CN219346258U

CN219346258U - Multifunctional flashlight with adjustable battery capacity

Info

Publication number: CN219346258U
Application number: CN202320523760.5U
Authority: CN
Inventors: 徐强
Original assignee: Yiwu Bailong Lighting Appliance Co ltd
Current assignee: Yiwu Bailong Lighting Appliance Co ltd
Priority date: 2023-03-17
Filing date: 2023-03-17
Publication date: 2023-07-14
Anticipated expiration: 2033-03-17

Abstract

The utility model belongs to the technical field of lighting equipment, and relates to a multifunctional flashlight with an adjustable battery capacity, which comprises a lighting component at the front end, a rear-end power supply component for supplying power to the lighting component and a sealing cover with the tail end in threaded connection with the power supply component. The power supply assembly can increase or decrease the charging and discharging modules through screw rotation according to practical application requirements, can be added in a theoretically unlimited way to expand electric quantity, realizes the electric supply of the flashlight and other equipment, is easy to disassemble and convenient to use.

Description

Multifunctional flashlight with adjustable battery capacity

Technical Field

The utility model belongs to the technical field of lighting equipment, and relates to a multifunctional flashlight with an adjustable battery capacity.

Background

The flashlight is a hand-held lighting tool having a battery powered light bulb, a focusing reflector, and a handle housing for hand-holding. The conventional flashlight of old-fashioned is that the power supply battery is arranged in the handle type shell, so that the design of the handle type shell is determined according to the size of the battery, and the flashlight gradually exits from the line of market demands due to the short endurance time and frequent battery replacement.

Currently, many flashlights with large battery capacity and low power consumption are available for people in some environments with simple requirements, but in some special environments, such as long-distance field travel, walking and camping in dark environments at night for a long time, the requirements for light source equipment such as flashlights are more dependent, and the flashlights are more various and complex to use.

Disclosure of Invention

In order to solve the technical problems of short duration and single function of a flashlight in the prior art, the utility model provides a multifunctional flashlight with an adjustable battery capacity, which has the following specific technical scheme:

the multifunctional flashlight with the adjustable battery capacity comprises a lighting component at the front end, a rear-end power supply component for supplying power to the lighting component, and a sealing cover with the tail end in threaded connection with the power supply component.

Further, the lighting component consists of a lamp bead, a focusing reflector and a housing, wherein the focusing reflector is paved in the housing, and the lamp bead is arranged in the middle of the focusing reflector; the front end face of the housing is a plane lens, a key switch and an indicator lamp are embedded in the side face of the housing, and the key switch, the indicator lamp, the lamp beads and the power supply assembly are connected through a circuit; the power supply component is connected to the rear end of the housing in a threaded manner.

Further, the charge-discharge module includes: the charging device comprises a barrel-shaped shell, a charging battery and a charging and discharging circuit board, wherein threads are arranged on the outer side surface of the front end of the barrel-shaped shell and the inner side surface of the rear end of the barrel-shaped shell; the front end sealing surface and the rear end sealing surface of the barrel-shaped shell are fixed with the barrel-shaped shell through screws to form a sealing cavity, wherein the middle position of the front end sealing surface is a front positive electrode of the rechargeable battery, and the rear end sealing surface is provided with a peripheral power supply interface, a USB interface and a TYPE-C interface which are electrically connected with a charging and discharging circuit board, and a rear positive electrode which corresponds to the position of the front positive electrode of the battery of the next charging and discharging module and is connected in parallel.

Further, the circuit of the charge-discharge circuit board includes: the battery charging and discharging device comprises a charging management circuit, a battery charging and discharging circuit, an indicator light circuit and a main control circuit; the main control circuit adopts a 062E singlechip, and is respectively connected with and controls the charge management circuit, the battery charge and discharge circuit and the indicator lamp circuit through the tube pins of the 062E singlechip; the charging management circuit monitors and manages the battery charging and discharging circuit and is also connected with the indicator lamp circuit; the battery charging and discharging circuit adopts a chip ETA9742 to control the connected USB interface, TYPE-C interface and peripheral power supply interface to charge and discharge the battery.

Further, the charging management circuit adopts chips IP5306 and TP4056.

Advantageous effects

The power supply assembly can increase or decrease the charging and discharging modules through screw rotation according to practical application requirements, can be added in a theoretically unlimited way to expand electric quantity, realizes the electric supply of the flashlight and other equipment, is easy to disassemble and convenient to use.

Drawings

FIG. 1 is a schematic diagram of the overall side structure of a flashlight according to an embodiment of the present utility model;

FIG. 2 is a schematic side view of a single-segment charge-discharge module according to an embodiment of the present utility model;

FIG. 3 is a left side view of FIG. 2;

FIG. 4 is a right side view of FIG. 2;

FIG. 5 is a schematic side view of a seal cap of a flashlight of an embodiment of the present utility model;

FIG. 6 is a schematic diagram of a master control circuit on a charge-discharge circuit board of the present utility model;

FIG. 7 is a schematic diagram of a battery charge-discharge circuit on a charge-discharge circuit board of the present utility model;

FIG. 8 is a schematic diagram of a charge management circuit on a charge and discharge circuit board according to the present utility model;

FIG. 9 is a schematic diagram of an indicator light circuit on a charge-discharge circuit board of the present utility model;

in the figure, 1-housing, 2-barrel TYPE casing, 3-screw, 4-front positive electrode, 5-peripheral power supply interface, 6-rear positive electrode, 7-TYPE-C interface, 8-USB interface, 9-key switch, 10-pilot lamp.

Detailed Description

In order to make the objects, technical solutions and technical effects of the present utility model more apparent, the present utility model will be further described in detail with reference to the drawings and examples of the specification.

As shown in FIG. 1, the multifunctional flashlight with adjustable battery capacity in the embodiment of the utility model comprises a lighting component at the front end, a rear-end power supply component for supplying power to the lighting component, and a sealing cover with the tail end in threaded connection with the power supply component.

The lighting component consists of a lamp bead, a focusing reflector and a housing 1, wherein the focusing reflector is paved in the housing 1, and the lamp bead is arranged in the middle of the focusing reflector; the front end face of the housing 1 is a plane lens, a key switch 9 and an indicator lamp 10 are embedded in the side face of the housing 1, and the key switch 9, the indicator lamp 10, the lamp beads and the power supply component are connected through a circuit; the power supply assembly is screwed to the rear end of the housing 1.

The power supply assembly consists of a plurality of charging and discharging modules, the front and the rear of each charging and discharging module are structurally and rotatably connected through threads of the cylindrical shell 2, and the front and the rear are connected in parallel through positive electrodes of rechargeable batteries in the charging and discharging modules in a circuit connection mode.

Specifically, the charge-discharge module includes: the charging device comprises a barrel-shaped shell 2, wherein threads are arranged on the outer side surface of the front end and the inner side surface of the rear end of the barrel-shaped shell 2, and a rechargeable battery and a charging and discharging circuit board electrically connected with the rechargeable battery are fixedly arranged in the barrel-shaped shell 2; the front end sealing surface and the rear end sealing surface of the barrel-shaped shell 2 are fixed with the barrel-shaped shell 2 through screws 3 to form a sealing cavity, wherein the middle position of the front end sealing surface is provided with a front positive electrode 4 of a rechargeable battery, the rear end sealing surface is provided with a peripheral power supply interface 5, a USB interface 8 and a TYPE-C interface 7 which are electrically connected with a charge-discharge circuit board, and a rear positive electrode 6 which corresponds to the position of the front positive electrode of the battery of the next charge-discharge module and is connected in parallel. The peripheral power supply interface 5 can be plugged with peripheral lighting equipment, for example, a bulb lamp is plugged into the interface through a connecting wire; the USB interface 8 and the TYPE-C interface 7 are adapted to the current common charging mode, and the rechargeable battery can be charged after the corresponding data connecting wire is plugged, or the interface is used for supplying power to electronic equipment such as a mobile phone, a tablet and the like.

The circuit connection principle of the charge-discharge circuit board is as shown in fig. 6 to 9, and the circuit comprises: the battery charging and discharging device comprises a charging management circuit, a battery charging and discharging circuit, an indicator light circuit and a main control circuit.

The charging management circuit monitors and manages the battery charging and discharging circuit so as to realize the management of the rechargeable battery, and the charging management circuit adopts chips IP5306 and TP4056 to realize the boost converter of the circuit, the lithium battery charging management and the multifunctional power management of battery electric quantity indication;

the charging management circuit is also connected with an indicator light circuit, and the LED in the indicator light circuit is driven by the chip to be used for indicating or lighting the electric quantity condition.

The battery charging and discharging circuit adopts the chip ETA9742, can provide charging current of up to 3A for the battery, can also boost voltage through the battery, output 5V voltage in opposite phase, provide 5V/2.4A discharging capability in boosting operation, have very high efficiency in charging mode and boosting mode, only need one inductance to provide two-way power supply, and have proprietary automatic mode detection and switching scheme, it realizes the charging and discharging functions of the battery through controlling peripheral power supply interface 5, USB interface 8 and TYPE-C interface 7 that are connected.

The main control circuit adopts a 062E singlechip, and is connected with the charge management circuit, the battery charge and discharge circuit and the indicator lamp circuit through the pins of the 062E singlechip respectively, so as to store, convert, transmit and control signals of the circuit of the whole flashlight.

The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model in any way. Although the foregoing detailed description of the utility model has been provided, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing examples, and that certain features may be substituted for those illustrated and described herein. Modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a battery capacity adjustable multifunctional flashlight, includes the lighting assembly of front end, the rear end power supply module of giving lighting assembly power supply to and terminal and power supply module threaded connection's sealed lid, its characterized in that, power supply module comprises a plurality of sections of charge and discharge module, and the structural swivelling joint that passes through screw thread between each charge and discharge module is around, and the positive electrode phase parallel connection that passes through the rechargeable battery in the charge and discharge module is then in circuit connection mode between the front and back.

2. The multifunctional flashlight with adjustable battery capacity according to claim 1, wherein the lighting assembly comprises a lamp bead, a focusing reflector and a housing (1), the focusing reflector is paved in the housing (1), and the lamp bead is arranged in the middle of the focusing reflector; the front end face of the housing (1) is a plane lens, a key switch (9) and an indicator lamp (10) are embedded in the side face of the housing (1), and the key switch (9), the indicator lamp (10), the lamp beads and the power supply component are connected through a circuit; the power supply component is connected with the rear end of the housing (1) in a threaded manner.

3. The multifunctional flashlight with adjustable battery capacity as claimed in claim 1, wherein said charge and discharge module comprises: the charging device comprises a barrel-shaped shell (2), wherein threads are arranged on the outer side surface of the front end and the inner side surface of the rear end of the barrel-shaped shell (2), and a rechargeable battery and a charging and discharging circuit board electrically connected with the rechargeable battery are fixedly arranged in the barrel-shaped shell (2); the front end sealing surface and the rear end sealing surface of the barrel-shaped shell (2) are fixed with the barrel-shaped shell (2) through screws (3) to form a sealing cavity, wherein the middle position of the front end sealing surface is a front positive electrode (4) of a rechargeable battery, a peripheral power supply interface (5), a USB interface (8) and a TYPE-C interface (7) which are electrically connected with a charging and discharging circuit board are arranged on the rear end sealing surface, and a rear positive electrode (6) which corresponds to the position of the front positive electrode of the battery of the next charging and discharging module and is connected in parallel is arranged on the rear end sealing surface.

4. A multifunctional flashlight with adjustable battery capacity as claimed in claim 3, wherein said circuit of said charge-discharge circuit board comprises: the battery charging and discharging device comprises a charging management circuit, a battery charging and discharging circuit, an indicator light circuit and a main control circuit; the main control circuit adopts a 062E singlechip, and is respectively connected with and controls the charge management circuit, the battery charge and discharge circuit and the indicator lamp circuit through the tube pins of the 062E singlechip; the charging management circuit monitors and manages the battery charging and discharging circuit and is also connected with the indicator lamp circuit; the battery charging and discharging circuit adopts a chip ETA9742 to control a USB interface (8), a TYPE-C interface (7) and a peripheral power supply interface (5) which are connected to charge and discharge a battery.

5. The multifunctional flashlight of claim 4, wherein the charge management circuit uses chips IP5306 and TP4056.