pack and the DC input interface, respectively; and the charging circuit is further provided with a solar controller for tracking maximum power. The portable power supply device of claim 7, wherein the control circuit board further comprises a communication module, and the communication module is electrically connected to the microprocessor. The portable power supply device of claim 7, wherein the portable power supply device further includes a control button and an illumination lamp, the illumination lamp being mounted at one end of the housing and electrically connected to the power supply circuit Connected, the control button is electrically connected to the microprocessor. The portable power supply device of claim 7, wherein the control circuit board further comprises a detecting device for detecting a charging voltage and a charging current of the battery pack, and a display screen for displaying the charging voltage and the charging current. The detecting device is electrically connected to the battery pack, and the display screen is electrically connected to the microprocessor.