CN105318643A - Refrigerator failure detection method and device - Google Patents

Refrigerator failure detection method and device Download PDF

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Publication number
CN105318643A
CN105318643A CN201510104689.7A CN201510104689A CN105318643A CN 105318643 A CN105318643 A CN 105318643A CN 201510104689 A CN201510104689 A CN 201510104689A CN 105318643 A CN105318643 A CN 105318643A
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CN
China
Prior art keywords
temperature
air door
refrigerating chamber
refrigerator
preset
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Pending
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CN201510104689.7A
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Chinese (zh)
Inventor
曹俊哲
曹洁
许明
蔡冬阳
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TCL Intelligent Technology Hefei Co Ltd
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TCL Intelligent Technology Hefei Co Ltd
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Priority to CN201510104689.7A priority Critical patent/CN105318643A/en
Publication of CN105318643A publication Critical patent/CN105318643A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a refrigerator failure detection method. A refrigerator comprises a freezing chamber, a refrigerating chamber, an air channel and an air door. The air channel is arranged between the freezing chamber and the refrigerating chamber. The air door is used for opening or closing the air channel. The refrigerator failure detection method comprises the following steps that when the air door is in a preset working state, a first temperature of the refrigerating chamber is obtained; a second temperature of the refrigerating chamber is obtained after the first preset time is awaited; whether the air door is in a normal working state or not is judged according to the first temperature and the second temperature; when the air door is not in the normal working state, the air door is controlled to be opened and closed repeatedly by the first preset frequency to make the air door be in the preset working state; a third temperature of the refrigerating chamber is obtained after the second preset time is awaited; and whether failure information is output or not is judged according to the second temperature and the third temperature. The invention further discloses a refrigerator failure detection device. According to the refrigerator failure detection method and device, the working stability of the refrigerator can be improved.

Description

Breakdown of refrigerator detection method and device
Technical field
The present invention relates to refrigeration technology field, particularly relate to breakdown of refrigerator detection method and device.
Background technology
In prior art, refrigerator comprises refrigerating chamber, refrigerating chamber, air channel and air door, and air channel is located between refrigerating chamber and refrigerating chamber, and air door is used for opening or closing air channel.During door opening, cold enters refrigerating chamber by refrigerating chamber; When air door is closed, cold stops entering refrigerating chamber, by controlling the unlatching of air door or closing the temperature that can regulate refrigerating chamber.Easily freeze due to air door place and occur barrier, normal closedown and the unlatching of air door will be affected; Or in the situation such as air door internal lubrication shortage of oil, gear be bad, also can affect normal closedown and the unlatching of air door; In addition, airdoor control abnormal signal also can affect normal closedown and the unlatching of air door.When air door remarkable action, temperature of refrigerating chamber will be caused abnormal, thus result in the problem of refrigerator work instability.
Foregoing, only for auxiliary understanding technical scheme of the present invention, does not represent and admits that foregoing is prior art.
Summary of the invention
Main purpose of the present invention is to provide a kind of breakdown of refrigerator detection method and device, is intended to the stability improving refrigerator work.
For achieving the above object, the invention provides a kind of breakdown of refrigerator detection method, the refrigerator of this breakdown of refrigerator detection method application comprises refrigerating chamber, refrigerating chamber, air channel and air door, and air channel is located between refrigerating chamber and refrigerating chamber, and air door is used for opening or closing air channel; This breakdown of refrigerator detection method comprises the following steps:
When described air door is in pre-set working state, obtain the first temperature of described refrigerating chamber;
Wait for the first preset time, obtain the second temperature of described refrigerating chamber;
Judge whether described air door is in normal operating conditions according to described first temperature and described second temperature;
When described air door is not in normal operating conditions, after controlling described air door repetition folding first preset times, described air door is made to be in described pre-set working state;
Wait for the second preset time, obtain the 3rd temperature of described refrigerating chamber;
Judge whether to export fault message according to described second temperature and described 3rd temperature.
Preferably, described pre-set working state comprises opening and closed condition, when described air door is in opening, describedly judges whether described air door is in normal operating conditions and comprises according to described first temperature and described second temperature:
When described first temperature and described second temperature are all higher than the first preset temperature, judge that described air door is not as being in Normal on state.
Preferably, described according to described second temperature and described 3rd temperature judge whether export fault message comprise:
Judge whether the difference of described second temperature and described 3rd temperature is less than preset value;
If so, then fault message is exported.
Preferably, described pre-set working state comprises opening and closed condition, when described air door is in closed condition, describedly judges whether described air door is in normal operating conditions and comprises according to described first temperature and described second temperature:
When described first temperature and described second temperature are all lower than the first preset temperature, judge that described air door is not as being in Normal Shutdown state.
Preferably, described according to described second temperature and described 3rd temperature judge whether export fault message comprise:
Judge whether the difference of described 3rd temperature and described second temperature is less than preset value;
If so, then fault message is exported.
Preferably, described fault message is the information for pointing out damper faults.
In addition, for achieving the above object, the present invention also provides a kind of breakdown of refrigerator checkout gear, and the refrigerator of this breakdown of refrigerator checkout gear application comprises refrigerating chamber, refrigerating chamber, air channel and air door, air channel is located between refrigerating chamber and refrigerating chamber, and air door is used for opening or closing air channel; This breakdown of refrigerator checkout gear comprises:
Acquisition module, for when described air door is in pre-set working state, obtains the first temperature of described refrigerating chamber; And wait for the first preset time, obtain the second temperature of described refrigerating chamber;
According to described first temperature and described second temperature, judge module, for judging whether described air door is in normal operating conditions;
Control module, for when described air door is not in normal operating conditions, after controlling described air door repetition folding first preset times, makes described air door be in described pre-set working state;
Described acquisition module is not also for when described air door is in normal operating conditions, described control module controls described air door and repeats folding first preset times, after making described air door be in described pre-set working state, wait for the second preset time, obtain the 3rd temperature of described refrigerating chamber;
Output module, exports fault message for judging whether according to described second temperature and described 3rd temperature.
Preferably, described pre-set working state comprises opening and closed condition, when described air door is in opening, described judge module specifically for, when described first temperature and described second temperature are all higher than the first preset temperature, judge that described air door is not as being in Normal on state.
Preferably, described pre-set working state comprises opening and closed condition, when described air door is in closed condition, described judge module specifically for, when described first temperature and described second temperature are all lower than the first preset temperature, judge that described air door is not as being in Normal Shutdown state.
Preferably, described output module comprises:
Judging unit, for judging whether the absolute value of described second temperature and described 3rd temperature gap is less than preset value;
Output unit, for when the absolute value of described second temperature and described 3rd temperature gap is less than preset value, exports fault message.
Preferably, described fault message is damper faults information.
The present invention is by controlling air door repeatedly " on-off " action generation vibration force, the foreign material at described air door place can be made to come off, also can solve because the unexpected temporary de-tooth of gear causes the problem such as stuck fault and the temporary exception of control signal, solve the problem that air door remarkable action causes temperature of refrigerating chamber exception.If control air door repeatedly still judge damper faults after " on-off " action, then export corresponding fault message, fix a breakdown according to described fault message for user, thus the present invention can improve the stability of refrigerator work.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of breakdown of refrigerator detection method one embodiment of the present invention;
Fig. 2 is the high-level schematic functional block diagram of breakdown of refrigerator checkout gear one embodiment of the present invention.
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
The invention provides a kind of breakdown of refrigerator detection method, the refrigerator of this breakdown of refrigerator detection method application comprises refrigerating chamber, refrigerating chamber, air channel and air door, and air channel is located between refrigerating chamber and refrigerating chamber, and air door is used for opening or closing air channel; With reference to Fig. 1, in one embodiment, this breakdown of refrigerator detection method comprises:
Step S10, when described air door is in pre-set working state, obtains the first temperature of described refrigerating chamber;
Step S20, waits for the first preset time, obtains the second temperature of described refrigerating chamber;
According to described first temperature and described second temperature, step S30, judges whether described air door is in normal operating conditions;
In the present embodiment, described pre-set working state comprises opening and closed condition, and when air door is in opening, cold enters refrigerating chamber by refrigerating chamber, and the temperature of refrigerating chamber reduces gradually; When air door is in closed condition, cold stops entering refrigerating chamber, and the temperature of refrigerating chamber raises gradually; By controlling the unlatching of air door or closing the temperature that can regulate refrigerating chamber.
When air door is in opening, accordingly, now refrigerating chamber is in refrigerating state, obtains the first temperature of refrigerating chamber; Wait for the first preset time, obtain the second temperature of described refrigerating chamber; Judge whether described air door is in Normal on state according to described first temperature and described second temperature; Described first preset time depends on the refrigeration performance of refrigerator, and in this first preset time, the temperature of refrigerating chamber can be down to the temperature of user's setting by the refrigerator of normal work.
Particularly, when described first temperature and described second temperature are all higher than (temperature of user's setting) during the first preset temperature, judge that described air door is not in Normal on state.Be understandable that, after the first preset time, if the temperature of refrigerating chamber is still higher than the first preset temperature, illustrate that refrigerating chamber does not normally freeze, and then can judge that air door is not in Normal on state.
Such as, for certain refrigerator, arranging the first preset time is 5 minutes, and the first preset temperature is 5 degrees Celsius.When air door is in opening, the first temperature getting refrigerating chamber is 10 degrees Celsius; Through the first preset time after 5 minutes, the second temperature getting refrigerating chamber is 8 degrees Celsius; Because described first temperature and described second temperature are all higher than described first preset temperature 5 degrees Celsius, then can judge that described air door is not in Normal on state.
When air door is in closed condition, illustrate that user does not wish that cold air continues to enter refrigerating chamber, obtain the first temperature of refrigerating chamber; Wait for the first preset time, obtain the second temperature of described refrigerating chamber; Judge whether described air door is in Normal Shutdown state according to described first temperature and described second temperature; Described first preset time depends on the refrigeration performance of refrigerator, and in this first preset time, the temperature of refrigerating chamber can be risen to the temperature of user's setting by refrigerator.
Particularly, when described first temperature and described second temperature are all lower than (temperature of user's setting) during the first preset temperature, judge that described air door is not in Normal Shutdown state.Be understandable that, after the first preset time, if the temperature of refrigerating chamber is still lower than the first preset temperature, illustrates and now still have cold to enter refrigerating chamber by air door, and then can judge that air door is not in Normal Shutdown state.
Such as, for certain refrigerator, arranging the first preset time is 5 minutes, and the first preset temperature is 10 degrees Celsius.When air door is in closedown duty, the first temperature getting refrigerating chamber is 5 degrees Celsius; Through the first preset time after 5 minutes, the second temperature getting refrigerating chamber is 8 degrees Celsius; Because described first temperature and described second temperature are all lower than described first preset temperature 10 degrees Celsius, then can judge that described air door is not in Normal Shutdown state.
Step S40, when described air door is not in normal operating conditions, after controlling described air door repetition folding first preset times, makes described air door be in described pre-set working state;
In the actual use procedure of refrigerator, easily freeze due to air door place and occur barrier, normal closedown and the unlatching of air door will be affected; Or in the situation such as air door internal lubrication shortage of oil, gear be bad, also can affect normal closedown and the unlatching of air door; In addition, airdoor control abnormal signal also can affect normal closedown and the unlatching of air door.In the present embodiment, when described air door is not in normal operating conditions, after controlling described air door repetition folding first preset times, make described air door be in pre-set working state, described first preset times is at least twice.Particularly, when air door is not in Normal on state, controls air door and repeat to close and open the first preset times, and make described air door be in opening; When air door is not in Normal Shutdown state, controls air door and repeat to open and close the first preset times, and make described air door be in closed condition.
Such as, when air door is in opening, and when judging that air door is not in Normal on state by the front and back temperature of refrigerating chamber, control air door and repeat to close and open 10 times, and make described air door be in opening.
Be understandable that, can vibration force be produced by repeatedly " on-off " action, the foreign material at described air door place can be made to come off, also can solve because the unexpected temporary de-tooth of gear causes the problem such as stuck fault and the temporary exception of control signal.
Step S50, waits for the second preset time, obtains the 3rd temperature of described refrigerating chamber;
Step S60, judges whether to export fault message according to described second temperature and described 3rd temperature.
In the present embodiment, after control air door repeatedly " on-off " action, wait for the second preset time, obtain the 3rd temperature of described refrigerating chamber; Judge whether to export fault message according to described second temperature and described 3rd temperature.Described fault message is specially the information for pointing out damper faults.
When air door is in opening, judge whether the difference of described second temperature and described 3rd temperature is less than preset value, and described preset value is preferably set to arbitrary value in 0 degree Celsius to 10 degrees Celsius.If the difference of described second temperature and described 3rd temperature is less than preset value, illustrate that now refrigerating chamber normally freezes not yet, and then illustrate that air door still exists fault, export corresponding damper faults information, operate accordingly according to described fault message for user, thus fix a breakdown.
Such as, for certain refrigerator, described preset value is 5 degrees Celsius, and described second preset time is 5 minutes, and the second temperature getting refrigerating chamber is 8 degrees Celsius; Control air door repeat to close and open 10 times (above-mentioned first preset times), and make described air door be in opening; Wait for the second preset time 5 minutes, the 3rd temperature getting refrigerating chamber is 6 degrees Celsius; The difference of described second temperature and described 3rd temperature is 2 degrees Celsius, be less than preset value 5 degrees Celsius, illustrate that now refrigerating chamber normally freezes not yet, and then illustrate that air door is normally opened not yet, export the information that air door is not normally opened, operate accordingly according to described fault message for user, fix a breakdown.
When air door is in closed condition, judge whether the difference of described 3rd temperature and described second temperature is less than preset value, and described preset value is preferably set to arbitrary value in 0 degree Celsius to 10 degrees Celsius.If the difference of described 3rd temperature and described second temperature is less than preset value, illustrate and now still have cold to enter refrigerating chamber by air door, and then illustrate that air door still exists fault, export corresponding damper faults information, operate accordingly according to described fault message for user, thus fix a breakdown.
Such as, for certain refrigerator, described preset value is 5 degrees Celsius, and described second preset time is 10 minutes, and the second temperature getting refrigerating chamber is 5 degrees Celsius; Control air door repeat to open and close 10 times (above-mentioned first preset times), and make described air door be in closed condition; Wait for the second preset time 10 minutes, the 3rd temperature getting refrigerating chamber is 6 degrees Celsius; The difference of described 3rd temperature and described second temperature is 1 degree Celsius, be less than preset value 5 degrees Celsius, illustrate and now still have cold to enter refrigerating chamber by air door, and then illustrate that air door is normally closed not yet, export the information that air door is not normally closed, operate accordingly according to described fault message for user, fix a breakdown.
The embodiment of the present invention is by controlling air door repeatedly " on-off " action generation vibration force, the foreign material at described air door place can be made to come off, also can solve because the unexpected temporary de-tooth of gear causes the problem such as stuck fault and the temporary exception of control signal, solve the problem that air door remarkable action causes temperature of refrigerating chamber exception.If control air door repeatedly still judge damper faults after " on-off " action, then export corresponding fault message, fix a breakdown according to described fault message for user, thus the present invention can improve the stability of refrigerator work.
The present invention also provides a kind of breakdown of refrigerator checkout gear, and the refrigerator of this breakdown of refrigerator checkout gear application comprises refrigerating chamber, refrigerating chamber, air channel and air door, and air channel is located between refrigerating chamber and refrigerating chamber, and air door is used for opening or closing air channel; With reference to Fig. 2, the breakdown of refrigerator checkout gear that the present embodiment provides comprises:
Acquisition module 10, for when described air door is in pre-set working state, obtains the first temperature of described refrigerating chamber; And wait for the first preset time, obtain the second temperature of described refrigerating chamber;
According to described first temperature and described second temperature, judge module 20, for judging whether described air door is in normal operating conditions;
In the present embodiment, described pre-set working state comprises opening and closed condition, and when air door is in opening, cold enters refrigerating chamber by refrigerating chamber, and the temperature of refrigerating chamber reduces gradually; When air door is in closed condition, cold stops entering refrigerating chamber, and the temperature of refrigerating chamber raises gradually; By controlling the unlatching of air door or closing the temperature that can regulate refrigerating chamber.
When air door is in opening, accordingly, now refrigerating chamber is in refrigerating state, and described acquisition module 10 is for obtaining the first temperature of refrigerating chamber; Wait for the first preset time, obtain the second temperature of described refrigerating chamber; According to described first temperature and described second temperature, described judge module 20 is for judging whether described air door is in Normal on state; Described first preset time depends on the refrigeration performance of refrigerator, and in this first preset time, the temperature of refrigerating chamber can be down to the temperature of user's setting by the refrigerator of normal work.
Described judge module 20 specifically for, when described first temperature and described second temperature are all higher than (user setting temperature) during the first preset temperature, judge that described air door is not in Normal on state.Be understandable that, after the first preset time, if the temperature of refrigerating chamber is still higher than the first preset temperature, illustrate that refrigerating chamber does not normally freeze, and then can judge that air door is not in Normal on state.
Such as, for certain refrigerator, arranging the first preset time is 5 minutes, and the first preset temperature is 5 degrees Celsius.When air door is in opening, the first temperature getting refrigerating chamber is 10 degrees Celsius; Through the first preset time after 5 minutes, the second temperature getting refrigerating chamber is 8 degrees Celsius; Because described first temperature and described second temperature are all higher than described first preset temperature 5 degrees Celsius, then can judge that described air door is not in Normal on state.
When air door is in closed condition, illustrate that may to be now that user has heightened the temperature of the design temperature of refrigerating chamber or now refrigerating chamber identical with the temperature that user sets, described acquisition module 10 is for obtaining the first temperature of refrigerating chamber; Wait for the first preset time, obtain the second temperature of described refrigerating chamber; According to described first temperature and described second temperature, described judge module 20 is for judging whether described air door is in Normal Shutdown state; Described first preset time depends on the refrigeration performance of refrigerator, and in this first preset time, the temperature of refrigerating chamber can be risen to the temperature of user's setting by refrigerator.
Described judge module 20 specifically for, when described first temperature and described second temperature are all lower than (user setting temperature) during the first preset temperature, judge that described air door is not in Normal Shutdown state.Be understandable that, after the first preset time, if the temperature of refrigerating chamber is still lower than the first preset temperature, illustrates and now still have cold to enter refrigerating chamber by air door, and then can judge that air door is not in Normal Shutdown state.
Such as, for certain refrigerator, arranging the first preset time is 5 minutes, and the first preset temperature is 10 degrees Celsius.When air door is in closedown duty, the first temperature getting refrigerating chamber is 5 degrees Celsius; Through the first preset time after 5 minutes, the second temperature getting refrigerating chamber is 8 degrees Celsius; Because described first temperature and described second temperature are all lower than described first preset temperature 10 degrees Celsius, then can judge that described air door is not in Normal Shutdown state.
Control module 30, for when described air door is not in normal operating conditions, after controlling described air door repetition folding first preset times, makes described air door be in described pre-set working state;
In the actual use procedure of refrigerator, easily freeze due to air door place and occur barrier, normal closedown and the unlatching of air door will be affected; Or in the situation such as air door internal lubrication shortage of oil, gear be bad, also can affect normal closedown and the unlatching of air door; In addition, airdoor control abnormal signal also can affect normal closedown and the unlatching of air door.In the present embodiment, when described air door is not in normal operating conditions, after controlling described air door repetition folding first preset times, make described air door be in described pre-set working state, described first preset times is at least twice.
Particularly, when air door is not in Normal on state, described control module 30 repeats to close for controlling air door and opens the first preset times, and makes described air door be in opening; When air door is not in Normal Shutdown state, described control module 30 repeats to open for controlling air door and closes the first preset times, and makes described air door be in closed condition.
Such as, when air door is in opening, and when judging that air door is not in Normal on state by the front and back temperature of refrigerating chamber, control air door and repeat to close and open 10 times, and make described air door be in opening.
Be understandable that, can vibration force be produced by repeatedly " on-off " action, the foreign material at described air door place can be made to come off, also can solve because the unexpected temporary de-tooth of gear causes the problem such as stuck fault and the temporary exception of control signal.
Described acquisition module 10 is not also for when described air door is in normal operating conditions, described control module controls described air door and repeats folding first preset times, after making described air door be in described pre-set working state, wait for the second preset time, obtain the 3rd temperature of described refrigerating chamber;
Output module 40, exports fault message for judging whether according to described second temperature and described 3rd temperature.
In the present embodiment, control air door repeatedly after " on-off " action by control module 30, wait for the second preset time, acquisition module 10 obtains the 3rd temperature of described refrigerating chamber; Output module 40 judges whether to export fault message according to described second temperature and described 3rd temperature.Described fault message is specially the information for pointing out damper faults.Particularly, described output module 40 comprises judging unit and output unit.
When air door is in opening, described judging unit is for judging whether the absolute value of described second temperature and described 3rd temperature gap is less than preset value, and described preset value is preferably set to arbitrary value in 0 degree Celsius to 10 degrees Celsius.If the absolute value of described second temperature and described 3rd temperature gap is less than preset value, illustrate that now refrigerating chamber normally freezes not yet, and then illustrate that air door still exists fault, described output unit exports corresponding damper faults information, operate accordingly according to described fault message for user, thus fix a breakdown.
Such as, for certain refrigerator, described preset value is 5 degrees Celsius, and described second preset time is 5 minutes, and the second temperature getting refrigerating chamber is 8 degrees Celsius; Control air door repeat to close and open 10 times (above-mentioned first preset times), and make described air door be in opening; Wait for the second preset time 5 minutes, the 3rd temperature getting refrigerating chamber is 6 degrees Celsius; The absolute value of described second temperature and described 3rd temperature gap is 2 degrees Celsius, be less than preset value 5 degrees Celsius, illustrate that now refrigerating chamber normally freezes not yet, and then illustrate that air door is normally opened not yet, export the information that air door is not normally opened, operate accordingly according to described fault message for user, fix a breakdown.
When air door is in closed condition, described judging unit is for judging whether the absolute value of described second temperature and described 3rd temperature gap is less than preset value, and described preset value is preferably set to arbitrary value in 0 degree Celsius to 10 degrees Celsius.If the absolute value of described second temperature and described 3rd temperature gap is less than preset value, illustrate and now still have cold to enter refrigerating chamber by air door, and then illustrate that air door still exists fault, described output unit exports corresponding damper faults information, operate accordingly according to described fault message for user, thus fix a breakdown.
Such as, for certain refrigerator, described preset value is 5 degrees Celsius, and described second preset time is 10 minutes, and the second temperature getting refrigerating chamber is 5 degrees Celsius; Control air door repeat to open and close 10 times (above-mentioned first preset times), and make described air door be in closed condition; Wait for the second preset time 10 minutes, the 3rd temperature getting refrigerating chamber is 6 degrees Celsius; The absolute value of described second temperature and described 3rd temperature gap is 1 degree Celsius, be less than preset value 5 degrees Celsius, illustrate and now still have cold to enter refrigerating chamber by air door, and then illustrate that air door is normally closed not yet, export the information that air door is not normally closed, operate accordingly according to described fault message for user, fix a breakdown.
The embodiment of the present invention is by controlling air door repeatedly " on-off " action generation vibration force, the foreign material at described air door place can be made to come off, also can solve because the unexpected temporary de-tooth of gear causes the problem such as stuck fault and the temporary exception of control signal, solve the problem that air door remarkable action causes temperature of refrigerating chamber exception.If control air door repeatedly still judge damper faults after " on-off " action, then export corresponding fault message, fix a breakdown according to described fault message for user, thus the present invention can improve the stability of refrigerator work.
These are only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.

Claims (10)

1. a breakdown of refrigerator detection method, is characterized in that, refrigerator comprises refrigerating chamber, refrigerating chamber, air channel and air door, and air channel is located between refrigerating chamber and refrigerating chamber, and air door is used for opening or closing air channel; Described breakdown of refrigerator detection method comprises the following steps:
When described air door is in pre-set working state, obtain the first temperature of described refrigerating chamber;
Wait for the first preset time, obtain the second temperature of described refrigerating chamber;
Judge whether described air door is in normal operating conditions according to described first temperature and described second temperature;
When described air door is not in normal operating conditions, after controlling described air door repetition folding first preset times, described air door is made to be in described pre-set working state;
Wait for the second preset time, obtain the 3rd temperature of described refrigerating chamber;
Judge whether to export fault message according to described second temperature and described 3rd temperature.
2. breakdown of refrigerator detection method as claimed in claim 1, it is characterized in that, described pre-set working state comprises opening and closed condition, when described air door is in opening, describedly judge whether described air door is in normal operating conditions and comprises according to described first temperature and described second temperature:
When described first temperature and described second temperature are all higher than the first preset temperature, judge that described air door is not as being in Normal on state.
3. breakdown of refrigerator detection method as claimed in claim 2, is characterized in that, describedly judges whether that exporting fault message comprises according to described second temperature and described 3rd temperature:
Judge whether the difference of described second temperature and described 3rd temperature is less than preset value;
If so, then fault message is exported.
4. breakdown of refrigerator detection method as claimed in claim 1, it is characterized in that, described pre-set working state comprises opening and closed condition, when described air door is in closed condition, describedly judge whether described air door is in normal operating conditions and comprises according to described first temperature and described second temperature:
When described first temperature and described second temperature are all lower than the first preset temperature, judge that described air door is not as being in Normal Shutdown state.
5. breakdown of refrigerator detection method as claimed in claim 4, is characterized in that, describedly judges whether that exporting fault message comprises according to described second temperature and described 3rd temperature:
Judge whether the difference of described 3rd temperature and described second temperature is less than preset value;
If so, then fault message is exported.
6. a breakdown of refrigerator checkout gear, is characterized in that, refrigerator comprises refrigerating chamber, refrigerating chamber, air channel and air door, and air channel is located between refrigerating chamber and refrigerating chamber, and air door is used for opening or closing air channel; Described breakdown of refrigerator checkout gear comprises:
Acquisition module, for when described air door is in pre-set working state, obtains the first temperature of described refrigerating chamber; And wait for the first preset time, obtain the second temperature of described refrigerating chamber;
According to described first temperature and described second temperature, judge module, for judging whether described air door is in normal operating conditions;
Control module, for when described air door is not in normal operating conditions, after controlling described air door repetition folding first preset times, makes described air door be in described pre-set working state;
Described acquisition module is not also for when described air door is in normal operating conditions, described control module controls described air door and repeats folding first preset times, after making described air door be in described pre-set working state, wait for the second preset time, obtain the 3rd temperature of described refrigerating chamber;
Output module, exports fault message for judging whether according to described second temperature and described 3rd temperature.
7. breakdown of refrigerator checkout gear as claimed in claim 6, it is characterized in that, described pre-set working state comprises opening and closed condition, when described air door is in opening, described judge module specifically for, when described first temperature and described second temperature are all higher than the first preset temperature, judge that described air door is not as being in Normal on state.
8. breakdown of refrigerator checkout gear as claimed in claim 6, it is characterized in that, described pre-set working state comprises opening and closed condition, when described air door is in closed condition, described judge module specifically for, when described first temperature and described second temperature are all lower than the first preset temperature, judge that described air door is not as being in Normal Shutdown state.
9. the breakdown of refrigerator checkout gear as described in any one of claim 6 to 8, is characterized in that, described output module comprises:
Judging unit, for judging whether the absolute value of described second temperature and described 3rd temperature gap is less than preset value;
Output unit, for when the absolute value of described second temperature and described 3rd temperature gap is less than preset value, exports fault message.
10. breakdown of refrigerator checkout gear as claimed in claim 9, it is characterized in that, described fault message is the information for pointing out damper faults.
CN201510104689.7A 2015-03-10 2015-03-10 Refrigerator failure detection method and device Pending CN105318643A (en)

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Cited By (8)

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CN106771727A (en) * 2016-12-02 2017-05-31 南方电网科学研究院有限责任公司 Electrical equipment fault detection method and device
CN107388721A (en) * 2017-06-30 2017-11-24 Tcl家用电器(合肥)有限公司 Fault repairing method, fault restoration device, refrigerator and the computer-readable recording medium of refrigerator air door
CN109798721A (en) * 2017-11-16 2019-05-24 合肥华凌股份有限公司 The control method and control device and equipment of damper assemblies
CN109798723A (en) * 2017-11-16 2019-05-24 合肥华凌股份有限公司 The control method and control device and equipment of damper assemblies
CN109798730A (en) * 2017-11-16 2019-05-24 合肥华凌股份有限公司 The control method and control device and equipment of damper assemblies
CN109798718A (en) * 2017-11-16 2019-05-24 合肥华凌股份有限公司 The control method and control device and equipment of damper assemblies
CN109798724A (en) * 2017-11-16 2019-05-24 合肥华凌股份有限公司 The control method and control device and equipment of damper assemblies
CN109798719A (en) * 2017-11-16 2019-05-24 合肥华凌股份有限公司 The control method and control device and equipment of damper assemblies

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CN103983070A (en) * 2014-05-06 2014-08-13 合肥美的电冰箱有限公司 Control method for refrigerator air door, control device for refrigerator air door and air-cooled refrigerator
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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106771727A (en) * 2016-12-02 2017-05-31 南方电网科学研究院有限责任公司 Electrical equipment fault detection method and device
CN107388721A (en) * 2017-06-30 2017-11-24 Tcl家用电器(合肥)有限公司 Fault repairing method, fault restoration device, refrigerator and the computer-readable recording medium of refrigerator air door
CN107388721B (en) * 2017-06-30 2020-08-04 Tcl家用电器(合肥)有限公司 Fault repairing method and device for refrigerator air door, refrigerator and computer readable storage medium
CN109798723A (en) * 2017-11-16 2019-05-24 合肥华凌股份有限公司 The control method and control device and equipment of damper assemblies
CN109798730A (en) * 2017-11-16 2019-05-24 合肥华凌股份有限公司 The control method and control device and equipment of damper assemblies
CN109798718A (en) * 2017-11-16 2019-05-24 合肥华凌股份有限公司 The control method and control device and equipment of damper assemblies
CN109798724A (en) * 2017-11-16 2019-05-24 合肥华凌股份有限公司 The control method and control device and equipment of damper assemblies
CN109798719A (en) * 2017-11-16 2019-05-24 合肥华凌股份有限公司 The control method and control device and equipment of damper assemblies
CN109798721A (en) * 2017-11-16 2019-05-24 合肥华凌股份有限公司 The control method and control device and equipment of damper assemblies

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