CN111964338A - Electric heating linkage control system in refrigerator - Google Patents
Electric heating linkage control system in refrigerator Download PDFInfo
- Publication number
- CN111964338A CN111964338A CN202010769048.4A CN202010769048A CN111964338A CN 111964338 A CN111964338 A CN 111964338A CN 202010769048 A CN202010769048 A CN 202010769048A CN 111964338 A CN111964338 A CN 111964338A
- Authority
- CN
- China
- Prior art keywords
- electric heater
- compressor
- temperature controller
- refrigerator
- power supply
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005485 electric heating Methods 0.000 title claims abstract description 27
- 238000010257 thawing Methods 0.000 claims abstract description 9
- 238000010438 heat treatment Methods 0.000 claims description 11
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
Images
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
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/002—Defroster control
- F25D21/004—Control mechanisms
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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
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/06—Removing frost
- F25D21/08—Removing frost by electric heating
-
- 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
- F25D29/003—Arrangement or mounting of control or safety devices for movable devices
-
- 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
- F25D29/005—Mounting of control devices
-
- 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
- F25D2700/00—Means for sensing or measuring; Sensors therefor
- F25D2700/12—Sensors measuring the inside temperature
- F25D2700/122—Sensors measuring the inside temperature of freezer compartments
Landscapes
- 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)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention discloses an electric heating linkage control system in a refrigerator, and relates to the technical field of circuit control. In the invention: the power supply is electrically connected with the temperature controller through the safety circuit breaker; the temperature controller is electrically connected with one end of the compressor; a heater relay is connected in series between the other end of the compressor and a power supply; the compressor and the heater relay are connected with a first fan in parallel; the temperature controller is connected with one end of the electric heater group; the other end of the electric heater group is connected with a power supply; the electric heater group is also connected with a second fan in parallel; the electric heater group is formed by connecting a first electric heater, a second electric heater and a third electric heater in parallel; the temperature controller is also connected with a sensor module. According to the invention, the control mode of the electric heating wire is changed, the electric heating wire and the compressor are controlled by connecting the temperature controller, the electric heating wire and the compressor are controlled in a linkage manner, and the electric heating wire can work only when the compressor works or the temperature controller gives a defrosting signal, so that the automatic control is realized, the energy consumption is effectively reduced, and the energy-saving and environment-friendly effects are realized.
Description
Technical Field
The invention belongs to the technical field of circuit control, and particularly relates to an electric heating linkage control system in a refrigerator.
Background
A refrigerator is an appliance that maintains a low temperature by keeping food or other items in a constant low temperature cold state to avoid spoilage. The ancient refrigerator is internally coated with tin, a small hole is formed in the bottom of the refrigerator, one of the two cover plates is fixed on the opening of the refrigerator, and the other cover plate is a movable plate in which an ice block is placed to keep the temperature in the refrigerator low. The modern refrigerator has compressor, ice maker, freezing cabinet or box, and refrigerator with refrigerating unit.
With the social development, the refrigerator becomes an essential household appliance in the life of people; generally, frost is formed on the surface of an evaporator of a refrigerator by moisture entering the refrigerator when the refrigerator is opened or closed, and the formation of frost causes adverse effects on the performance of the refrigerator, such as that the evaporator fails to function normally and temperature adjustment of the refrigerator becomes difficult. Therefore, a defrosting heater is provided around the evaporator of the refrigerator for periodic defrosting;
in the existing electric heating control circuit, a heating wire in a warehouse is directly connected with electricity without being controlled by a temperature controller, and is always in a working state after being electrified. Commercial refrigerators incur excessive power consumption for long-term operation.
In order to solve the problems, an electric heating linkage control system in a refrigerator is designed at present.
Disclosure of Invention
The invention aims to provide an electric heating linkage control system in a refrigerator, which controls the electric heating and the compressor in a frame in a linkage manner by connecting a temperature controller through changing the control mode of an electric heating wire, and when the compressor works or the temperature controller gives a defrosting signal, the electric heating works, so that the automatic control is realized, the energy consumption is effectively reduced, the energy is saved, the environment is protected, and the electric heating linkage control system has a simple structure and is convenient to use.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to an electric heating linkage control system in a refrigerator, which comprises a power supply, a temperature controller and a compressor, wherein the power supply is electrically connected with the temperature controller through a safety circuit breaker; the temperature controller is electrically connected with one end of the compressor; a heater relay is connected in series between the other end of the compressor and a power supply; the compressor and the heater relay are connected with a first fan in parallel; the temperature controller is connected with one end of the electric heater group; the other end of the electric heater group is connected with a power supply; the electric heater group is also connected with a second fan in parallel; the electric heater group is formed by connecting a first electric heater, a second electric heater and a third electric heater in parallel; the temperature controller is also connected with a sensor module; the sensor module comprises a first sensor, a second sensor and a third sensor.
Further, the power supply is 220-230V alternating current with the frequency of 60 Hz; the power supply is connected with the 4 pins and the 5 pins of the temperature control plate.
Further, the compressor is connected with a pin 3 of the temperature controller; and an overload relay is also arranged in the middle of the compressor.
Furthermore, one end of the first fan is connected with a pin 3 of the temperature controller; the other end of the first fan is connected with a power supply.
Further, the first sensor is used for sensing the internal temperature of the refrigerator; the second sensor is used for sensing the defrosting temperature; the third sensor is used for sensing the temperature of the condenser.
Furthermore, one end of the electric heater group is connected with a pin 2 of the temperature controller; the first electric heater is used for heating the outer frame; the second electric heater is used for heating the front frame; the third electric heater is used for heating the pipeline.
Further, the second fan is connected with a pin 1 of the temperature controller.
The invention has the following beneficial effects:
the invention controls the electric heater and the compressor by changing the control mode of the electric heating wire and connecting the temperature controller, and carries out linkage control on the electric heater and the compressor, and when the compressor works or the temperature controller gives a defrosting signal, the electric heater can work, thereby realizing automatic control, effectively reducing energy consumption, saving energy and protecting environment, and having simple structure and convenient use.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a circuit diagram of an electric heating linkage control system in a refrigerator;
fig. 2 is a control timing chart of an electric heating linkage control system in a refrigerator.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
Referring to fig. 1-2, the present invention relates to an electric heating linkage control system in a refrigerator, which comprises a power supply, a temperature controller TC and a compressor CM, wherein the power supply is 220V-230V, and the frequency is 60Hz alternating current; the power supply is electrically connected with the temperature controller TC through a safety circuit breaker SB; the power supply is connected with the pins 4 and 5 of the temperature control plate TC; the temperature controller TC is electrically connected with one end of the compressor CM; a heater relay PTC is connected in series between the other end of the compressor CM and a power supply; the compressor CM is connected with a pin 3 of the temperature controller TC; an overload relay OL is also arranged in the middle of the compressor CM; a first fan FM1 is connected in parallel on the compressor CM and the heater relay PTC; one end of a first fan FM1 is connected with a pin 3 of a temperature controller TC; the other end of the first fan FM1 is connected with a power supply;
the temperature controller TC is connected with one end of the electric heater group; the other end of the electric heater group is connected with a power supply; one end of the electric heater group is connected with a pin 2 of the temperature controller TC;
the electric heater group is also connected with a second fan FM2 in parallel; the second fan FM2 is connected with the 1 pin of the temperature controller TC; the electric heater group is formed by connecting a first electric heater H1, a second electric heater H2 and a third electric heater H3 in parallel; the first electric heater H1 is used to heat the outer frame; the second electric heater H2 is used to heat the front frame; the third electric heater H3 is used for heating the pipeline;
the temperature controller TC is also connected with a sensor module; the sensor module comprises a first sensor TH1, a second sensor TH2 and a third sensor TH 3; the first sensor TH1 is used for sensing the internal temperature of the refrigerator; the second sensor TH2 is used for sensing the defrosting temperature; the third sensor TH3 is used to sense the condenser temperature.
Wherein, as shown in fig. 2, this application controls through connecting the temperature controller through changing electric heating wire control mode, carries out coordinated control with electric heater group and compressor CM, and when satisfying following condition, the electric heating just can work:
1. when the compressor CM acts for refrigeration, the electric heating works. 2. The compressor CM stops working, and when the temperature controller TC gives a defrosting signal, the electric heating works.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. The utility model provides an electrical heating coordinated control system in refrigerator storehouse, includes power, Temperature Controller (TC) and Compressor (CM), its characterized in that: the power supply is electrically connected with the Temperature Controller (TC) through a safety circuit breaker (SB);
the Temperature Controller (TC) is electrically connected with one end of the Compressor (CM); a heater relay (PTC) is connected in series between the other end of the Compressor (CM) and the power supply;
a first fan (FM1) is connected in parallel with the Compressor (CM) and the heater relay (PTC);
the Temperature Controller (TC) is connected with one end of the electric heater group; the other end of the electric heater group is connected with a power supply; the electric heater group is also connected with a second fan (FM2) in parallel;
the electric heater group is formed by connecting a first electric heater (H1), a second electric heater (H2) and a third electric heater (H3) in parallel;
the Temperature Controller (TC) is also connected with a sensor module; the sensor module includes a first sensor (TH1), a second sensor (TH2), and a third sensor (TH 3).
2. The coordinated control system for electric heating in a refrigerator according to claim 1, wherein said power source is 220V-230V, and the frequency is 60Hz ac; the power supply is connected with the 4 pins and the 5 pins of the temperature control plate (TC).
3. The system of claim 1, wherein the Compressor (CM) is connected to the 3-pin of the Thermostat (TC); an overload relay (OL) is also arranged in the middle of the Compressor (CM).
4. The coordinated heating control system for the refrigerator according to claim 1, wherein one end of said first fan (FM1) is connected to the 3-pin of the Thermostat (TC); the other end of the first fan (FM1) is connected with a power supply.
5. The electric heating linkage control system in the refrigerator according to claim 1, wherein the first sensor (TH1) is used for sensing the temperature inside the refrigerator; the second sensor (TH2) is used for sensing the defrosting temperature; the third sensor (TH3) is for sensing condenser temperature.
6. The coordinated control system for electric heating in refrigerator according to claim 1, wherein one end of said electric heater group is connected to 2 feet of Temperature Controller (TC);
the first electric heater (H1) is used for heating the outer frame; the second electric heater (H2) is used for heating the front frame; the third electric heater (H3) is used for heating the pipeline.
7. The coordinated heating system for the refrigerator according to claim 1, wherein said second fan (FM2) is connected to the 1 pin of the Thermostat (TC).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010769048.4A CN111964338A (en) | 2020-08-03 | 2020-08-03 | Electric heating linkage control system in refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010769048.4A CN111964338A (en) | 2020-08-03 | 2020-08-03 | Electric heating linkage control system in refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111964338A true CN111964338A (en) | 2020-11-20 |
Family
ID=73363875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010769048.4A Pending CN111964338A (en) | 2020-08-03 | 2020-08-03 | Electric heating linkage control system in refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111964338A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1314987A (en) * | 1998-10-31 | 2001-09-26 | 大宇电子株式会社 | Defrost technology for refrigerator |
| EP1619456A1 (en) * | 2004-07-22 | 2006-01-25 | Whirlpool Corporation | Method for controlling a refrigeration appliance |
| CN101963437A (en) * | 2010-09-17 | 2011-02-02 | 海信容声(广东)冰箱有限公司 | Defrosting control system and control method of refrigerator |
| CN104329897A (en) * | 2014-03-19 | 2015-02-04 | 海尔集团公司 | Defrosting control method and system for compression refrigerator |
| JP2016205715A (en) * | 2015-04-23 | 2016-12-08 | ホシザキ株式会社 | Cooling storage |
| US20160370046A1 (en) * | 2015-06-22 | 2016-12-22 | Lg Electronics Inc. | Refrigerator |
| CN109764607A (en) * | 2018-12-28 | 2019-05-17 | 青岛海尔股份有限公司 | refrigerator control method |
| CN109883127A (en) * | 2019-03-06 | 2019-06-14 | 广东瑞星新能源科技有限公司 | An intelligent frost control method |
| CN111351308A (en) * | 2020-03-11 | 2020-06-30 | 合肥美的电冰箱有限公司 | Refrigeration equipment, control method and control device for defrosting refrigeration equipment and storage medium |
| KR102206097B1 (en) * | 2018-09-18 | 2021-01-21 | 엘지전자 주식회사 | Refrigerator and method for controlling defrosting of the same |
-
2020
- 2020-08-03 CN CN202010769048.4A patent/CN111964338A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1314987A (en) * | 1998-10-31 | 2001-09-26 | 大宇电子株式会社 | Defrost technology for refrigerator |
| EP1619456A1 (en) * | 2004-07-22 | 2006-01-25 | Whirlpool Corporation | Method for controlling a refrigeration appliance |
| CN101963437A (en) * | 2010-09-17 | 2011-02-02 | 海信容声(广东)冰箱有限公司 | Defrosting control system and control method of refrigerator |
| CN104329897A (en) * | 2014-03-19 | 2015-02-04 | 海尔集团公司 | Defrosting control method and system for compression refrigerator |
| JP2016205715A (en) * | 2015-04-23 | 2016-12-08 | ホシザキ株式会社 | Cooling storage |
| US20160370046A1 (en) * | 2015-06-22 | 2016-12-22 | Lg Electronics Inc. | Refrigerator |
| KR102206097B1 (en) * | 2018-09-18 | 2021-01-21 | 엘지전자 주식회사 | Refrigerator and method for controlling defrosting of the same |
| CN109764607A (en) * | 2018-12-28 | 2019-05-17 | 青岛海尔股份有限公司 | refrigerator control method |
| CN109883127A (en) * | 2019-03-06 | 2019-06-14 | 广东瑞星新能源科技有限公司 | An intelligent frost control method |
| CN111351308A (en) * | 2020-03-11 | 2020-06-30 | 合肥美的电冰箱有限公司 | Refrigeration equipment, control method and control device for defrosting refrigeration equipment and storage medium |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201120 |
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| RJ01 | Rejection of invention patent application after publication |