CN205027032U - Domestic refrigerator electron control by temperature change LED lighting control circuit - Google Patents
Domestic refrigerator electron control by temperature change LED lighting control circuit Download PDFInfo
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- CN205027032U CN205027032U CN201520373088.1U CN201520373088U CN205027032U CN 205027032 U CN205027032 U CN 205027032U CN 201520373088 U CN201520373088 U CN 201520373088U CN 205027032 U CN205027032 U CN 205027032U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Circuit Arrangement For Electric Light Sources In General (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The utility model provides a domestic refrigerator electron control by temperature change LED lighting control circuit, including door on -off control's LED lighting module, LED illumination temperature setting module, compressor temp. Control module, heating wire temp. Control module, LED throw light on temperature detection module, power module and integrated package U1, power module links to each other with LED lighting module, integrated package U1, heating wire module and compressor module respectively and supplies power for it, and integrated package U1 links to each other with LED lighting module, LED illumination temperature detection module, LED illumination temperature setting module, compressor temp. Control module and heating wire temp. Control module respectively and is used for temperature control as whole control circuit's core, integrated package U1. The utility model relates to a have LED illumination temperature setting module, it includes that the temperature sets for gear switch S1 and pilot lamp control circuit, corresponding to the cold -stored temperature setting value of the different gear refrigerators of pilot lamp control circuit representative of every gear, takes into account the control of temperature in LED illumination lamps and lanterns and the refrigerator simultaneously through integrated package U1.
Description
Technical field
The utility model relates to a kind of illumination control circuit, specifically a kind of domestic refrigerator electronic temperature control LED illumination control circuit.
Background technology
LED(Light-EmittingDiode, light emitting diode) be a kind of semiconductor electronic component that can be luminous, multiplex as indicator lamp, LED display board etc. at the beginning, along with the appearance of white light LEDs, be also used as lighting.LED illumination lamp utilizes solid semiconductor chip as luminescent material, releases superfluous energy in the semiconductors and causes photo emissions, directly send red, yellow, blue, green, blue or green, orange, purple, white light by carrier generation compound.LED illumination lamp colour temperature is very high, very bright to the visual experience of people, and it is energy-efficient, dark liking by consumers in general.LED illumination lamp is widely used in the fields such as advertisement media, stadiums, stage background, municipal works and household electrical appliance.
At present, most of domestic refrigerators on the market all adopt LED illumination lamp, are provided with temperature gear control handle in domestic refrigerator, and temperature gear control handle indicates numeral respectively, represent the control range to ice the temperature inside the box, realize the control to ice the temperature inside the box by temperature controller.But existing domestic refrigerator can only realize the independent control of LED illumination lamp and ice the temperature inside the box, control while cannot being realized the two.
Summary of the invention
Technical assignment of the present utility model is for the deficiencies in the prior art, and provide a kind of domestic refrigerator electronic temperature control LED illumination control circuit, it can take into account the control of LED illumination lamp and ice the temperature inside the box simultaneously.
The utility model solves the technical scheme that its technical problem adopts:
A kind of domestic refrigerator electronic temperature control LED illumination control circuit, comprise LED illumination module that door switch controls, LED illumination temperature setting module, compressor temperature control module, heating wire temperature control module, LED illumination temperature detecting module, for the supply module of powering to whole control circuit and integrated package U1;
Described supply module is connected with compressor module with LED illumination module, integrated package U1, heating wire module respectively and is that it is powered, described integrated package U1 is as the core of whole control circuit, and integrated package U1 is connected with heating wire temperature control module with LED illumination module, LED illumination temperature detecting module, LED illumination temperature setting module, compressor temperature control module respectively and controls for temperature;
Described LED illumination temperature setting module comprises 16 pin one end by resistance R25 connection temperature set position switch S 1 of temperature set position switch S 1, integrated package U1, the other end ground connection of temperature set position switch S 1.
Described LED illumination temperature setting module also comprises the indicating lamp control circuit of display current gear state.
Described supply module comprises AC power, AC power is divided into two-way, one tunnel powers to after the compound capacitor filter of piezo-resistance, capacitance-resistance voltage reduction circuit and fullwave rectification integrated package U1, and another road connects after a capacitance-resistance voltage reduction circuit, current rectifying and wave filtering circuit to LED illumination module for power supply through door switch control relay J4.
Described LED illumination module comprises multiple LED light emitting diode, be connected in series between multiple LED light emitting diode, the positive pole of first light emitting diode is as the positive pole of LED illumination module, and the negative pole of last light emitting diode is as the negative pole of LED illumination module.
Described LED illumination temperature detecting module comprises environment temperature sensor and the refrigerator temperature sensor for detecting temperature of refrigerating chamber in refrigerator, refrigerator temperature sensor comprises refrigerating chamber thermistor RLC, one end of refrigerating chamber thermistor RLC one end difference contact resistance R26 and resistance R24, another termination vdd terminal of resistance R26,12 pin of another termination integrated package U1 of resistance R24; Described environment temperature sensor comprises temperature-compensating thermistor RWB, one end of one end difference contact resistance R28 and resistance R22 of temperature-compensating thermistor RWB, another termination vdd terminal of resistance R28,14 pin of another termination integrated package U1 of resistance R22;
Ground connection after the other end parallel connection of above-mentioned refrigerating chamber thermistor RLC and temperature-compensating thermistor RWB, 12 pin of integrated package U1 connect one end of electric capacity C8,14 pin of integrated package U1 connect one end of electric capacity C10,16 pin of integrated package connect one end of electric capacity C14, ground connection after the other end parallel connection of electric capacity C8, C10, C14.
Described compressor temperature control module comprises optically-coupled isolation amplifier U2 and triode ac switch, 1 pin of optically-coupled isolation amplifier U2 connects 19 pin of integrated package U1 by resistance R20, the 2 pin ground connection of optically-coupled isolation amplifier U2, optically-coupled isolation amplifier U2 drives triode ac switch alternating current fire wire L input terminal voltage to be transferred to compressor output end mouth CON3 and exports.
Described heating wire temperature control module comprises optically-coupled isolation amplifier U3,1 pin of optically-coupled isolation amplifier U3 connects 10 pin of integrated package U1 by resistance R21, the 2 pin ground connection of optically-coupled isolation amplifier U3, the heating that optically-coupled isolation amplifier U3 is connected with alternating current fire wire L input for heating wire controls.
Compared with prior art, the beneficial effect produced is a kind of domestic refrigerator electronic temperature control LED illumination control circuit of the present utility model,
1, the utility model is designed with LED illumination temperature setting module, it comprises temperature set position switch S 1 and the indicating lamp control circuit for showing current gear state, indicating lamp control circuit corresponding to each gear represents different gear refrigerator cold-storage desired temperature, is taken into account the control of LED illumination lamp and ice the temperature inside the box by integrated package U1 simultaneously;
2, LED illumination temperature detecting module is designed with environment temperature sensor and refrigerator temperature sensor, by LED illumination temperature detecting module testing environment temperature and temperature of refrigerating chamber, can the change of environmentally temperature and temperature of refrigerating chamber, control instruction is produced by integrated package U1, control compressor or heating wire work, thus realizing the electronic temperature control of LED illumination lamp, this circuit design can improve temperature controlled sensitivity and reliability.
Accompanying drawing explanation
Accompanying drawing 1 is the functional block diagram of a kind of domestic refrigerator electronic temperature control of the utility model LED illumination control circuit;
The circuit theory diagrams of the supply module that accompanying drawing 2 adopts for the utility model and LED illumination module;
The circuit theory diagrams of the supply module that accompanying drawing 3 adopts for the utility model, LED illumination temperature setting module, LED illumination temperature detecting module, compressor temperature control module and heating wire temperature control module;
The circuit theory diagrams of the indicating lamp control circuit that accompanying drawing 4 adopts for the utility model.
In figure, 1, supply module, 2, LED illumination module, 3, LED illumination temperature setting module, 4, LED illumination temperature detecting module, 5, compressor temperature control module, 6, heating wire temperature control module, 7, indicating lamp control circuit.
Detailed description of the invention
Below in conjunction with accompanying drawing 1-4, a kind of domestic refrigerator electronic temperature control LED illumination control circuit of the present utility model is described in detail below.
As shown in Figure 1, a kind of domestic refrigerator electronic temperature control LED illumination control circuit of the present utility model, its structure comprise LED illumination module 2 that door switch controls, LED illumination temperature setting module 3, compressor temperature control module 5, heating wire temperature control module 6, LED illumination temperature detecting module 4, for the whole control circuit supply module 1 of powering and integrated package U1; Described supply module 1 is connected with compressor module with LED illumination module 2, integrated package U1, heating wire module respectively and is that it is powered, described integrated package U1 is as the core of whole control circuit, and integrated package U1 is connected with heating wire temperature control module 6 with LED illumination module 2, LED illumination temperature detecting module 4, LED illumination temperature setting module 3, compressor temperature control module 5 respectively and controls for temperature.
As accompanying drawing 2, shown in 3, described supply module 1 comprises 220V AC power, 220V AC power is divided into two-way, one tunnel is through piezo-resistance RV1, power to integrated package U1 after capacitance-resistance voltage reduction circuit and the compound capacitor filter of fullwave rectification, concrete, this branch road specifically comprises fuse F1, electric capacity C1, C2, C3, C9 and C15, piezo-resistance RV1, resistance R1 ~ R4 and R7, diode D1, Zener diode DZ1, fuse F1 accesses 220V alternating current fire wire L input, fuse F1 and piezo-resistance RV1 synergy, ensure the safe operation of circuit, discharge resistance R2 ~ R4 is connected in parallel decompression capacitor C1 and forms a capacitance-resistance voltage reduction circuit, afterwards at serial connection one current-limiting resistance R7, one is connected by Zener diode DZ1 after current-limiting resistance R7 with between alternating current zero line input N, diode D1 filter capacitor C2, C3, the compound capacitor filter of fullwave rectification of C15 composition, power to integrated package U1,
Another road connects a capacitance-resistance voltage reduction circuit through door switch control relay J4, power to after current rectifying and wave filtering circuit LED illumination module 2, concrete, this branch road comprises door switch input port J4 and alternating current zero line N input J1, current-limiting resistance R11 and R8, electric discharge resistance R5, R6, R10, R12, decompression capacitor C4, filter capacitor C5, commutation diode D2 ~ D5, LED illumination electroluminescent lamp group LED1 ~ LED6, door switch input port J4 access 220V alternating current fire wire L input, and for controlling the keying of refrigerator doors, door switch input port J4 is sequentially connected in series current-limiting resistance R11, R5, R6, current-limiting resistance R10, R5, R6, R10 is connected in parallel decompression capacitor C4 and forms a capacitance-resistance voltage reduction circuit, a rectification circuit be made up of commutation diode D2 ~ D5 is connected afterwards between decompression capacitor C4 with alternating current zero line N input J1, rectification circuit is connected in series a current-limiting resistance R8, be connected in series with LED illumination module 2LED1 ~ LED6 again, filter capacitor C5, discharge resistance R12 is connected in parallel on the two ends of LED illumination module 2, LED 1, LED2, LED3 respectively with 5 pin of integrated package U1, 4 pin are connected with 2 pin.
As accompanying drawing 3, shown in 4, described LED illumination temperature setting module 3 comprises the indicating lamp control circuit 7LED7 ~ LED11 of temperature set position switch S 1 and display current gear state, 16 pin of integrated package U1 connect one end of temperature set position switch S 1 by resistance R25, the other end ground connection of temperature set position switch S 1, LED1 by resistance R34 respectively with the positive pole of LED9, the negative pole of LED10 is connected with the negative pole of LED11, LED2 is connected by the positive pole of resistance R35 and LED7, LED3 is connected by the negative pole of resistance R36 and LED7, the negative pole of LED9 respectively with the positive pole of LED7, the negative pole of LED8, the positive pole of LED10 is connected, the negative pole of LED7 is connected with the positive pole of LED8, the negative pole of LED7 respectively with the positive pole of LED8, the positive pole of LED11 is connected.
As shown in Figure 3, described LED illumination temperature detecting module 4 comprises environment temperature sensor and the refrigerator temperature sensor for detecting temperature of refrigerating chamber in refrigerator, refrigerator temperature sensor comprises refrigerating chamber thermistor RLC, one end of refrigerating chamber thermistor RLC one end difference contact resistance R26 and resistance R24, another termination vdd terminal of resistance R26,12 pin of another termination integrated package U1 of resistance R24; Described environment temperature sensor comprises temperature-compensating thermistor RWB, one end of one end difference contact resistance R28 and resistance R22 of temperature-compensating thermistor RWB, another termination vdd terminal of resistance R28,14 pin of another termination integrated package U1 of resistance R22; Ground connection after the other end parallel connection of above-mentioned refrigerating chamber thermistor RLC and temperature-compensating thermistor RWB, 12 pin of integrated package U1 connect one end of electric capacity C8,14 pin of integrated package U1 connect one end of electric capacity C10,16 pin of integrated package connect one end of electric capacity C14, ground connection after the other end parallel connection of electric capacity C8, C10, C14.
As shown in Figure 3, described heating wire temperature control module 6 comprises optically-coupled isolation amplifier U3,1 pin of optically-coupled isolation amplifier U3 connects 10 pin of integrated package U1 by resistance R21, the 2 pin ground connection of optically-coupled isolation amplifier U3, the heating that optically-coupled isolation amplifier U3 is connected with alternating current fire wire L input for heating wire output port J3 controls.
As shown in Figure 3, described compressor temperature control module 5 comprises optically-coupled isolation amplifier U2 and triode ac switch Q1,1 pin of optically-coupled isolation amplifier U2 connects 19 pin of integrated package U1 by resistance R20, the 2 pin ground connection of optically-coupled isolation amplifier U2,6 pin of optically-coupled isolation amplifier U2 connect one end of electric capacity C16 and resistance R39 respectively by resistance R40, the other end of electric capacity C16 is incorporated to alternating current fire wire L input after being connected with 6 pin of optically-coupled isolation amplifier U3, the other end of resistance R39 connects the second plate of triode ac switch Q1 respectively, one end of compressor output end mouth CON3 and resistance R37, the other end of resistance R37 is connected with the first anode of triode ac switch Q1 with alternating current fire wire L input respectively by electric capacity C12,4 pin of optically-coupled isolation amplifier U2 are extremely connected with the control of triode ac switch Q1 with one end of resistance R31 respectively, the other end of resistance R31 is connected with alternating current fire wire L input with the first anode of triode ac switch Q1 respectively, optically-coupled isolation amplifier U2 drives triode ac switch Q1 alternating current fire wire L input terminal voltage to be transferred to compressor output end mouth CON3 and exports.
The model of integrated package U1 is MB95F564K, and the model of optically-coupled isolation amplifier U2 and optically-coupled isolation amplifier U3 is EL3063/MOC3063.
LED illumination module 2 of the present utility model comprises the white light LEDs of 6 (or other quantity), be respectively LED1 ~ LED6, LED1 ~ LED6 controls conducting by refrigerator door open-close, when door switch is connected, LED1 ~ LED6 lights, user can go to take oneself requirement, and when door switch disconnects, LED1 ~ LED6 extinguishes.Temperature set position switch S 1 set position is 5 (or other quantity), be respectively 1,2,3,4,5, working station indicator is blue-ray light, control after button presses, working station indicator can add 1 in current gear, again by circulation when being crowded with gears, such as Default Value is such as Default Value is 4 grades, when user clicks again, 5 grades of working station indicators are lighted, and 4 grades of working station indicators extinguish.Each gear relay indicating light represents the temperature setting of refrigerator cold-storage, and such as I takes charge of certain type product gear and temperature is set as follows:
Temperature setting specified by gear can be changed at the beginning of design, and the relation of above expression desired temperature and gear is only for the product of certain model.
For upper table type product, illustrate the course of work:
1) when set position is 4 grades, temperature passed back by assumptions' environment temperature sensor is 18 DEG C, so set temperature of refrigerating chamber and be 5 DEG C, if the temperature now passed back by refrigerator temperature sensor is 6 DEG C, then now, triode ac switch Q1 and the conducting of alternating current fire wire L inlet circuit, 9 pin of integrated package U1 have voltage to export (10 pin Non voltage output), compressor operating (heater strip does not work), temperature of refrigerating chamber is declined, until when reaching 5 DEG C of setting, it is 5 DEG C that refrigerator temperature sensor passes temperature back, the 9 pin Non voltage outputs of integrated package U1, compressor quits work,
2) when set position is 4 grades, temperature passed back by assumptions' environment temperature sensor is 18 DEG C, so set temperature of refrigerating chamber and be 5 DEG C, if the temperature now passed back by refrigerator temperature sensor is 3 DEG C, then now triode ac switch Q1 and alternating current fire wire L inlet circuit are ended, 10 pin of integrated package U1 have voltage to export (9 pin Non voltage output), heating wire works (compressor does not work), temperature of refrigerating chamber is made to increase, until when reaching 5 DEG C of setting, it is 5 DEG C that refrigerator temperature sensor passes temperature back, the 10 pin Non voltage outputs of integrated package U1, heater strip quits work.
A kind of its processing and fabricating of domestic refrigerator electronic temperature control LED illumination control circuit of the present utility model is simple and convenient, processing and fabricating shown in by specification accompanying drawing.
Except the technical characteristic described in description, be the known technology of those skilled in the art.
Claims (7)
1. a domestic refrigerator electronic temperature control LED illumination control circuit, it is characterized in that, comprise LED illumination module that door switch controls, LED illumination temperature setting module, compressor temperature control module, heating wire temperature control module, LED illumination temperature detecting module, for the whole control circuit supply module of powering and integrated package U1;
Described supply module is connected with compressor module with LED illumination module, integrated package U1, heating wire module respectively and is that it is powered, described integrated package U1 is as the core of whole control circuit, and integrated package U1 is connected with heating wire temperature control module with LED illumination module, LED illumination temperature detecting module, LED illumination temperature setting module, compressor temperature control module respectively and controls for temperature;
Described LED illumination temperature setting module comprises 16 pin one end by resistance R25 connection temperature set position switch S 1 of temperature set position switch S 1, integrated package U1, the other end ground connection of temperature set position switch S 1.
2. a kind of domestic refrigerator electronic temperature control LED illumination control circuit according to claim 1, is characterized in that, described LED illumination temperature setting module also comprises the indicating lamp control circuit of display current gear state.
3. a kind of domestic refrigerator electronic temperature control LED illumination control circuit according to claim 1 and 2, it is characterized in that, described supply module comprises AC power, AC power is divided into two-way, one tunnel powers to after the compound capacitor filter of piezo-resistance, capacitance-resistance voltage reduction circuit and fullwave rectification integrated package U1, and another road connects after a capacitance-resistance voltage reduction circuit, current rectifying and wave filtering circuit to LED illumination module for power supply through door switch control relay J4.
4. a kind of domestic refrigerator electronic temperature control LED illumination control circuit according to claim 1 and 2, it is characterized in that, described LED illumination module comprises multiple LED light emitting diode, be connected in series between multiple LED light emitting diode, the positive pole of first light emitting diode is as the positive pole of LED illumination module, and the negative pole of last light emitting diode is as the negative pole of LED illumination module.
5. a kind of domestic refrigerator electronic temperature control LED illumination control circuit according to claim 1 and 2, it is characterized in that, described LED illumination temperature detecting module comprises environment temperature sensor and the refrigerator temperature sensor for detecting temperature of refrigerating chamber in refrigerator, refrigerator temperature sensor comprises refrigerating chamber thermistor RLC, one end of refrigerating chamber thermistor RLC one end difference contact resistance R26 and resistance R24, another termination vdd terminal of resistance R26,12 pin of another termination integrated package U1 of resistance R24; Described environment temperature sensor comprises temperature-compensating thermistor RWB, one end of one end difference contact resistance R28 and resistance R22 of temperature-compensating thermistor RWB, another termination vdd terminal of resistance R28,14 pin of another termination integrated package U1 of resistance R22;
Ground connection after the other end parallel connection of above-mentioned refrigerating chamber thermistor RLC and temperature-compensating thermistor RWB, 12 pin of integrated package U1 connect one end of electric capacity C8,14 pin of integrated package U1 connect one end of electric capacity C10,16 pin of integrated package connect one end of electric capacity C14, ground connection after the other end parallel connection of electric capacity C8, C10, C14.
6. a kind of domestic refrigerator electronic temperature control LED illumination control circuit according to claim 1 and 2, it is characterized in that, described compressor temperature control module comprises optically-coupled isolation amplifier U2 and triode ac switch, 1 pin of optically-coupled isolation amplifier U2 connects 19 pin of integrated package U1 by resistance R20, the 2 pin ground connection of optically-coupled isolation amplifier U2, optically-coupled isolation amplifier U2 drives triode ac switch alternating current fire wire L input terminal voltage to be transferred to compressor output end mouth CON3 and exports.
7. a kind of domestic refrigerator electronic temperature control LED illumination control circuit according to claim 1 and 2, it is characterized in that, described heating wire temperature control module comprises optically-coupled isolation amplifier U3,1 pin of optically-coupled isolation amplifier U3 connects 10 pin of integrated package U1 by resistance R21, the 2 pin ground connection of optically-coupled isolation amplifier U3, the heating that optically-coupled isolation amplifier U3 is connected with alternating current fire wire L input for heating wire controls.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520373088.1U CN205027032U (en) | 2015-06-03 | 2015-06-03 | Domestic refrigerator electron control by temperature change LED lighting control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520373088.1U CN205027032U (en) | 2015-06-03 | 2015-06-03 | Domestic refrigerator electron control by temperature change LED lighting control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205027032U true CN205027032U (en) | 2016-02-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520373088.1U Expired - Fee Related CN205027032U (en) | 2015-06-03 | 2015-06-03 | Domestic refrigerator electron control by temperature change LED lighting control circuit |
Country Status (1)
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| CN (1) | CN205027032U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108534453A (en) * | 2018-04-20 | 2018-09-14 | 南京创维电器研究院有限公司 | A method of into electric appliance separate procedure |
| CN108775766A (en) * | 2017-12-26 | 2018-11-09 | 广东奥马冰箱有限公司 | Temperature-control circuit, refrigerating plant and refrigerator |
| CN112617516A (en) * | 2020-12-07 | 2021-04-09 | 珠海格力电器股份有限公司 | Light assembly control method, showcase system and equipment |
-
2015
- 2015-06-03 CN CN201520373088.1U patent/CN205027032U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108775766A (en) * | 2017-12-26 | 2018-11-09 | 广东奥马冰箱有限公司 | Temperature-control circuit, refrigerating plant and refrigerator |
| CN108534453A (en) * | 2018-04-20 | 2018-09-14 | 南京创维电器研究院有限公司 | A method of into electric appliance separate procedure |
| CN112617516A (en) * | 2020-12-07 | 2021-04-09 | 珠海格力电器股份有限公司 | Light assembly control method, showcase system and equipment |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160210 |
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| CF01 | Termination of patent right due to non-payment of annual fee |