CN202281310U - Acoustic control electrical fireplace - Google Patents
Acoustic control electrical fireplace Download PDFInfo
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- CN202281310U CN202281310U CN2011203157336U CN201120315733U CN202281310U CN 202281310 U CN202281310 U CN 202281310U CN 2011203157336 U CN2011203157336 U CN 2011203157336U CN 201120315733 U CN201120315733 U CN 201120315733U CN 202281310 U CN202281310 U CN 202281310U
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Abstract
The utility model discloses an acoustic control electrical fireplace, which includes a casing, an imaging screen installed in the casing, simulation charcoal positioned forwards below the imaging screen, as well as a flame shape plate, a reflective component and a first light source all positioned backwards below the imaging screen, wherein a second light source is arranged below the simulation charcoal; an acoustic control generation unit used for controlling the brightness variation of the simulation flame of the fireplace is arranged inside the casing; the acoustic control generation unit is connected with the second light source; further, the acoustic control generation unit is connected with the first light source at the same time. Therefore, the brightness variation of simulation flame of the electrical fireplace can be realized through acoustic control, the flame of the simulation charcoal varies along with the variation of external voice frequency signals, the dynamic flame variation is generated, the combustion situation of the simulation charcoal reappears really, and the dynamic variation of the flame of the simulation charcoal is more perfect, more vivid and more enjoyable.
Description
Technical field
The utility model relates to electric fireplace art, especially refers to a kind of acoustic control electricity fireplace.
Background technology
The origin of fireplace can be traced back to " the fiery pool " daylighting, heating, the food roasting period utilized when the mankind have just migrated into cavern.Along with development of productivity, daylighting, heating, these three functions of food roasting are evolved gradually and are separated, and fireplace becomes special-purpose heating equipment.
Along with development of times, fireplace has brought new variation, and on form, fireplace is by traditional firebrand fireplace, gas firing wall, charcoal fire fireplace etc., and then the category of deriving and making new advances: electric fireplace.The electricity fireplace is to quote European classic fireplace production technology and the modern sound optical principle is processed, and it makes traditional fireplace on designing, obtain great change, processs strong truewood combustion efficiency not losing to have brought up environmental protection in the elegance and had more.
Social in modern times, electric fireplace welcomes fast development, has much the trend that substitutes traditional fire fully.The mankind offer convenience simultaneously at the electric fireplace of enjoyment, also it have been proposed more various modern requirement.For existing electric fireplace product; Background flame and bright, the dark variation of emulation charcoal are to change according to fixing pattern; More single, can't accomplish the dynamic change of real flame, cause constraint to electric fireplace design philosophy; Hinder the research and development of people, influenced the development of electric fireplace industry this technical field.
The utility model content
In view of this; The utility model is to the disappearance of prior art existence; Its main purpose provides a kind of acoustic control electricity fireplace; Can accept external voice and control the light and shade of simulating flame, make the simulating flame of emulation charcoal produce the corresponding dynamic variation along with the variation of audio frequency, have novel visual effect.
For realizing above-mentioned purpose, the utility model adopts following technical scheme:
A kind of acoustic control electricity fireplace; Comprise housing and be installed in the imaging screen in the housing, the emulation charcoal that is positioned at the imaging screen front lower place, the flame profile plate that is positioned at the imaging screen back lower place, reflecting assembly and first light source; Said emulation charcoal below is provided with secondary light source; Be provided with the acoustic control generating unit that control fireplace simulating flame light and shade changes in the said housing, this acoustic control generating unit is connected with secondary light source.
Preferably, said acoustic control generating unit further is connected with first light source.
Preferably; The circuit module of said acoustic control generating unit comprises the acoustic-electric change-over circuit, relatively amplifies integrated chip, sensitivity adjusting circuit, input modulate circuit, voltage clamp circuit, driving element, reduced-voltage starting circuit, holding circuit, power supply stabilization circuit and control load, and this control load is aforementioned secondary light source or further comprises first light source; This acoustic-electric change-over circuit with relatively amplify integrated chip and be electrically connected; This output signal end that relatively amplifies integrated chip is connected with sensitivity adjusting circuit; And this power supply end that relatively amplifies integrated chip is connected with power supply stabilization circuit; This voltage clamp circuit is connected with the input modulate circuit, and this input modulate circuit is connected with the control end of driving element, and the output of this driving element connects control load; Control load is connected with holding circuit, and this reduced-voltage starting circuit is connected between control load RL and the earth terminal.
Preferably, said acoustic-electric change-over circuit comprises acoustical-electrical transducer, current-limiting resistance R1, coupling capacitance C4; One end of this acoustical-electrical transducer is connected with the end of current-limiting resistance R1 and coupling capacitance C4, and the other end is connected with earth terminal, and the current-limiting resistance R1 other end is connected with the power supply vdd terminal, and the other end of coupling capacitance C4 is connected with the IN end that relatively amplifies integrated chip 21.
Preferably, said acoustical-electrical transducer is miaow head MIC.
Preferably, said sensitivity adjusting circuit comprise one regulate the input audio signal amplitude potentiometer SK, three resistance R 2, R3, R4 and a coupling capacitance C8; The tripod of this potentiometer SK is connected with the end of coupling capacitance C8, and the crus secunda of potentiometer SK is connected with an end of resistance R 4, and first pin of potentiometer SK is connected with earth terminal; One of this coupling capacitance C8 and resistance R 2 terminates at the signal input part that relatively amplifies integrated chip; The other end of resistance R 4 is connected on the signal output part that relatively amplifies integrated chip; The other end of this resistance R 2 is with after an end of resistance R 3 is connected; Be connected on the comparison signal input that relatively amplifies integrated chip, the other end of resistance R 3 and earth terminal are connected to form the sensitivity control loop.
Preferably, said input modulate circuit comprises capacitor C 3, diode D1 and current-limiting resistance R5; One of this capacitor C 3 terminates at the signal output part OUT that relatively amplifies integrated chip; The positive pole of another terminating diode D1 of capacitor C 3; The negative pole of diode D1 connects the end of current-limiting resistance R5, and the other end of this current-limiting resistance R5 is connected with the base stage control end of driver part.
Preferably, said voltage clamp circuit comprises capacitor C 5, C6 and diode D2, D3; One end of this capacitor C 5 connects the negative pole end of diode D3; The other end of capacitor C 5 is connected with earth terminal; The negative pole of this diode D2 and the positive pole of diode D3 are connected together with an end of capacitor C 3, the positive pole of diode D1 respectively, and the other end of diode D2 is connected with earth terminal; One end of capacitor C 6 is connected with earth terminal, and the other end terminates at one of the negative pole of diode D1 and resistance R 5.
Preferably, said power supply stabilization circuit comprises capacitor C 1, C2 and Voltage stabilizing module U1; The input Vin of this Voltage stabilizing module U1 is connected with power supply V+, and the earth terminal GND of Voltage stabilizing module U1 is connected with ground wire, the output end vo ut of Voltage stabilizing module U1 with relatively amplify integrated chip harmony power conversion circuit and be connected.
Preferably, said control load is LED lamp group or low voltage bulb.
The utility model compared with prior art has tangible advantage and beneficial effect; Particularly, can know that it mainly is through acoustic control generating unit and common electrical fireplace are combined as a whole by technique scheme; Control the light and shade of electric fireplace emulation charcoal below secondary light source with sound; The flame of realizing the emulation charcoal can change and change along with external audio signal, produces dynamic flame variation effect, solved effectively the flame picture that existing electric fireplace exists similar, can not be through the problem of external voice real-time change; Sight when really accomplishing the emulation charcoal burning reproduces, make its flame dynamic change effect more perfect, more true to nature, have more appreciating.This brand-new acoustic control design effect changes the design philosophy of electric fireplace, breaks the present situation after electric fireplace industry development is let out, and really has influence on the flame system of whole electric fireplace industry, has the far-reaching influence meaning.
Be architectural feature and the effect of more clearly setting forth the utility model, come the utility model is elaborated below in conjunction with accompanying drawing and specific embodiment.
Description of drawings
Fig. 1 is the internal structure sketch map of the embodiment of the utility model;
Fig. 2 is the circuit theory diagrams of the embodiment of the utility model.
The accompanying drawing identifier declaration:
1, safety glass 2, acoustical-electrical transducer
3, emulation charcoal 4, secondary light source
5, first light source 6, reflecting assembly
7, flame forms plate 8, housing
9, acoustic control generating unit 10, imaging screen
11, imaging combustion chamber
21, relatively amplify integrated chip 22, acoustic-electric change-over circuit
23, power supply stabilization circuit 24, input modulate circuit
25, voltage clamp circuit 26, sensitivity adjusting circuit
27, driving element 28, reduced-voltage starting circuit
29, holding circuit 30, control load.
The specific embodiment
At first; The utility model relates to a kind of acoustic control electricity fireplace; When externally producing sound, this acoustic control electricity fireplace converts voice signal into drive voltage signal by acoustical-electrical transducer, the light and shade of control simulating flame; Make the simulating flame of emulation charcoal can be along with sound size and the respective change of input, flame dynamic change effect be more true to nature.Shown in please seeing figures.1.and.2, it has demonstrated the concrete structure of the preferred embodiment of the utility model, below in conjunction with accompanying drawing, the characteristic of the utility model is elaborated:
As shown in Figure 1, this acoustic control electricity fireplace comprises housing 8, is installed in the imaging screen 10 in the housing and covers the anterior safety glass 1 of housing.The front lower place of imaging screen 10 is equipped with emulation charcoal 3; The back side of imaging screen 10 and housing 8 are surrounded by an imaging combustion chamber 11; In imaging combustion chamber 11, be provided with by being provided with flame profile plate 7 between the rotatable reflecting assembly of driven by motor 6, this reflecting assembly 6 and the imaging screen 10; These reflecting assembly 6 belows are provided with first light source 5; The light that this reflecting assembly 6 when rotating sends first light source 5 reflexes to flame profile plate 7, is filtered to imaging screen 10 through flame profile plate 7 and forms the flame pattern, and the observer can see flame effect true to nature from safety glass 1 front.
Hold; In conjunction with Fig. 1 and shown in Figure 2, be provided with secondary light source 4 in emulation charcoal 3 belows, this secondary light source 4 is LED lamp group or low voltage bulb; In the housing 8 of acoustic control electricity fireplace, be provided with acoustic control generating unit 9 to this secondary light source 4; This acoustic control generating unit 9 is connected with secondary light source, and certainly, said acoustic control generating unit also can further be connected with first light source.
This acoustic control generating unit 9 comprises acoustic-electric change-over circuit 22, relatively amplifies integrated chip 21, sensitivity adjusting circuit 26, input modulate circuit 24, voltage clamp circuit 25, driving element 27, reduced-voltage starting circuit 28, holding circuit 29, power supply stabilization circuit 23 and control load 30, and this control load is secondary light source or further comprises first light source.This acoustic-electric change-over circuit 22 with relatively amplify integrated chip 21 and be electrically connected; This output signal end that relatively amplifies integrated chip 21 is connected with sensitivity adjusting circuit 26; And this power supply end that relatively amplifies integrated chip 21 is connected with power supply stabilization circuit 23; This voltage clamp circuit 25 is connected with input modulate circuit 24, and this input modulate circuit 24 is connected with the control end of driving element 27, and the output of this driving element 27 connects control load 30; Control load 30 is connected with holding circuit 29, and this reduced-voltage starting circuit 28 is connected between control load 30 and the earth terminal.
Below will each module of forming circuit in this acoustic control generating unit 9 be elaborated:
Above-mentioned acoustic-electric change-over circuit 22 comprises acoustical-electrical transducer, current-limiting resistance R1, coupling capacitance C4.This acoustical-electrical transducer can be miaow head MIC or ultrasonic device, and it is responsible for receiving between extraneous sound signal and carries out the acoustoelectric signal conversion.In the present embodiment; Acoustical-electrical transducer adopts miaow head MIC; This miaow head MIC one end is connected with the end of current-limiting resistance R1 and coupling capacitance C4; The other end is connected with earth terminal, and the current-limiting resistance R1 other end is connected with power end VDD, and the other end of this coupling capacitance C4 is connected with the input IN that relatively amplifies integrated chip 21.In the present embodiment, miaow head MIC adopts and is of a size of ￠ 9.7mm*H6.7mm.
Above-mentioned sensitivity adjusting circuit 26 comprises potentiometer SK, resistance R 2, R3, R4 and coupling capacitance C8.The signal amplitude that this potentiometer SK mainly regulates sound import, its pin type tripod straight cutting structure, the tripod of potentiometer is connected with the end of coupling capacitance C8, and crus secunda is connected with an end of resistance R 4, and first pin is connected with earth terminal.One of this capacitor C 8 and resistance R 2 terminates at the signal input part that relatively amplifies integrated chip 21; The other end of resistance R 4 is connected on the signal output part that relatively amplifies integrated chip 21; The other end of resistance R 2 is with after an end of resistance R 3 is connected; Be connected on the comparison signal input that relatively amplifies integrated chip 21, the other end of resistance R 3 is connected with earth terminal, forms the sensitivity control loop.
Above-mentioned input modulate circuit 24 comprises capacitor C 3, diode D1 and current-limiting resistance R5.One of capacitor C 3 terminates at the signal output part OUT that relatively amplifies integrated chip 21; The positive pole of another terminating diode D1 of capacitor C 3; The negative pole of diode D1 connects the end of current-limiting resistance R5, and the other end of current-limiting resistance R5 is connected with the base stage control end of driver part 18.
Above-mentioned voltage clamp circuit 25 comprises capacitor C 5, C6 and diode D2, D3.One end of capacitor C 5 connects the negative pole end of diode D3; The other end of capacitor C 5 is connected with earth terminal; The positive pole of the negative pole of diode D2 and diode D3 is connected together with an end of capacitor C 3, the positive pole of diode D1 respectively, and the other end of diode D2 is connected with earth terminal.One end of this capacitor C 6 is connected with earth terminal, and the other end terminates at one of the negative pole of diode D1 and resistance R 5.
Above-mentioned power supply stabilization circuit 23 comprises capacitor C 1, C2 and Voltage stabilizing module U1.The input Vin of Voltage stabilizing module U1 connects power access end V+, and the earth terminal GND of Voltage stabilizing module U1 is connected with ground wire, and the power vd D of the output end vo ut output voltage stabilizing of Voltage stabilizing module U1 provides power vd D for relatively amplifying integrated chip 21 harmony power conversion circuits 22.
Above-mentioned driving element 27, control load 30, reduced-voltage starting circuit 28 and holding circuit 29 constitute perfect Drive and Control Circuit.Wherein driving element 27 comprises triode Q1 and triode Q2; Reduced-voltage starting circuit 28 comprises diode D4, D5, D6, D7; Holding circuit 29 comprises diode D8 and capacitor C 7.The annexation of aforementioned each electronic devices and components is: an end of the positive pole of diode D8 and capacitor C 7 is connected with the colelctor electrode of triode Q2, and the other end of the negative pole of diode D8 and capacitor C 7 is connected with power access end V+.Triode Q1, Q2 form multiple tube, and the emitter stage of triode Q1 connects the base stage of triode Q2, the end of the colelctor electrode connecting resistance R6 of triode Q1, and resistance R 6 other ends are connected with power supply V+, and resistance R 6 provides the upper offset power supply for triode Q1 colelctor electrode.The colelctor electrode of triode Q2 connects the end of control load RL, and the other end of control load RL is connected with power access end V+.This reduced-voltage starting circuit 28 provides lower startup power supply for control load RL; Prevent control load RL instant electricity loss; Wherein the positive pole of diode D4 connects the colelctor electrode of control load RL one end and triode Q2, and the negative pole of diode D4 connects the positive pole of diode D5, and the negative pole of diode D5 connects the positive pole of diode D6; The negative pole of diode D6 connects the positive pole of diode D7, and the emitter stage of the negative pole of diode D7, triode Q2 is connected with earth terminal.When the base stage of triode Q1 has the signal input, output a control signal to the base stage of triode Q2 from triode Q1 emitter stage, triode Q2 colelctor electrode must conduct, and control load RL connects work.
In this embodiment, the driving device is a power transistor Q2 three tubes, said transistor Q1 and transistor Q2 form a compound of the push transistor.Pliotron during wherein triode Q2 adopts; The down block of reduced-voltage starting circuit 28 adopts diode D4, D5, D6, the D7 step-down of connect, however its circuit constitute and be not limited thereto, also can diode is alternative with high-power resistance, reduce voltage with high-power resistance; Control load RL is the LED series lamp group that is arranged at emulation charcoal below, and each LED lamp is made the LED class by the control of acoustic control generating unit brightness changes with the power of audio signal.
The circuit theory of this acoustic control generating unit 9 is: said acoustic-electric change-over circuit 22 converts voice signal into the signal of telecommunication; Be transferred to and relatively amplify integrated chip 21; Carry out voltage ratio through relatively amplifying integrated chip 21 internal circuit amplifying signals; The output signal is controlled by sensitivity adjusting circuit 26, and the power supply that wherein relatively amplifies integrated chip 21 is provided by power supply stabilization circuit 23 voltage stabilizings, and voltage clamp circuit 25 is connected with input modulate circuit 24; Input modulate circuit 24 is connected with the control end of driving element 27; The output of driving element 27 connects control load 30, and control load 30 carries out reverse-voltage protection by holding circuit 29, thereby realizes the control effect to control load 30.
In sum; The design focal point of the utility model is; It mainly is through acoustic control generating unit and common electrical fireplace are combined as a whole, and controls the light and shade of the emulation charcoal below secondary light source of electric fireplace with sound, realizes that the flame of emulation charcoal can change and change along with external audio signal; Produce dynamic flame variation effect; Solved effectively the flame picture that existing electric fireplace exists similar, can not be through the problem of external voice real-time change, the sight when really accomplishing the emulation charcoal burning reproduces, make its flame dynamic change effect more perfect, more true to nature, have more appreciating.This brand-new acoustic control design effect changes the design philosophy of electric fireplace, breaks the present situation after electric fireplace industry development is let out, and really has influence on the flame system of whole electric fireplace industry, has the far-reaching influence meaning.
The above; It only is the preferred embodiment of the utility model; Be not that the technical scope of the utility model is done any restriction; So every technical spirit according to the utility model all still belongs in the scope of the utility model technical scheme any trickle modification, equivalent variations and modification that above embodiment did.
Claims (10)
1. acoustic control electricity fireplace; Comprise housing and be installed in the imaging screen in the housing, the emulation charcoal that is positioned at the imaging screen front lower place, the flame profile plate that is positioned at the imaging screen back lower place, reflecting assembly and first light source; It is characterized in that: said emulation charcoal below is provided with secondary light source; Be provided with the acoustic control generating unit that control fireplace simulating flame light and shade changes in the said housing, this acoustic control generating unit is connected with secondary light source.
2. a kind of acoustic control electricity fireplace according to claim 1, it is characterized in that: said acoustic control generating unit further is connected with first light source.
3. a kind of acoustic control electricity fireplace according to claim 1; It is characterized in that: the circuit module of said acoustic control generating unit comprises the acoustic-electric change-over circuit, relatively amplifies integrated chip, sensitivity adjusting circuit, input modulate circuit, voltage clamp circuit, driving element, reduced-voltage starting circuit, holding circuit, power supply stabilization circuit and control load, and this control load is aforementioned secondary light source or further comprises first light source; This acoustic-electric change-over circuit with relatively amplify integrated chip and be electrically connected; This output signal end that relatively amplifies integrated chip is connected with sensitivity adjusting circuit; And this power supply end that relatively amplifies integrated chip is connected with power supply stabilization circuit; This voltage clamp circuit is connected with the input modulate circuit, and this input modulate circuit is connected with the control end of driving element, and the output of this driving element connects control load; Control load is connected with holding circuit, and this reduced-voltage starting circuit is connected between control load RL and the earth terminal.
4. a kind of acoustic control electricity fireplace according to claim 3, it is characterized in that: said acoustic-electric change-over circuit comprises acoustical-electrical transducer, current-limiting resistance R1, coupling capacitance C4; One end of this acoustical-electrical transducer is connected with the end of current-limiting resistance R1 and coupling capacitance C4, and the other end is connected with earth terminal, and the current-limiting resistance R1 other end is connected with the power supply vdd terminal, and the other end of coupling capacitance C4 is connected with the IN end that relatively amplifies integrated chip 21.
5. a kind of acoustic control electricity fireplace according to claim 4, it is characterized in that: said acoustical-electrical transducer is miaow head MIC.
6. a kind of acoustic control electricity fireplace according to claim 3 is characterized in that: said sensitivity adjusting circuit comprise one regulate the input audio signal amplitude potentiometer SK, three resistance R 2, R3, R4 and a coupling capacitance C8; The tripod of this potentiometer SK is connected with the end of coupling capacitance C8, and the crus secunda of potentiometer SK is connected with an end of resistance R 4, and first pin of potentiometer SK is connected with earth terminal; One of this coupling capacitance C8 and resistance R 2 terminates at the signal input part that relatively amplifies integrated chip; The other end of resistance R 4 is connected on the signal output part that relatively amplifies integrated chip; The other end of this resistance R 2 is with after an end of resistance R 3 is connected; Be connected on the comparison signal input that relatively amplifies integrated chip, the other end of resistance R 3 and earth terminal are connected to form the sensitivity control loop.
7. a kind of acoustic control electricity fireplace according to claim 3, it is characterized in that: said input modulate circuit comprises capacitor C 3, diode D1 and current-limiting resistance R5; One of this capacitor C 3 terminates at the signal output part OUT that relatively amplifies integrated chip; The positive pole of another terminating diode D1 of capacitor C 3; The negative pole of diode D1 connects the end of current-limiting resistance R5, and the other end of this current-limiting resistance R5 is connected with the base stage control end of driver part.
8. a kind of acoustic control electricity fireplace according to claim 3, it is characterized in that: said voltage clamp circuit comprises capacitor C 5, C6 and diode D2, D3; One end of this capacitor C 5 connects the negative pole end of diode D3; The other end of capacitor C 5 is connected with earth terminal; The negative pole of this diode D2 and the positive pole of diode D3 are connected together with an end of capacitor C 3, the positive pole of diode D1 respectively, and the other end of diode D2 is connected with earth terminal; One end of capacitor C 6 is connected with earth terminal, and the other end terminates at one of the negative pole of diode D1 and resistance R 5.
9. a kind of acoustic control electricity fireplace according to claim 3, it is characterized in that: said power supply stabilization circuit comprises capacitor C 1, C2 and Voltage stabilizing module U1; The input Vin of this Voltage stabilizing module U1 is connected with power supply V+, and the earth terminal GND of Voltage stabilizing module U1 is connected with ground wire, the output end vo ut of Voltage stabilizing module U1 with relatively amplify integrated chip harmony power conversion circuit and be connected.
10. a kind of acoustic control electricity fireplace according to claim 3, it is characterized in that: said control load is LED lamp group or low voltage bulb.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203157336U CN202281310U (en) | 2011-08-26 | 2011-08-26 | Acoustic control electrical fireplace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203157336U CN202281310U (en) | 2011-08-26 | 2011-08-26 | Acoustic control electrical fireplace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202281310U true CN202281310U (en) | 2012-06-20 |
Family
ID=46227477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203157336U Withdrawn - After Issue CN202281310U (en) | 2011-08-26 | 2011-08-26 | Acoustic control electrical fireplace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202281310U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102353091A (en) * | 2011-08-26 | 2012-02-15 | 东莞崧崴电子科技有限公司 | Sound controlled electric fireplace |
| CN104764077A (en) * | 2015-04-22 | 2015-07-08 | 东莞崧崴电子科技有限公司 | Electric fireplace combination cabinet with loudspeaker boxes |
| CN107726383A (en) * | 2017-11-10 | 2018-02-23 | 东莞崧崴电子科技有限公司 | Intelligent terminal controls analog simulation flame generating means |
-
2011
- 2011-08-26 CN CN2011203157336U patent/CN202281310U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102353091A (en) * | 2011-08-26 | 2012-02-15 | 东莞崧崴电子科技有限公司 | Sound controlled electric fireplace |
| WO2013029495A1 (en) * | 2011-08-26 | 2013-03-07 | 东莞崧崴电子科技有限公司 | Sound-controlled electric fireplace |
| GB2509007A (en) * | 2011-08-26 | 2014-06-18 | Dong Guan Song Wei Electric Technology Co Ltd | Sound-controlled electric fireplace |
| CN104764077A (en) * | 2015-04-22 | 2015-07-08 | 东莞崧崴电子科技有限公司 | Electric fireplace combination cabinet with loudspeaker boxes |
| CN107726383A (en) * | 2017-11-10 | 2018-02-23 | 东莞崧崴电子科技有限公司 | Intelligent terminal controls analog simulation flame generating means |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120620 Effective date of abandoning: 20130828 |
|
| RGAV | Abandon patent right to avoid regrant |