CN102878752B - Refrigerator and trouble shooting method for refrigerator - Google Patents
Refrigerator and trouble shooting method for refrigerator Download PDFInfo
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- CN102878752B CN102878752B CN201210429572.2A CN201210429572A CN102878752B CN 102878752 B CN102878752 B CN 102878752B CN 201210429572 A CN201210429572 A CN 201210429572A CN 102878752 B CN102878752 B CN 102878752B
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Abstract
The invention provides a refrigerator, which includes a refrigerator body, a door body, a trigger switch and a controller, wherein compartments are defined inside the refrigerator body; the door body is mounted on the refrigerator body and used for opening or closing the compartments; the trigger switch is used for switching a normal working mode of the refrigerator into a forced defrosting mode; and the controller is connected with the trigger switch and used for controlling the refrigerator to operate in the forced defrosting mode when the trigger switch is used for switching the refrigerator into the forced defrosting mode. The refrigerator provided by the embodiment of the invention can be used for detecting the defrosting capability of the refrigerator at any time, shortens the period of the refrigerator from production to the final market launch as well as the after-sales maintenance time, and reduces the manual labor cost. The invention further provides a trouble shooting method for a refrigerator.
Description
Technical field
The present invention relates to technical field of refrigeration equipment, particularly the fault detection method of a kind of refrigerator and refrigerator.
Background technology
The defrost ability of refrigerator determines the performance quality of refrigerator, and whether the defrost ability that must detect refrigerator in refrigerator batch production process is qualified.Common refrigerator enters defrost condition, and the accumulated running time of compressor reaches 10 ~ 20 hours.Therefore, general defrost periods is 20 ~ 60 hours, if when production detects, need the defrost ability detecting refrigerator, then may need at most wait after 20 ~ 60 hours, when refrigerator enters defrost, refrigerator defrost ability be detected, like this, to output and cost be had a strong impact on and finally put goods on the market the time used, and affect manpower.
Summary of the invention
The present invention one of is intended at least to solve the problems of the technologies described above or at least provides a kind of useful business to select.
For this reason, one object of the present invention is to propose a kind of can detection the defrost ability of refrigerator at any time, reduces refrigerator from the refrigerator producing the cycle finally put goods on the market and after-sales service time.Another object of the present invention is to propose a kind of fault detection method with the refrigerator reducing the after-sales service time.
To achieve these goals, the embodiment of first aspect present invention proposes a kind of refrigerator, comprising: casing, is limited with a room in described casing; Men Ti, described door body be arranged on described casing for open and close described between room; Trigger switch, described trigger switch is used for described refrigerator to be switched to pressure defrosting mode from normal mode of operation; And controller, described controller is connected with described trigger switch, runs under described pressure defrosting mode for controlling described refrigerator when described refrigerator is switched to described pressure defrosting mode by described trigger switch.
According to the refrigerator of the embodiment of the present invention, by the trigger switch of refrigerator, refrigerator can be made to enter at any time and to force defrost pattern (refrigerator defrost), therefore, it is possible to detect the defrost ability of refrigerator at any time, save product from the cycle of producing outbound, and the after-sales service time, reduce human cost.
In addition, refrigerator according to the above embodiment of the present invention can also have following additional technical characteristic:
In an embodiment of the present invention, when described refrigerator runs under described pressure defrosting mode, whether the defrosting system of described controller also for detecting described refrigerator be normal.
In an embodiment of the present invention, described controller is used for: judge whether the continuous defrost heat time of described defrosting system reaches the scheduled time; If judge that the continuous defrost heat time of described defrosting system reaches the described scheduled time, then judge that described defrosting system breaks down; If judge that the continuous defrost heat time of described defrosting system does not reach the described scheduled time, then judge whether described defrosting system meets defrost stop condition further; If judge that described defrosting system meets defrost stop condition, then described controller controls described refrigerator and runs under described normal operation mode.
In an embodiment of the present invention, described defrosting system comprises: defrosting heater, and described defrosting heater is used for carrying out defrost to the evaporimeter of described refrigerator; Defrosting sensor, described defrosting sensor is for detecting the temperature of described evaporimeter, and wherein, described controller, after judging that temperature that described defrosting sensor detects is higher than predetermined temperature, judges that described defrosting system meets described defrost stop condition.
In an embodiment of the present invention, described refrigerator also comprises: alarm, and described alarm is connected with described controller, for reporting to the police when described controller judges that described defrosting system breaks down.
The embodiment of second aspect present invention proposes a kind of fault detection method of refrigerator, and described refrigerator comprises trigger switch and controller, and described method comprises the following steps: judge whether described trigger switch is triggered; If judge that described trigger switch is triggered, then described refrigerator is switched to pressure defrosting mode from normal mode of operation, and to described controller sending mode operating instruction, described controller controls described refrigerator according to described mode operation instruction and runs under described pressure defrosting mode.
According to the fault detection method of the refrigerator of the embodiment of the present invention, by the trigger switch of refrigerator, refrigerator can be made to enter at any time and to force defrost pattern (refrigerator defrost), therefore, it is possible to detect the defrost ability of refrigerator at any time, save product from the cycle of producing outbound, and the after-sales service time, reduce human cost.
In addition, the fault detection method of refrigerator according to the above embodiment of the present invention can also have following additional technical characteristic:
In an embodiment of the present invention, after described refrigerator runs under described pressure defrosting mode, also comprise: whether the defrosting system that described controller detects described refrigerator is normal.
In an embodiment of the present invention, described controller detect described refrigerator defrosting system whether normal step comprise further: judge whether the continuous defrost heat time of described defrosting system reaches the scheduled time; If judge that the continuous defrost heat time of described defrosting system reaches the described scheduled time, then judge that described defrosting system breaks down; If judge that the continuous defrost heat time of described defrosting system does not reach the described scheduled time, then judge whether described defrosting system meets defrost stop condition further; And if judge that described defrosting system meets defrost stop condition, then described controller controls described refrigerator and runs under described normal operation mode.
In an embodiment of the present invention, described defrosting system comprises: defrosting heater, and described defrosting heater is used for carrying out defrost to the evaporimeter of described refrigerator; Defrosting sensor, described defrosting sensor is for detecting the temperature of described evaporimeter, and wherein, described controller, after judging that temperature that described defrosting sensor detects is higher than predetermined temperature, judges that described defrosting system meets described defrost stop condition.
In an embodiment of the present invention, the fault detection method of described refrigerator also comprises: report to the police when described controller judges that described defrosting system breaks down.
Additional aspect of the present invention and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the structure chart of refrigerator according to an embodiment of the invention; And
Fig. 2 is the flow chart of the fault detection method of refrigerator according to an embodiment of the invention.
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance.
In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition above-mentioned term concrete meaning in the present invention can be understood.
Below in conjunction with accompanying drawing, the refrigerator according to the embodiment of the present invention is described.
Fig. 1 is the structure chart of refrigerator according to an embodiment of the invention.
As shown in Figure 1, refrigerator 100 according to an embodiment of the invention, comprises casing 110, door body 120, trigger switch 130 and controller 140.
Particularly, a room is limited with in casing 110.Door body 120 is arranged on casing 110 for room between opening and closing.Trigger switch 130 is for being switched to pressure defrosting mode by refrigerator 100 from normal mode of operation, and such as, trigger switch 130 is a button or is made up of Macintosh.Controller 140 is connected with trigger switch 130, runs, such as: for defrost to refrigerator 100 when refrigerator 100 runs under pressure defrosting mode for refrigerator 100 being switched to pressure defrosting mode time control ice making case 100 at trigger switch 130 at pressure defrosting mode.
In the examples described above, such as when testing refrigerator 100 ability of defrosting before refrigerator 100 puts goods on the market, technical staff presses trigger switch 130, refrigerator 100 is operated in immediately force in defrosting mode to detect the defrosting ability of refrigerator 100 at any time, certainly, after refrigerator 100 puts goods on the market, when the after-sales service of defrosting ability detection is carried out to refrigerator 100, technical staff is equally by pressing trigger switch 130, so that technical staff overhauls refrigerator 100 defrost performance in time, thus raising overhaul efficiency, reduce human cost, technical staff is avoided to wait for the time entering defrost work in refrigerator 100 practical work process.In addition, owing to usually being operated by technical staff the detection of refrigerator 100 and maintenance, therefore, in order to prevent consumer's maloperation from pressing trigger switch 130, therefore, this trigger switch 130 can be realized by Macintosh, to avoid consumer's maloperation, affect the normal use of refrigerator 100.
According to the refrigerator of the embodiment of the present invention, by the trigger switch of refrigerator, refrigerator can be made to enter at any time and to force defrost pattern (refrigerator defrost), therefore, it is possible to detect the defrost ability of refrigerator at any time, save product from the cycle of producing outbound, and the after-sales service time, reduce human cost.
As a concrete example, controller 140 controls refrigerator 100 when forcing to run under defrosting mode, and whether the defrosting system that controller 140 detects refrigerator 100 is normal, and particularly, whether normal the defrosting system step that controller 140 detects refrigerator 100 be as follows:
Step 1: judge whether the continuous defrost heat time of the defrosting system (not shown) of refrigerator arrives the scheduled time.The scheduled time is but is not limited to: 90 minutes.
Step 2: if judge that the continuous defrost heat time of defrosting system reaches the scheduled time, then judge that defrosting system breaks down.Specifically, exceed the scheduled time when the continuous defrost heat time of defrosting system, and defrosting system is also in operation defrost, then controller 140 can judge that defrosting system breaks down, illustrate that defrosting system defrost scarce capacity or defrosting system exist fault, need to carry out keeping in repair or changing.Further, the refrigerator of the embodiment of the present invention also comprises alarm (not shown), and alarm is connected with controller 140, for reporting to the police when controller 140 judges that defrosting system breaks down, with reminding technology personnel.
Step 3: if judge that the continuous defrost heat time of defrosting system does not reach the scheduled time, then judge whether defrosting system meets defrost stop condition further, particularly, when judging that the continuous defrost heat time does not exceed the scheduled time, then judge whether defrosting system meets defrost stop condition, such as: when detecting that evaporator temperature has reached defrost and stopped temperature, then illustrate that defrost completes.
Step 4: if judge that defrosting system meets defrost stop condition, then controller 140 controls refrigerator and runs in the normal operating mode.Namely controller 140 automatically controls refrigerator and is switched to normal operation mode from pressure defrost pattern, starts normally to work.
In the examples described above, the defrosting system of refrigerator 100 comprises: defrosting heater and defrosting sensor.Particularly, defrosting heater is used for carrying out defrost to the evaporimeter of refrigerator 100, and defrosting sensor is for detecting the temperature of evaporimeter.Wherein, controller 140, after judging that temperature that defrosting sensor detects is higher than predetermined temperature, judges that defrosting system meets defrost stop condition, and in this example, predetermined temperature is that defrost stops temperature, such as but be not limited to 5 DEG C.
According to the refrigerator of the embodiment of the present invention, by the trigger switch of refrigerator, refrigerator can be made to enter at any time and to force defrost pattern (refrigerator defrost), therefore, it is possible to detect the defrost ability of refrigerator at any time, save product from the cycle of producing outbound, and the after-sales service time, reduce human cost.
Further embodiment of the present invention also proposed a kind of fault detection method of refrigerator, and wherein, refrigerator comprises trigger switch and controller, and the method comprises the following steps: judge whether trigger switch is triggered; If judge that trigger switch is triggered, then refrigerator is switched to pressure defrosting mode from normal mode of operation, and to controller sending mode operating instruction, controller controls refrigerator according to mode operation instruction and runs under pressure defrosting mode.
According to the fault detection method of the refrigerator of the embodiment of the present invention, by the trigger switch of refrigerator, refrigerator can be made to enter at any time and to force defrost pattern (refrigerator defrost), therefore, it is possible to detect the defrost ability of refrigerator at any time, save product from the cycle of producing outbound, and the after-sales service time, reduce human cost.
Fig. 2 is the flow chart of the fault detection method of refrigerator according to an embodiment of the invention.
As shown in Figure 2, the fault detection method of refrigerator, comprises the steps: according to an embodiment of the invention
Step S201, button enters.Particularly, when user needs to carry out defrosting operation to refrigerator, trigger trigger switch (button) and go to pressure defrosting mode to make refrigerator.
Step S202, compressor cuts out, and heater is opened.Particularly, after trigger switch is triggered, then refrigerator is switched to pressure defrosting mode from normal mode of operation, and to controller sending mode operating instruction, controller controls refrigerator according to mode operation instruction and runs under pressure defrosting mode, such as: refrigerator is when forcing to run under defrosting mode for defrost to refrigerator, and the defrosting system of such as refrigerator runs immediately and carries out defrost.Further, defrosting system comprises: defrosting heater and defrosting sensor, and wherein, defrosting heater is used for carrying out defrost to the evaporimeter of described refrigerator, and defrosting sensor is for detecting the temperature of described evaporimeter.
Step S203, judges heater opens whether reach the scheduled time.Particularly, when in the process that defrosting heater heats evaporator of refrigerator, controller judges whether the heat time reaches the scheduled time, if reach the scheduled time, then performs step S207, if do not reach the scheduled time, then performs step S204.Wherein, the scheduled time is but is not limited to 90 minutes.
Step S204, judges whether defrosting sensor reaches predetermined temperature.Wherein, controller, after judging that temperature that defrosting sensor detects is higher than predetermined temperature, judges that defrosting system meets defrost stop condition, this predetermined temperature for but be not limited to 5 DEG C.Particularly, when controller judges that the defrost heat time does not exceed the scheduled time, then judge whether the temperature of defrosting sensor detection evaporimeter reaches predetermined temperature, if reach predetermined temperature, then perform step S205, if do not reach predetermined temperature, then return step S203.
Step S205, defrosting heater is closed, and forces defrost pattern to exit.Particularly, when the temperature judging that defrosting sensor detects reaches predetermined temperature, controller controls defrosting heater and cuts out, and controls refrigerator and goes to normal mode of operation by forcing defrost pattern.
Step S206, normal mode runs.Particularly, when detecting that the defrost performance of refrigerator is normal, controller controls refrigerator and exits pressure defrost pattern, and close defrosting heater, refrigerator enters normal operation mode.
Step S207, when controller judges that the defrost heat time reaches the scheduled time, and also proceeding defrost, then judging that defrosting system breaks down, such as judge that defrost scarce capacity or the defrosting system of the defrosting system of refrigerator break down, so that technical staff overhauls.Further, controller, after judgement defrosting system breaks down, controls refrigerator alarm equipment alarm so that reminding technology personnel overhaul defrosting system in time or change.
According to the fault detection method of the refrigerator of the embodiment of the present invention, by the trigger switch of refrigerator, refrigerator can be made to enter at any time and to force defrost pattern (refrigerator defrost), therefore, it is possible to detect the defrost ability of refrigerator at any time, save product from the cycle of producing outbound, and the after-sales service time, reduce human cost.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and describe embodiments of the invention, those having ordinary skill in the art will appreciate that: can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present invention and aim, scope of the present invention is by claim and equivalency thereof.
Claims (4)
1. a refrigerator, is characterized in that, comprising:
Casing, is limited with a room in described casing;
Men Ti, described door body be arranged on described casing for open and close described between room;
Trigger switch, described trigger switch is used for described refrigerator to be switched to pressure defrosting mode from normal mode of operation, and described trigger switch is made up of Macintosh;
Controller, described controller is connected with described trigger switch, run under described pressure defrosting mode for controlling described refrigerator when described refrigerator is switched to described pressure defrosting mode by described trigger switch, and whether the defrosting system detecting described refrigerator is normal, wherein, described controller judges whether the continuous defrost heat time of described defrosting system reaches the scheduled time, if judge that the continuous defrost heat time of described defrosting system reaches the described scheduled time, then judge that described defrosting system breaks down, if judge that the continuous defrost heat time of described defrosting system does not reach the described scheduled time, then judge whether described defrosting system meets defrost stop condition further, if judge that described defrosting system meets defrost stop condition, then described controller controls described refrigerator and runs under described normal operation mode, and
Alarm, described alarm is connected with described controller, for reporting to the police when described controller judges that described defrosting system breaks down.
2. refrigerator according to claim 1, is characterized in that, described defrosting system comprises:
Defrosting heater, described defrosting heater is used for carrying out defrost to the evaporimeter of described refrigerator;
Defrosting sensor, described defrosting sensor for detecting the temperature of described evaporimeter,
Wherein, described controller, after judging that temperature that described defrosting sensor detects is higher than predetermined temperature, judges that described defrosting system meets described defrost stop condition.
3. a fault detection method for refrigerator, is characterized in that, described refrigerator comprises trigger switch and controller, said method comprising the steps of:
Judge whether described trigger switch is triggered, wherein, described trigger switch is made up of Macintosh;
If judge that described trigger switch is triggered, then described refrigerator is switched to pressure defrosting mode from normal mode of operation, and to described controller sending mode operating instruction,
Described controller controls described refrigerator according to described mode operation instruction and runs under described pressure defrosting mode,
Whether the defrosting system that described controller detects described refrigerator is normal, wherein, described controller judges whether the continuous defrost heat time of described defrosting system reaches the scheduled time, if judge that the continuous defrost heat time of described defrosting system reaches the described scheduled time, then judge that described defrosting system breaks down, if judge that the continuous defrost heat time of described defrosting system does not reach the described scheduled time, then judge whether described defrosting system meets defrost stop condition further, if judge that described defrosting system meets defrost stop condition, then described controller controls described refrigerator and runs under described normal operation mode,
Report to the police when described controller judges that described defrosting system breaks down.
4. method according to claim 3, is characterized in that, described defrosting system comprises:
Defrosting heater, described defrosting heater is used for carrying out defrost to the evaporimeter of described refrigerator;
Defrosting sensor, described defrosting sensor for detecting the temperature of described evaporimeter,
Wherein, described controller, after judging that temperature that described defrosting sensor detects is higher than predetermined temperature, judges that described defrosting system meets described defrost stop condition.
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| CN201210429572.2A CN102878752B (en) | 2012-10-31 | 2012-10-31 | Refrigerator and trouble shooting method for refrigerator |
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| CN201210429572.2A CN102878752B (en) | 2012-10-31 | 2012-10-31 | Refrigerator and trouble shooting method for refrigerator |
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| CN102878752B true CN102878752B (en) | 2015-03-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107300287A (en) * | 2017-07-31 | 2017-10-27 | 绵阳美菱软件技术有限公司 | A kind of refrigerator detection method and device |
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| CN103206836B (en) * | 2013-04-19 | 2016-12-28 | 合肥晶弘电器有限公司 | The electric control refrigerator defrosting control method of a kind of band temperature-changing chamber and control device |
| CN103575059B (en) * | 2013-11-15 | 2015-07-01 | 合肥美菱股份有限公司 | Detecting system and detecting method for faults of refrigerator defrosting system |
| CN104154704B (en) * | 2014-08-13 | 2016-07-06 | 合肥美菱股份有限公司 | A kind of high in the clouds detection refrigerator defrost failure system |
| CN106774238B (en) * | 2016-11-14 | 2019-05-07 | 四川长虹电器股份有限公司 | Detection method applied to refrigerator electric control plate hardware system |
| CN106771727A (en) * | 2016-12-02 | 2017-05-31 | 南方电网科学研究院有限责任公司 | Method and device for detecting faults of electric equipment |
| CN107024920A (en) * | 2017-04-20 | 2017-08-08 | 青岛海信日立空调系统有限公司 | A kind of method of fault diagnosis, device and air-conditioning system |
| CN111351309B (en) * | 2020-03-11 | 2022-04-15 | 合肥美的电冰箱有限公司 | Refrigeration equipment and fault detection method, control method and processing device thereof |
| CN113606833B (en) * | 2021-08-17 | 2022-12-13 | 四川虹美智能科技有限公司 | Refrigerator fault prediction system based on LSTM recurrent neural network |
| CN113720090A (en) * | 2021-09-03 | 2021-11-30 | 长虹美菱股份有限公司 | Defrosting fault diagnosis and detection system and method for air-cooled refrigerator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH0792309B2 (en) * | 1990-09-25 | 1995-10-09 | 三菱電機株式会社 | Refrigerator controller |
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| US6415616B1 (en) * | 1999-09-03 | 2002-07-09 | Lg Electronics, Inc. | Method for controlling defrost heater of refrigerator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107300287A (en) * | 2017-07-31 | 2017-10-27 | 绵阳美菱软件技术有限公司 | A kind of refrigerator detection method and device |
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Address after: 230601 Hefei Changjiang Road, Anhui, No. 669 Applicant after: Hefei Midea Refrigerator Co., Ltd. Address before: 230601 Hefei Changjiang Road, Anhui, No. 669 Applicant before: Hefei Media Rongshida Refrigerator Co., Ltd. |
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