CN202197433U - Portable LED illuminating lamp - Google Patents

Abstract

The utility model discloses a portable LED illuminating lamp, which comprises a shell, a power supply unit, a control unit, a driving unit and an LED unit, wherein the shell is a tubular aluminum alloy shell; the power supply unit is provided with a plastic battery bin for placing each power supply battery; the control unit is provided with a control input end and a control circuit, the control input end is used for inputting a control instruction to the control circuit, and the control circuit drives the LED unit through the driving unit according to the control instruction; the driving unit is a DC/DC constant current driving unit, and the LED unit comprises at least two surface-mounted LEDs. The utility model discloses small and exquisite light, conveniently carry, luminous light is even soft, the luminous luminance is selectable.

Description

A Portable LED Lighting Lamp

technical field

The utility model relates to a lighting device, in particular to a portable LED lighting lamp.

Background technique

There are many types of portable lights on the market, such as portable with rechargeable animal battery, hand-held with rechargeable lithium battery, etc. The light source mostly uses traditional small light bulbs, small light tubes, plug-in LEDs, etc. Generally, although they are portable, most of them have disadvantages such as large size, heavy weight, easily damaged light source, and non-replaceable batteries.

Therefore, there are defects in the prior art and need to be improved.

Contents of the invention

The technical problem to be solved by the utility model is to provide a portable LED lighting lamp which is small, portable, easy to carry, uniform and soft light emitting light, and selectable light emitting brightness.

The technical scheme of the utility model is as follows: a portable LED lighting lamp, including a casing, a power supply unit, a control unit, a drive unit and an LED unit, wherein; the casing is a tubular aluminum alloy casing; the power supply unit is provided with a plastic battery compartment , used to place each power supply battery; the control unit is provided with a control input terminal and a control circuit, the control input terminal is used to input a control command to the control circuit, and the control circuit is based on the control command and passes through the The driving unit drives the LED unit; the driving unit is a DC/DC constant current driving unit, and the LED unit includes at least two surface mount LEDs.

Applied to the above technical solution, the portable LED lighting lamp further includes a mask for fixing and encapsulating the LED unit, and the mask is a high light transmittance mask.

Applicable to each of the above technical solutions, in the portable LED lighting lamp, a switch brightness adjustment button is also provided on the outer shell, which is connected to the control input terminal, and is used to input the brightness adjustment button by operating the switch brightness adjustment button. control instructions, and adjust the brightness of the LED unit.

Applied to each of the above technical solutions, in the portable LED lighting lamp, the housing is provided with a first indicating unit connected to the power supply unit for indicating the power supply status of the power supply unit.

Applied to each of the above technical solutions, in the portable LED lighting lamp, the power supply unit is also provided with a power management subunit and a power input port, the power input port is connected to an external charger, and the power management unit is used for Select a power supply mode, and charge the power supply battery according to the setting.

Applied to the above technical solutions, in the portable LED lighting lamp, the control circuit is provided with a single chip microcomputer and at least one control chip, and the drive unit is a DC/DC constant current multi-channel drive unit.

Applied to each of the above technical solutions, the portable LED lighting lamp is further provided with a second indicating unit connected to the single-chip microcomputer for indicating the use status of the portable LED lighting lamp according to the control of the single-chip microcomputer.

By adopting the above scheme, the utility model supplies power by making the shell a tubular aluminum alloy shell, and setting a plastic battery compartment to place each power supply battery, so that the portable LED lighting lamp is small, light, and easy to carry; and, through the control of the setting The unit control makes its brightness selectable, and the surface-mounted LED is used as the LED light-emitting unit, and the light-emitting light is uniform and soft, and the lighting effect is good.

Description of drawings

Fig. 1 is a kind of schematic diagram of the utility model;

Fig. 2 is the first structural connection schematic diagram of the present utility model;

Fig. 3 is a schematic diagram of the second structural connection of the present invention.

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment, the utility model is described in detail.

As shown in Figure 1, this embodiment provides a portable LED lighting lamp, which can be applied to lighting in various occasions, such as various portable or hand-held portable LED lighting lamps , the portable LED lighting lamp can be set to be very small and light, easy to use and carry, the light is uniform and soft, the light brightness can be adjusted, and the lighting effect is good.

The portable LED lighting lamp includes a housing 101 , a power supply unit 104 , a control unit 103 , a driving unit and an LED unit 102 .

Wherein, the shell 101 is a tubular aluminum alloy shell, because the aluminum alloy has low density, high strength, close to or exceeds high-quality steel, good plasticity, can be processed into various profiles, and has excellent electrical conductivity, thermal conductivity and corrosion resistance Therefore, the casing 101 made of aluminum alloy has good heat dissipation, high strength, compactness and lightness, and the casing 101 adopts a tubular structure, which is light and strong as a whole, and is very convenient to carry.

Moreover, the power supply unit 104 is provided with a plastic battery compartment, and the plastic battery compartment can be used to place various power supply batteries, so as to provide power supply for the portable LED lighting lamp, for example, various common batteries can be placed, or, Various rechargeable batteries; by setting the plastic battery compartment, the replacement of the battery is very convenient, and, according to the setting of the plastic battery compartment, various types of batteries can be selected, and the application range is wide.

In addition, the control unit 103 is provided with a control input terminal and a control circuit, the control input terminal sends a control command to the control circuit, and the control circuit sends a control signal to the control circuit according to the control command. A drive unit, and the LED unit is driven by the drive unit; wherein, the control command can be input through an external manual operation, or, by setting a key input terminal on the shell, the control command can be input through a key , and sent to the control circuit through the control input.

Moreover, the driving unit is a DC/DC (direct current to direct current) constant current driving unit; the LED unit can be lighted, brightened, dimmed, etc. through the driving of the driving unit. The LED unit includes two or more surface-mounted LEDs. The surface-mounted LEDs have the characteristics of high luminous brightness, small size, and large luminous angle.

For example, as shown in Figure 2, the portable LED lighting lamp is set to have no external charging interface, that is, the power supply battery provided internally provides electric energy, such as, adopts AAA battery for power supply, and the battery can be an ordinary dry battery or a rechargeable battery, and the control unit It is a signal controller, and a DC/DC constant current drive unit is used to drive the LED unit.

The signal controller can also be connected with the set light touch button and/or indicator light unit, through the operation of pressing the light touch button, the control instruction is input through the input terminal, and the control signal is generated through the internal circuit, and the The control signal is sent to the DC/DC constant current drive unit, and the LED light emitting unit is driven by the DC/DC constant current drive unit, and the LED unit can be selected to be on or off when driving the LED unit, Low brightness, medium brightness, high brightness, etc.; and, the indicator light unit can be used to indicate the power supply status of the power supply unit, or indicate the use status of the portable LED lighting lamp.

Alternatively, on the basis of the above-mentioned examples, the portable LED lighting lamp further includes a mask, the mask is used to fix and package the LED unit to protect the LED unit, and the mask It is a mask with high light transmittance, which maximizes the luminous efficiency of the LED unit and provides soft and uniform light for lighting; or, a light-scattering layer can also be arranged on the surface of the mask, through the inner surface and/or Or the outer surface is provided with a light-scattering layer, which can make the light emitted by the LED unit diverge, making the light softer and the light-emitting angle wider.

Or, the shell 101 is also provided with a switch brightness adjustment button, the switch brightness adjustment button is connected to the control input end, and the power supply of the LED unit can be turned on or off by operating the switch brightness adjustment button, Moreover, the control instruction can also be input through the switch brightness adjustment button, the control circuit generates a control signal according to the control instruction, and adjusts the brightness of the LED unit according to the control signal, such as adjusting the dimming , or adjust brightness, etc.

Alternatively, a first indicating unit is provided on the housing 101, and the indicating unit can be set as an indicator light unit, such as an LED indicator light, and the indicating unit is connected to the power supply unit, and can be used to indicate the The power supply status of the power supply unit, such as indicating the power supply status according to the power of the power supply battery, can play a warning role, so that the user can find out the situation in time, and replace the battery in time before the battery is exhausted. power battery. Wherein, the indicator light can choose to illuminate, strobe and other indicating modes to indicate the current battery power, so as to remind to replace the battery.

Alternatively, the power supply unit is also provided with a power management unit and a power input port, and is connected to an external charger through the power input port, so that the portable LED light can be charged directly through the charger without replacing the battery , more environmentally friendly, and the power management unit is respectively connected to the power supply battery of the plastic battery compartment and the power input port, the power management unit can select the power supply mode according to the setting, wherein the power supply battery can be selected Alternatively, the charger can be directly connected to the mains for power supply, and the power management unit can also charge the power supply battery through the external charger, which is convenient to use, and the power supply battery can reuse.

Alternatively, the control circuit 103 is provided with a single-chip microcomputer and one or more control chips, and the drive unit is a DC/DC constant current multi-channel drive unit; the single-chip microcomputer and each control chip can provide multiple control signals, In addition, the LED light emitting unit can be driven by the DC/DC constant current multi-channel driving unit, so that the LED light emitting unit can realize various display effects, such as strobe flashing, displaying letters, characters, pictures, and the like.

Alternatively, a second indicating unit is also provided on the housing, the second indicating unit may also be set as an indicator light unit, the second indicating unit is connected with the single-chip microcomputer, and the second indicating unit is configured according to the The control of the single-chip microcomputer is used to indicate the use state of the portable LED lighting lamp, such as indicating that the portable LED lighting lamp is in use, or is in a state of being out of use.

For example, as shown in Figure 3, the portable LED lighting can be connected to an external common charger or car charger, through the common charger or car charger connection for direct lighting or charging, or also use rechargeable AAA Batteries, ordinary non-rechargeable batteries can also be used for urgent use. The battery management unit provides protection for battery charging, preventing overcharging, short circuiting of the battery, and reminding that the battery needs to be charged due to insufficient power.

The control circuit is an MCU controller (Micro Control Unit, micro-control unit, also known as a single-chip microcomputer), and the MCU controller provides multiple signals to control the DC/DC constant current multi-channel drive unit, and through the set on the shell Lightly touch the button, you can control the LED light-emitting unit to switch on and off, low brightness, medium brightness, and high brightness, as general lighting, and you can also select light-emitting strobe and shake character display through the light touch button to provide emergency lighting. For warning or emergency use. Moreover, the battery power level and the use status of the portable LED lighting lamp can be prompted through the provided indicator light unit.

It should be understood that those skilled in the art can make improvements or changes based on the above description, and all these improvements and changes should belong to the protection scope of the appended claims of the present utility model.

Claims (7)

1. a portable LED illuminating lamp comprises shell, power supply unit, control unit, driver element and LED unit, it is characterized in that;

Said shell is the tubular aluminum alloy shell; Said power supply unit is provided with a plastic battery storehouse, is used to place each supplying cell;

Said control unit is provided with control input end and control circuit, and said control input end is used for input control order to said control circuit, and said control circuit is according to said control command, and the said LED of the said drive unit drives of process unit;

Said driver element is the DC/DC constant current driving unit, and said LED unit comprises at least two surface mount LED.

2. portable LED illuminating lamp according to claim 1 is characterized in that, also comprises a face shield, the said LED of fixing encapsulation unit, and said face shield is the high transmission rate face shield.

3. portable LED illuminating lamp according to claim 2 is characterized in that, a switch brightness regulation button also is set on the said shell; Be connected with said control input end; Be used for importing said control command, and regulating the brightness of said LED unit through operating said switch brightness regulation button.

4. portable LED illuminating lamp according to claim 1 is characterized in that said shell is provided with first indicating member, is connected with said power supply unit, is used to indicate the power supply state of said power supply unit.

5. portable LED illuminating lamp according to claim 1; It is characterized in that; Said power supply unit also is provided with PMU and power input mouth, and said power input mouth is connected with outside charger, and said power management subelement is used to select supply power mode; And, according to being set to said supplying cell charging.

6. portable LED illuminating lamp according to claim 1 is characterized in that said control circuit is provided with a single-chip microcomputer and at least one control chip, and said driver element is a DC/DC constant current multichannel driver element.

7. portable LED illuminating lamp according to claim 6 is characterized in that, second indicating member also is set, and is connected with said single-chip microcomputer, is used for the control according to said single-chip microcomputer, indicates the user mode of said portable LED illuminating lamp.

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