WO2017107767A1

WO2017107767A1 - Multifunctional lamp having night-lighting mode

Info

Publication number: WO2017107767A1
Application number: PCT/CN2016/108696
Authority: WO
Inventors: Stewart Wallach
Original assignee: Capstone Industries Inc.
Priority date: 2015-12-23
Filing date: 2016-12-06
Publication date: 2017-06-29
Also published as: CN205560437U

Abstract

A multifunctional lamp, which uses same illuminants to achieve normal illuminating mode or night-lighting mode according to the ambient lightness, and the illuminants can be lit or blacked out according to body movement in the night-lighting mode. Moreover the lamp can be accessed via Bluetooth by the user equipment, to play music. The lamp was designed simply and aesthetically, the normal illuminating mode and night-lighting mode can be converted each other easily by a switch.

Description

Multifunctional lamp having night-lighting mode

FIELD OF THE INVENTION

The present invention relates to the field of illumination appliance, in particular to a multifunctional lamp capable of being a night light and a Bluetooth music player, as well as capable of body movement detection.

BACKGROUND OF THE INVENTION

Lamps, which are essential illumination appliances in daily life, have been used widely. However a conventional lamp, which has an only illumination function, cannot meet the requirement of modern life, therefore the lamp has been improved to function more applications in various aspects. Chinese patent application CN201010568880.4 disclosed a LED induction lamp, comprising alight detection module, a microwave detection module and a data collecting and processing unit to switch on/off the LED lamp automatically according to the ambient lightness and body movement； however the LED lamp has only one mode, i.e. illumination mode, when it switched on. Chinese utility model patent CN201111592Y disclosed an induction wall lamp with additional LED nightlights, the wall lamp can work in night-lighting mode and infrared induction mode such that it can achieve different illumination mode according to the ambient lightness and body movement, by utilizing photo-resistor control circuit and infrared detection circuit； however, different illuminators and complex circuits were required therein.

SUMMARY OF THE INVENTION

It is desirable to alleviate the above drawbacks by providing a multifunctional lamp, which uses same illuminants to achieve normal illuminating mode or night-lighting mode, and the illuminants can be lit or blacked out according to the ambient lightness and body movement in the night-lighting mode. Moreover the lamp can be accessed via Bluetooth by the user equipment, to play music. The invention was designed simply and aesthetically, the normal illuminating mode and night-lighting mode can be converted each other easily by a wall switch.

The object of the present invention is achieved in the following manner: a multifunctional lamp having night-lighting mode, comprises lamp holders, illuminants installed on and electric-connected to the lamp holders, a wall switch, a power converter connected to a wide range external power supply to receive power input, rechargeable batteries and a control circuit, wherein the control circuit comprises a CPU, a first switch through which an output of the power converter is connected to the lamp holders, a second switch through which the said output of the power converter is connected to an anode of the rechargeable batteries, and a third switch through which the anode of the rechargeable batteries is connected to the lamp holders. When the wall switch is in first position, where the first and second switches are closed and the third switch is open, external power supply will be converted to 12VDC power output by the power convertor and supplied to the lamp holders and the rechargeable batteries, and the multifunctional lamp will work in normal lighting mode, keeping about 900 lumens luminous flux. When the wall switch is in second position, where the first and second switches are open and the third switch is closed, the rechargeable batteries will supply power to the lamp holders and the multifunctional lamp will work in night-lighting mode, keeping about 30 lumens luminous flux. The third switch is connected to the lamp holders through a motion sensor module. When the lamp works in the normal lighting mode, the motion sensor module will be disabled； when the lamp works in the night-lighting mode, the motion sensor module will be powered by the rechargeable batteries and enabled. The motion sensor module comprises a light-sensitive switch, which will be closed while an ambient lightness is under a preset value, and will be open while an ambient lightness is greater than a preset value. The motion sensor module further comprises a timer and motion-sensitive switch； when the light-sensitive switch is closed, the motion sensor module will start to detect signal of body movement within 2-8 meters by using microwave sensor or human body infrared sensor, once the signal is captured, the motion-sensitive switch will be closed, the power will be supplied to the lamp holders and the timer will start to work, then when a preset time such as 30 seconds to 30 minutes is up, the motion-sensitive switch will be open and no power will supply to the lamp holders.

The present invention further comprises a Bluetooth module and speakers, wherein the Bluetooth module is electric-connected to the power converter through the first switch, and also to the speakers. When the lamp works in the normal lighting mode where the first switch is closed, the Bluetooth module and speakers will be powered by the power converter and become activated； when the lamp works in the night-lighting mode where the first switch is open, the Bluetooth module and speakers will be powered off. The Bluetooth module further includes a LED indicator which shows a status of the connection between the Bluetooth module and other equipment.

BRIEF DESCRIPTION OF THE DRAWINGS

A preferred embodiment of the present invention will be described in detail hereinafter with reference to accompanying drawings, wherein

FIG. 1 is a perspective view of a multifunctional lamp according to the present invention；

FIG. 2 is an explosive view of the multifunctional lamp in FIG. 1, wherein any circuit has not been shown.

FIG. 3 is a circuit diagram of the multifunctional lamp in FIGs. 1-2.

List of reference numbers:

1-back sheet

2-front cover

3-wall switch

4–powerbox

5–batterybox

6-control circuit box

7-bracket for mounting power box

8-bracket for mounting battery box

9-speaker

10-electronic components board

11-louver

12–flangedaluminiumplate

13-lamp holder

14-transparent acrylic plate

15-control circuit

16-Bluetooth module

17-motion sensor module

18-CPU

19-power converter

DETAILED DESCRIPTION OF PREFERRED EMBODIMENT

The present invention will be further described in detail hereinafter with reference to the exemplary embodiment.

As shown in FIGs. 1-2, the multifunctional lamp comprises a back sheet 1, a front cover 2, lamp holder 13, illuminants (not shown) provided in lamp holders 13, a wall switch 3, a power box 4, a battery box 5, a control circuit box 6 and speakers 9. Both the back sheet 1 and front cover 2 are made of common materials such as galvanized sheet, and all edges of the back sheet 1 and all edges front cover 2 are bent inwards, engaged each other, to form sides of a housing which is formed by the back sheet 1 and front cover 2, whereby the housing can receive the battery box 4, the power box 5, the control circuit box 6, speakers 9 and other auxiliary fitting components, e.g. a bracket 7 for mounting power box, a bracket 8 for mounting battery box, an electronic components board 10and so on. Louvers, corresponding to the speakers 9, are configured properly on the front cover 2, in order to facilitate the broadcasting of output sound. A power converter used to converts the external AC power to the 12V DC power is provided in the power box 4, and a plurality of rechargeable batteries is provided in the battery box 5.

The housing formed by engaged back sheet 1 and front cover 2, together with all the preceding components inside the housing constitute a mounting base for electric-connecting various lamp holders which are configured thereon. One or more illuminants may be any type of lamp, for example, LED, tungsten lamp and incandescent lamp, preferably it is LED. In the preferred embodiment, the illuminants are LED panels where each LED panel is constituted by a plurality of LEDs, the LED panels are mounted to the flanged aluminium plates 12 and further to the lamp holders 13 in the form of square tube. Transparent acrylic plates 14 are configured on the bottom of the lamp holders 13 to prevent the illuminants and circuit inside from damaging and creepage since external humid environment. Such structure of the lamp enables the lamp to be particularly suitable for bathvanity lamp/light.

Wallswitch3 is installed on a side of the front cover 2. Battery box 5 is designed to be open/closed easily such that the user can replace the batteries inside conveniently.

A control circuit 15, a Bluetooth module 16, a motion sensor module 17 are installed in the control circuit box 6, their connection and work principle will be described hereinafter in detail with reference to FIG. 3.

FIG. 3illustrates the circuit of the multifunctional lamp according to the present invention, wherein the external power supply can be wide AC power (110VAC 60HZ-240VAC 50HZ) , which is converted to DC power 12VDC by the AC/DC power converter installed in the power box 4.

As mentioned above, the illuminants are located in, and electric-connected to, the lamp holders. The control circuit comprises a CPU 18 and three switches K1, K2 and K3, where the control circuit is powered by 5V DC, and the three switches are controlled by the CPU automatically. An output of the power converter is connected to the lamp holders through the first switch K1, and to an anode of the rechargeable batteries through the second switch K2. The anode of the rechargeable batteries is connected to the lamp holders through the third switch K3.

When wall switch 3 is in first position, where the first switch K1 and the second switch K2 are closed, and the third switch K3 is open. The power converter in the power box 4 therefore will supply power to the lamp holders and the rechargeable batteries in the battery box 5, and the multifunctional lamp will work in the normal lighting mode, that is, LEDs will be lit, and the Bluetooth module 16will be powered and ready to work. The present invention also configures a Bluetooth indicator on the Bluetooth module 16, indicating a work status of the Bluetooth module 16, for example, the Bluetooth indicator will be flashing when the Bluetooth module is disconnected, or the Bluetooth indicator will keep lighting when the Bluetooth module works. In the above scenario, the multifunctional lamp works in the normal lighting mode, the motion sensor module will be unavailable.

When wall switch 3 is in second position, where the first switch K1 and the second switch K2 are open, and the third switch K3 is closed. In this scenario, the multifunctional lamp will work in the night-lighting mode, the illuminants will be powered by the rechargeable batteries in the battery box 5, in the preferred embodiment, the motion sensor module 17, which is provided between the third switch K3 and lamp holders, is powered by the rechargeable batteries in the battery box 5 as well. In the embodiment, the motion sensor module 17 is the microwave induction module, anyway it can be selected from other motion induction module, for instant, human body infrared induction module.

The microwave induction module is configured with light control function. When an ambient lightness is greater than a preset value (65 lux or more) , microwave induction function is disabled； when the ambient lightness is less than a preset value (in the range of 2 Lux-60 Lux) , microwave induction function is enabled.

Therefore, when the ambient is bright, the microwave induction function will be unavailable, and LEDs will be blacked out. On the contrary, when the ambient lightness goes down under the preset value, the microwave induction function will be activated, and body movement can be detected within 2-8 meters. Once body movement has been detected, LEDs can be kept lighting for a preset period, namely 30 seconds to 30 minutes. However when no body movement has been detected in the period, LEDs will be blacked out automatically after the period. In the night-lighting mode, Bluetooth module does not work. The rechargeable batteries can work for 20 hours, when LEDs was lit at 30 lumens.

In the embodiment, when the lamp works in the normal lighting mode, LEDs are kept lighting, and a Bluetooth speaker can play music via the Bluetooth module. When the lamp works in the night-lighting mode, LEDs can be kept lighting for a preset period, namely 30 seconds to 30 minutes when body movement has been detected. If no body movement has been detected in the period, LEDs will be blacked out automatically after the period.

Additional switches may be provided to enable or disable the night-lighting mode.

Claims

A multifunctional lamp having night-lighting mode, comprising lamp holders, illuminants installed on/electric-connected to the lamp holders, a wall switch, a power converter connected to an external power supply to receive power input, rechargeable batteries and a control circuit, wherein

the control circuit comprises a CPU, a first switch through which an output of the power converter is connected to the lamp holders, a second switch through which the said output of the power converter is connected to an anode of the rechargeable batteries, and a third switch through which the anode of the rechargeable batteries is connected to the lamp holders；

when the wall switch is in first position, where the first and second switches are closed and the third switch is open, the power converter will supply power to the lamp holders and the rechargeable batteries, and the multifunctional lamp will work in normal lighting mode；

when the wall switch is in second position, where the first and second switches are open and the third switch is closed, the rechargeable batteries will supply power to the lamp holders and the multifunctional lamp will work in night-lighting mode.
The lamp of claim 1, further comprising a motion sensor module through which the third switch is connected to the lamp holders； when the lamp works in the normal lighting mode, the motion sensor module will be disabled； when the lamp works in the night-lighting mode, the motion sensor module will be powered by the rechargeable batteries and enabled.
The lamp of claim 2, wherein the motion sensor module comprises a light-sensitive switch, which will be closed while an ambient lightness is under a preset value, and will be open while an ambient lightness is greater than a preset value.
The lamp of claim 3, wherein the motion sensor module further comprises a timer and motion-sensitive switch； when the light-sensitive switch is closed, the motion sensor module will start to detect signal of body movement, once the signal is captured, the motion-sensitive switch will be closed, the power will be supplied to the lamp holders and the timer will start to work, then when a preset time is up, the motion-sensitive switch will be open and no power will supply to the lamp holders.
The lamp of claim 4, wherein the motion sensor module detects signal of body movement by using microwave sensor or human body infrared sensor, and the preset time is in the range of 30 seconds to 30 minutes.
The lamp of any of claims 1-5, further comprising a Bluetooth module and speakers, wherein the Bluetooth module is electric-connected to the power converter through the first switch, and also to the speakers； when the lamp works in the normal lighting mode where the first switch is closed, the Bluetooth module and speakers will be powered by the power converter； when the lamp works in the night-lighting mode where the first switch is open, the Bluetooth module and speakers will be powered off.
The lamp of claim 6, wherein the Bluetooth module further comprises a LED indicator which shows a status of the connection between the Bluetooth module and other equipment.