WO2013020439A1

WO2013020439A1 - Remote control candle lamp and circuit thereof

Info

Publication number: WO2013020439A1
Application number: PCT/CN2012/078562
Authority: WO
Inventors: 郑汉国
Original assignee: Cheng Hon Kwok
Priority date: 2011-08-05
Filing date: 2012-07-12
Publication date: 2013-02-14
Also published as: DE212012000045U1; WO2013020260A1

Abstract

A remote control candle lamp, comprising a candle lamp unit (1) and a remote control unit (2); the candle lamp unit (1) comprises a candle-shaped housing, the upper inner cavity (11) thereof is provided with an LED light source and a control unit connected with each other, and the lower inner cavity (12) thereof houses at least one battery (14) for supplying power for the control unit; the control unit comprises an infrared receiver coupled to the battery (14), and controls the luminance or operating state or mode of the LED light source in response to a control signal received from the remote control unit (2); the control unit also comprises a signal processing and control IC and an external assembly thereof coupled to the battery (14); the positive electrode of the battery (14) is coupled to the input terminal of the infrared receiver and the power input terminal of the signal processing and control IC; and the input terminal and output terminal of the signal processing and control IC are respectively coupled to the output terminal of the infrared receiver and an LED light source. The remote control candle lamp is compact, light-weight, and easy to deploy and operate.

Description

Remote control candle light and its circuit Cross-reference to related applications

The present application claims priority to PCT Patent Application Serial No. PCT/CN201 1/ 078, 081, filed on Aug. 5, 2011, the entire disclosure of which is hereby incorporated by reference. Technical field

The present invention relates to a remote control decorative light, and more particularly to a remote control candle light including an LED light source and its circuitry. Background technique

German Patent DE 20 2005 001 373 discloses a remote control decorative light that uses a rechargeable battery or two ordinary batteries to drive the LED light source therein. Other remote control decorative lights of the prior art also use a button cell of typically more than two to obtain the desired voltage or current to drive the LED source therein, wherein the battery capacity is at least 2000 mAh. The disadvantage of using a rechargeable battery or a button battery is that the cost is high. If two ordinary batteries are used, the weight of the product is large, which may make it difficult to fix the product in the required position, especially when using multiple remote decorative lights. In the case of a decorative object, for example, a branch of a small Christmas tree cannot afford to bear the weight of a plurality of ordinary batteries. Summary of the invention

It is an object of the present invention to provide a remote control candle lamp that at least partially solves the above problems, comprising a candle light unit and a remote control unit, wherein the candle light unit comprises a housing in the form of a candle, the upper inner chamber of the outer casing being provided a connected LED light source and a controller unit, the lower inner cavity of the housing housing at least one battery for powering the controller unit; wherein the controller unit includes an infrared receiver coupled to the battery, and Controlling a brightness or operating state or mode of the LED light source in response to a control signal received from a remote control unit, wherein: the controller unit includes a signal processing and control IC coupled to the battery and an external component thereof, Wherein the anode of the battery is coupled to the input of the infrared receiver and the power input of the signal processing and control IC, and the input and output of the signal processing and control IC are respectively coupled to the infrared receiver An output and the LED light source.

A remote control candle lamp according to the invention, which may preferably comprise a booster unit, said booster unit A boost inductor, a boost IC, and a voltage stabilizing capacitor are connected in series with the battery, wherein two ends of the boost inductor are respectively connected to a positive pole of the battery and an input end of the boost IC, and Both ends of the capacitor are respectively connected to an output terminal of the boosting IC and a ground terminal of the boosting IC.

Preferably, the signal processing and control IC may be a PTC78P56-695 and/or the boost IC may be XC6372D-33 and/or the battery is a conventional 1.5V AA alkaline battery having a capacity of at least 1800 mAh.

Additionally, the candle light unit can further include an additional detachable accessory/support member that is secured to the candle light unit to secure the candle light unit in a desired position. The support member may be a clamp member, a suction cup, a pin, a pentagonal star or a snowflake member. The LED light source can include three LEDs of the same or different colors that are independently driven by the controller unit. The colors of the LEDs may be red, blue and green, respectively. In addition to the above, the LED light source can include a warm white LED that is driven by the controller unit. Additionally, the bottom of the housing can have a removable bottom cover that can act as a switch for the LED light source.

Since the candle lamp of the remote control candle lamp of the present invention itself can use only one ordinary 1.5 ¥ alkaline battery having a capacity of at least 1800 11 11 , it is low in cost, compact in size, low in weight, and easy to deploy and manipulate. DRAWINGS

Figure 1 is a schematic illustration of an embodiment of a remote control candle light including a candle light unit and a remote control unit in accordance with the present invention;

Figure 2 is a schematic circuit diagram showing a first embodiment of the remote controller unit of the present invention;

Figure 3 is a schematic circuit diagram showing a first embodiment of the controller unit of the present invention;

4 is a schematic view showing a second embodiment of the remote control candle lamp of the present invention (refer to the original structure diagram 1 or submit the photo in the 8/6 document);

Fig. 5 is a schematic circuit diagram of a controller unit of a second embodiment of the present invention. detailed description

Referring to Figure 1, there is shown an embodiment of a remote control candle light comprising a candle light unit 1 and a remote control unit 2 in accordance with the present invention. The candle lamp unit 1 comprises a hollow housing in the form of a candle, the upper inner chamber 11 of the housing being provided with an associated LED light source and a controller unit (not shown), the lower inner chamber 12 of the housing A battery 14 for powering the controller unit is housed, wherein the controller unit includes an infrared receiver and a booster unit connected to the battery, and is controlled in response to a control signal received from the remote controller unit 2 The brightness or working state or mode of the LED light source; the housing may be made of a material such as plastic, resin or rubber, and the walls of the upper and lower inner chambers may be made of the same or different materials. The transparency and color can be the same or different.

According to the present invention, the LED light source may include at least one LED, which may be warm white to simulate candlelight; preferably, the LED light source may include three LEDs, the colors of which may be red, blue, and green, respectively. The LED light source can emit light of various colors as required.

The booster unit of the controller unit may include a boost IC and a program IC to boost an input voltage of 1.5V to, for example, 3.0V to program the drive in response to a control signal received from the remote control unit The LED light source or the LED light source operates in a desired operating mode, the LED light source can perform a normal constant light operation, or perform a slow flash, a fast flash, a fade-in, a fade-out operation, or a palette rotation effect ( The palette rotation effect), that is, the brightness of the red, blue, and green LEDs can be gradually increased or weakened according to the program, thereby mixing different colors.

According to the present invention, the battery 14 can be a conventional 1.5V AA alkaline battery having a capacity of at least 1800 mAh, and the output voltage of the battery can be converted into the operating voltage required by the LED light source by the booster unit. .

According to a further embodiment of the invention, the candle light unit may further comprise an additional detachable fitting/support 3, which may be a clamping member, a suction cup, a pin, a pentagram or a snowflake The member, the support member 3 is fixed to the candle lamp unit 1 to fix the candle lamp unit 1 at a desired position. For example, the candle lamp unit 1 can be easily fixed to a Christmas tree, a window or a wall having a smooth surface by the support member 3, and can even be fixed to the cake, since the candle lamp unit can use only one AA battery. The total weight of the candle lamp unit 1 depends mainly on the battery used.

According to the present invention, the bottom of the housing may have a removable bottom cover 13, and the bottom cover 13 may serve as a switch for the LED light source. For example, when the bottom cover 13 is removed, the LED may be The light source is off. Additionally, the bottom cover may be integral with the support member and threaded or otherwise secured to the housing.

According to the invention, a single remote control unit 2 can cooperate with a plurality of candle light units 1, which can be respectively arranged at different positions to form a desired pattern. The remote controller unit 2 is also A plurality of function buttons (not shown) may be provided, each button corresponding to a different mode of operation of the LED light source of the candle lamp unit 1, by which the remote controller unit may be The candle lamp unit 1 emits the same or different control signals to control the brightness or working state of the LED light source, so that the plurality of candle lamp units 1 can have the same or different working modes at different positions of a specific pattern. Come to work.

Referring to FIG. 2, there is shown a schematic circuit diagram of a remote controller unit of the present invention, which includes only three switches (ON, FLASH, OFF, each switch can correspond to one function, wherein the switches ON, FLASH, OFF can respectively correspond to The function of turning on, blinking and turning off the LED light source. Additional switches can be added as needed to issue more different control signals to bring the LED light source into the required working state.

In the present embodiment, the circuit of the remote controller unit uses a signal encoding and transmitting IC (for example, IC in the present embodiment: TC3010 or other IC having similar functions) and its corresponding external components. Among them, the signal encoding and transmitting IC can be supplied with a working voltage of 3 volts. After power supply, the TC3010 and the oscillator 455E start to work to generate a working reference clock signal for the IC and put the remote control unit in standby state. When the user presses the ON or FLASH or OFF button, the signal encoding and transmitting IC: After receiving the pressed ON or FLASH or OFF signal, the IC:TC3010 internally generates the corresponding encoded signal, which is encoded from the IC. : The DOUT pin of the TC3010 is output and amplified by a resistor of 100 ohms and amplified by a transistor 8050D. The amplified output signal is converted into an infrared signal by an infrared transmitting tube D2 and emitted outward.

Referring to Fig. 3, there is shown a schematic circuit diagram of a controller unit of the present invention in which a signal processing and control IC (e.g., IC2 in this embodiment: PTC78P56-695 or other similar IC) and its corresponding are used. External components. The battery BT1 is connected to the input terminal of the boost IC (for example, IC1 in this embodiment: XC6372D-33 or other similar IC) through the inductor L1, and the output of the boost IC and the IR receiver (U2) The input terminal is connected such that its output terminal outputs a corresponding current signal to the PA0 terminal of the signal processing IC in response to a control signal sent from the remote controller unit, thereby causing the PC1 terminal to issue a corresponding output according to a predetermined program of the signal processing IC. Current is used to drive the LEDs contained in the LED source and to bring the LEDs into a desired operational state. In this embodiment, for ease of description, the LED light source contains only one LED. In order to achieve the desired lighting effect, the controller unit can connect and drive a plurality of LEDs as needed.

In this embodiment, the BT1 provides an operating voltage of 1.5 volts, which is boosted by a booster circuit consisting of a boost inductor L1: 100 UH and a boost IC: XC6372D-33 and a capacitor 22UF to generate a voltage of 3.3 volts. The signal processing and control IC and the infrared receiving tube U2 are powered. When the signal processing and control IC receives the offer After power, the IC and R4 resistors begin to operate to generate an operational reference clock signal for the IC and place the controller unit in standby. When the infrared receiving tube U2 receives the infrared light signal from the infrared transmitting tube D2 of the remote controller unit, the infrared receiving tube U2 converts the infrared light signal into an electrical signal, and passes the electrical signal through its output terminal VOUT. Input to the PA0 pin of the signal processing and control IC. After receiving the electrical signal, the internal processing of the signal processing and control IC performs an identification determination to determine whether the remote controller unit is emitting an ON, FLASH or OFF signal. When it is determined that it is an ON signal, the signal processing and control IC outputs a low voltage signal from the output terminal PC1 to cause the LED to emit light. When it is determined that it is a FLASH signal, the signal processing and control IC outputs a pulsating voltage signal from the output terminal PC1 to cause the LED to periodically flash. When it is determined that the signal is OFF, the signal processing and control IC does not output any voltage signal from the output terminal PC1 to turn off or idle the LED.

4 and FIG. 5, which are respectively schematic views of another embodiment of the remote control candle lamp of the present invention and the circuit of the controller unit thereof, wherein the shape of the candle lamp is common and commonly used in restaurant dining tables, various indoors. Or in the form of a chunky red candle in an outdoor place instead of the candle form commonly used in birthday cakes in the first embodiment, the remote control unit in the first embodiment can be used to select an operation mode of opening, closing and blinking. The controller unit in this embodiment can also use a single battery and corresponding boost IC: as described above. However, in order to increase its weight and stability to better simulate the traditional chunky red candle, it can use three AA batteries without using a boost IC, as shown in Figure 5.

As shown, the controller unit includes a signal processing and control IC (IC2: PTC78P56-695) coupled to the battery (BT1) and its external components, wherein the positive and infrared receivers (U2) of the battery An input (Vin) is coupled to a power input (V DD ) of the signal processing and control IC, and an input (PA0) and an output (PC1) of the signal processing and control IC are respectively coupled to the infrared receiver The output (Vout) and the LED light source (LED). The controller unit operates in the same manner as the first embodiment except that the booster IC is omitted because a plurality of batteries are employed. It should be understood that the plurality of batteries may employ other types of batteries, such as AA / AAA rechargeable batteries or button batteries, etc., as any other member may be used to increase its weight and stability to better simulate the tradition. Chunky red candle.

Although the present invention has been described with reference to the preferred embodiments thereof, those skilled in the art should understand that various modifications, additions and deletions or equivalents may be made to the present invention as needed without departing from the spirit and scope of the invention. replace.

Claims

Rights request

A remote control candle lamp comprising a candle light unit and a remote control unit, wherein the candle light unit comprises a housing in the form of a candle, the upper inner cavity of the outer casing being provided with an associated LED light source and a controller unit, the outer casing a lower inner chamber containing at least one battery for powering the controller unit; wherein the controller unit includes an infrared receiver coupled to the battery and controls the control in response to a control signal received from the remote control unit The brightness or operating state or mode of the LED light source, characterized in that: the controller unit comprises a signal processing and control IC (IC2) coupled to the battery and an external component thereof, wherein the positive pole of the battery and the infrared An input (Vin) of the receiver is coupled to a power input (V DD ) of the signal processing and control IC, and an input (PA0) and an output (PC1) of the signal processing and control IC are respectively coupled to the infrared The output of the receiver (Vout) and the LED light source (LED).

2. The remote control candle lamp according to claim 1, wherein: said signal processing and control IC (IC2) is a PTC78P56-695.

3. The remote control candle lamp of claim 1, further comprising a booster unit, the booster unit comprising a boost inductor (L1), a boost IC (ICl) in series with the battery And a capacitor (Cl), wherein two ends of the boost inductor are respectively connected to a positive pole of the battery and an input end (Vin) of the boosting IC, and two ends of the capacitor are respectively connected to the rising The output terminal (Vout) of the voltage IC and the ground terminal (GND) of the boost IC.

4. The remote-controlled candle lamp according to claim 3, wherein: the boosting IC (IC1) is XC6372D-33 and/or the battery is a normal 1.5V AA alkaline battery having a capacity of at least 1800 mAh. .

The remote control candle lamp according to any one of claims 1 to 4, wherein: the candle lamp unit further comprises an additional detachable accessory/support member, the support member and the candle lamp unit Secured to secure the candle light unit to the desired location.

6. The remote-controlled candle light according to claim 5, wherein the support member is a clamping member, a suction cup, a pin, a pentagonal star or a snowflake member.

7. The remote-controlled candle light according to claim 1, wherein: the LED light source comprises three LEDs of the same color or different colors independently driven by the controller unit.

8. The remote-controlled candle light of claim 7, wherein: the colors of the LEDs are red, blue, and green, respectively.

The remote control candle light according to any one of claims 1 to 4, characterized in that the LED light source comprises a warm white light LED driven by the controller unit.

The remote control candle lamp according to any one of claims 1 to 4, characterized in that: the bottom of the casing has a removable bottom cover, and the bottom cover can serve as a switch for the LED light source.