CN109539686B - Refrigerator control device and refrigerator - Google Patents
Refrigerator control device and refrigerator Download PDFInfo
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- CN109539686B CN109539686B CN201811384986.1A CN201811384986A CN109539686B CN 109539686 B CN109539686 B CN 109539686B CN 201811384986 A CN201811384986 A CN 201811384986A CN 109539686 B CN109539686 B CN 109539686B
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- refrigerator
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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
- F25D29/00—Arrangement or mounting of control or safety devices
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- Combustion & Propulsion (AREA)
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- General Engineering & Computer Science (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The embodiment of the invention provides a refrigerator control device and a refrigerator, wherein the refrigerator control device comprises a normally closed temperature switch, an insulating layer, a heating module and a control module: the temperature control normally closed switch is connected in series with a power supply line of the refrigerator and is arranged in the heat insulation layer; the heating module is arranged in the heat insulation layer; the heat-insulating layer is arranged outside the refrigerating chamber of the refrigerator; the control module is respectively connected with a refrigerator power line, the heating module and a refrigerator compressor; the control module is used for controlling and heating the refrigerator based on the temperature in the refrigerating chamber. The invention has the beneficial effect of reducing the energy consumption of the refrigerator.
Description
Technical Field
The embodiment of the invention relates to the technical field of household appliances, in particular to a refrigerator control device and a refrigerator.
Background
Refrigerators or freezers are refrigeration equipment for keeping constant low temperature, and are civil products for keeping food or other articles in constant low temperature and cold state. The refrigerator generally has a large working power, and needs 24 hours to keep low temperature all day, so the working time is also long, and the power consumption of the refrigerator is large finally. How to save energy of the refrigerator is a problem to be solved.
In the prior art, when the temperature in the refrigerator body reaches a corresponding range, the compressor is controlled to stop working for a period of time through a refrigerator mainboard computer, so that the effect of reducing the energy consumption of the refrigerator is achieved.
In the prior art, when the compressor stops working, the refrigerator mainboard computer still works, and zero energy consumption of the refrigerator in a standby state cannot be realized.
Disclosure of Invention
The embodiment of the invention provides a refrigerator control device and a refrigerator, which are used for solving the defect of high energy consumption of the refrigerator in the prior art.
According to a first aspect of embodiments of the present invention, there is provided a refrigerator control apparatus including a normally closed temperature switch, an insulation layer, a heating module, and a control module:
the temperature control normally closed switch is connected in series with a power supply line of the refrigerator and is arranged in the heat insulation layer;
the heating module is arranged in the heat insulation layer;
the heat-insulating layer is arranged outside the refrigerating chamber of the refrigerator;
the control module is respectively connected with a refrigerator power line, the heating module and a refrigerator compressor; the control module is used for controlling and heating the refrigerator based on the temperature in the refrigerating chamber.
According to a second aspect of the present invention, there is provided a refrigerator comprising the refrigerator control apparatus of any one of the above.
The embodiment of the invention provides a refrigerator control device and a refrigerator, wherein the refrigerator control device comprises a normally closed temperature switch, an insulating layer, a heating module and a control module: the temperature control normally closed switch is connected in series with a power supply line of the refrigerator and is arranged in the heat insulation layer; the heating module is arranged in the heat insulation layer; the heat-insulating layer is arranged outside the refrigerating chamber of the refrigerator; the control module is respectively connected with a refrigerator power line, the heating module and a refrigerator compressor; the control module is used for controlling and heating the refrigerator based on the temperature in the refrigerating chamber. The invention has the beneficial effect of reducing the energy consumption of the refrigerator.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of a control device of a refrigerator in the prior art;
FIG. 2 is a schematic structural diagram of a refrigerator control apparatus according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of another embodiment of a refrigerator control apparatus according to the present invention;
FIG. 4 is a schematic diagram of a refrigerating compartment temperature curve according to an embodiment of the refrigerator control apparatus of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, in the existing refrigerator, a control module controls a compressor to start and stop, and when the compressor stops, the control module is still powered on to work, so that zero energy consumption in a standby state cannot be realized.
As shown in fig. 2, the embodiment of the present invention shows a refrigerator control device, which includes a normally closed temperature switch a01, a heat insulating layer a02, a heating module a03 and a control module a 04:
the temperature control normally closed switch A01 is connected in series with the power line of the refrigerator, and the temperature control normally closed switch A01 is arranged in the heat preservation layer A02 of the heat preservation layer;
the heating module A03 is arranged in the heat-insulating layer A02;
the heat-insulating layer A02 is arranged outside the refrigerating chamber of the refrigerator;
the control module A04 is respectively connected with a refrigerator power line, the heating module A03 and a refrigerator compressor; the control module A04 is used for controlling the heating module A03 to heat based on the temperature in the refrigerating chamber of the refrigerator.
A temperature control normally closed switch is arranged on a power line of the refrigerator, when the temperature control normally closed switch works normally in the refrigerator, a bimetallic strip in the temperature control normally closed switch is in a free state, a contact is in a closed state, when the temperature reaches an action temperature, the bimetallic strip is heated to generate internal stress to act rapidly, the contact is opened, a circuit is cut off, and therefore the energy-saving effect is achieved. When the electric appliance is cooled to the reset temperature, the contact is automatically closed, and the air conditioner is restored to the normal working state.
The temperature control normally closed switch is wrapped in the heat insulation layer, and the heat insulation layer can isolate the influence of external humidity on the bimetallic strip; the heating module is connected to the control module, the control module controls on-off, heating power and heating time of the heating module, and the temperature control normally closed switch is arranged outside the refrigerating chamber of the refrigerator and only affected by external environment temperature and the heating module.
When the temperature in the refrigerating chamber of the refrigerator reaches a corresponding preset temperature threshold value, the control module controls the compressor to start, and after a short time delay, the temperature of the refrigerating chamber is reduced; when the temperature is reduced to another corresponding temperature threshold value, the compressor stops working, and meanwhile the control module supplies power to the heat collection module, so that the reset time point of the heating module is ensured to be before the next starting time point of the compressor. The heating module stops after working for a certain time, the bimetallic strip of the normally closed temperature switch is disconnected, and at the moment, the whole refrigerator system is completely powered off, so that zero energy consumption is realized. After a period of time, the temperature in the heat preservation layer is reduced, the bimetallic strip is closed again, the control module is electrified, the temperature detected by the temperature sensor in the refrigerating chamber is slightly lower than the starting temperature point a of the compressor, after a period of time, the temperature in the refrigerating chamber reaches the temperature point a, the control module controls the compressor to work, and the refrigerator enters a normal working cycle.
On the basis of any of the above embodiments of the present invention, there is provided a refrigerator control apparatus, wherein the control module is further configured to:
when the temperature in the refrigerating chamber of the refrigerator is higher than a first temperature threshold value, controlling the compressor to start working;
when the temperature in the refrigerating chamber of the refrigerator is lower than a second temperature threshold value, controlling the compressor to stop working;
wherein the first temperature threshold is greater than the second temperature threshold.
On the basis of any one of the above embodiments of the present invention, there is provided a control apparatus, wherein the control module is further configured to:
determining the temperature in the refrigerating chamber of the refrigerator to be stable;
and acquiring an average value of the time length from the starting time to the stopping time of the compressor for n times, and controlling the heating module to heat at the corresponding heating power and/or heating time based on the average value.
Wherein the preset heating power and/or heating time is calculated based on the average time and according to the reset time parameter of the bimetallic strip, and simultaneously ensures that the soothing time point of the heating wire is before the next opening time point of the compressor predicted based on the average time.
On the basis of any of the above embodiments of the present invention, there is provided a refrigerator control apparatus, wherein the control module is further configured to:
and acquiring time lengths T1 and T2 of the compressor from the time of starting to stop working twice, and determining that the temperature in the refrigerating chamber of the refrigerator is stable if the absolute value of the difference value between T1 and T2 is less than a first time length threshold value.
In addition to any of the above embodiments of the present invention, there is provided a refrigerator control apparatus, wherein n is 2.
In consideration of the fact that the average value of the time length is more reasonable after the temperature of the refrigerating chamber is stabilized, the heating power and/or the heating time calculated based on the average value of the time length can be more accurate.
As shown in fig. 3, on the basis of any of the above embodiments of the present invention, a refrigerator control device is provided, where the control device further includes a first switch a05 connected in parallel with the closing temperature switch, and when the refrigerator door is opened, the switch is closed, and when the refrigerator door is closed, the switch is opened.
The normally closed temperature switch is connected with a first switch in parallel, the first switch is controlled by a refrigerator door body, when the refrigerator door is opened, the first switch is closed, and when the refrigerator door is closed, the first switch is opened. When the normally-closed temperature switch is closed, the control module is powered on, a user opens the refrigerator, and light in the refrigerator is controlled to be turned on by the control module; when the normally closed temperature switch is disconnected, a user opens the refrigerator, the door switch is closed at the moment, the control module is electrified, and the control module controls the light inside the refrigerator to be turned on.
On the basis of any one of the above embodiments of the present invention, a refrigerator control device is provided, in which a control module is further connected to a lighting device in a refrigerating chamber of a refrigerator, and when the refrigerator door is opened, the control module controls the lighting device to operate.
The normally closed temperature switch is connected with a first switch in parallel, the first switch is controlled by a refrigerator door body, when the refrigerator door is opened, the first switch is closed, and when the refrigerator door is closed, the first switch is opened. When the normally-closed temperature switch is closed, the control module is powered on, a user opens the refrigerator, and light in the refrigerator is controlled to be turned on by the control module; when the normally closed temperature switch is disconnected, a user opens the refrigerator, the door switch is closed at the moment, the control module is electrified, and the control module controls the light inside the refrigerator to be turned on.
On the basis of any one of the above embodiments of the present invention, there is provided a refrigerator control device, wherein the heating module is a heating wire.
As shown in fig. 4, on the basis of any of the above embodiments of the present invention, a refrigerator control device is provided, after the temperature curve of the refrigerating chamber is stabilized, the control module calculates the average time from the stop to the restart of the first two compressors, and the operation time of the heating module is set according to the reset time parameter of the temperature-controlled normally closed switch, the power of the heating module. When the temperature rises to a point a, the compressor is started, and after a short time delay, the temperature of the refrigerating chamber is reduced; when the temperature drops to the point b, the compressor stops working, meanwhile, the control module supplies power to the heating module, the power supply time is determined by the power of the heating module and the reset time parameter of the temperature control normally closed switch, and the reset time point d of the temperature control normally closed switch (bimetallic strip) is ensured to be before the next starting time point of the compressor. And the heating module stops working after working for a certain time, the temperature control normally closed switch (bimetallic strip) is disconnected, and at the moment, the whole refrigerator system is completely disconnected as shown in a point C, so that zero energy consumption is realized. After a period of time, the temperature in the heat preservation layer is reduced, the temperature control normally closed switch is closed again, the control module is electrified, the temperature detected by the temperature sensor in the refrigerating chamber is slightly lower than the starting temperature point a of the compressor, after a period of time, the temperature in the refrigerating chamber reaches the temperature point a, the control module controls the compressor to work, and the system enters a normal working cycle.
On the basis of any embodiment of the invention, the invention provides a refrigerator, which comprises the control device in any embodiment of the invention.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Through the above description of the embodiments, those skilled in the art will clearly understand that each embodiment can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware. With this understanding in mind, the above-described technical solutions may be embodied in the form of a software product, which can be stored in a computer-readable storage medium such as ROM/RAM, magnetic disk, optical disk, etc., and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the methods described in the embodiments or some parts of the embodiments.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (9)
1. The utility model provides a refrigerator controlling means which characterized in that, includes control by temperature change normal close switch, heat preservation, heating module and control module:
the temperature control normally closed switch is connected in series with a power supply line of the refrigerator and is arranged in the heat insulation layer;
the heating module is arranged in the heat insulation layer;
the heat-insulating layer is arranged outside the refrigerating chamber of the refrigerator;
the control module is respectively connected with a refrigerator power line, the heating module and a refrigerator compressor; the control module is used for controlling the heating module to heat the temperature control normally closed switch based on the temperature in the refrigerating chamber of the refrigerator so as to enable the temperature control normally closed switch to cut off a power line of the refrigerator.
2. The control device of claim 1, wherein the control module is further configured to:
when the temperature in the refrigerating chamber of the refrigerator is higher than a first temperature threshold value, controlling the compressor to start working;
when the temperature in the refrigerating chamber of the refrigerator is lower than a second temperature threshold value, controlling the compressor to stop working;
wherein the first temperature threshold is greater than the second temperature threshold.
3. The control device of claim 2, wherein the control module is further configured to:
determining the temperature in the refrigerating chamber of the refrigerator to be stable;
the method comprises the steps of obtaining the average value of the time length from the working start time to the working stop time of the compressor for n times continuously, and controlling a heating module to heat at preset heating power and/or heating time based on the average value.
4. The control device of claim 3, wherein the control module is further configured to:
and acquiring time lengths T1 and T2 of the compressor from the time of starting to stop working twice, and determining that the temperature in the refrigerating chamber of the refrigerator is stable if the absolute value of the difference value between T1 and T2 is less than a first time length threshold value.
5. The control device according to claim 3, characterized in that: n is 2.
6. The control device according to any one of claims 1 to 5, further comprising a first switch connected in parallel with the temperature-controlled normally-closed switch, wherein when the refrigerator door is opened, the first switch is closed, and when the refrigerator door is closed, the first switch is opened.
7. The control device of claim 6, wherein the control module is further connected to a lighting device in the cold storage compartment of the refrigerator, and the control module controls the lighting device to operate when the refrigerator door is opened.
8. The control device of any one of claims 1-5, wherein the heating module is a heating wire.
9. A refrigerator characterized by comprising a control device according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811384986.1A CN109539686B (en) | 2018-11-20 | 2018-11-20 | Refrigerator control device and refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811384986.1A CN109539686B (en) | 2018-11-20 | 2018-11-20 | Refrigerator control device and refrigerator |
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| Publication Number | Publication Date |
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| CN109539686A CN109539686A (en) | 2019-03-29 |
| CN109539686B true CN109539686B (en) | 2020-10-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811384986.1A Active CN109539686B (en) | 2018-11-20 | 2018-11-20 | Refrigerator control device and refrigerator |
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Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87209177U (en) * | 1987-06-17 | 1988-10-12 | 李孝伟 | Electric-saving delay switch |
| CN2103857U (en) * | 1991-07-13 | 1992-05-06 | 罗德康 | Energy saving timing switch |
| JPH08121930A (en) * | 1994-10-24 | 1996-05-17 | Sharp Corp | Freezer refrigerator |
| JPH10238921A (en) * | 1997-02-28 | 1998-09-11 | Sanyo Electric Co Ltd | Cooling storage box |
| JP2002195720A (en) * | 2000-12-22 | 2002-07-10 | Sharp Corp | Refrigerator |
| CN101178281A (en) * | 2007-12-14 | 2008-05-14 | 海信科龙电器股份有限公司 | Control system of non-frost refrigerator |
| CN101655304A (en) * | 2009-03-11 | 2010-02-24 | 江苏星星家电科技有限公司 | Method for using magnetic-sensing temperature switch in refrigerator |
| CN201466363U (en) * | 2009-07-23 | 2010-05-12 | 李文斌 | Novel single-phase electricity-saving protective control socket |
| JP2014185817A (en) * | 2013-03-25 | 2014-10-02 | Murata Mfg Co Ltd | Motor starter circuit |
| JP2014234985A (en) * | 2013-06-05 | 2014-12-15 | 株式会社東芝 | Refrigerator |
| WO2015086058A1 (en) * | 2013-12-11 | 2015-06-18 | Electrolux Appliances Aktiebolag | Refrigerator apparatus and method for control thereof |
| CN105318641B (en) * | 2014-06-09 | 2018-03-20 | 苏州三星电子有限公司 | A kind of refrigerator inside illumination control circuit and control method |
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- 2018-11-20 CN CN201811384986.1A patent/CN109539686B/en active Active
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