CN102374616B - A kind of display apparatus of air conditioner and control method - Google Patents
A kind of display apparatus of air conditioner and control method Download PDFInfo
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- CN102374616B CN102374616B CN201010261459.9A CN201010261459A CN102374616B CN 102374616 B CN102374616 B CN 102374616B CN 201010261459 A CN201010261459 A CN 201010261459A CN 102374616 B CN102374616 B CN 102374616B
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- led
- dot matrix
- illumination parts
- air conditioner
- display apparatus
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- 238000000034 method Methods 0.000 title claims abstract description 8
- 239000011159 matrix material Substances 0.000 claims abstract description 52
- 238000005286 illumination Methods 0.000 claims abstract description 41
- 230000017525 heat dissipation Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000007689 inspection Methods 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 4
- 230000004913 activation Effects 0.000 description 3
- 241000533950 Leucojum Species 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
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- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Air Conditioning Control Device (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Abstract
The invention discloses a kind of display apparatus of air conditioner, and use the air conditioner of this display apparatus and the control method of this display apparatus, this display apparatus comprises for the LED illumination parts of display pattern and the control circuit for driving LED illuminace component, described LED illumination parts are LED dot matrix, carry out display pattern by the switch of diverse location LED in LED dot matrix.Display apparatus of the present invention adopts LED dot matrix to carry out the display of pattern, and the damage of not only saving space but also minority LED can not affect the display of information.Larger information content can be provided to user by the adjustment of the quantity of LED in LED dot matrix.
Description
Technical field
The present invention relates to air conditioner, particularly relate to the control method of display apparatus in indoor set and this display unit.
Background technology
The indoor set part of air conditioner is general all with display apparatus, for the state parameter such as parameter, Current Temperatures of display setting.See the front of indoor set in Fig. 1, figure 1 with display apparatus 2, display apparatus 2 comprise be positioned at indoor unit casing LED illumination parts, cover the cover plate of LED illumination parts surface and the control circuit for driving LED illuminace component.
The zones of different of cover plate is respectively with different pattern, LED illumination parts comprise several LED, corresponding with the different pattern region of cover plate respectively, by lighting the LED corresponding with zones of different, this region is illuminated, the state that prompting user air conditioner is current or relevant parameter.Cover plate generally can be divided into main viewing area 4 and auxiliary viewing area 3, main viewing area 4 is generally used for the states such as displays temperature and changes more parameter, and auxiliary viewing area 3 is generally used for only having the function of "Yes" or "No" two states, namely lights up as state of activation, otherwise is closed condition.
A part for cover plate can be independent setting also can be indoor unit casing, when cover plate is arranged separately, at least requires that the indoor unit casing position corresponding with display apparatus is transparent, so that user can see region or pattern that cover plate is illuminated.
Such as Chinese invention patent 200610112218.1 discloses a kind of air conditioner panel displaying device, this display apparatus is arranged on front faceplate of air-conditioner, described display apparatus comprises a panel holder, be arranged on panel holder front, face, the touch key-press part with optically focused light leakage function and image digitization LED display board (being equivalent to LED illumination parts), be arranged on the control circuit at the panel holder back side, face, described control circuit comprises Master control chip, touch key-press control circuit and image digitization display board and button LED display circuit drive circuit; Described touch key-press control circuit, for receiving key command, information being sent to Master control chip; Described Master control chip, for receive touch key-press control circuit send instruction, whether the touch key-press on described panel is effectively judged simultaneously, then, instruction is sent to pattern number display board and button LED display circuit drive circuit, perform corresponding feature operation; Described pattern number display board and button LED display circuit drive circuit, for receiving the signal that Master control chip sends, determine whether that lighting image digitization LED display board shows corresponding pattern, the described output signal end of touch key-press control circuit is connected with the signal input part of Master control chip, and the input signal end of described image digitization LED display board drive circuit is connected with the signal output part of Master control chip.
All control light or extinguish the LED after each Fumction display figure by control chip in prior art, show running state of air conditioner and parameter, but each LED or each LED region only show a kind of figure, size of display panels can be caused excessive when needing the region of display too much, and not make full use of LED all on display board.When the LED that certain region is corresponding damages, relevant information also just cannot show, and also can cause the maloperation of user.
Summary of the invention
The invention provides the display apparatus of a kind of compact conformation, the convenient air conditioner controlled and identify, have employed LED lattice structure, only can show different patterns or numeral at the same area.
A display apparatus for air conditioner, comprise for the LED illumination parts of display pattern and the control circuit for driving LED illuminace component, described LED illumination parts are LED dot matrix, carry out display pattern by the switch of diverse location LED in LED dot matrix.
Described LED dot matrix can adopt existing commercially available LED dot matrix display screen being also arranged on circuit of LED rule can be made.
In LED dot matrix LED quantity can as required display pattern fine degree and adjust, the quantity of LED is more namely, and resolution ratio is higher, and shown pattern is meticulousr.
Pattern of the present invention is referred to and all information can differentiated by vision includes but not limited to symbol, figure, numeral, word etc.
Control circuit can adopt prior art, opens the LED of assigned address in LED dot matrix, to user with information feed back according to control signal.
Described LED illumination parts and control circuit thereof are all positioned at the housing of the indoor set of air conditioner, and the position that housing is corresponding with LED illumination parts is transparent region.
Described LED illumination parts are two LED dot matrix, respectively corresponding main viewing area and auxiliary viewing area.Main viewing area is generally used for the states such as displays temperature and changes more parameter, and auxiliary viewing area is generally used for showing the function only with "Yes" or "No" two states, namely lights up as state of activation, otherwise is closed condition.
Also can only be provided with a viewing area as required, namely only have a LED dot matrix, also can have the viewing area of greater number.
In order to the accuracy of the readability and information that ensure pattern, when being rectangular configuration as two preferably described LED dot matrix, being all not less than 8 × 8, ensureing certain resolution ratio.
Be provided with light guide member between described LED illumination parts and the housing of indoor set, light guide member is transparent tabular and covers whole LED illumination parts.
Described light guide member is exasperate light-passing board, the glass of such as exasperate or plastic plate, can make the light of LED soft, uniformly through, user can see limit continuous print pattern relatively through the housing of indoor set.
As another kind of embodiment, described light guide member is directed set of lenses, a LED in the equal corresponding LED illumination parts of each directed lens in directed set of lenses.The light that LED can send by directed lens is suitably covert, and when the light that adjacent LED is sent is radiated on the housing of indoor set, limit is continuous print, and not only pattern is attractive in appearance but also can overcome the lower defect of LED dot matrix resolution ratio to a certain extent.
In order to ensure the good heat radiating of LED illumination parts, when the indoor set of described air conditioner runs, air-flow is by the heat dissipation region of LED illumination parts.The heat dissipation region of airflow passes LED illumination parts can be made by arranging deflector, also its heat dissipation region can be made to be positioned at the passage place of indoor set air-flow by the rational deployment of LED illumination parts.
Present invention also offers a kind of air conditioner, comprise indoor set and the off-premises station of coupling mutually, in indoor set, be provided with described display apparatus.
Off-premises station in air conditioner of the present invention and the connection of circuit between indoor set, the communication of heat transferring medium all adopt prior art, improve and are mainly display apparatus part in indoor set.
In conjunction with the display apparatus of LED latticed form, present invention also offers a kind of control method of described display apparatus, comprise the steps:
(1) state of all LED in LED dot matrix is refreshed after air conditioner start;
(2) if do not have control signal to input within the time of setting, then the LED of assigned address in LED dot matrix is opened, in order to show presetting pattern;
If have control signal to input within the time of setting, then judge whether this control signal requires to close LED illumination parts, when this control signal requires then to close all LED in LED dot matrix when closing LED illumination parts, otherwise go to step (3);
(3) LED of correspondence position in LED dot matrix is opened according to control signal, the pattern matched in order to display and control signal; Such as, when switching refrigeration and heating work pattern, demonstrate the switching of snowflake pattern and solar pattern in auxiliary viewing area, if set different temperature, then immediately in main viewing area splice digital pattern by the LED lighted, show different temperature.
(4) after described control signal is finished, if do not have new control signal input within the time of setting, then step (2) is returned.
As preferably, in step (1), first self-inspection is carried out by the control circuit of air conditioner after air conditioner start, judge whether air conditioner can normally work, if when self-inspection finds that fault cannot normally use, can, to the control circuit input control signal in display apparatus, auxiliary viewing area and/or main viewing area be utilized to report to the police, prompting user.
The input of the control signal described in step (2) can from user's remote controller or by the button on indoor set.Described presetting pattern can be static, also can be dynamic.
Display apparatus of the present invention adopts LED dot matrix to carry out the display of pattern, and the damage of not only saving space but also minority LED can not affect the display of information.Larger information content can be provided to user by the adjustment of the quantity of LED in LED dot matrix.
Accompanying drawing explanation
Fig. 1 is the structural representation with the indoor set of display apparatus in prior art;
Fig. 2 is the structural representation of LED illumination parts in display apparatus in prior art;
Fig. 3 is the structural representation of the LED illumination parts in display apparatus of the present invention;
Fig. 4 is the structural representation of the present invention with the indoor set of display apparatus;
Fig. 5 is the schematic flow sheet of display apparatus control method of the present invention.
Detailed description of the invention
Embodiment 1
The display apparatus of air conditioner of the present invention, is arranged in the indoor set of air conditioner, comprises for the LED illumination parts of display pattern and the control circuit for driving LED illuminace component.
See Fig. 3, LED illumination parts are LED dot matrix 5, by the switch display pattern of diverse location LED in LED dot matrix 5.
LED illumination parts have two LED dot matrix, and the LED dot matrix that in Fig. 2, position is top constitutes auxiliary viewing area 3, and position LED dot matrix on the lower constitutes main viewing area 4.Auxiliary viewing area 3 is generally used for showing the function only with "Yes" or "No" two states, namely lights up as state of activation, otherwise is closed condition.Such as current for heating work pattern time, the LED lighted in auxiliary viewing area 3 constitutes the pattern of the sun, is not heating work pattern if current, then corresponding LED closes or shows other patterns.
Main viewing area 4 is generally used for the states such as displays temperature and changes more parameter, and such as, showing temperature in Fig. 2 is 11 DEG C, and when temperature constantly changes, then the LED of the diverse location lighted, demonstrates different temperature values.
But because auxiliary viewing area 3 is also the LED dot matrix adopted, therefore also can change more parameter to state as required to show, only divide according to the function of use habit to main viewing area 4 and auxiliary viewing area 3 in the present invention, and in fact not strict restriction.
Two LED dot matrix all adopt the matrix form of rule, in order to the accuracy of the readability and information that ensure pattern, two LED dot matrix are all not less than 8 × 8, such as 12 × 12 or 16 × 16 etc., the LED number of certainly often going also can be different from the LED number often arranged, and such as LED dot matrix is 12 × 16 or 16 × 10 etc.Adjust according to the size of viewing area and the information content of needs display, the quantity of LED is that resolution ratio is higher, and shown pattern is meticulousr.
As long as can splice shinny pattern by different LED, LED in LED dot matrix also can adopt other distribution forms, LED LED-lattice Control circuit can adopt prior art, opens the LED of assigned address in LED dot matrix, to user with information feed back according to control signal.
In order to make the housing of the light therethrough indoor set of LED, the position that the panel of indoor unit casing is corresponding with LED dot matrix is transparent region.With user, transparent degree can identify that the pattern that the LED lighted forms is limited clearly,
In auxiliary viewing area 3 be provided with light guide member between main viewing area 4 and the panel of indoor unit casing in the present embodiment, light guide member is exasperate light transmission plastic plate, this plastic plate covers whole auxiliary viewing area 3 and main viewing area 4, the light of LED becomes soft, even after the transmission of light guide member, the serialization that when light that adjacent LED sends is radiated on the housing of indoor set, limit is also relative, user can see soft, continuous print pattern through the housing of indoor set.
Each LED dot matrix uses one piece of circuit board, and in order to ensure the good heat radiating of LED and circuit board, the side of air-flow when being run by indoor set by deflector guiding circuit board indoor unit casing panel dorsad, serves cooling effect.
Same reason, can replace LED with other light-emitting component, as long as but adopt the combination of multiple light-emitting component to express different patterns, all should belong to thinking of the present invention.
Embodiment 2
See Fig. 4, it is a kind of air conditioner in present embodiment, comprise indoor set 1 and the off-premises station (not shown) of coupling mutually, the connection of circuit between off-premises station and indoor set 1, the communication of heat transferring medium all adopt prior art, the front of indoor set 1 is with display apparatus 2, and display apparatus 2 is positioned at the right side of indoor set 1 panel.
LED illumination parts in display apparatus 2 adopt two LED dot matrix in embodiment 1, and the top LED dot matrix in position constitutes auxiliary viewing area 3, and position LED dot matrix on the lower constitutes main viewing area 4.
Auxiliary viewing area 3 and main viewing area 4 can also be placed in other positions of panel as required, more viewing area is even set.
Under the prerequisite that pattern form size is substantially identical, the viewing area that LED dot matrix of the present invention is formed is less than the viewing area of prior art, more save the space of indoor set inside and outer surface, LED dot matrix can show various pattern simultaneously, and the information content that can provide is also larger.
Embodiment 3
See Fig. 3 ~ 5, the control method of display apparatus of the present invention, comprises the steps:
(1) self-inspection is carried out by the control circuit of air conditioner after air conditioner start, judge whether air conditioner can normally work, if when self-inspection finds that fault cannot normally use, can to the control circuit input control signal in display apparatus, auxiliary viewing area 3 and/or main viewing area 4 is utilized to report to the police, prompting user, LED by opening ad-hoc location in auxiliary viewing area 3 and/or main viewing area 4 during warning points out, and also can demonstrate self-inspection in main viewing area 4 simultaneously and to make mistakes the information such as type.
If self-inspection is normal, then refresh the state of all LED in LED dot matrix, such as, all LED closed or light, but be generally in closed condition after Flushing status.
(2) setting time (such as 10 seconds) if in do not have control signal to input, then the LED of assigned address in unlatching LED dot matrix, in order to show presetting pattern;
The input of control signal can from user's remote controller or by the button on indoor set, presetting pattern can be fixing pattern, also can be after the parameters such as air conditioner instantaneous acquiring indoor temperature, humidity, to the display of these parameters, also can show date, time etc.; The pattern of setting namely described here can be static, also can be dynamic.
Auxiliary viewing area 3 and main viewing area 4 can show presetting pattern, namely display is refreshed in the main viewing area in Fig. 5, display is refreshed in auxiliary viewing area, and display is refreshed in certain main viewing area, not sequential strict restriction between these two actions of display is refreshed in auxiliary viewing area.
Setting time (such as 10 seconds) if in have control signal to input, then judge whether this control signal requires to close LED illumination parts, when this control signal requires then to close all LED in LED dot matrix when closing LED illumination parts, otherwise go to step (3);
Such as control signal requires to close air conditioner, then also need to close LED illumination parts, now just close all LED in LED dot matrix according to control signal.
(3) if control signal does not require to close LED illumination parts, it is generally then the setting to air conditioner mode of operation or parameter, now the LED of correspondence position in LED dot matrix opened by control circuit according to control signal, the pattern matched in order to display and control signal; Such as, when switching refrigeration and heating work pattern, demonstrate the switching of snowflake pattern and solar pattern in auxiliary viewing area 3, if set different temperature, then immediately in main viewing area 4 splice digital pattern by the LED lighted, show different temperature.
(4) after control signal is finished, setting time (such as 10 seconds) if in there is no the input of new control signal, then return step (2), namely restart the pattern that display is presetting; Temperature such as in the display room that main viewing area 4 is instant, until there is new control signal input, then auxiliary viewing area 3 and main viewing area 4 show corresponding content according to control signal content.
Claims (5)
1. the display apparatus of an air conditioner, comprise for the LED illumination parts of display pattern and the control circuit for driving LED illuminace component, it is characterized in that, described LED illumination parts are LED dot matrix, display pattern is carried out by the switch of diverse location LED in LED dot matrix, described LED illumination parts and control circuit thereof are all positioned at the housing of the indoor set of air conditioner, the position that housing is corresponding with LED illumination parts is transparent region, described LED illumination parts are two LED dot matrix, corresponding main viewing area and auxiliary viewing area respectively, two described LED dot matrix are all not less than 8 × 8, light guide member is provided with between described LED illumination parts and the housing of indoor set, light guide member is transparent tabular and covers whole LED illumination parts, when the indoor set of described air conditioner runs, air-flow is by the heat dissipation region of LED illumination parts.
2. the display apparatus of air conditioner as claimed in claim 1, it is characterized in that, described light guide member is exasperate light-passing board.
3. the display apparatus of air conditioner as claimed in claim 1, it is characterized in that, described light guide member is directed set of lenses, a LED in the equal corresponding LED illumination parts of each directed lens in directed set of lenses.
4. an air conditioner, comprises indoor set and the off-premises station of coupling mutually, it is characterized in that, be provided with the display apparatus described in any one of claims 1 to 3 in described indoor set.
5. the control method of the display apparatus according to any one of claims 1 to 3, is characterized in that, comprises the steps:
(1) state of all LED in LED dot matrix is refreshed after air conditioner start;
(2) if do not have control signal to input within the time of setting, then the LED of assigned address in LED dot matrix is opened, in order to show presetting pattern;
If have control signal to input within the time of setting, then judge whether this control signal requires to close LED illumination parts, when this control signal requires then to close all LED in LED dot matrix when closing LED illumination parts, otherwise go to step (3);
(3) LED of correspondence position in LED dot matrix is opened according to control signal, the pattern matched in order to display and control signal;
(4) after described control signal is finished, if do not have new control signal input within the time of setting, then step (2) is returned.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010261459.9A CN102374616B (en) | 2010-08-24 | 2010-08-24 | A kind of display apparatus of air conditioner and control method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010261459.9A CN102374616B (en) | 2010-08-24 | 2010-08-24 | A kind of display apparatus of air conditioner and control method |
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| Publication Number | Publication Date |
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| CN102374616A CN102374616A (en) | 2012-03-14 |
| CN102374616B true CN102374616B (en) | 2016-01-20 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104633948B (en) * | 2015-02-26 | 2019-04-12 | 芜湖美的厨卫电器制造有限公司 | The display methods of display device, water heater and its heating parameters |
| CN106052032A (en) * | 2016-06-21 | 2016-10-26 | 珠海格力电器股份有限公司 | Control method and system for air conditioner panel of air conditioner indoor unit |
| CN106839350B (en) * | 2017-01-04 | 2020-08-25 | 青岛海尔空调器有限总公司 | Air conditioner and display control method thereof |
| CN110726175A (en) * | 2019-10-21 | 2020-01-24 | 珠海格力电器股份有限公司 | Air conditioner and cooling method |
| CN110990232B (en) * | 2019-11-15 | 2021-10-22 | 珠海格力电器股份有限公司 | Pattern display method and device, electrical equipment and readable storage medium |
| CN111237978A (en) * | 2020-02-20 | 2020-06-05 | 珠海格力电器股份有限公司 | Air conditioner and control method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201314679Y (en) * | 2008-12-12 | 2009-09-23 | 海信（山东）空调有限公司 | Air-conditioner with function of touch key luminescence prompt |
| CN101545655A (en) * | 2008-03-24 | 2009-09-30 | Lg电子株式会社 | air conditioner |
| CN201535558U (en) * | 2009-10-16 | 2010-07-28 | 海信（山东）空调有限公司 | Touch display screen of air conditioner |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8002435B2 (en) * | 2008-06-13 | 2011-08-23 | Philips Electronics Ltd Philips Electronique Ltee | Orientable lens for an LED fixture |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101545655A (en) * | 2008-03-24 | 2009-09-30 | Lg电子株式会社 | air conditioner |
| CN201314679Y (en) * | 2008-12-12 | 2009-09-23 | 海信（山东）空调有限公司 | Air-conditioner with function of touch key luminescence prompt |
| CN201535558U (en) * | 2009-10-16 | 2010-07-28 | 海信（山东）空调有限公司 | Touch display screen of air conditioner |
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