CN106130087A - A kind of vehicle multifunction portable power source - Google Patents

Abstract

The invention discloses a kind of vehicle multifunction portable power source, body interior is provided with a battery compartment, basis is the most internal is provided with inverter, one long side of body is provided with inverter delivery outlet, inverter is connected with battery compartment by inverse switch, one end of body is provided with vehicle cigarette lighter, the housing of described vehicle cigarette lighter and described body are homogeneity integrative-structure, the other end relative with vehicle cigarette lighter on body is provided with the torch for illumination head protruding from body, a side adjacent with vehicle cigarette lighter on body is provided with charging delivery outlet, basis is the most internal is additionally provided with control module, control module and vehicle cigarette lighter, battery compartment and charging delivery outlet connect.It efficiently solves the function singleness of the portable power source existence of prior art and cannot meet the problem of battery charging under low temperature state, and the portable power source function of the present invention is many, has the highest practical value.

Description

A vehicle-mounted multifunctional mobile power supply

technical field

The invention relates to the technical field of power supplies, in particular to a vehicle-mounted multifunctional mobile power supply suitable for use with vehicles.

Background technique

When people go out by car, they often need a hand-held lighting tool to solve the actual needs of going out for lighting or vehicle inspection. The publication date is November 6, 2013, and the Chinese patent document with the publication number CN203278372U discloses a vehicle-mounted cigarette lighting charging device, which includes a housing body. The housing body is composed of a housing upper cover and a housing lower cover. The back cover of the housing is installed, the two sides of the front part of the main body of the housing are provided with metal contacts, the front end of the main body of the housing is provided with metal contacts, the middle part of the upper cover of the housing is provided with a groove, the middle part of the lower cover of the housing is installed with a slide switch, and the lower part of the slide switch is installed with a Heating wire. Two USB sockets are arranged in the middle of the groove, a lithium battery and a circuit board are installed inside the main body of the casing, and a universal socket is arranged in the middle of the back cover of the casing. The device can charge mobile devices, laptops and tablets, and small appliances that need to be charged, and can quickly light cigarettes. However, this device only combines a USB socket and a cigarette lighter, which has few functions, and as fewer and fewer people smoke, the usage rate of the cigarette lighter is very low; in addition, the device does not have a lighting function, so it is practical not tall. In addition, people are doing more and more outdoor activities now, and many times they need a vehicle-mounted mobile power supply with multiple functions to solve actual needs such as lighting and charging when they are in the field. In addition, the temperature in the field is low in winter. Due to the low activity of the battery and the large internal impedance at low temperature, it is easy to cause excessive voltage changes and cause misjudgment by the charging system, resulting in the situation that the battery cannot be fully charged, which affects the charging efficiency. However, most of the portable power sources in the prior art have single functions and cannot solve the low-temperature charging problem. The publication date is May 28, 2014, and the Chinese patent document with the publication number CN 103825060 A discloses a heating device for a low-temperature battery, including a solar module and a charge and discharge controller connected to the solar module; The battery is electrically connected to the charging and discharging controller, and a heating element is arranged between the bottom of the battery and the incubator, and the heating element is electrically connected to the charging and discharging controller through a power line; between the battery and the side wall of the incubating box A temperature sensor for detecting the surface temperature of the storage battery is provided, the signal output end of the temperature sensor is connected with the signal input end of a temperature signal A/D conversion module, and the signal output end of the temperature signal A/D conversion module is connected with the single chip microcomputer control unit connected to the signal input. This heating device can detect the charging efficiency of the battery in real time, and uses solar modules to charge the battery in an outdoor low-temperature environment. This patent solves the problem of low-temperature charging of the battery by putting the battery in an incubator and using solar modules to charge the battery. The structure is relatively complicated and is not suitable for field use.

Contents of the invention

The purpose of the present invention is to provide a vehicle-mounted multifunctional mobile power supply with multiple functions and good practicability to solve the problems of single function and low practicability in the prior art mobile power supply.

Another object of the present invention is to provide a vehicle-mounted multifunctional mobile power supply that can be charged efficiently at low temperature to solve the problem that the mobile power supply in the prior art cannot satisfy the battery charging requirement at low temperature.

The specific technical solution adopted by the present invention to achieve the above object is, a vehicle-mounted multifunctional mobile power supply, including a mobile power supply body, the body is a rectangular parallelepiped hollow structure, a battery compartment is provided inside the body, and the bottom of the body is formed. Base, the body is equipped with an inverter, one long side of the body is provided with an inverter output port, the inverter is connected to the battery compartment through an inverter switch, and one end of the body in the length direction is provided with a car cigarette lighter plug , the housing of the car cigarette lighter plug and the body are of a homogeneous and integrated structure, and the other end surface of the body opposite to the car cigarette lighter plug is provided with a flashlight lighting head protruding from the body, and the body is connected to the car point The adjacent side of the cigarette lighter plug is provided with a charging output port, and a control module is also arranged in the body, and the control module is connected with the car cigarette lighter plug, the battery compartment and the charging output port. The car cigarette lighter plug is used to charge the rechargeable battery in the battery compartment, which is convenient to use with the car; the flashlight lighting head can be used for flashlight lighting when walking in the field or checking the vehicle, and the charging output port can be used for charging mobile phones. In addition, The main body of the present invention is provided with an inverter, and the inverter here converts the DC power of the rechargeable battery in the main body into 220 volts of output alternating current, so that small household appliances can be used in the field. In this way, the present invention solves the single function existing in the mobile power supply in the prior art, realizes one thing with multiple functions, and improves the practicability.

Preferably, a heating device is provided on the top of the body, and the heating device includes a heating plate and an electric heating element arranged below the heating plate. There is insulation between them. In the present invention, a heating plate is arranged on the upper surface of the main body. When the ambient temperature is low to charge the mobile phone, etc., the mobile phone can be placed on the heating plate, and the heating switch is turned on to heat it so that the temperature of the internal battery is appropriate. Increase, thereby solving the charging problem of mobile phones and other electronic products at low temperatures. In addition, the heating plate can also provide a heat source for outdoor activities, such as warming hands and heating cold water.

Preferably, the top of the body is provided with a groove, and the buckle of the heating plate is arranged in the groove. One side of the heating plate is hinged with the body to form a hinged edge, and the hinged edge is perpendicular to the length direction of the body and is close to the body. On one side where the car cigarette lighter plug is set, a fastening mechanism is provided between the turning side of the heating plate opposite to the hinged side and the body. When the heating plate is fastened on the body, the upper surface of the heating plate is higher than the body. Because the heating plate of the present invention is directly arranged on the body, and the heating temperature of the rechargeable battery cannot be too high, therefore, the heating plate of the present invention is only a heat sink with a larger surface area equivalent to the heating element, and the surface temperature of the heating plate when heating It is not high, usually 40-50 degrees. In order to further develop the practical functions of the present invention and meet the needs of various occasions, the heating plate of the present invention is set in a hinged manner with the body, and the heating plate can be opened through one side to expose The heating element under the heating plate provides a higher heating temperature. For example, mosquito repellent devices are often used in outdoor activities. After the heating plate of the present invention is opened, the electric heating mosquito coil can be directly placed on the heating element, so that it can be used as an electric mosquito coil Use to avoid the occurrence of hazards such as field fires caused by the use of open flame mosquito coils, and ensure field safety.

As preferably, the electric heating element is a thermistor with a positive temperature coefficient, a heat conduction plate is arranged between the thermistor and the heating plate, the thermistor is fixed on the lower surface of the heat conduction plate, and an elastic When the heating device is working, the lower surface of the heating plate is close to the upper surface of the heat conducting plate. The higher the temperature of the thermistor with positive temperature coefficient, the greater the resistance value, so it can automatically control the temperature rise according to the ambient temperature, and play the role of automatic constant temperature. And setting the elastic device can ensure close contact between the heating plate and the heating element, and good heat conduction.

As a preference, the lower surface of the heating plate near the side of the turning edge is protrudingly provided with a strip-shaped lighting lamp, and the length direction of the strip-shaped lighting lamp is parallel to the turning edge of the heating plate. The strip-shaped pit of the lighting lamp; the two ends of the heating plate are provided with wire grooves, and the power cord of the lighting lamp is embedded in the wire groove. A lighting lamp is arranged on the lower surface of the heating plate near the side of the turning edge. The present invention can erect the heating plate and use it as a small table lamp.

Preferably, the charging outlet includes two fixed interfaces and a movable interface. The fixed interface is a USB-A slot arranged on the lower right side of one side of the body, and the movable interface includes a telescopic socket arranged at the bottom of the body. board and the mobile phone charging plug erected on the telescopic board, the mobile phone charging plug is a Micro USB plug, vertically arranged on the upper surface of the telescopic board and inclined inwardly, the inclination angle is 8-12 degrees, and the A baffle is provided at the outer end, and arc-shaped notches are provided on the upper edge of the baffle and the body. In addition to the universal USB-A slot, the output interface of the present invention is also provided with a built-in Micro USB plug, which can be pulled out from the body when in use. Usually the charging interface of the mobile phone is a Micro USB slot, and most of them are arranged at the lower end of the mobile phone. In the present invention, the vertical setting of the Micro USB plug can make the mobile phone in the charging state stand upright, so that it is convenient to browse the web, watch videos, etc. when charging. And when the charging plug of the mobile phone is tilted inward, the back of the mobile phone can be leaned against the charger body, so that the mobile phone can be erected firmly and is not easy to topple over. The baffle is used to protect the Micro USB plug, and the arc-shaped notch on the upper and lower edges of the baffle can facilitate the Micro USB plug to be pulled out through the baffle.

Preferably, the main body is also provided with a control switch for controlling the flashlight lighting head and the lighting lamp, and the control switch, the heating switch and the charging outlet are all arranged on the same side of the main body.

Preferably, the battery compartment is provided with a movable cover, and the movable cover is arranged on the bottom surface of the main body, and the bottom surface of the main body is also provided with two emergency ignition holes, and the two emergency ignition holes are respectively connected to the positive and negative output poles of the battery compartment . The control switch is used to switch between desk lamp lighting and flashlight lighting or to turn off the lighting power; the emergency ignition hole can be used for emergency ignition in the field, and the two holes are respectively inserted into the wires when in use, and the high current discharge of the rechargeable battery can be used to ignite the firelight as an emergency situation in the field use below.

As a preference, the battery compartment is compatible with 18650 lithium batteries. The battery compartment is divided into two layers. Each layer includes three battery packs. Each battery pack is composed of two batteries connected in series. The battery compartment can accommodate a total of 12 18650 lithium batteries. Both the lighting head and the lighting lamp adopt LED lamp beads. There is one LED lamp bead on the lighting head of the flashlight, and multiple LED lamp beads on the lighting lamp are arranged in a row.

The rechargeable battery of the present invention adopts a replaceable structure. On the one hand, the backup battery can be used conveniently to meet the long-term work needs in the field; The LED lamp bead has low power consumption, which can save energy consumption and prolong the working time of the lighting lamp.

Preferably, the control module includes a battery charging and discharging management module and a power adapter, and the output end of the power adapter is connected to the charging output port. The battery charge and discharge management module is used for battery charge and discharge control and protection, such as short circuit protection, overcurrent protection, overvoltage protection, battery reverse connection protection, etc. When the power supply overcharges the battery, in order to prevent the internal pressure from rising due to temperature rise, the charging state needs to be terminated. By monitoring the battery voltage, when it reaches the battery overcharge voltage, the overcharge protection function will be activated to stop charging. At the same time, in order to prevent the over-discharge state of the battery, when the battery voltage is lower than its over-discharge voltage detection point, the over-discharge protection is activated, the discharge is suspended, and the battery is kept in the standby mode with low quiescent current. And when the discharge current of the battery is too large or a short circuit occurs, the over-current protection function is activated. The battery charge and discharge management module is connected to the battery connection terminals at both ends of the battery compartment through the wire harness arranged in the mobile power supply body. The power adapter is arranged between the battery and the charging outlet, so that the output voltage of the charging outlet is compatible with corresponding equipment. The control module of the power supply belongs to the known technology, and the present invention will not describe it in detail.

The beneficial effect of the present invention is: it effectively solves the problem of single function and low practicability in the mobile power supply of the prior art, and also solves the problem that the mobile power supply of the prior art cannot meet the requirements of battery charging under low temperature conditions , The mobile power supply of the present invention has multiple functions, can meet the battery charging requirements in a low temperature state, and has high practical value.

Description of drawings

Fig. 1 is a kind of three-dimensional structure schematic diagram of the present invention;

Fig. 2 is another kind of three-dimensional structure schematic diagram of the present invention;

Fig. 3 is a kind of cross-sectional structure schematic diagram of the present invention;

Fig. 4 is a structural top view of the heating plate in the open state of the present invention;

Fig. 5 is another schematic diagram of the structure of the heating plate in the open state of the present invention;

Fig. 6 is a kind of structural representation of the use state of the present invention;

Fig. 7 is another structural schematic diagram of the use state of the present invention.

In the figure, 1. Body, 2. Battery compartment, 3. Base, 4. Inverter, 5. Inverter output port, 6. Inverter switch, 7. Car cigarette lighter plug, 8. Flashlight head, 9. Control module, 10. Heating plate, 11. Heating element, 12. Heating switch, 13. Groove, 14. Heat conduction plate, 15. Elastic device, 16. Strip lighting, 17. Strip pit , 18. USB-A slot, 19. Retractable plate, 20. Mobile phone charging plug, 21. Bezel, 22. Control switch, 23. Movable cover, 24. Mobile phone, 25. Connecting line.

detailed description

The specific implementation of the present invention will be described in further detail below through examples and in conjunction with the accompanying drawings.

Example 1

In the embodiment 1 shown in Figure 1 and Figure 2, a vehicle-mounted multifunctional mobile power supply includes a mobile power supply body 1, the body is a cuboid hollow structure, and a battery compartment 2 is provided inside the body, and the battery compartment is connected to 18650 Compatible with lithium batteries, the battery compartment is divided into two layers, each layer includes three battery packs, each battery pack is composed of two batteries in series, the battery compartment can accommodate a total of 12 18650 lithium batteries, and the battery compartment is equipped with a movable cover 23. The movable cover is arranged on the bottom surface of the body. The bottom of the body is formed with a base 3, and an inverter 4 is arranged inside the body (see Figure 3). An inverter output port 5 and an inverter switch 6 are arranged on one long side of the body, and the inverter passes through the inverter switch. Connected with the battery compartment, one end of the body in the length direction is provided with a car cigarette lighter plug 7, the shell of the car cigarette lighter plug and the body are of a homogeneous and integrated structure, and the car cigarette lighter plug on the body is opposite to the car cigarette lighter plug. The other end face is provided with a flashlight lighting head 8 protruding from the body, and the flashlight lighting head adopts an LED lamp bead. The side of the main body adjacent to the car cigarette lighter plug is provided with a charging output port, and a control module 9 is also provided in the main body. The control module includes a battery charge and discharge management module and a power adapter, a battery charge and discharge management module and a power input interface. , the battery compartment and the charging outlet, and the output end of the power adapter is connected to the charging outlet. The charging output port includes two fixed interfaces and a movable interface. The fixed interface is a USB-A slot 18 arranged on the lower right side of one side of the body. The movable interface includes a telescopic plate 19 arranged at the bottom of the body and an upright The mobile phone charging plug 20 arranged on the expansion plate, the mobile phone charging plug is a Micro USB plug, vertically arranged on the upper surface of the expansion plate and inclined inwardly, the inclination angle is 12 degrees, and the outer end of the expansion plate is provided with The baffle plate 21 is provided with arc-shaped notches on the upper edge of the baffle plate and on the body.

Example 2

The top of the body of embodiment 2 is provided with a heating device, the heating device includes a heating plate 10 and an electric heating element 11 arranged below the heating plate, the electric heating element is connected to the battery compartment through a heating switch 12 arranged on one side of the body, and the heating device A heat insulation layer (not shown in the figure) is provided between the battery compartment and the electric heating element is a thermistor with a positive temperature coefficient, and a heat conducting plate 14 is arranged between the thermistor and the heating plate, and the thermistor is fixed on the heat conducting plate The lower surface of the heat conducting plate is provided with an elastic device 15 between the bottom of the heat conducting plate and the heat insulating layer. When the heating device works, the lower surface of the heating plate is close to the upper surface of the heat conducting plate.

The top of the body is provided with a groove 13 (see Figure 4), the buckle of the heating plate is set in the groove, one side of the heating plate is hinged with the body to form a hinged edge, and the hinged edge is perpendicular to the length direction of the body and Close to the side of the car cigarette lighter plug on the body, a buckle mechanism is provided between the flip side of the heating plate opposite to the hinged side and the body. When the heating plate is buckled on the body, the upper surface of the heating plate is higher than the body.

The lower surface of the heating plate near the side of the turning edge is protruded with a strip-shaped lighting lamp 16, and the length direction of the strip-shaped lighting lamp is parallel to the turning edge of the heating plate. The strip-shaped pit 17 of the lamp (see Fig. 5), the lighting lamps all adopt LED lamp beads, the LED lamp beads on the lighting lamps are arranged in a row in multiples, the two ends of the heating plate are provided with wire grooves, and the power cords of the lighting lamps Embedded in the wire groove. The body is also provided with a control switch 22 for controlling the flashlight lighting head and the lighting lamp, and the control switch, the heating switch and the charging output port are all arranged on the opposite side of the body, the inverter output port and the inverter switch.

The bottom surface of the body of embodiment 2 is also provided with two emergency ignition holes (not shown in the figure), and the two ignition holes are respectively connected to the positive and negative output poles of the battery compartment, and the rest is the same as that of embodiment 1.

When using the present invention, put the 18650 lithium battery into the battery compartment, charge it through the car cigarette lighter plug, and then use it as a mobile charging power supply or a flashlight; turn on the inverter switch, and the inverter output port can be plugged into small household appliances ; You can also pull out the telescopic plate to charge the mobile phone upright (see Figure 7), so that you can browse the web and watch videos conveniently while charging; when charging the mobile phone or other digital products at low temperature, you can put the mobile 24, etc. are placed on the heating plate (see Figure 6), and the USB-A slot of the charging output port is connected to the mobile phone with the connection line 25, and the heating switch is turned on to heat it, so that the temperature of the internal battery rises appropriately. So as to solve the charging problem of mobile phones and other electronic products at low temperature; when using as a lighting table lamp, open one side of the heating plate to raise the lighting lamp, and then turn on the lighting switch. When the heating panel is turned on, the heating switch can also be placed on the heating element below the heating panel as an electric mosquito coil, and the emergency ignition hole can be used for emergency ignition in the field. In this way, the present invention solves the problem that the mobile power supply in the prior art has a single function and cannot satisfy battery charging in a low temperature state, realizes one thing with multiple functions, and improves practicability.

In addition to the above-mentioned embodiments, within the scope disclosed in the claims and description of the present invention, the technical features or technical data of the present invention can be re-selected and combined to form new implementations. These implementations of the present invention that have not been described in detail The method can be easily realized by those skilled in the art without creative work, so these implementations that are not described in detail should also be regarded as specific examples of the present invention and fall within the protection scope of the present invention.

Claims (10)

1. A vehicle-mounted multifunctional mobile power supply, including a mobile power supply body, characterized in that the body (1) is a hollow cuboid structure, a battery compartment (2) is provided inside the body, and a base is formed at the bottom of the body ( 3), there is an inverter (4) inside the body, and an inverter output port (5) is provided on one long side of the body, and the inverter is connected to the battery compartment through an inverter switch (6). A car cigarette lighter plug (7) is provided on one end face of the car cigarette lighter plug. Out of the flashlight lighting head (8) of the main body, a charging outlet is provided on the side adjacent to the car cigarette lighter plug on the main body, and a control module (9) is also provided in the main body, and the control module and the car cigarette lighter plug , battery compartment and charging outlet connection. 2. The vehicle-mounted multifunctional mobile power supply according to claim 1, characterized in that a heating device is provided on the top of the body, and the heating device includes a heating plate (10) and an electric heating element (11) arranged under the heating plate , the electric heating element is connected to the battery compartment through a heating switch (12) arranged on one side of the body, and a heat insulating layer is provided between the heating device and the battery compartment. 3. The vehicle-mounted multifunctional mobile power supply according to claim 2, characterized in that, the top of the body is provided with a groove (13), the buckle of the heating plate is set in the groove, and one side of the heating plate is in contact with the The main body is hinged to form a hinged side, which is perpendicular to the length direction of the main body and is close to the side where the car cigarette lighter plug is arranged on the main body. When fastened on the body, the upper surface of the heating plate is higher than the body. 4. The vehicle-mounted multifunctional mobile power supply according to claim 2, characterized in that, the electric heating element is a thermistor with a positive temperature coefficient, and a heat conduction plate (14) is provided between the thermistor and the heating plate, The thermistor is fixed on the lower surface of the heat conduction plate, and an elastic device (15) is arranged between the bottom of the heat conduction plate and the heat insulation layer. When the heating device is in operation, the lower surface of the heating plate is close to the upper surface of the heat conduction plate. 5. The vehicle-mounted multifunctional mobile power supply according to claim 3, characterized in that, the lower surface of the heating plate near the side of the turning edge is protruded with a strip-shaped lighting lamp (16), and the length direction of the strip-shaped lighting lamp is Parallel to the turning edge of the heating plate, a strip-shaped pit (17) that can accommodate a strip-shaped lighting lamp is correspondingly provided in the groove. 6. The vehicle-mounted multifunctional mobile power supply according to claim 1, wherein the charging output port includes two fixed interfaces and a movable interface, and the fixed interface is arranged on the lower right side of one side of the body. USB-A slot (18), the movable interface includes a telescopic plate (19) arranged at the bottom of the body and a mobile phone charging plug (20) erected on the telescopic board, and the mobile phone charging plug is a Micro USB The plug is vertically arranged on the upper surface of the expansion plate and is inclined inwardly, the inclination angle is 8-12 degrees, the outer end of the expansion plate is provided with a baffle (21), and arc-shaped notches are arranged on the upper edge of the baffle and on the body . 7. The vehicle-mounted multifunctional mobile power supply according to claim 5, characterized in that, the main body is also provided with a control switch (22) for controlling the flashlight lighting head and the lighting lamp, and the control switch, the heating switch and the charging output port are both set on the same side of the body. 8. The vehicle-mounted multifunctional mobile power supply according to claim 1, characterized in that the battery compartment is provided with a movable cover (23), and the movable cover is arranged on the bottom surface of the body, and the bottom surface of the body is also provided with two There are two emergency ignition holes, and the two emergency ignition holes are respectively connected to the positive and negative output poles of the battery compartment. 9. The vehicle-mounted multifunctional mobile power supply according to any one of claims 1-8, wherein the battery compartment is compatible with 18650 lithium batteries, the battery compartment is divided into two layers, and each layer includes three batteries Each battery pack is composed of two batteries connected in series. The battery compartment can accommodate a total of 12 18650 lithium batteries. Both the flashlight lighting head and the lighting lamp use LED lamp beads. A plurality of LED lamp beads are arranged in a row. 10. The vehicle-mounted multifunctional mobile power supply according to any one of claims 1-8, wherein the control module includes a battery charging and discharging management module and a power adapter, and the output end of the power adapter is connected to the charging output port.