CN109612198A - A kind of refrigerator lighting lamp system - Google Patents
A kind of refrigerator lighting lamp system Download PDFInfo
- Publication number
- CN109612198A CN109612198A CN201811411080.4A CN201811411080A CN109612198A CN 109612198 A CN109612198 A CN 109612198A CN 201811411080 A CN201811411080 A CN 201811411080A CN 109612198 A CN109612198 A CN 109612198A
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- China
- Prior art keywords
- module
- power supply
- capacitor
- output end
- microprocessor
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D27/00—Lighting arrangements
- F25D27/005—Lighting arrangements combined with control means
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The present invention relates to a kind of refrigerator lighting lamp systems, including photosensitive module, microprocessor control module, control switch module；The control switch module includes relay and electromagnetic switch, and the microprocessor control module signal input part connects photosensitive module signal output end；The microprocessor control module signal output end connects control switch module by signal input terminal；The power supply module is powered to modules.Extraneous intensity of illumination is obtained by photo resistance, and when the door is open only when extraneous intensity of illumination meets setup parameter, lamp can just shine.When closing refrigerator door, the wholly off work of refrigerator intraoral illumination system, control system is also at standby mode.Intensity of illumination parameter can independently be set, and convenient for meeting the requirement of different geographical varying environment different crowd, the parameter independently set not only increases the popularity of the present apparatus and versatility contemplates the use under varying environment different situations.
Description
Technical field
The present invention relates to a kind of household appliance technical fields, and in particular to a kind of refrigerator lighting lamp system.
Background technique
Refrigerator is important household electrical appliance, belongs to special working environment in refrigerator, thus refrigerator intraoral illumination lamp use it is cold
Light source is preferable, and the more cold light source of application is LED illumination lamp at present, and illuminating effect is preferable.Refrigerator intraoral illumination lamp is generally being opened
It is just lit, is illuminated after refrigerator doors.However extraneous intensity of illumination be suitable for when, completely dispense with light the headlamp can be clear
The various articles in refrigerator are seen clearly.Thus the present invention provides a kind of technical solution, and a light intensity sense is arranged outside refrigerator
Device is answered, only headlamp can be lighted when external environment illumination intensity is lower than setting value, thus energy saving.
Summary of the invention
The object of the present invention is to provide a kind of refrigerator lighting lamp systems, and refrigerator intraoral illumination lamp is generally being opened in the prior art
It is just lit, is illuminated after refrigerator doors.However extraneous intensity of illumination be suitable for when, completely dispense with light the headlamp can be clear
The various articles in refrigerator are seen clearly.The present invention realizes the integration of resource, avoids the waste of resource.It is above-mentioned to solve
Technical problem, the present invention use following technical scheme.
A kind of refrigerator lighting lamp system, including photosensitive module, microprocessor control module, control switch module, the control
Switch module processed includes relay and electromagnetic switch, and the signal input part of the microprocessor control module connects photosensitive module
Signal output end, the signal input part of the signal output end connection control switch module of the microprocessor control module are described
Power supply module is powered to modules.
Preferably, the microprocessor be 89C52 single-chip microcontroller, and the 89C52 single-chip microcontroller acquired by A/D chip it is photosensitive
The voltage value of module, the 89C52 single-chip microcontroller calculate intensity of illumination according to the voltage value.
Preferably, the control switch module includes: relay and electromagnetic switch；Wherein, the relay is electrically connected to
The microprocessor and electromagnetic switch drive the electromagnetic switch to open or close to receive the control signal of the microprocessor
It closes.
Preferably, the photosensitive module is photo resistance, and the photo resistance is connected to the single-chip microcontroller.
Through the above technical solutions, only opening refrigerator doors, each module just starts work.After opening refrigerator doors, peripheral hardware light
Strong sensor observes external environment illumination intensity, and sends data in microprocessor, and microprocessor is by the light of external environment
It is compared according to intensity with setting value, main control module turns on the switch so that illumination lamp ignition, realizes illumination if being lower than setting value
The effect of；Headlamp is not lighted if extraneous light intensity is higher than setting value.Work as closing refrigerator door, then modules stop working.
Limit numerical value can be manually set.This limit numerical value can be manually set.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be introduced.
Fig. 1 is a kind of structure principle chart of refrigerator lighting lamp system of the present invention.
Fig. 2 is a kind of photosensitive circuit schematic diagram of refrigerator lighting lamp system of the present invention.
Fig. 3 is a kind of microprocessor control module circuit diagram of refrigerator lighting lamp system of the present invention.
Fig. 4 is a kind of power supply module circuit diagram of refrigerator lighting lamp system of the present invention.
Fig. 5 is a kind of photosensitive circuit structure chart of refrigerator lighting lamp system of the present invention.
Specific embodiment
Below against attached drawing, effect and working principle to for example related each section of a specific embodiment of the invention etc.
It is described in further detail.
A kind of refrigerator lighting lamp system, including photosensitive module, microprocessor control module, control switch module, the control
Switch module processed includes relay and electromagnetic switch, and the signal input part of the microprocessor control module connects photosensitive module
Signal output end, the signal input part of the signal output end connection control switch module of the microprocessor control module are described
Power supply module is powered to modules.
The photosensitive module uses photo resistance as sensor.Photo resistance changes resistance according to the Strength Changes of light
Value, so as to change its partial pressure value, then after amplifier amplifies by main control chip collection voltages value, the voltage value with
Intensity of illumination changes and changes, and after relevant information is sent to main control chip, main control chip can obtain pair according to algorithm
The intensity of illumination answered.
The microprocessor is 89C52 single-chip microcontroller, and the 89C52 single-chip microcontroller acquires the electricity of photosensitive module by A/D chip
Pressure value, the 89C52 single-chip microcontroller calculate intensity of illumination according to the voltage value.Microprocessor control module uses 89C52 monolithic
Machine is as main control chip, using PCF8951 as A/D chip collection voltages value.Voltage value of the PCF8951 chip photosensitive module
Acquisition comes out, and digitizes and sends 89C52 single-chip microcontroller to.Then microprocessor calculates intensity of illumination by certain algorithm, and
By the value compared with prior artificial settings value, power supply closure signal is sent if meeting setting range, otherwise sends power supply
Cut-off signal gives control switch module.
The control switch module includes: relay and electromagnetic switch；Wherein, the relay is electrically connected to micro- place
It manages device and electromagnetic switch and drives the electromagnetic switch open or close to receive the control signal of the microprocessor.
As shown in figure 4, the power supply module includes 24V Switching Power Supply, a power input of the 24V Switching Power Supply
It is connected with an input terminal of the intermediate relay, another power input and intermediate relay of 24V Switching Power Supply
Another input terminal be all connected with external 220V alternating current, the cathode output end of the intermediate relay is separately connected first resistor R1
One end, the first triode Q1 collector, the other end connection+24V power supply of the first resistor R1, first triode
One end of the base stage connection second resistance R2 of Q1, power supply output end of the other end of the second resistance R2 as power supply module,
The emitter of the first triode Q1 connects the cathode output end of intermediate relay and ground connection, and the 24V Switching Power Supply is just
Pole output end is separately connected one end of first capacitor C1, the input terminal of the first voltage stabilizing chip and+24V power supply, 24V Switching Power Supply
Cathode output end be separately connected the other end of first capacitor C1, one end of the second capacitor C2, one end of third capacitor C3, the 4th
One end of capacitor C4, one end of the 5th capacitor C5, the ground terminal of the first voltage stabilizing chip, the second voltage stabilizing chip ground terminal and connect
Ground, the output end of the first voltage stabilizing chip are separately connected the other end of the second capacitor C2, the other end of third capacitor C3, the second pressure stabilizing
The input terminal of chip and+5V power supply, the output end of second voltage stabilizing chip are separately connected the other end of the 4th capacitor C4,
The other end and+3.3V power supply of five capacitor C5.
The model LM1117-5 of first voltage stabilizing chip, the model LM1117-3.3 of the second voltage stabilizing chip.More than
Content is that the specific reality, and it cannot be said that of the invention is further described to what the present invention made in conjunction with specific preferred embodiment
The mode of applying is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, this hair is not being departed from
The other embodiments obtained under bright technical solution, should be included within the scope of the present invention.
Claims (6)
1. a kind of refrigerator lighting lamp control system characterized by comprising photosensitive module, microprocessor control module, control are opened
Module is closed, the control switch module includes relay and electromagnetic switch, the signal input part of the microprocessor control module
Connect the signal output end of photosensitive module, the letter of the signal output end connection control switch module of the microprocessor control module
Number input terminal, the power supply module give modules power supply.
2. a kind of refrigerator lighting lamp control system according to claim 1, which is characterized in that the microprocessor is
89C52 single-chip microcontroller, and the 89C52 single-chip microcontroller acquires the voltage value of photosensitive module, the 89C52 single-chip microcontroller root by A/D chip
Intensity of illumination is calculated according to the voltage value.
3. a kind of refrigerator lighting lamp control system according to claim 2, which is characterized in that the photosensitive module is photosensitive
Resistance, and the photo resistance is connected to the microprocessor.
4. a kind of refrigerator lighting lamp control system according to claim 3, which is characterized in that the power supply module includes
24V Switching Power Supply, a power input of the 24V Switching Power Supply are connected with an input terminal of the intermediate relay,
Another power input of 24V Switching Power Supply and another input terminal of intermediate relay are all connected with external 220V alternating current,
The cathode output end of the intermediate relay is separately connected the collector of one end of first resistor R1, the first triode Q1, described
Other end connection+24V the power supply of first resistor R1, one end of the base stage connection second resistance R2 of the first triode Q1, institute
Power supply output end of the other end as power supply module of second resistance R2 is stated, the emitter of the first triode Q1 connects intermediate
The cathode output end of relay and ground connection, the cathode output end of the 24V Switching Power Supply be separately connected one end of first capacitor C1,
The input terminal and+24V power supply of first voltage stabilizing chip, the cathode output end of 24V Switching Power Supply are separately connected first capacitor C1's
The other end, one end of the second capacitor C2, one end of third capacitor C3, one end of the 4th capacitor C4, one end of the 5th capacitor C5,
The ground terminal of one voltage stabilizing chip, the ground terminal of the second voltage stabilizing chip and ground connection, the output end of the first voltage stabilizing chip are separately connected
The other end of two capacitor C2, the other end of third capacitor C3, the second voltage stabilizing chip input terminal and+5V power supply, described second
The output end of voltage stabilizing chip is separately connected the other end and+3.3V power supply of the other end of the 4th capacitor C4, the 5th capacitor C5.
5. a kind of refrigerator lighting lamp control system according to claim 4, which is characterized in that first voltage stabilizing chip
Model LM1117-5, the model LM1117-3.3 of the second voltage stabilizing chip.
6. a kind of refrigerator lighting lamp control system according to claim 5, which is characterized in that the control switch module packet
It includes: relay and electromagnetic switch；Wherein, the relay is electrically connected to the microprocessor and electromagnetic switch, described in receiving
The control signal of microprocessor drives the electromagnetic switch open or close.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811411080.4A CN109612198A (en) | 2018-11-24 | 2018-11-24 | A kind of refrigerator lighting lamp system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811411080.4A CN109612198A (en) | 2018-11-24 | 2018-11-24 | A kind of refrigerator lighting lamp system |
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| Publication Number | Publication Date |
|---|---|
| CN109612198A true CN109612198A (en) | 2019-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811411080.4A Pending CN109612198A (en) | 2018-11-24 | 2018-11-24 | A kind of refrigerator lighting lamp system |
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| CN (1) | CN109612198A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114087839A (en) * | 2021-11-15 | 2022-02-25 | 珠海格力电器股份有限公司 | Illumination control method, illumination control device, electronic equipment and storage medium |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200994212Y (en) * | 2006-11-22 | 2007-12-19 | Tcl家用电器（惠州）有限公司 | Intelligent control circuit of lighting lamp for inside refrigerator |
| CN202150847U (en) * | 2011-07-06 | 2012-02-22 | 公牛集团有限公司 | Sound and light-operated switch circuit |
| CN204069433U (en) * | 2014-08-11 | 2014-12-31 | 渤海大学 | Building energy saving lamp automatics |
| CN204177098U (en) * | 2014-09-17 | 2015-02-25 | 青岛海尔股份有限公司 | Refrigerator |
-
2018
- 2018-11-24 CN CN201811411080.4A patent/CN109612198A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200994212Y (en) * | 2006-11-22 | 2007-12-19 | Tcl家用电器（惠州）有限公司 | Intelligent control circuit of lighting lamp for inside refrigerator |
| CN202150847U (en) * | 2011-07-06 | 2012-02-22 | 公牛集团有限公司 | Sound and light-operated switch circuit |
| CN204069433U (en) * | 2014-08-11 | 2014-12-31 | 渤海大学 | Building energy saving lamp automatics |
| CN204177098U (en) * | 2014-09-17 | 2015-02-25 | 青岛海尔股份有限公司 | Refrigerator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114087839A (en) * | 2021-11-15 | 2022-02-25 | 珠海格力电器股份有限公司 | Illumination control method, illumination control device, electronic equipment and storage medium |
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Application publication date: 20190412 |
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