CN103900343B - The control method that the control system of refrigerator air door opening and closing and refrigerator air door close - Google Patents
The control method that the control system of refrigerator air door opening and closing and refrigerator air door close Download PDFInfo
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- CN103900343B CN103900343B CN201410136986.5A CN201410136986A CN103900343B CN 103900343 B CN103900343 B CN 103900343B CN 201410136986 A CN201410136986 A CN 201410136986A CN 103900343 B CN103900343 B CN 103900343B
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Abstract
The invention provides a kind of control system of refrigerator air door opening and closing and the closed control method of refrigerator air door.The control system of refrigerator air door opening and closing comprises: driver part, connect the door body of air door and the doorframe of air door and can driving gate body with doorframe is opened or close; Detecting element, is arranged on air door, signal can be generated when Men Tiyu doorframe closes and by generate Signal transmissions to control element; And control element, be electrically connected with driver part and detecting element, and the signal that control element can receive detecting element transmission is opened with control driver part or closes air door; Wherein, after control element receives the signal of detecting element transmission, control driver part and stop.The control system of refrigerator air door opening and closing provided by the invention, improve line connection and control mode that correlation technique controls each parts of air door opening and closing, the closedown that the signal that when being closed by control element detection air door, detecting element feeds back controls air door puts in place, better reliability.
Description
Technical field
The present invention relates to field of household appliances, more specifically, relate to a kind of control system of refrigerator air door opening and closing and the closed control method of a kind of refrigerator air door.
Background technology
Air door is a kind of requisite parts in wind cooling refrigerator, is reached the object controlling different compartment temperature in refrigerator by the opening and closing of the Men Tiyu doorframe of air door.The refrigerator of correlation technique is the action being controlled air door by master control borad, by the step number of the stepper motor of master control borad control connection Men Tiyu doorframe, reaches the object opening and closing air door, and the heater strip of air door needs setting special procedure to control its break-make in addition.Due to the problem of air door self structure and outside environment for use, usually there is the problem cannot closed tight when air door is closed, cause the cold air of refrigerator each room to reveal, now heater strip then can be energized connection.This problem not only has a significant impact refrigerator self energy consumption and performance, also easily causes customer complaint, affects brand image.
Summary of the invention
The present invention is intended at least to solve one of technical problem existed in prior art.
For this reason, the invention provides a kind of control system of refrigerator air door opening and closing, improve line connection and control mode that correlation technique controls each parts of air door opening and closing, the closedown that the signal that when closing by detecting air door, detecting element feeds back controls air door puts in place, this control system is simple and practical, reliability is high, and compared with the air door switching control system of correlation technique, its manufacturing cost has almost no change, and, the mode that the application controls air door opening and closing and heater strip break-make is mechanical type control mode, efficiently solve the low problem of reliability when correlation technique controls air door opening and closing and heater strip break-make by software (that is: by the mode of master control borad control step electric machine rotation step number), make the serviceability of refrigerator more stable.
The embodiment of first aspect present invention provides a kind of control system of refrigerator air door opening and closing, comprising: driver part, connects the door body of described air door and the doorframe of described air door and doorframe described in described Men Tiyu can be driven to open or closed; Detecting element, is arranged on described air door, signal can be generated when doorframe closes described in described Men Tiyu and by generate Signal transmissions to control element; With described control element, be electrically connected with described driver part and described detecting element, and described control element can receive the signal of described detecting element transmission and the described driver part of control is opened or closed described air door; Wherein, after described control element receives the signal of described detecting element transmission, control described driver part and stop.
The control system of refrigerator air door opening and closing provided by the invention, improve line connection and control mode that correlation technique controls each parts of air door opening and closing, the closedown that the signal that when being closed by control element detection air door, detecting element feeds back controls air door puts in place, this control system is simple and practical, reliability is high, and compared with the air door switching control system of correlation technique, its manufacturing cost has almost no change, the dependability of refrigerator effectively can be improved.
And, the mode that the application controls air door opening and closing is mechanical type control mode, efficiently solve the low problem of reliability when correlation technique controls air door opening and closing by software (that is: by the mode of master control borad control step electric machine rotation step number), make the serviceability of refrigerator more stable.
According to one embodiment of present invention, the control system of described refrigerator air door opening and closing also comprises: heater, is arranged on described door body or described doorframe, and when described in described Men Tiyu, doorframe closes, described heater obtains electric startup.
In the present embodiment, when Men Tiyu doorframe closes, electric startup is obtained by the direct control heater of detecting element, also can be that after control element receives the signal of detecting element transmission, control heater starts, two kinds of control modes all can ensure that heater obtains electric startup when Men Tiyu doorframe closes, and effectively can improve the dependability of heater.
According to one embodiment of present invention, described detecting element comprises the first contact and the second contact; One in described first contact and described second contact is fixed on described door body, another is fixed on described doorframe; Wherein, when described in described Men Tiyu, doorframe closes, described first contact contacts with described second contact and conducting, and the signal generated when described control element receives described first contact and described second contact conducting.
Wherein, the contact of the first contact and the second contact is point cantact or plane contact.
According to one embodiment of present invention, described detecting element is touch switch, in described door body and described doorframe one is provided with described touch switch, another is provided with feeler lever; Wherein, when described in described Men Tiyu, doorframe closes, described feeler lever touches described touch switch and makes described touch switch conducting, and the signal generated when described control element receives described touch switch conducting.
Wherein, touch switch and feeler lever are point cantact or plane contact.
According to one embodiment of present invention, described heater is electrically connected with described detecting element, and controls described heater while described detecting element conducting and obtain electric startup, and the control mode of this kind of heater can ensure that heater starts after Men Tiyu doorframe is closed.
According to one embodiment of present invention, described door body is installed in rotation on described doorframe by described driver part, described heater is fixed on described doorframe and also closes with described Men Tixiang the position contacted near described doorframe, and freezing in the position of the two joint after heater can avoid Men Tiyu doorframe to close makes Men Tiyu doorframe freeze mutually.
The embodiment of second aspect present invention provides the closed control method of a kind of refrigerator air door, for the control system of the refrigerator air door opening and closing described in above-mentioned any embodiment, described driver part drives the doorframe of air door described in the Men Tiyu of described air door to close, when described in described Men Tiyu, doorframe closes, detecting element generates signal and by the Signal transmissions of generation to control element, described control element controls described driver part after receiving the signal of described detecting element transmission stops.
The control method that refrigerator air door provided by the invention is closed, the mode controlling air door opening and closing is mechanical type control mode, efficiently solve the low problem of reliability when correlation technique controls air door opening and closing by software (that is: by the mode of master control borad control step electric machine rotation step number), make the serviceability of refrigerator more stable.
According to one embodiment of present invention, when described driver part drives that described in described Men Tiyu, doorframe closes, described control element can control described driver part and drive described door body to rotate set angle to close to make doorframe described in described Men Tiyu:
After described door body rotates the stopping of described set angle, when doorframe described in described Men Tiyu is for time closed, after described control element receives the signal of described detecting element transmission, described in retentive control, driver part stops;
After described door body rotates the stopping of described set angle, when doorframe described in described Men Tiyu is not closed, described control element does not receive the signal of described detecting element transmission, then described control element controls the continuation of described driver part and drives doorframe rotation described in described Men Tixiang, until doorframe closes described in described Men Tiyu, after the signal that described control element receives the transmission of described detecting element, control described driver part stop.
Certainly, control element also can be only control driver part driving gate body rotate closed to doorframe and do not set rotational angle, when the Men Tiyu of receiving doorframe waiting closes, detecting element generates and after the signal transmitted, controls driver part and stop, also can realizing the object of the application.
According to one embodiment of present invention, after doorframe described in described Men Tiyu is closed, the heater on described air door obtains electric startup, and the control mode of this kind of heater can ensure that heater starts after Men Tiyu doorframe is closed.
According to one embodiment of present invention, described detecting element controls described heater while generating signal and obtains electric startup; And when described in described Men Tiyu, doorframe is not closed, described heater is that power-off stops.
The control system of refrigerator air door opening and closing provided by the invention, improve line connection and control mode that correlation technique controls each parts of air door opening and closing, the closedown that the signal that when closing by detecting air door, detecting element feeds back controls air door puts in place, this control system is simple and practical, reliability is high, and compared with the air door switching control system of correlation technique, its manufacturing cost has almost no change, and, the mode that the application controls air door opening and closing and heater strip break-make is mechanical type control mode, efficiently solve the low problem of reliability when correlation technique controls air door opening and closing and heater strip break-make by software (that is: by the mode of master control borad control step electric machine rotation step number), make the serviceability of refrigerator more stable.Additional aspect of the present invention and advantage become obvious by description part below, or are 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 structural representation of control system one embodiment of refrigerator air door opening and closing of the present invention.
Wherein, the corresponding relation in Fig. 1 between Reference numeral and component names is:
1 air door, 11 bodies, 12 doorframes, 2 driver parts, 31 first contacts, 32 second contacts, 4 heaters.
Detailed description of the invention
In order to more clearly understand above-mentioned purpose of the present invention, feature and advantage, below in conjunction with the drawings and specific embodiments, the present invention is further described in detail.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
Set forth a lot of detail in the following description so that fully understand the present invention; but; the present invention can also adopt other to be different from mode described here to implement, and therefore, protection scope of the present invention is not by the restriction of following public specific embodiment.
The control system of refrigerator air door opening and closing provided by the invention, as shown in Figure 1, comprising: driver part 2, connects the door body 11 of described air door 1 and the doorframe 12 of described air door 1 and described door body 11 can be driven to open with described doorframe 12 or closed; Detecting element, is arranged on described air door 1, can generate signal and by the Signal transmissions that generates to control element when described door body 11 closes with described doorframe 12; With described control element (not shown), be electrically connected with described driver part 2 and described detecting element, and described control element can receive the signal of described detecting element transmission and the described driver part 2 of control is opened or closed described air door 1; Wherein, described control element controls described driver part 2 and stops after receiving the signal of described detecting element transmission.
The control system of refrigerator air door opening and closing provided by the invention, improve line connection and control mode that correlation technique controls each parts of air door 1 opening and closing, the closedown that the signal that when being closed by control element detection air door 1, detecting element feeds back controls air door 1 puts in place, this control system is simple and practical, reliability is high, and compared with air door 1 switching control system of correlation technique, its manufacturing cost has almost no change, the dependability of refrigerator effectively can be improved.
And, the mode that the application controls air door 1 opening and closing is mechanical type control mode, efficiently solve the low problem of reliability when correlation technique controls air door 1 opening and closing by software (that is: by the mode of master control borad control step electric machine rotation step number), make the serviceability of refrigerator more stable.
Wherein, control element can control driver part and drive described door body to rotate set angle (as 30 °, 60 °, 90 ° etc.), and the door body 11 that the two-dot chain line in Fig. 1 represents be that the position after 90 ° opened by door body 31 and doorframe 32.
According to one embodiment of present invention, the control system of described refrigerator air door opening and closing also comprises: heater 4, is arranged on described door body 11 or described doorframe 12, and when described door body 11 and described doorframe 12 close, described heater 4 obtains electric startup.
In the present embodiment, when door body 11 closes with doorframe 12, electric startup is obtained by the direct control heater of detecting element 4, also can be that after control element receives the signal of detecting element transmission, control heater 4 starts, two kinds of control modes all can ensure that heater 4 obtains electric startup when door body 11 closes with doorframe 12, effectively can improve the dependability of heater 4.
According to one embodiment of present invention, described detecting element comprises the first contact 31 and the second contact 32; Described first contact 31(the application is arranged on a body 11) and described second contact 32(the application be arranged on doorframe 12) in one is fixed on described door body 11, another is fixed on described doorframe 12; Wherein, when described door body 11 closes with described doorframe 12, described first contact 31 contacts with described second contact 32 and conducting, and the signal generated when described control element receives described first contact 31 and described second contact 32 conducting.
Wherein, the contact of the first contact 31 and the second contact 32 is point cantact or plane contact.
According to one embodiment of present invention, described detecting element is touch switch, in described door body 11 and described doorframe 12 one is provided with described touch switch, another is provided with feeler lever; Wherein, when described door body 11 closes with described doorframe 12, described feeler lever touches described touch switch and makes described touch switch conducting, and the signal generated when described control element receives described touch switch conducting.
Wherein, touch switch and feeler lever are point cantact or plane contact.
According to one embodiment of present invention, described heater 4 is electrically connected with described detecting element, and control while described detecting element conducting described heater 4 electric startup, the control mode of this kind of heater 4 can ensure that heater 4 starts after door body 11 and doorframe 12 are closed.
According to one embodiment of present invention, described door body 11 is installed in rotation on described doorframe 12 by described driver part 2, described heater 4 is fixed on described doorframe 12 and also closes with described door body 11 position contacted near described doorframe 12 mutually, and freezing in the position of the two joint after heater 4 can avoid a body 11 and doorframe 12 to close makes a body 11 and doorframe 12 freeze mutually.
Wherein, driver part is stepper motor, and control element is master control borad, and heater 4 is heater strip.
Certainly, the application also can be applicable to the mode that Men Tiyu doorframe is rectilinearly-movable open closed, and driver part selects telescoping cylinder, also can realize the object of the application, not repeat them here.
The control method (not shown) that refrigerator air door provided by the invention is closed, for the control system of the refrigerator air door opening and closing described in above-mentioned any embodiment, described driver part 2 drives the door body 11 of described air door to close with the doorframe 12 of described air door, when described in described Men Tiyu, doorframe closes, detecting element generates signal and by the Signal transmissions of generation to control element, described control element controls described driver part 2 after receiving the signal of described detecting element transmission to be stopped.
The control method that refrigerator air door provided by the invention is closed, the mode controlling air door 1 opening and closing is mechanical type control mode, efficiently solve the low problem of reliability when correlation technique controls air door 1 opening and closing by software (that is: by the mode of master control borad control step electric machine rotation step number), make the serviceability of refrigerator more stable.
According to one embodiment of present invention, when described driver part 2 drives described door body 11 to close with described doorframe 12, described control element can control described driver part 2 and drive described door body 11 to rotate set angle to make described door body 11 closed with described doorframe 12:
After described door body 11 rotates the stopping of described set angle, when described door body 11 and described doorframe 12 are for time closed, after described control element receives the signal of described detecting element transmission, described in retentive control, driver part 2 stops;
After described door body 11 rotates the stopping of described set angle, when described door body 11 is not closed with described doorframe 12, described control element does not receive the signal of described detecting element transmission, then described control element control described driver part 2 continue drive described door body 11 rotate to described doorframe 12, until described door body 11 closes with described doorframe 12, after the signal that described control element receives the transmission of described detecting element, control described driver part 2 stop.
Certainly, control element also can be only control driver part 2 driving gate body 11 rotate closed to doorframe 12 and do not set rotational angle, waitingly receive detecting element when a body 11 closes with doorframe 12 and to generate and after the signal transmitted, control driver part 2 stops, and also can realize the object of the application.
According to one embodiment of present invention, after described door body 11 is closed with described doorframe 12, the heater 4 on described air door 1 obtains electric startup, and the control mode of this kind of heater 4 can ensure that heater 4 starts after door body 11 and doorframe 12 are closed.
According to one embodiment of present invention, described detecting element controls described heater 4 and obtains electric startup while generating signal; And described door body 11 not closed with described doorframe 12 time, described heater 4 is power-off stopping.
The specific embodiment of the control method that refrigerator air door provided by the invention closes is:
Described control element controls described driver part and drives described door body to rotate set angle to make doorframe described in described Men Tiyu closed:
After described door body rotates the stopping of described set angle, when doorframe described in described Men Tiyu is for time closed, after described control element receives the signal of described detecting element transmission, described in retentive control, driver part stops;
After described door body rotates the stopping of described set angle, when doorframe described in described Men Tiyu is not closed, described control element does not receive the signal of described detecting element transmission, then described control element controls the continuation of described driver part and drives doorframe rotation described in described Men Tixiang, until doorframe closes described in described Men Tiyu, after the signal that described control element receives the transmission of described detecting element, control described driver part stop.
Wherein, when door body needs to open, control element can control driver part and drive described door body to rotate set angle (as 30 °, 60 °, 90 ° etc.).
In sum, the control system of refrigerator air door opening and closing provided by the invention, improve line connection and control mode that correlation technique controls each parts of air door opening and closing, the closedown that the signal that when closing by detecting air door, detecting element feeds back controls air door puts in place, this control system is simple and practical, reliability is high, and compared with the air door switching control system of correlation technique, its manufacturing cost has almost no change, and, the mode that the application controls air door opening and closing and heater strip break-make is mechanical type control mode, efficiently solve the low problem of reliability when correlation technique controls air door opening and closing and heater strip break-make by software (that is: by the mode of master control borad control step electric machine rotation step number), make the serviceability of refrigerator more stable.
In describing the invention, term " first ", " second " object only for describing, and instruction or hint relative importance can not be interpreted as.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the description of this description, specific features, structure, material or feature that the description of term " embodiment " 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.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a control system for refrigerator air door opening and closing, is characterized in that, comprising:
Driver part, connects the door body of described air door and the doorframe of described air door and doorframe described in described Men Tiyu can be driven to open or closed;
Detecting element, is arranged on described air door, signal can be generated when doorframe closes described in described Men Tiyu and by generate Signal transmissions to control element; With
Described control element, is electrically connected with described driver part and described detecting element, and described control element can receive the signal of described detecting element transmission and the described driver part of control is opened or closed described air door;
Wherein, after described control element receives the signal of described detecting element transmission, control described driver part and stop.
2. the control system of refrigerator air door opening and closing according to claim 1, is characterized in that, also comprise:
Heater, is arranged on described door body or described doorframe, and when described in described Men Tiyu, doorframe closes, described heater obtains electric startup.
3. the control system of refrigerator air door opening and closing according to claim 2, is characterized in that,
Described detecting element comprises the first contact and the second contact; One in described first contact and described second contact is fixed on described door body, another is fixed on described doorframe;
Wherein, when described in described Men Tiyu, doorframe closes, described first contact contacts with described second contact and conducting, and the signal generated when described control element receives described first contact and described second contact conducting.
4. the control system of refrigerator air door opening and closing according to claim 2, is characterized in that,
Described detecting element is touch switch, in described door body and described doorframe one is provided with described touch switch, another is provided with feeler lever;
Wherein, when described in described Men Tiyu, doorframe closes, described feeler lever touches described touch switch and makes described touch switch conducting, and the signal generated when described control element receives described touch switch conducting.
5. the control system of the refrigerator air door opening and closing according to claim 3 or 4, is characterized in that,
Described heater is electrically connected with described detecting element, and controls described heater while described detecting element conducting and obtain electric startup.
6. the control system of refrigerator air door opening and closing according to claim 2, is characterized in that,
Described door body is installed in rotation on described doorframe by described driver part, and described heater is fixed on described doorframe and also closes with described Men Tixiang the position contacted near described doorframe.
7. the control method that refrigerator air door is closed, for the control system of the refrigerator air door opening and closing such as according to any one of claim 1 to 6, is characterized in that,
Described driver part drives the doorframe of air door described in the Men Tiyu of described air door to close, when described in described Men Tiyu, doorframe closes, detecting element generates signal and by the Signal transmissions of generation to control element, described control element controls described driver part after receiving the signal of described detecting element transmission stops.
8. the control method that refrigerator air door according to claim 7 is closed, is characterized in that,
When described driver part drives that described in described Men Tiyu, doorframe closes, described control element can control described driver part and drive described door body to rotate set angle to close to make doorframe described in described Men Tiyu:
After described door body rotates the stopping of described set angle, when doorframe described in described Men Tiyu is for time closed, after described control element receives the signal of described detecting element transmission, described in retentive control, driver part stops;
After described door body rotates the stopping of described set angle, when doorframe described in described Men Tiyu is not closed, described control element does not receive the signal of described detecting element transmission, then described control element controls the continuation of described driver part and drives doorframe rotation described in described Men Tixiang, until doorframe closes described in described Men Tiyu, after the signal that described control element receives the transmission of described detecting element, control described driver part stop.
9. the control method that the refrigerator air door according to claim 7 or 8 is closed, is characterized in that,
After doorframe described in described Men Tiyu is closed, the heater on described air door obtains electric startup.
10. the control method that refrigerator air door according to claim 9 is closed, is characterized in that,
Described detecting element controls described heater while generating signal and obtains electric startup; And
When described in described Men Tiyu, doorframe is not closed, described heater is that power-off stops.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410136986.5A CN103900343B (en) | 2014-04-04 | 2014-04-04 | The control method that the control system of refrigerator air door opening and closing and refrigerator air door close |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410136986.5A CN103900343B (en) | 2014-04-04 | 2014-04-04 | The control method that the control system of refrigerator air door opening and closing and refrigerator air door close |
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| CN103900343B true CN103900343B (en) | 2016-02-24 |
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| CN104329862B (en) * | 2014-11-07 | 2017-02-22 | 合肥美的电冰箱有限公司 | Refrigerator ventilation door and electric refrigerator |
| CN104879996B (en) * | 2015-05-29 | 2017-05-31 | 海信容声(广东)冰箱有限公司 | A kind of detection position limiting structure of cold storage plant air door |
| CN113606844A (en) * | 2021-08-12 | 2021-11-05 | 长虹美菱股份有限公司 | Refrigerator electric air door with switch state detection function |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR0140460B1 (en) * | 1994-04-04 | 1998-07-01 | 김광호 | Refrigeration air supply control device and its control method |
| CN1464278A (en) * | 2002-06-14 | 2003-12-31 | 海尔集团公司 | Refrigerator electric control air door control device |
| JP2008275205A (en) * | 2007-04-26 | 2008-11-13 | Toshiba Corp | Refrigerator |
| CN102538381B (en) * | 2012-02-03 | 2013-11-27 | 合肥美的电冰箱有限公司 | Refrigerator and ventilation door driving logic control device, system and method thereof |
| CN203771898U (en) * | 2014-04-04 | 2014-08-13 | 合肥美的电冰箱有限公司 | System for controlling refrigerator air door to be opened and closed and refrigerator |
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