CN203464602U - Refrigerator working state color-change indicating device - Google Patents
Refrigerator working state color-change indicating device Download PDFInfo
- Publication number
- CN203464602U CN203464602U CN201320492238.1U CN201320492238U CN203464602U CN 203464602 U CN203464602 U CN 203464602U CN 201320492238 U CN201320492238 U CN 201320492238U CN 203464602 U CN203464602 U CN 203464602U
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- China
- Prior art keywords
- variable color
- button
- circuit board
- refrigerator
- indicating device
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Abstract
The utility model relates to the technical field of electric refrigerators, in particular to a refrigerator working state color-change indicating device which comprises a shell, a color-change state indicating driving circuit board arranged in the shell, a key and a single chip microcomputer. The key is arranged on the color-change state indicating driving circuit board, a light-transmitting button is arranged on the key, the single chip microcomputer is electrically connected with the key and the color-change state indicating driving circuit board, and a three-primary-color light emitting diode electrically connected with the single chip microcomputer is arranged on the color-change state indicating driving circuit board and arranged on the lower portion of the light-transmitting button. The refrigerator working state color-change indicating device can display refrigerating running conditions in real time and can play a role in guiding judgment and maintenance of refrigerator faults, and a user can conveniently and visually know current working states of a refrigerator through the device.
Description
Technical field
The utility model relates to the technical field of refrigerator, more specifically, relates to a kind of refrigerator work state variable color indicating device.
Background technology
Current refrigerator work state indicating mode mainly contains: 1, use a plurality of light emitting diodes to indicate, and the corresponding a kind of state of each light emitting diode, the state that this mode is indicated can be subject to the restriction of light emitting diode number.2, use and indicate with the display screen of icon, the corresponding a kind of state of each icon, the state that this mode is indicated can be subject to the restriction of icon number and only in the situation that display screen is lighted, just can see the state of indication.3,, without any state indicating device, cannot judge the duty of current refrigerator.
As Chinese patent CN201054309 discloses a kind of circuit switch button, belong to a kind of shift knob, it comprise be provided with press button circuit board, cover on the button cover of the light-permeable on circuit board, circuit board is provided with the controlled indicator lamp of a plurality of different colours that are connected with control end, and button cover covers on circuit board.This patent is used the light emitting diode of a plurality of different colours, and indication is the operation of button, uses multiple color to coordinate if want, change indicator lamp, and its cost is higher, is not easy to use.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of low cost and indicates refrigerator work state variable color indicating device flexibly.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of refrigerator work state variable color indicating device, wherein, comprise shell, be located at variable color state indication drive circuit board and button in shell, button is located on variable color state indication drive circuit board, and button is provided with printing opacity button; Also comprise single-chip microcomputer, single-chip microcomputer is electrically connected to button and variable color state indication drive circuit board, and variable color state indication drive circuit board is provided with the three-color light-emitting diode being electrically connected to single-chip microcomputer, and three-color light-emitting diode is located at printing opacity button bottom.Printing opacity button is milky rubber buttons.Three-color light-emitting diode is arranged on below printing opacity button, printing opacity button has outer cover and deixis is selected dual-use function, by printing opacity button, can switch the on off state of variable color indicating circuit, facilitate user to enable as required and close variable color deixis, adopting milky rubber buttons can reach desirable display effect.
Further, described three-color light-emitting diode comprises three light emitting diodes of red, green, blue, and three LED package of red, green, blue together.Three-color light-emitting diode is packaged together 3 kinds of light emitting diodes of red, green, blue simultaneously, by changing the light on and off of 3 light emitting diodes, can export red, yellow, blue, green, blue or green, purple, white 7 kinds of different colours.
Further, described single-chip microcomputer is also electrically connected to other electrical loads of refrigerator.Single-chip microcomputer, except controlling each electrical load normal operation of refrigerator, has increased the function of duty judgement and driving variable color indicating device, by adopting different chromatic flicker time and chromatic flicker order can configure diversified state indication scheme.
Concrete, described single-chip microcomputer is provided with RB7, RB6, tri-pins of RB5, and variable color state indication drive circuit board comprises current-limiting resistance R1, R2, R3, R4; Current-limiting resistance R1 one end connects RB7 pin, and the other end connects red light emitting diodes; Current-limiting resistance R2 one end connects RB6 pin, and the other end connects green LED; Current-limiting resistance R3 one end connects RB5 pin, and the other end connects blue LED; Three-color light-emitting diode connects current-limiting resistance R4.In addition, circuit also comprises button, button pull-up resistor R6, and button capacitance-resistance filter R5 and C2, power filtering capacitor C1 and C3 form.
Further, between described printing opacity button and variable color state indication drive circuit board, be also provided with support spring.Button is touch key, when pressing down printing opacity button, and support spring compression, the closed circuit of connecting of button; Again press down printing opacity button, circuit disconnects, and support spring produces elastic reaction, and support spring opens and makes printing opacity push-button reset, convenient use.
Further, described variable color state indication drive circuit board bottom also connects electric wire splicing ear.In addition, variable color state indication drive circuit board is fixed by screw and shell, between printing opacity button and shell, is provided with screens, makes printing opacity button can not depart from enclosure when mobile.
Compared with prior art, beneficial effect is: the utility model can real time reaction refrigerator ruuning situation, and user can conveniently get information about the current duty of refrigerator by this device, can play directive function to the judgement of breakdown of refrigerator and maintenance simultaneously.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model.
Fig. 2 is integrated circuit connection diagram of the present utility model.
Fig. 3 is variable color state indication driving circuit principle schematic diagram of the present utility model.
Fig. 4 is control flow schematic diagram of the present utility model.
The specific embodiment
Accompanying drawing, only for exemplary illustration, can not be interpreted as the restriction to this patent; For better explanation the present embodiment, some parts of accompanying drawing have omission, zoom in or out, and do not represent the size of actual product; To those skilled in the art, in accompanying drawing some known configurations and explanation thereof may to omit be understandable.
As shown in Figure 1, 2, a kind of refrigerator work state variable color indicating device, wherein, comprises shell 3, is located at variable color state indication drive circuit board 2 and button 4 in shell 3, and button 4 is located on variable color state indication drive circuit board 2, and button 4 is provided with printing opacity button 1; Also comprise single-chip microcomputer, single-chip microcomputer is electrically connected to button 4 and variable color state indication drive circuit board 2, and variable color state indication drive circuit board 2 is provided with the three-color light-emitting diode 5 being electrically connected to single-chip microcomputer, and three-color light-emitting diode 5 is located at printing opacity button 1 bottom.Printing opacity button 1 is milky rubber buttons.Three-color light-emitting diode 5 is arranged on below printing opacity button 1, printing opacity button 1 has outer cover and deixis is selected dual-use function, by printing opacity button 1, can switch the on off state of variable color indicating circuit, facilitate user to enable as required and close variable color deixis, adopting milky rubber buttons can reach desirable display effect.
Three-color light-emitting diode 5 comprises three light emitting diodes of red, green, blue, and three LED package of red, green, blue together.Three-color light-emitting diode 5 is packaged together 3 kinds of light emitting diodes of red, green, blue simultaneously, by changing the light on and off of 3 light emitting diodes, can export red, yellow, blue, green, blue or green, purple, white 7 kinds of different colours.
In Fig. 1, between printing opacity button 1 and variable color state indication drive circuit board 2, be also provided with support spring 7.Button 4 is touch key, when pressing down printing opacity button 1, and support spring 7 compressions, the closed circuit of connecting of button 4; Again press down printing opacity button 1, circuit disconnects, and support spring 7 produces elastic reaction, and support spring 7 opens printing opacity button 1 is resetted, convenient use.Variable color state indication drive circuit board 2 bottoms also connect electric wire splicing ear 6.In addition, variable color state indication drive circuit board 2 is fixing by screw and shell 3, between printing opacity button 1 and shell 3, is provided with screens, makes printing opacity button 1 when mobile, can not depart from shell 3 inside.
In Fig. 2, single-chip microcomputer is also electrically connected to other electrical loads of refrigerator.Single-chip microcomputer, except controlling each electrical load normal operation of refrigerator, has increased the function of duty judgement and driving variable color indicating device, by adopting different chromatic flicker time and chromatic flicker order can configure diversified state indication scheme.
In Fig. 3, single-chip microcomputer U1 is provided with RB7, RB6, tri-pins of RB5, and variable color state indication drive circuit board comprises current-limiting resistance R1, R2, R3, R4; Current-limiting resistance R1 one end connects RB7 pin, and the other end connects red light emitting diodes; Current-limiting resistance R2 one end connects RB6 pin, and the other end connects green LED; Current-limiting resistance R3 one end connects RB5 pin, and the other end connects blue LED; Three-color light-emitting diode D1 connects current-limiting resistance R4.In addition, circuit also comprises that button S1(is button 4), button pull-up resistor R6, button capacitance-resistance filter R5 and C2, power filtering capacitor C1 and C3 form, and have omitted other electrical load drive circuit in figure.By the control of this single-chip microcomputer U1, can conveniently get information about the current duty of refrigerator, can play directive function to the judgement of breakdown of refrigerator and maintenance simultaneously.
In Fig. 4, after each electrical load of single-chip microcomputer U1 power-up initializing, load the mode of operation of memory, according to the mode of operation of memory, control each electrical load of refrigerator, and judge according to the duty indicator cock flag bit S_Enable_Flag of memory whether variable color state indication drive circuit works.S_Enable_Flag flag bit is 1 o'clock variable color state indication drive circuit works; S_Enable_Flag flag bit is that 0 o'clock variable color state indication drive circuit is not worked.Single-chip microcomputer U1 internal processes arranges a state variable S_Var, according to the ruuning situation of each electrical load, different state values is set, variable color state indication drive circuit drives RGB three-color light-emitting diode to show different colors according to different state values by RB7, RB6, RB5 pin and current-limiting resistance R1, R2, R3, R4.The S1 that pushes button can change the value of S_Enable_Flag, the on off state of switch operating state variable color indicating circuit.Following table 1 has provided a concrete work embodiment.
The corresponding same or analogous parts of same or analogous label; In accompanying drawing, describe position relationship only for exemplary illustration, can not be interpreted as the restriction to this patent.
The above is only preferred embodiment of the present utility model, should be understood that, for those skilled in the art, not departing under the prerequisite of the utility model principle, to the technical scheme of utility model, can do the improvement of some applicable actual conditions.Therefore, protection domain of the present utility model is not limited to this, and those of skill in the art are any to be included within the utility model protection domain based on non-material change in technical solutions of the utility model.
Claims (7)
1. a refrigerator work state variable color indicating device, it is characterized in that, comprise shell (3), be located at variable color state indication drive circuit board (2) and button (4) in shell (3), it is upper that button (4) is located at variable color state indication drive circuit board (2), and button (4) is provided with printing opacity button (1); Also comprise single-chip microcomputer, single-chip microcomputer is electrically connected to button (4) and variable color state indication drive circuit board (2), variable color state indication drive circuit board (2) is provided with the three-color light-emitting diode (5) being electrically connected to single-chip microcomputer, and three-color light-emitting diode (5) is located at printing opacity button (1) bottom.
2. a kind of refrigerator work state variable color indicating device according to claim 1, is characterized in that, described three-color light-emitting diode (5) comprises three light emitting diodes of red, green, blue, and three LED package of red, green, blue together.
3. a kind of refrigerator work state variable color indicating device according to claim 2, is characterized in that, described single-chip microcomputer is also electrically connected to other electrical loads of refrigerator.
4. a kind of refrigerator work state variable color indicating device according to claim 3, is characterized in that, described single-chip microcomputer is provided with RB7, RB6, tri-pins of RB5, and variable color state indication drive circuit board (2) comprises current-limiting resistance R1, R2, R3, R4; Current-limiting resistance R1 one end connects RB7 pin, and the other end connects red light emitting diodes; Current-limiting resistance R2 one end connects RB6 pin, and the other end connects green LED; Current-limiting resistance R3 one end connects RB5 pin, and the other end connects blue LED; Three-color light-emitting diode (5) connects current-limiting resistance R4.
5. according to the arbitrary described a kind of refrigerator work state variable color indicating device of claim 1 to 4, it is characterized in that, between described printing opacity button (1) and variable color state indication drive circuit board (2), be also provided with support spring (7).
6. according to the arbitrary described a kind of refrigerator work state variable color indicating device of claim 1 to 4, it is characterized in that, described variable color state indication drive circuit board (2) bottom also connects electric wire splicing ear (6).
7. according to the arbitrary described a kind of refrigerator work state variable color indicating device of claim 1 to 4, it is characterized in that, described printing opacity button (1) is milky rubber buttons.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320492238.1U CN203464602U (en) | 2013-08-13 | 2013-08-13 | Refrigerator working state color-change indicating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320492238.1U CN203464602U (en) | 2013-08-13 | 2013-08-13 | Refrigerator working state color-change indicating device |
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| Publication Number | Publication Date |
|---|---|
| CN203464602U true CN203464602U (en) | 2014-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320492238.1U Expired - Lifetime CN203464602U (en) | 2013-08-13 | 2013-08-13 | Refrigerator working state color-change indicating device |
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| CN (1) | CN203464602U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108759293A (en) * | 2018-07-10 | 2018-11-06 | 长虹美菱股份有限公司 | A kind of setting method of refrigerator separate procedure |
-
2013
- 2013-08-13 CN CN201320492238.1U patent/CN203464602U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108759293A (en) * | 2018-07-10 | 2018-11-06 | 长虹美菱股份有限公司 | A kind of setting method of refrigerator separate procedure |
| CN108759293B (en) * | 2018-07-10 | 2020-08-07 | 长虹美菱股份有限公司 | Method for setting special program of refrigerator |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140305 |
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| CX01 | Expiry of patent term |