CN107246752A - A kind of refrigerator and its compressor control method - Google Patents
A kind of refrigerator and its compressor control method Download PDFInfo
- Publication number
- CN107246752A CN107246752A CN201710235611.8A CN201710235611A CN107246752A CN 107246752 A CN107246752 A CN 107246752A CN 201710235611 A CN201710235611 A CN 201710235611A CN 107246752 A CN107246752 A CN 107246752A
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- Prior art keywords
- temperature
- refrigerator
- holding section
- inner bag
- detecting unit
- Prior art date
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- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000001514 detection method Methods 0.000 claims abstract description 12
- 210000001364 upper extremity Anatomy 0.000 claims description 7
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 230000009467 reduction Effects 0.000 abstract description 2
- 230000008859 change Effects 0.000 description 12
- 238000009434 installation Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 235000015243 ice cream Nutrition 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 244000144972 livestock Species 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 235000013594 poultry meat Nutrition 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Classifications
-
- 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
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
-
- 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
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
- F25B49/022—Compressor control arrangements
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention provides a kind of refrigerator and its compressor control method, including inner bag and the evaporator that is wound on the outside of inner bag, the temperature detecting unit for detection temperature is provided with the load line of the refrigerator.Methods described includes obtaining the temperature value at the load line of refrigerator；The working condition of the compressor is controlled according to the temperature value.The present invention by improving temperature detection loca, realize accurate temperature-sensitive, so as to effectively control refrigerator the startup-shutdown time while reach reduction refrigerator energy consumption purpose.
Description
Technical field
The present invention relates to refrigerator technical field, it particularly relates in a kind of refrigerator temperature detection loca structure design
And its compressor control method.
Background technology
The warming method that freezer product is used in existing industry is inner bag bottom temperature-sensitive, temperature-sensitive in the middle part of inner bag, wherein, inner bag
It is the present position of temperature sensor in the middle part of bottom, inner bag, as shown in Figure 1 and Figure 2, installation process is usually to pacify temperature-sensitive conduit 1
Between two coil pipes or it is attached on coil pipe, then, inside temperature sensor inserting to temperature-sensitive conduit 1, TEMP
Device transmits temperature signal by detecting the temperature change of surrounding liner material or evaporator, and for controlling compressor in refrigerator
Working condition.
There is following drawback in above-mentioned temperature-sensitive scheme：
If the 1, object storing more completely causes part objects to be covered in sensor present position in refrigerator, what temperature sensor was detected
Temperature is by depending on the temperature change for being attached to its surrounding articles, if the article around temperature sensor is by preferably low temperature
Freeze, even if then user opens cabinet door, temperature sensor also can't detect temperature change, and refrigerator can be for a long time in shutdown shape
State, now, easily causes the change goods problem of refrigerator internal upper part article.
If the 2, around temperature sensor being the article that is newly put into, need by fully freezing for a long time, while temperature
The temperature value that sensor is detected is more than the shutdown temperature of compressor for a long time so that refrigerator is in open state for a long time, makes
Problem is raised into energy consumption.
3rd, the temperature change of coil pipe is delayed in middle part or bottom of the temperature sensor in freezer liner, this position evaporator
Slowly, other positions deviation is big in the temperature and refrigerator of sensor detection, causes start/stop of compressor control not accurate.
4th, existing temperature sensor does not have generally using the method for line positioning in positioning installation apparatus, current industry,
The installation site of sensor is measured on freezer liner, then marking, position install sensor to the layout line during production,
Not only efficiency is low for such mode, cost is high, and standardization level is low, it is impossible to be effectively ensured its between evaporator it is relative away from
From the precision of influence detection temperature is easily caused refrigerator startup-shutdown abnormal.
The content of the invention
It is an object of the invention to provide a kind of refrigerator, by improving temperature detection loca, accurate temperature-sensitive is realized, in order to effective
The purpose of reduction refrigerator energy consumption is reached while the startup-shutdown time for controlling refrigerator.
To reach above-mentioned purpose, the present invention is achieved using following technical scheme：
Being provided with a kind of refrigerator, including inner bag and the evaporator that is wound on the outside of inner bag, the load line of the refrigerator is used to examine
The temperature detecting unit of testing temperature.
Further, the temperature detecting unit is located on the outside of the inner bag and against the inner bag.
Further, the temperature detecting unit includes temperature-sensitive conduit, temperature sensor.
Further, the refrigerator also includes being provided with the first holding section, the second holding section, the fixture of the 3rd holding section,
First holding section, which is used for inner bag upper limb described in clamp, second holding section, is used for temperature detecting unit described in clamp, institute
Stating the 3rd holding section is used for the coil pipe of evaporator described in clamp.
Further, guiding of first holding section including downward opening hanging groove and positioned at the hanging groove side is oblique
Face.
Further, second holding section is transparent configuration.
Further, the 3rd holding section has two, respectively positioned at the upper and lower both sides of second holding section.
Further, the refrigerator also includes elastic clip, and the elastic clip includes body, the 4th holding section, the body
Coil pipe for clamping the evaporator, the 4th holding section is used for temperature detecting unit described in clamp.
In another aspect, present invention also offers a kind of freezer compressor control method, including：Obtain the load of refrigerator
Temperature value at line；The working condition of the compressor is controlled according to the temperature value.
Further, the temperature value at the load line for obtaining refrigerator, is specially that temperature sensor is arranged on into refrigerator
Load line at, utilize the temperature sensor to obtain the temperature value.
Compared with prior art, advantages of the present invention and beneficial effect are：
The present invention is directed to problems of the prior art, is targetedly improved, specifically by the temperature for detection temperature
Degree detection unit is arranged at the load line of refrigerator（The load line is the highest warning line loaded in refrigerator, does not have article
Cover here, temperature change visibility point during switch refrigerator door）, by detecting the temperature change at load line, it is to avoid
The drawbacks of being brought when temperature sensor is arranged on inner bag middle part or bottom in the prior art, realization is quickly detected in refrigerator warm
The effect of change is spent, accomplishes accurate temperature-sensitive, and then the startup-shutdown of refrigerator on the basis of accurate temperature-sensitive, can be achieved effective control
Time, it is ensured that the equilibrium of cold in-cabinet temperature, and prior art not only reduces energy consumption and also avoid to shut down for a long time and brought
Change goods problem.
It is read in conjunction with the figure after the detailed description of embodiment of the present invention, the other features and advantages of the invention will become more
Plus it is clear.
Brief description of the drawings
Fig. 1 is a kind of partial schematic diagram of refrigerator in the prior art；
Fig. 2 is the partial schematic diagram of another refrigerator in the prior art；
Fig. 3 is the partial schematic diagram in specific embodiment of the invention refrigerator；
Fig. 4 is the sectional view of fixture and temperature-sensitive conduit in Fig. 3；
Fig. 5 is the sectional view of temperature sensor and temperature-sensitive conduit in Fig. 3.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
Accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described.
In the description of the invention, it is to be understood that term " first ", " second " are only used for describing purpose, and can not
It is interpreted as indicating or implying relative importance, the orientation or position relationship of the instruction such as " on ", " under " are based on accompanying drawing in addition, term
Shown orientation or position relationship, are for only for ease of the description present invention and simplify description, rather than indicate or imply meaning
Device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the present invention's
Limitation.
The present embodiment proposes a kind of refrigerator, includes compressor, inner bag 2 and is wound in the evaporator in the outside of inner bag 2
Deng component, in order to realize the purpose of temperature control, refrigerator also includes the temperature detecting unit for detection temperature, in view of the load of refrigerator
It is the highest warning line loaded in refrigerator at line, article covering is not had here, when switching refrigerator door, the temperature at load line
Degree change is obvious, and for accurate temperature-sensitive, temperature detecting unit is arranged at the load line of refrigerator by the present embodiment, as shown in figure 3,
The temperature change at load line to detect refrigerator using temperature detecting unit, and for controlling the work of compressor in refrigerator
State.
In order to avoid influence user's storage article, temperature detecting unit is located at the outside of inner bag 2 in the present embodiment, and specifically
By it against inner bag 2, to improve the precision of temperature-sensitive, prevent the relative distance between temperature detecting unit and inner bag 2 from influenceing sense
Temp effect, specifically, temperature detecting unit includes temperature-sensitive conduit 3, temperature sensor 4 in the present embodiment, as shown in Figure 5.
In view of prior art is in mounting temperature sensor 4, the temperature-sensitive brought without effective positioner is forbidden to ask
Topic, and by the brought low production efficiency of positioning of ruling, cost of labor is high, be inconvenient to recognize, standardization level is low asks
Topic, the present embodiment is especially provided for the fixture 5 of location and installation temperature detecting unit, and the structure of fixture 5 is not unique, its
In, fixture 5 is provided with the first holding section 51, the second holding section 52, and the first holding section 51 is used for the upper limb of clamp inner bag 2, and second
Holding section 52 is then used for the specific clamp temperature-sensitive conduit 3 in the second holding section 52 in clamp temperature detecting unit, the present embodiment, such as Fig. 4
It is shown.When the first holding section 51 of fixture 5 is installed on 2 upper limb of inner bag by assembly crewman, the second holding section 52 is in refrigerator
Load line at, during ensureing to be installed with temperature-sensitive conduit 3 in the second holding section 52, temperature-sensitive conduit 3 can accurately in load
At line, and then temperature sensor 4 inside the temperature-sensitive conduit 3 accurately will be also at load line.
It is solid to avoid because the upside and/or downside at the load line of general existing refrigerator are still provided with the coil pipe 6 of heat exchange
Ensure that temperature-sensitive conduit 3 can be secured against inner bag 2 while determining the interference between part 5 and coil pipe, the present embodiment fixture 5 is also set
There is the 3rd holding section 53 for clamp coil pipe.When being provided with coil pipe between the upper limb of inner bag 2 and the load line of refrigerator, for example, existing
There are two coil pipes being arranged side by side in technology, just the jail of the assembling of fixture 5 can be improved by the clamp of the 3rd holding section 53
Solidity, moreover it is possible to so that temperature-sensitive conduit 3 is secured against inner bag 2.Further, the present embodiment is provided with two the 3rd holding sections 53,
It is located at the upper and lower both sides of the second holding section 52 respectively, as shown in figure 4, the structure of two the 3rd holding sections 53 and need not be complete
It is complete consistent, with specific reference to depending on the coil shape for needing clamp, to be respectively used to upper and lower two at the load line of clamp refrigerator
The coil pipe of side, is further ensured that the temperature-sensitive conduit 3 of the clamp of the second holding section 52 is firmly close to inner bag 2.
The present embodiment is convenient for assembly in order to simplify structure, and being specifically designed the first holding section 51 includes downward opening hanging groove
And the guiding surface positioned at hanging groove side, only need to be by upper when being installed on 2 upper limb of inner bag in the first holding section of assembly crewman 51
The upper limb of inner bag 2 is directly caught in down, and the setting of guiding surface, which has, to be oriented to or foolproof function, improves efficiency of assembling.
For the ease of the dismounting of temperature-sensitive conduit 3, the length that the present embodiment is also specifically designed temperature-sensitive conduit 3 is more than the second clamping
The width in portion 52, i.e., when the second holding section 52 is installed with temperature-sensitive conduit 3, the two ends of temperature-sensitive conduit 3 stretch out in the second holding section 52,
The port of temperature-sensitive conduit 3 is exposed to outside fixture 5, is also convenient for assembly crewman and temperature sensor 4 is inserted into temperature-sensitive conduit 3.
In specific mounting fixing parts 5, temperature-sensitive conduit 3, temperature sensor 4, following steps can be used：First, is utilized
Fixture 5 is installed on inner bag 2 by one holding section 51；Secondly, using the second holding section 52, the 3rd holding section 53 by fixture 5
The clamp between temperature-sensitive conduit 3, coil pipe；Finally, temperature sensor 4 is inserted into temperature-sensitive conduit 3, and carries out encapsulation process.
In above-mentioned steps, whether inserted in place for the ease of assembly crewman's observed temperature sensor 4, the is especially set in the present embodiment
Two holding sections 52 are transparent configuration, refer to existing transparent material and are made.
Specifically, above-mentioned second holding section 52, the 3rd holding section 53 be both designed as it is simple in construction, conveniently manufacture, be easy to card
The slot type structure of dress, can also replace with elastic clip by fixture 5 in other embodiments of the invention（Accompanying drawing is not shown）, elasticity
Folder includes body, the 4th holding section, and body is used for the coil pipe for clamping evaporator, and the 4th holding section is used for clamp temperature detection list
Member, so realize the 4th holding section for being specifically installed with temperature detecting unit is arranged at the load line of refrigerator using body,
The concrete structure of body refers to be provided with the clip or other mature structures of torsion spring in the prior art, is not described further herein.
For the improvement of the installation position of temperature sensor 4 in the present embodiment refrigerator, the present embodiment additionally provides a kind of cold
Cabinet compressor control method, including：Obtain the temperature value at the load line of refrigerator；Compressor is controlled according to the temperature value got
Working condition, preferably to make use of the characteristics of temperature change is sensitive at load line in refrigerator.
It is specific to utilize the TEMP being arranged at the load line of refrigerator during temperature value at the load line for obtaining refrigerator
Temperature value at load line of the device 4 to obtain refrigerator.
, specifically can be by the temperature value of acquisition with setting in advance when controlling the working condition of compressor according to the temperature value got
Fixed the first turn-on temperature, the first shutdown temperature compare, wherein, the first turn-on temperature is more than the first shutdown temperature.When acquisition
During the first turn-on temperature of temperature value >=setting, compressor start operation.First when temperature value≤setting of acquisition shuts down temperature
When spending, compressor is out of service.When the first turn-on temperature of the temperature value ＜ settings that the first shutdown temperature ＜ of setting is obtained,
Compressor can be set and maintain current operating conditions, or, in order to preferably reduce refrigerator energy consumption, pressure can also be determined whether
Contracting machine working condition,（1）If compressor is in halted state, the halted state duration of compressor is detected, when stopping for compressor
When only state duration ＞ settings stop duration, compressor start operation,（2）If compressor is in starting state, detection compression
The starting state duration of machine, when the starting state duration ＞ of compressor sets starting duration, compressor is out of service.Wherein,
It can be set when dispatching from the factory or voluntarily selected and set by user that setting, which stops duration, setting starting duration,.If
By user's sets itself, refrigerator, which can be provided, refers to duration, selection for reference.
In the other embodiment of the present invention, this method can simplify, for example, one compressor start of setting and facing for stopping
Boundary's temperature, then, can be by the temperature value of acquisition and critical-temperature when controlling the working condition of compressor according to the temperature value of acquisition
Compare, when the temperature value of acquisition is more than critical-temperature, compressor start operation；When the temperature value of acquisition is less than critical-temperature
When, compressor is out of service.
Certainly, in order to ensure further to reduce the energy consumption of refrigerator while temperature equalization in refrigerator, in the another of the present invention
In embodiment, multigroup second shutdown temperature, the second turn-on temperature can be set when dispatching from the factory according to the differences of chilled goods in advance
With selection for reference, for example, fruits article, can be set the second shutdown temperature, the second turn-on temperature difference of compressor
For -1 DEG C, 2 DEG C；Livestock and poultry meat article, the second shutdown temperature, the second turn-on temperature of settable compressor be respectively -20 DEG C, -
12℃；Ice cream article, the second shutdown temperature, the second turn-on temperature that compressor can be set are respectively -30 DEG C, -20 DEG C, this
When, can be before the temperature value at the load line for obtaining refrigerator, according to storage article not first in freezer compressor control method
Together, the second turn-on temperature, the second shutdown temperature of compressor are chosen, here is omitted.
More than, only it is presently preferred embodiments of the present invention, is not the limitation for making other forms to the present invention, it is any ripe
Know the equivalent reality that professional and technical personnel was changed or be modified as equivalent variations possibly also with the technology contents of the disclosure above
Apply example.But it is every without departing from technical solution of the present invention content, what the technical spirit according to the present invention was made to above example
Any simple modification, equivalent variations and remodeling, still fall within the protection domain of technical solution of the present invention.
Claims (10)
1. a kind of refrigerator, including inner bag and the evaporator that is wound on the outside of inner bag, it is characterised in that the load line of the refrigerator
Place is provided with the temperature detecting unit for detection temperature.
2. refrigerator according to claim 1, it is characterised in that the temperature detecting unit is located on the outside of the inner bag and supported
By the inner bag.
3. refrigerator according to claim 2, it is characterised in that the temperature detecting unit includes temperature-sensitive conduit, temperature and passed
Sensor.
4. refrigerator according to any one of claim 1 to 3, it is characterised in that the refrigerator is also included provided with the first card
Hold portion, the second holding section, the fixture of the 3rd holding section, first holding section is used for inner bag upper limb described in clamp, described the
Two holding sections are used for temperature detecting unit described in clamp, and the 3rd holding section is used for the coil pipe of evaporator described in clamp.
5. refrigerator according to claim 4, it is characterised in that first holding section include downward opening hanging groove and
Guiding surface positioned at the hanging groove side.
6. refrigerator according to claim 4, it is characterised in that second holding section is transparent configuration.
7. refrigerator according to claim 4, it is characterised in that the 3rd holding section has two, respectively positioned at described
The upper and lower both sides of second holding section.
8. refrigerator according to any one of claim 1 to 3, it is characterised in that the refrigerator also includes elastic clip, described
Elastic clip includes body, the 4th holding section, and the body is used for the coil pipe for clamping the evaporator, and the 4th holding section is used for
Temperature detecting unit described in clamp.
9. a kind of freezer compressor control method, it is characterised in that including：
Obtain the temperature value at the load line of refrigerator；
The working condition of the compressor is controlled according to the temperature value.
10. freezer compressor control method according to claim 9, it is characterised in that the load line of the acquisition refrigerator
The temperature value at place, is specially that temperature sensor is arranged at the load line of refrigerator, obtains described using the temperature sensor
Temperature value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710235611.8A CN107246752B (en) | 2017-04-12 | 2017-04-12 | Refrigerator and compressor control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710235611.8A CN107246752B (en) | 2017-04-12 | 2017-04-12 | Refrigerator and compressor control method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107246752A true CN107246752A (en) | 2017-10-13 |
| CN107246752B CN107246752B (en) | 2024-03-26 |
Family
ID=60016890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710235611.8A Active CN107246752B (en) | 2017-04-12 | 2017-04-12 | Refrigerator and compressor control method thereof |
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| Country | Link |
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| CN (1) | CN107246752B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2671440Y (en) * | 2003-12-24 | 2005-01-19 | 海尔集团公司 | Horizontal freezer with electronic temperature display instrument |
| CN204063750U (en) * | 2014-07-28 | 2014-12-31 | 青岛海尔特种电冰柜有限公司 | Refrigerator inner bag and refrigerator |
| CN106322913A (en) * | 2016-09-09 | 2017-01-11 | 青岛海尔特种电冰柜有限公司 | Electric control system for refrigeration equipment |
| CN207501520U (en) * | 2017-04-12 | 2018-06-15 | 青岛海尔特种电冰柜有限公司 | A kind of refrigerator |
-
2017
- 2017-04-12 CN CN201710235611.8A patent/CN107246752B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2671440Y (en) * | 2003-12-24 | 2005-01-19 | 海尔集团公司 | Horizontal freezer with electronic temperature display instrument |
| CN204063750U (en) * | 2014-07-28 | 2014-12-31 | 青岛海尔特种电冰柜有限公司 | Refrigerator inner bag and refrigerator |
| CN106322913A (en) * | 2016-09-09 | 2017-01-11 | 青岛海尔特种电冰柜有限公司 | Electric control system for refrigeration equipment |
| CN207501520U (en) * | 2017-04-12 | 2018-06-15 | 青岛海尔特种电冰柜有限公司 | A kind of refrigerator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107246752B (en) | 2024-03-26 |
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