HK1202148B - An illuminating apparatus imitating real-fire glowing - Google Patents

Abstract

The present invention discloses a lighting device that simulates true fire emission,Including the luminous panel (2)Control board (7) and machine base (3);The luminous board (2) is electrically connected to the control board (7);The luminous panel (2) comprises a PCB substrate and multiple luminous bodies (21),Multiple light-emitting elements (21) are arranged in a display surface on the PCB substrate surface;The control board (7) is installed on the machine base (3);The light-emitting board (2) is fixedly connected to the control board (7),Or the luminous panel (2) is installed on the machine base (3);The display surface protrudes from the top of the machine base (3);The control board (7) controls the lighting of the partial luminous body (21) and/or the extinguishing of the partial luminous body (21),Create a dynamic flame combustion effect on the display surface.

Description

Lighting device for simulating real fire luminescence

Technical Field

The present disclosure relates to electronic lighting devices, and particularly to a lighting device for simulating real fire.

Background

The electronic candle is used as a soft ornament, has the practicability and safety of illumination, has ornamental and decorative effects, and is widely used in places such as hotels, churches, families and the like. The luminous part of the electronic candle simulating the real fire simulates the flame form of the traditional lighting candle, and the electronic candle can be suddenly and suddenly lighted or swayed to be indefinite, thereby having certain interestingness; it can also create a quiet and auspicious atmosphere, so that people can relax the mood and is popular.

Disclosure of Invention

The main purposes of the invention are: the lighting device comprises a light-emitting plate, a control plate and a base;

the luminous plate is electrically connected with the control plate;

the luminous plate comprises a PCB substrate and a plurality of luminous bodies, and the plurality of luminous bodies are arranged on the surface of the PCB substrate to form a display surface;

the control panel is arranged on the machine base; the light-emitting plate is fixedly connected with the control plate and positioned on the base, or the light-emitting plate is arranged on the base; the display surface protrudes out of the top of the machine base;

the control panel controls part of the luminous bodies to be lightened and/or part of the luminous bodies to be extinguished, and a dynamic flame combustion effect is formed on the display surface.

The beneficial effect of this application is: the application provides an illumination device, its luminescent plate includes a plurality of luminous bodies, arranges and forms the display surface, and control panel control part luminous body is lighted and/or partial luminous body is turn-offed, forms dynamic flame combustion effect on the display surface for the illumination device of this application is more lifelike in the effect of real fire burning, has certain interest.

Drawings

FIG. 1 is a schematic diagram of a basic structure of a first embodiment of an illumination device according to the present invention;

FIG. 2 is a schematic diagram of a light-emitting plate of a first embodiment of the illumination device according to the invention;

FIG. 3a is a schematic diagram of a light-emitting plate circuit of a first embodiment of the illumination device of the present invention;

fig. 3b is a diagram of an arrangement of light emitters according to a first embodiment of the lighting device of the present invention;

FIG. 4 is a schematic view of another basic structure of a first embodiment of the illumination device of the present invention;

FIG. 5 is a schematic overall structure diagram of a first embodiment of the illumination device of the present invention;

FIG. 6 is an exploded view of a second embodiment of the lighting device of the present invention;

fig. 7 is a schematic diagram of a light-emitting plate structure of a third embodiment of the illumination device of the invention;

FIG. 8 is a sectional view of a third embodiment of the lighting device of the present invention having a lifting mechanism;

FIG. 9 is an enlarged view of a third embodiment of the lighting device of the present invention having a lifting mechanism;

FIG. 10 is a schematic view of a lifting mechanism of a third embodiment of the illumination device of the present invention;

FIG. 11 is a schematic structural diagram of a fourth embodiment of a lighting device with a lifting mechanism according to the present invention;

fig. 12 is a schematic structural diagram of a fifth embodiment of the illumination device of the present invention;

FIG. 13 is a schematic view of a sixth embodiment of a bulb assembly according to the present invention;

fig. 14 is a schematic view of the overall structure of a sixth bulb according to an embodiment of the lighting device of the present invention;

FIG. 15 is a schematic view of a seventh embodiment of a bulb assembly according to the present invention;

fig. 16 is a schematic view of the overall structure of a seventh bulb according to an embodiment of the lighting device of the present invention;

fig. 17 is a schematic diagram of a light-emitting plate of an eighth embodiment of the illumination device of the invention;

FIG. 18 is a schematic structural view of a bulb according to an eighth embodiment of the present invention;

fig. 19 is a schematic view of the overall structure of a bulb according to an eighth embodiment of the illumination device of the present invention;

fig. 20 is a schematic diagram of a light-emitting panel according to a ninth embodiment of the invention;

fig. 21 is a sectional view of a lighting device according to a ninth embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following detailed description and accompanying drawings.

The first embodiment is as follows:

as shown in fig. 1 and 2, the lighting device of this embodiment is an electronic candle, and the core structure is a module for simulating real fire lighting, which includes a light-emitting panel 2, a control panel 7 and a base 3, the light-emitting panel 2 includes a PCB substrate and a plurality of light-emitting bodies 21, the PCB substrate includes a light-emitting part 22 and a fixing part 23; the fixing portion 23 has a protrusion extending outward, the whole structure is similar to a cross structure, the light emitting portion 22 is similar to a flame shape, the light emitting portion 21 in this embodiment is specifically an LED chip and is rectangular granular, the plurality of light emitting portions 21 are arranged on the surface of the PCB substrate to form at least one display surface, and the outer contour of the arrangement of the light emitting portions 21 at the top end of the light emitting portion 22 forms an arc shape to simulate the flame shape as much as possible. In this example, the display surface is located on both sides of the light-emitting portion 22, the light-emitting panel 2 is installed in the base 3, and the light-emitting portion 22 protrudes out of the upper end surface of the base 3; the control panel 7 controls part of the luminous bodies 21 to be lighted and/or part of the luminous bodies 21 to be turned off, or the control panel 7 controls part of the luminous bodies 21 to be lightened gradually and/or part of the luminous bodies 21 to be darkened gradually, or the control panel 7 controls part of the luminous bodies 21 to be lighted and/or part of the luminous bodies 21 to be turned off, and controls part of the luminous bodies 21 to be lightened gradually and/or part of the luminous bodies 21 to be darkened gradually, the luminous bodies 21 which are lighted or lightened gradually form a flame shape on the display surface of the PCB substrate and change continuously, and thus a dynamic flame combustion effect is formed on the display surface.

In order to make the lighting effect of the electronic candle of this embodiment more realistic to the effect of burning a real fire, the light emitters 21 of this embodiment are arranged on the light emitting part 22 in an inclined manner. In other embodiments, the light emitters 21 may be circular or have other shapes, the light emitters 21 may be vertically or evenly arranged on the light emitting portion 22, or the light emitters 21 may be arranged on the light emitting portion 22 in other manners. The control schematic diagram of the light emitting panel 2 is shown in fig. 3, in which fig. 3a is a schematic circuit diagram, fig. 3b is a wiring diagram of the light emitting bodies 21, the control board 7 controls part of the light emitting bodies 21 to be turned on and part of the light emitting bodies 21 to be turned off according to the PWM signal, for example, the control board 7 selects the light emitting bodies 21 on the 1 st row and the 2 nd column to be turned on or off in a matrix manner. The embodiment specifically adopts the following steps: the microprocessor MCU controls the part of a plurality of LED chips to light or extinguish to form patterns, so as to simulate the dynamic effect of burning flame of the traditional candle, the microprocessor MCU can be powered by a battery or an external power supply, and the specific control principle is as follows: 1) the power supply assembly 8 boosts the voltage to 5V through the boost IC and supplies the voltage to the MCU; 2) the microprocessor MCU supplies power to the LED drive IC, the model of the LED drive IC is TM1628, the LED drive IC is used for driving the LED, and the microprocessor MCU and the LED drive IC adopt serial communication for communication; 3) the microprocessor MCU sends a serial instruction to inform the LED drive IC to scan different LED chips, and the LED drive IC drives the corresponding LED chips to be turned on and turned off, so that the effect of turning on and turning off the LED chips is realized; 4) the MCU sends different serial instructions to control the brightness of the LED chip so as to adjust the gray scale of the display area and achieve the effect of dynamic change of flame. In addition, the on/off and timing of the lighting device of the invention, the brightness of the flame of the LED chip and the like can be controlled through an infrared remote controller, for example, the working time of the lighting device can be set to be 4 hours, 6 hours or 8 hours and the like according to requirements.

Further, the base 3 comprises a mounting table 31 and a mounting seat 32, a groove or a through hole is arranged at the upper end of the mounting seat 32, and a limiting step is arranged in the groove or the through hole; the mount table 31 inlays and locates within recess or the through-hole, the mount table 31 is equipped with the draw-in groove 312 with fixed part 23 matched with, fixed part 23 is arranged in the mount table 31 through draw-in groove 312, and the projecting of illuminating part 23 is stretched out in the mount table 31 top, and is concrete, the mount table 31 is by a detachable left side, right side casing is constituteed, promptly, when left side casing and right casing are unpacked apart, arrange fixed part 23 in corresponding draw-in groove 312, then constitute mount table 31 with left casing and right casing, reach the purpose of fixed luminescent plate 2, the mount table 31 that left side casing and right casing are constituteed is cylindrical structure. In other embodiments, the upper end surfaces of the left and right housings of the mounting table 31 may be provided with shoulders 311, the shoulders 311 are provided with slots 312 for engaging with the fixing portions 23, and the shoulders 311 are provided with stop tables 313 on the outer sides of the left and right housings, so that the mounting table 31 is fixed in the mounting table 31 by the stop tables 313, as shown in fig. 4.

The power is arranged in the mounting seat 32, specifically, a battery holder for accommodating the power and a battery cover matched with the battery holder are arranged in the mounting seat 32, the control board 7 is fixed on one side of the battery holder and is electrically connected with the battery holder, the light-emitting board 2 of the embodiment further comprises a connecting port 24, the connecting port 24 is arranged on one surface of the fixing part 23, a flexible circuit board is adopted, one end of the flexible circuit board is inserted into the connecting port 24, and the other end of the flexible circuit board is connected with the control board 7, so that the light-emitting board 2.

The battery holder is arranged in the mounting seat 32, the opening of the battery holder faces downwards, and the battery cover is detachably covered on the opening of the battery holder. If necessary, the power source can be a dry battery, or can be a rechargeable battery, for example, a battery holder can be provided to accommodate 2 or 4 dry batteries of 1.5V, the battery holder of this example is provided with 2 dry batteries of 1.5V for supplying power to the control board 7, when the user uses the electronic candle of this example, the user turns on a switch on the battery holder, and the control board 7 controls part of the luminous bodies 21 to be lighted and part of the luminous bodies 21 to be turned off according to the switch signal, so as to form a dynamic flame combustion effect on the display surface, in other embodiments, an external power source can also be used for supplying power.

In order to make the electronic candle of this example simulate the texture and look of the traditional candle, the thickness of the luminous part 22 of this example is not more than 0.6mm, and this example is preferably 0.4mm, and the luminous plate 2 of this example also includes a transparent or semitransparent coating layer, which covers the surface of the luminous body 21, i.e. after the luminous body 21 is obliquely and uniformly arranged on the front and back surfaces of the PCB substrate, the coating layer covers the display surface formed by the luminous body 21; the coating layer can be an epoxy resin composite material or a silica gel composite material, the coating layer is used for protecting the luminous body 21 from being damaged on one hand, and on the other hand, the coating layer also modulates the light rays emitted by the luminous body 21 into flexible light rays so that the light rays can not be dazzled when naked eyes contact the light rays for a long time. The upper end of the wax barrel 1 of the embodiment is provided with a base plate 11, the base plate is provided with a through hole 111 for the light-emitting part 22 to penetrate through, and the base 3 is arranged in the wax barrel 1; the light-emitting panel 2 is mounted on the mounting seat 32, and the display surface of the light-emitting panel 2 protrudes out of the upper surface of the substrate through the through hole 111, and the overall structure of the electronic candle of this embodiment is shown in fig. 5.

Example two:

based on the first embodiment, an exploded view of the structure of the electronic candle in this embodiment is shown in fig. 6, and includes a wax barrel 1, a light-emitting plate 2 and a base 3, in this embodiment, the structure of the wax barrel 1, the light-emitting plate 2 and the base 3 is slightly modified with respect to the first embodiment, and other parts are the same as the first embodiment and are not described again.

The base 3 of this example includes a mounting table 31 for mounting the light emitting panel 2 and a mounting seat 32 for supporting the mounting table 31; a groove or a through hole is formed in the upper end of the mounting seat 32, and a limiting step is arranged in the groove or the through hole; different from the first embodiment, the light emitting part 2 of the present embodiment has a rectangular structure, a plurality of light emitting bodies 21 are obliquely and uniformly arranged on the light emitting part 22, the mounting stage 31 is provided with a shoulder 311 matching with the limiting step, the lower end surface of the shoulder 311 is placed on the limiting step, so that the whole mounting stage 31 is embedded in the groove or the through hole.

The mounting platform 31 is provided with a slot 312 matching with the fixing portion 23, the fixing portion 23 is disposed in the mounting platform 31 through the slot 312, and the light emitting portion 22 protrudes above the shoulder 311. specifically, the mounting platform 31 of the present embodiment is an undetachable component, and the fixing portion 23 is directly inserted into the corresponding slot 312, so as to achieve the purpose of fixing the light emitting panel 2.

The upper end of the wax barrel 1 of the embodiment is provided with a base plate 11, and the base plate 11 is provided with a through hole 111 for the light-emitting plate 2 to pass through; the base 3 is arranged in the wax barrel 1, and a display surface formed by the luminous bodies 21 protrudes out of the upper surface of the substrate 11 through the through hole 111.

In this embodiment, the through hole 111 is designed to be circular, in this embodiment, the locking groove 312 may be designed with a limiting groove corresponding to the protrusion extending from the outer side of the fixing portion 23, and the limiting groove is formed to accommodate the fixing portion 23 in the shoulder through hole; in other embodiments, the card slot 312 may not be designed, and when the electronic candle of this embodiment is assembled, the protrusion extending outside the fixing portion 23 may be disposed on the upper surface of the shoulder portion 311 and on the lower surface of the base plate 11, and the light emitting plate 2 may be fixed by the clamping between the base plate 11 and the shoulder portion 311.

Example three:

in the lighting device according to the first and second embodiments, the light-emitting plate 2 is fixed on the base 3, and in addition to the first and second embodiments, the electronic candle further includes the lifting mechanism 4, so as to achieve that when the electronic candle according to the present embodiment is not required to be lit, the light-emitting portion 22 is hidden in the base 3, the upper end surface of the light-emitting portion 22 in the present embodiment is designed to be black, and the purpose is: when illuminating part 22 hides in frame 3 for electronic candle simulation core outward appearance is similar to the wood that has burnt, and when electronic candle need light, illuminating part 22 stretches out in wax bucket 1 up end, and electronic candle lights, thereby brings the different outward appearance vision of user to and bring the fresh experience of user and feel.

Different from the first and second embodiments, the light emitting part 22 and the fixing part 23 of the present embodiment are both rectangular structures, as shown in fig. 7, the arrangement of the light emitting body 21 of the present embodiment is the same as that of the second embodiment, and the structures of the wax barrel 1, the base 3, the control board 7 and the power supply assembly 8 of the present embodiment are respectively the same as those of the first and second embodiments, and are not repeated.

As shown in fig. 8, the elevating mechanism 4 is installed in the installation base 32, and the motion output end of the elevating mechanism 4 controls the light emitting part 22 to be hidden in the installation base 32 or to be exposed on the upper surface of the substrate 11.

Further, as shown in fig. 9, the elevating mechanism 4 includes an elevating plate 41, a dental box 42, and a driver 43; a slideway matched with the lifting plate 41 to lift is arranged in the mounting base 32, the rear side of the lifting plate 41 is accommodated in the slideway, a positioning groove 411 used for positioning the fixing part 23 is arranged on the right side of the lifting plate 41, the fixing part 23 is arranged in the positioning groove 411, lifting gear teeth 412 are arranged on the left side of the lifting plate 41, the gearbox 42 is arranged in the mounting base 32, a gearbox gear 421 is arranged in the gearbox 42, and the gearbox gear 421 and the lifting gear teeth 412 are meshed for transmission; the driver 43 is preferably a motor, the motor is installed in the installation seat 32, and a gear of the motor and the gear 421 are in meshed transmission with each other, so as to drive the gear 421 to rotate, and the gear 421 drives the lifting plate 41 to ascend or descend. The exposure and hiding effects of the light emitting part 22 are achieved by the forward rotation and the backward rotation of the motor, so that the user has certain interest when using the electronic candle of this embodiment.

When a user uses the electronic candle of the embodiment, the user controls the motor to work within a preset time by turning on a switch on the battery holder or a switch designed in other places according to a switch signal by the control board 7, a gear of the motor drives the gear box gear 421 to rotate, the gear box gear drives the lifting plate 41 to ascend, so that the light-emitting part 22 is exposed out of the upper surface of the substrate 11, meanwhile, the control board 7 controls part of the light-emitting part 21 to be lightened and part of the light-emitting part 21 to be turned off, so that a flame combustion effect is formed on a display surface, when the user does not use the electronic candle of the embodiment, the light-emitting part 21 controlled to be lightened by the control board is turned off, and the.

Example four:

based on the third embodiment, the present embodiment provides another lifting mechanism 4, the lifting mechanism 4 of the present embodiment is slightly modified based on the lifting mechanism 4 of the third embodiment, and the structures of the wax barrel 1, the light-emitting plate 2, the base 3, the control plate 7 and the power supply assembly of the present embodiment are respectively similar to the corresponding parts of the second embodiment, which will not be described again.

As shown in fig. 10 and 11, the lifting mechanism 4 of this example includes a lifting plate 41, a tooth box 42, a driver 43, and a rotating wheel 44; the light-emitting panel 2 is fixed on the upper portion of the lifting panel 41, the lifting panel 41 is provided with a lifting gear 412 at the fixing portion 23, the gearbox 42 is installed in the installation base 32, the rotating wheel 44 is installed in the gearbox 42, the rotating wheel 44 and the lifting gear 412 are in meshed transmission, the driver 43 is specifically a motor, is installed in the gearbox 42, drives the rotating wheel 44 to rotate, and the rotating wheel 44 drives the lifting panel 41 to ascend or descend. The forward rotation and the reverse rotation of the motor achieve the exposing and hiding effects of the light emitting part 22, so that the user has certain interest when using the electronic candle of this embodiment.

In other embodiments, the actuator 43 may be an oil hydraulic pump or other transmission mechanism.

Example five:

in addition to the first, second, third and fourth embodiments, the lighting device of the present embodiment is different in that, as shown in fig. 12, the lighting device of the present embodiment further includes a flame housing 5 simulating a flame during combustion, and the flame housing 5 covers a portion of the light emitting portion 22 protruding from the upper surface of the base surface 11 to form a complete flame body simulating combustion. Specifically, the flame housing 5 of the present example is preferably a transparent or translucent material, and the display surface is housed within the flame housing for the purpose of: the LED chip is hidden in the flame shell, and when the lighting device is in an operating state or an inoperative state, a user can not visually see the LED chip on the light-emitting part 22, so that the flame shell of the embodiment enables the lighting device to have a beautiful appearance, and the electronic candle of the embodiment brings a more vivid burning effect to the user when being lightened.

Example six:

on the basis of the second embodiment, this example provides a bulb meeting IEC requirements and having standard connectors that can be matched with standard lamp sockets (e.g., E14, E27, B22, B27, etc.), as shown in fig. 13, the bulb of this example includes a bulb shell 6, a light-emitting panel 2, a control panel 7, and a base 3, the base 3 is a base, and the base has standard connectors. The light emitting panel 2 includes a PCB substrate including a light emitting portion 22 and a fixing portion 23, and a plurality of light emitting portions 21, the fixing portion 23 of the present embodiment is integrally connected to the control panel 7, and the light emitting panel 2 is integrally formed with the control panel 7, and the bulb case 6 of the present embodiment has a circular shape, but in other embodiments, the bulb case 6 may have other shapes as needed, and the housing 3 of the present embodiment is slightly modified from the housing 3 of the second embodiment.

In this example, the stand 3 includes a limit plate 33; the tail end of the bulb shell 6 is provided with a screw thread, the mounting seat 32 is internally provided with a corresponding internal thread, the limiting plate 33 is provided with a through hole matched with the cross section of the protrusion extending outwards of the fixing part 23, and the bottom end of the limiting plate 33 is provided with a limiting groove 331 matched with the protrusion extending outwards of the fixing part 23; the fixing portion 23 and the end of the control board 7 are disposed in the mounting seat 32, the limiting board 33 fixes the light-emitting board 2 and the control board 7 through the through hole, the limiting groove 331 is clamped in the protrusion extending from the outer side of the fixing portion 23, the display surface formed by the light-emitting body 21 is accommodated in the bulb shell 6, the bulb shell 6 is screwed to the mounting seat 32, the overall structure of the bulb of the present embodiment is schematically shown in fig. 14, and since the light-emitting portion 22 of the present embodiment includes a plurality of rectangular particle-shaped light-emitting bodies 21, and the light-emitting bodies 21 are arranged in an inclined manner and form a display surface, the bulb of the present embodiment is more vivid in the burning. The external structure of the mounting base 32 represents a standard interface for existing household lighting connectors, such as E27; the power supply assembly 8 located in the mounting block 32 converts the ac power to dc power suitable for the LED chip, and in other embodiments, the power supply assembly may be integrated into the control board to form a control PCB.

Example seven:

in addition to the second embodiment, the present embodiment provides another bulb with a standard connector, as shown in fig. 15, the bulb of the present embodiment includes a bulb housing 6, a light emitting panel 2, a control board and a base (base) 3, the light emitting panel 2 of the present embodiment includes a PCB substrate and a plurality of light emitting bodies 21, the PCB substrate includes a light emitting part 22 and a fixing part 23, the fixing part 23 of the present embodiment is integrally connected to the control board 7, the light emitting panel 2 is integrally formed with the control board 7, the bulb housing 6 of the present embodiment has a tapered shape, and in other embodiments, the bulb housing 6 may have other shapes as needed. The housing 3 of this example is slightly modified from the housing 3 of the second example.

In this example, the base (base) 3 comprises a fastening block 34 and a receiving cup 35; the mounting seat 32 is internally provided with internal threads, the outer side wall of the bottom of the containing cup 35 is provided with corresponding external threads, and the fastening block 34 is provided with a channel 341 matched with the light-emitting plate 2 and the control plate 7; the holding cup 35 is screwed on the mounting seat 32, the fastening block 34 is accommodated in the holding cup 35, the fastening block 34 integrally positions the fixing part 23 and the control panel 7 through the channel 341, the fixing part 23 and the control panel 7 are partially positioned in the holding cup 35, the bulb shell 6 accommodates the light-emitting part 22 inside, and the open end of the bulb shell 6 is connected with the upper end of the holding cup 35. the overall structure of the bulb of the embodiment is schematically shown in fig. 16. because the light-emitting part 22 of the embodiment comprises a plurality of rectangular particle-shaped light-emitting parts 21, and the light-emitting parts 21 are obliquely arranged and form a display surface, the bulb of the embodiment is more vivid in the burning effect of real fire when being lighted. Similarly, the external structure of the mounting block 32 represents a standard interface for existing household lighting connectors, such as E14, MR16, etc., and the power supply assembly 8 is located within the mounting block and converts ac power to dc power for the LED chips.

Example eight:

in addition to the first embodiment, the present embodiment provides another bulb with a standard connector, as shown in fig. 17 and 18, the bulb of the present embodiment includes a bulb housing 6, a light emitting panel 2, a control panel 7, a power control panel 9 and a base (lamp head) 3, the light emitting panel 2 of the present embodiment includes a PCB substrate and a plurality of light emitting bodies 21, the PCB substrate includes a light emitting part 22 and a fixing part 23, unlike the sixth and seventh embodiments, the fixing part 23 of the present embodiment is arrow-shaped, the power control panel 9 has a protrusion extending outward, and has a cross-shaped structure as a whole, the power module 8 is integrated with the power control panel 9, the bulb housing 6 is cone-shaped, and in other embodiments, the bulb housing 6 may have other shapes as needed; fixed part 23 and power control board 9 are installed respectively on control panel 7, wherein, fixed part 23 and power control board 9 can adopt movable mounting or fixed mounting's mode to be connected with control 7, if, weld fixed part 23 and power control board 9 respectively on control panel 7, or, be equipped with fixed part interface and power control board interface on control panel 7 respectively, fixed part 23 passes through fixed part interface plug and installs on control panel 7, power control board 9 passes through power control board interface plug and install on control panel 7, and illuminating part 22 is located control panel 7 top, power control board 9 is located control panel 7 below. The housing 3 of this example is slightly modified from the housing 3 of the second example.

The stand 3 in this example comprises a fixed mount 36; the bulb shell 6 has screw threads at its end, the mounting base 32 has corresponding internal screw threads inside, the fixing frame 36 is screwed with the mounting base 32, the power supply assembly 8, the power control board 9, the fixing portion 23 and the control board 7 are accommodated in the fixing frame 36, the light emitting portion 22 is accommodated in the bulb shell 6, and the bulb shell 6 is screwed on the fixing frame 36. The overall structure of the bulb of this example is schematically shown in fig. 19, and since the light-emitting part 22 of this example is provided with a plurality of rectangular granular light-emitting bodies 21, and the light-emitting bodies 21 are arranged in an inclined manner to form a display surface, and the light-emitting part 22 of this example is similar to a flame shape, and the light-emitting bodies 21 at the tip of the light-emitting part 22 are arranged in a flame shape, the bulb of this example is more realistic to the burning effect of real fire when lit. Likewise, the external structure of the mounting base 32 represents a standard interface for existing household lighting connectors, such as E14, MR16, etc., and the power supply assembly converts ac power to dc power for the LED chips.

The power supply module 8 of this embodiment is specifically a resistance-capacitance power supply, and its operating principle is: 120V-250V alternating current is converted into 5V direct current through resistance-capacitance voltage reduction, the 5V direct current is supplied to the control board 7 and the light-emitting board 2, and the control board 7 controls the LED dot matrix to simulate candle flame change according to a program.

Example nine:

referring to fig. 20 and 21, in this embodiment, on the basis of the first embodiment, an LED diode 25 is additionally disposed on the light emitting panel 2, and the LED diode 25 is mounted at the end of the PCB substrate, i.e. the end of the fixing portion of the light emitting panel 2; the light emitting panel 2 and the control board 7 are electrically connected through a flexible wiring board 10. In the electronic candle, the LED diode 25 is accommodated in the base 3, and in a use state, the LED diode 25 is lightened, and light penetrates through the semitransparent material of the base 3 to generate soft light, so that a dynamic combustion effect of simulating real fire generated by matching with a display surface protruding out of the top of the base 3 is achieved, and the ornamental value of a product is better.

In other embodiments, the lighting device provided by the present invention may further include a sensor, in a state of wind or air flow, the sensor acquires a wind signal or an air flow signal, the control board 7 converts the wind signal or the air flow signal detected by the sensor into an electrical signal to drive the LED chip to light up and flash or illuminate for a long time, so that in the state of wind or air flow, a flash flame is formed on the LED display surface due to being blown by the wind or the air flow, thereby achieving a dynamic combustion effect; under the condition of no wind or airflow, the LED display surface is bright and does not flicker, so that the lighting device provided by the invention is closer to the real candle burning state.

The lighting device of the invention can be used for household lighting, and in other embodiments, can also be used in products such as enjoyable lanterns, wishing lamps, torches, fireplaces, outdoor lamp decorations, wall lamp decorations and the like.

The foregoing is a more detailed description of the present invention that is presented in conjunction with specific embodiments, and the practice of the invention is not to be considered limited to those descriptions. It will be apparent to those skilled in the art that a number of simple derivations or substitutions can be made without departing from the inventive concept.

Claims (18)

1. A lighting device for simulating real fire luminescence is characterized in that: comprises a luminous plate (2), a control plate (7) and a base (3);

the light-emitting plate (2) is electrically connected with the control board (7);

the light emitting plate (2) comprises a PCB substrate and a plurality of light emitting bodies (21), wherein the plurality of light emitting bodies (21) are arranged on the surface of the PCB substrate to form a display surface;

the control panel (7) is arranged on the base (3); the light-emitting plate (2) is fixedly connected with the control plate (7) and is positioned on the base (3), or the light-emitting plate (2) is arranged on the base (3); the display surface protrudes out of the top of the base (3);

in the working state, the control panel (7) controls part of the luminous bodies (21) to be lightened and/or part of the luminous bodies (21) to be extinguished, and a dynamic flame combustion effect is formed on the display surface; the luminous bodies (21) are LED chips which are rectangular particles and are arranged on the front surface and the back surface of the PCB substrate.

2. The lighting device according to claim 1, wherein the PCB substrate includes a light emitting portion (22) and a fixing portion (23), the fixing portion (23) has a projection extending outward, the light emitting portion (22) approximates a flame shape, and the display surface is located on both front and back surfaces of the light emitting portion (22).

3. The lighting device according to claim 2, wherein the light-emitting board (2) further comprises a connection port (24) provided on a surface of the fixing portion (23), and the light-emitting board (2) and the control board (7) are electrically connected through the connection port (24).

4. A lighting device as claimed in claim 2, characterized in that the light-emitting board (2) further comprises an LED diode (25) mounted at the end of the fixing portion (23).

5. A lighting device as claimed in claim 2, characterized in that said light emitting panel (2) is integrated with a control board (7), sharing said PCB substrate, said light emitting panel (2) being integrated with said control board (7).

6. A lighting device as claimed in any one of claims 1-5, characterized in that the light-emitting panel (2) further comprises a transparent or translucent cladding layer covering the surface of the light-emitting body (21).

7. The lighting device according to any one of claims 1 to 5, further comprising a battery holder, wherein the base (3) comprises a mounting seat (32), and the battery holder is arranged in the mounting seat (32) and is electrically connected with the control board (7); the top of the mounting seat (32) is provided with a through hole; in the working state, the display surface protrudes out of the top of the mounting seat (32) through the through hole.

8. A lighting device as claimed in any one of claims 1-5, further comprising a battery holder, said housing (3) comprising a mounting table (31) and a mounting seat (32); the battery seat is arranged in the mounting seat (32) and is electrically connected with the control panel (7); the upper part of the mounting seat (32) is provided with a groove or a through hole; the mounting table (31) is embedded or accommodated in the groove or the through hole;

the luminous plate (2) is installed on the installation platform (31), and the display surface protrudes out of the top of the installation platform (31).

9. The lighting device of claim 6, further comprising a flame housing (5) simulating a flame in combustion, wherein said display surface is housed within said flame housing (5).

10. The lighting device of claim 7, further comprising a flame housing (5) simulating a flame in combustion, wherein said display surface is housed within said flame housing (5).

11. The lighting device of claim 8, further comprising a flame housing (5) simulating a flame in combustion, wherein said display surface is housed within said flame housing (5).

12. The lighting device according to claim 7, further comprising a lifting mechanism (4);

the lifting mechanism (4) is arranged in the mounting seat (32), the motion output end of the lifting mechanism is connected with the fixing part (23), and the light-emitting part (22) is driven to be hidden in the mounting seat (32) or protrude out of the top of the mounting seat (32).

13. The lighting device according to claim 7, further comprising a wax barrel (1), wherein a base plate (11) is arranged at the upper part of the wax barrel (1);

the base plate (11) is provided with a through hole (111) for the light-emitting part (22) to pass through, and the machine base (3) is arranged in the wax barrel (1);

the display surface protrudes out of the top of the substrate (11) through the through hole (111).

14. The lighting device according to claim 8, further comprising a wax barrel (1), wherein a base plate (11) is arranged on the upper part of the wax barrel (1);

the base plate (11) is provided with a through hole (111) for the light-emitting part (22) to pass through, and the machine base (3) is arranged in the wax barrel (1);

the display surface protrudes out of the top of the substrate (11) through the through hole (111).

15. The lighting device according to claim 9, further comprising a wax barrel (1), wherein a base plate (11) is arranged on the upper portion of the wax barrel (1);

the base plate (11) is provided with a through hole (111) for the light-emitting part (22) to pass through, and the machine base (3) is arranged in the wax barrel (1);

the display surface protrudes out of the top of the substrate (11) through the through hole (111).

16. The lighting device according to claim 10, further comprising a wax barrel (1), wherein a base plate (11) is arranged on the upper part of the wax barrel (1);

the base plate (11) is provided with a through hole (111) for the light-emitting part (22) to pass through, and the machine base (3) is arranged in the wax barrel (1);

the display surface protrudes out of the top of the substrate (11) through the through hole (111).

17. The lighting device according to claim 8, wherein the mounting table (31) is provided with a slot (312) for cooperation with the fixing portion (23);

the fixing part (23) is arranged in the mounting table (31) through the clamping groove (312), and the light-emitting part (22) protrudes out of the top of the mounting table (31).

18. The lighting device according to claim 12, wherein the lifting mechanism (4) comprises a lifting plate (41), a gear box (42), and a driver (43); the driver (43) drives the gearbox (42), the gearbox (42) drives the lifting plate (41), and the lifting plate (41) drives the light emitting plate (2) to ascend or descend.