CN102338544A - Refrigerator - Google Patents
Refrigerator Download PDFInfo
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- CN102338544A CN102338544A CN2010102634520A CN201010263452A CN102338544A CN 102338544 A CN102338544 A CN 102338544A CN 2010102634520 A CN2010102634520 A CN 2010102634520A CN 201010263452 A CN201010263452 A CN 201010263452A CN 102338544 A CN102338544 A CN 102338544A
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Abstract
The invention relates to a refrigerator, which aims at preventing error detection of an operation part in the refrigerator provided with an electrostatic capacitance type touch switch operation part. The refrigerator in the invention is characterized by comprising: a storage chamber disposed at the refrigerator main body; a storage chamber door opening and closing an opening at the front part of the storage chamber; an operation part disposed in the front of the storage chamber door in a plane shape; an electrostatic capacitance type touch switch electrode disposed in a contact with or close to the rear part of the operation part; a contact sensor element detecting change of the electrostatic capacitance of the switch electrode; and wiring connected with the switch electrode and the contact sensor element, the wiring is disposed in a way of preventing a projection position of fingers during operation of the switch electrode.
Description
Technical field
The present invention relates to refrigerator.
Background technology
As former refrigerator, known have in the door face portion be equipped with operating portion (for example button etc.), through operating this operating portion, make adjustment, IQF, the refrigeration rapidly of storage room temp, the structure of the various function operations of automatic ice-making plant etc.And as aforesaid operations portion, known have mechanical switch such as microswitch.
And, especially in household appliances in recent years, the known structure that the touch sensor that has used electrostatic capacitive is arranged.As an example of the household appliances that possess touch sensor, TOHKEMY 2005-251504 communique (patent documentation 1) is arranged.
In patent documentation 1, record following structure, possess: the cooking device main body; Be installed in this top board above cooking pot main body; Be configured in the thermal source of this top board below; Be configured in the operating portion that more leans on the front than the thermal source of top board; According to control circuit from input information Control thermal source of this operating portion etc. etc.; Dispose the contactless contact-key more than three that detects input operation from the variation of electrostatic capacitance on the operating portion side by side; Control circuit is constituted: when a plurality of contact-keys that adjoin each other in the contact-key are carried out input operation simultaneously, do not accept input operation.
But, in the structure of patent documentation 1 record, do not consider the distribution of contact-key and control circuit.Therefore, when Wiring pattern partly produces electrostatic capacitance change, might be used as existence and carry out wrong detection from the input of contact-key.So, can judge on the contrary with user's intention to become a plurality of contact-keys of input operation simultaneously that the situation that can't carry out the operation that the user is intended to is arranged.For example, the situation that the contact-key plane earth is provided with is more, is difficult to judge the zone that can import detection with visual.Therefore, even without the situation of operating a plurality of contact-keys simultaneously,, the situation that is judged to be broken into a plurality of contact-keys of input operation is simultaneously arranged also because user's hand touches the Wiring pattern part.
Summary of the invention
Therefore, the objective of the invention is in the refrigerator of the soft-touch control operating portion that possesses electrostatic capacitive, to prevent the wrong detection of operating portion.
For solving above-mentioned problem, adopt structure like claims record.
The application comprises the means of the above-mentioned problem of a plurality of solutions, if lift a wherein example, the characteristic of refrigerator of the present invention is to possess: the storeroom of being located at refrigerator main body; Open and close the storeroom door of the front openings of this storeroom; With plane this storeroom operating portion of face in front of the door of being located at; The electrostatic capacitive switch electrode that contacts or closely be provided with the rear of this operating portion; Detect the touch sensor element of the electrostatic capacitance change of this switch electrode; And the distribution that connects above-mentioned switch electrode and above-mentioned touch sensor element, the projected position ground configuration of the finger when above-mentioned distribution avoids operating above-mentioned switch electrode.
Effect of the present invention is following.
According to the present invention, in the refrigerator of the soft-touch control operating portion that possesses electrostatic capacitive, can prevent the wrong detection of operating portion.
Description of drawings
Fig. 1 is the front view of the refrigerator of an embodiment of the invention.
Fig. 2 is display part and the structure chart of operating portion of the refrigerator of an embodiment of the invention.
Fig. 3 is the display part of Fig. 2 and the details drawing of operating portion.
Fig. 4 is the A-A cutaway view of door shown in Figure 1.
Fig. 5 is the circuit structure diagram of the baseplate part of Fig. 2.
Fig. 6 is the synoptic diagram that the position of expression user's finger and switch electrode and Wiring pattern concerns.
Among the figure:
1-switch electrode (test section), 3-touch sensor element, 4-buzzer (informing mechanism), 6-is face component in front of the door, the 6a-glass plate; The 7-heat-insulating material, 8-case cover, 10-display part, 11-operating portion; The 12-thin plate, 13-baseplate part, 15-LED, 17-substrate cover; The 18-finger, 19-connector, 20-refrigerator main body, 22a-left side refrigerating-chamber door.
The specific embodiment
With reference to the description of drawings embodiments of the invention.
Fig. 1 is the front view of the refrigerator of embodiment of the present invention.In Fig. 1, the 20th, refrigerator main body.Refrigerator main body 20 has refrigerating chamber 22, lower floor's refrigerating chamber 25, a vegetable compartment 26 etc. successively from last.Between refrigerating chamber 22 and lower floor's refrigerating chamber 25, be provided with upper strata refrigerating chamber 24, refrigerating chamber 24 next doors are provided with ice-making compartment 23 on the upper strata.
And, be provided with the door that opens and closes this front openings in the front openings of each storeroom.Promptly; Front openings at refrigerating chamber 22 is provided with left refrigerating-chamber door 22a and right refrigerating-chamber door 22b, and each front openings of refrigerating chamber 24, lower floor's refrigerating chamber 25, ice-making compartment 23 and vegetable compartment 26 is respectively equipped with upper strata refrigerating chamber door 24a, the refrigerating chamber door 25a of lower floor, ice-making compartment door 23a and vegetable compartment door 26a on the upper strata.
Left side refrigerating-chamber door 22a and right refrigerating-chamber door 22b are supported by axle by rotations such as the upper hinge 20a that is located at refrigerator main body 20 tops respectively (left hinge 20a1, right hinge 20a2) freely.That is, constitute the appearance of french doors that splits around formula ground formation.
And the refrigerating chamber door 25a of lower floor, upper strata refrigerating chamber door 24a, ice-making compartment door 23a and vegetable compartment door 25a are respectively drawer type doors, pull out freely with the container of each storeroom.
In addition, left refrigerating-chamber door 22a and right refrigerating-chamber door 22b, the refrigerating chamber door 25a of lower floor, upper strata refrigerating chamber door 24a, ice-making compartment door 23a and vegetable compartment door 26a are equipped with face component 6 in front of the door at its outer surface.Be provided with glass plate 6a as face component 6 in front of the door with transparency.
Foam-thermal insulation (not shown) filling-foam is in the face component in front of the door 6 that is made up of glass plate 6a with behind the door between the face component (not shown).As the thickness of slab of the glass plate 6a of face component 6 in front of the door is 2mm to 3.5mm in the present embodiment.This thickness of slab is the size that glass plate 6a can not be destroyed or crack because of the collision of generation such as when refrigerator is assembled, when refrigerator is carried and when using refrigerator.
And, in the occasion of further guaranteeing intensity or make in the occasion etc. of thickness of slab attenuation, can implement hot intensive treatment or chemical enhanced processing etc. to glass plate 6a.And glass plate 6a is an insulator.
Afterwards, in Fig. 1 and Fig. 3, the 10th, display part, the 11st, operating portion.Operating portion 11 is operated from the outside through the user, sets room temperature, quench cooled refrigerating chamber 22 and the upper strata refrigerating chamber 24 that refrigerating chamber 22 and lower floor's refrigerating chamber 25 wait each refrigerating chamber, the size that is set in the ice making of ice-making compartment 23.And, regulate and to be located at refrigerating chamber 22 and through making storage space become decompression or hypoxia, or set decompression or suboxides function conversion with the freshness of keeping preserved food products or the temperature that suppresses the storeroom (not shown) of oxidation and degradation.That is,, thereby can set the various functions of refrigerator through user's operating operation portion 11.
And display part 10 will be presented at the outside of refrigerator main body 20 from the input results of operating portion 11.Thus, the user can confirm the operation that utilizes operating portion 11 to carry out, or the state of the previous various functions of setting.
Operating portion 11 and display part 10 are not installed special plate, are located on the glass plate 6a.That is, the glass plate 6a that is located at left refrigerating-chamber door 22a comprises operating portion 11 and display part 10, and the outer surface that plane earth is located at this left side refrigerating-chamber door 22a on the whole.
In other words, operating portion 11 and display part 10 are with the plane glass plate 6a that is located at promptly in front of the door on the face component 6.Therefore, mechanical switch or the operation panel of the microswitch before having omitted etc.
And, be coated with colored paint at the back side of glass plate 6a except display part 10.Thus, can't see foam-thermal insulation owing to be processed into from face side, and can be clearly it is thus clear that therefore display part 10 has constituted the good door of profile.
Next, illustrate in greater detail operating portion 11 and display part 10 with reference to Fig. 2 and Fig. 3.
In Fig. 2 and Fig. 3, with the demonstration of operating portion 11 corresponding character part (freezing, refrigeration, ice making, chilling, and each literal of vacuum cold (vacuum チ Le De)) be through at the back side of glass plate 6a directly printing wait and show.Operating portion 11 is meant and is printed with the front (as the glass plate 6a of face component 6 in front of the door) of relative position, the back side of this word segment.And, as at the back side of glass plate 6a setting operation with representing the method for (above-mentioned word segment), the processing method that except printing, can also enumerate etching or inlay etc.
In addition, in Fig. 3, display part 10 is accompanied by the input of being undertaken by the operation of aforesaid operations portion 11, shows the set condition of various functions.And; This literal shows (" strong (low temperature), in, weak ", " strong (cooling), in, weak ", " standard, stop " greatly; " refrigeration, IQF " rapidly, " vacuum ice temperature, vacuum cold, cut-out (ice temperature) ") be to utilize printing etc. in the demonstration of the surface of thin plate 12.
And operating portion 11 and display part 10 are set up in parallel up and down like Fig. 2 or shown in Figure 3.Display part 10 constitutes the function that is possessed as refrigerator main body 20, shows refrigeration or IQF main idea at work etc. rapidly.
Next, Fig. 4 be Fig. 1 represent the door the A-A cutaway view.In Fig. 4, the 8th, case cover.Case cover 8 plays the effect that utilizes heat-insulating material isolated substrate cover 17.And, make the thin plates 12 on baseplate part 13 surface be close to or substrate cover 17 is remained in the case cover 8 (glass plate 6a) near face component 6 in front of the door.
Be provided with diaphragm (not shown) at the back side of glass plate 6a.Diaphragm is protected, though glass plate 6a receive big collision and glass ruined the time or the time of cracking also do not disperse towards periphery, to improve reliability.And this diaphragm sticks on the face identical with the colored paint face.Thus, prevent to damage outward appearance because of heat-insulating material 7 sees through from the door face side.
Especially, as shown in Figure 5, be provided with the lighting mechanism of a plurality of LED15 (light emitting diode) etc. at baseplate part 13.And, thereby the literal of display part shown in Figure 3 10 shows it is to constitute through the LED15 light projector can be seen to arrive to each demonstration of front of glass plate 6a with floating.
And, in baseplate part 13, utilize Wiring pattern 2 to connect touch sensor elements 3 and with the switch electrode (detecting the test section of electrostatic capacitance change) of copper foil pattern as touch control sheet.If the user waits operating of contacts 11 (with reference to Fig. 3) of portion with finger, then the electrostatic capacitance with this position corresponding switch electrode 1 changes, and touch sensor element 3 is surveyed and should be changed through Wiring pattern 2 inspections.Its result, operating portion 11 is judged by the user and is operated.
More particularly, the operating portion 11 (with reference to Fig. 3) of switch electrode 1 of baseplate part 13 (utilizing the touch sensor of touch control sheet electrode) and thin plate 12 is adapted at fore-and-aft direction overlapped, and contacts or be approaching with face component 6 in front of the door.In other words, operating portion 11 contact or approaching back side of face component 6 in front of the door when refrigerating-chamber door 22a assembling left.That is, be arranged to as glass plate 6a, thin plate 12 and the baseplate part 13 of insulator that operating portion 11 is overlapped in the front side, switch electrode 1 is overlapped in rear side.In this structure,, then compare when stable and change by switch electrode 1 detected electrostatic capacitance if the user is through glass plate 6a operating operation portion 11.Detect this variation through touch sensor element 3, identify and carried out switching manipulation.
And, on baseplate part 13, possess: as the buzzer of informing mechanism 4 of the input results of informing switch electrode 1 with sound; Be used for connector 19 to baseplate part 13 supply powers; And as the control of microcomputer mechanism (not shown) that is used to control each part etc.
In addition, resistance and capacitor that is used to make LED15, buzzer 28, controlling organization work etc. is configured in baseplate part 13.
Next, Wiring pattern 2 is described.Fig. 6 is the synoptic diagram of the position relation of expression operator's finger and switch electrode and Wiring pattern.And Fig. 6 has represented to omit the state of glass plate 6a etc.
Here, display part 10 and operating portion 11 are located at the shop front (with reference to Fig. 1 etc.) of refrigerator main body 20.That is, the wall that erects for above-below direction is with plane setting operation portion 11.When user's operating operation portion 11, operating portion 11 is located at the position of facing under the state that the user stands.Therefore, as shown in Figure 6, point the position of 18 contact-making switch electrodes 1 and below thereof.
Based on this, for example, Wiring pattern is configured under the situation of below of switch electrode, the user contacts with the mode that finger covers the switch electrode below.Therefore, the switch electrode of contact target not only also can by mistake touch the Wiring pattern of the switch electrode of adjacency, might judge that switch beyond the target is for connecting and being identified.
Therefore, as shown in Figure 5 in the present invention, Wiring pattern 2 is arranged on the top of switch electrode 1.In other words, Wiring pattern 2 is avoided the projection section of user's finger 18, i.e. the configuration of ground, the below of avoiding switching electrode 1.Thus, avoid contacting with wiring pattern that the user points switch electrode 1 and adjacent a plurality of switch electrodes 1 at place and then carrying out wrong detection.
And, if beyond the below in the transverse width of switch electrode 1, then also can be structure from the left end or the right-hand member connection distribution of switch electrode 1.In this case, Wiring pattern owing to can prevent to point the Wiring pattern that touches adjacent a plurality of switch electrodes, therefore can reach identical effect through the side of switch electrode 1.
And Wiring pattern 2 is configured in the top of switch electrode 1 and the below of LED15.Thus, can improve the allocative efficiency of the member of baseplate part 13, can be with the baseplate part miniaturization.That is, operating portion 11 separates distance ground configuration to a certain degree with display part 10, and is satisfactory in appearance.So, on baseplate part 13, can form idle space between operating portion 11 and the display part 10.Therefore, in the present embodiment,,, can also realize the efficient activity of circuit configuration so not only can prevent wrong detection because Wiring pattern 2 is configured in the idle space of this baseplate part 13.
And in the occasion of the structure of above-below direction configuration operation arranged side by side portion, switch electrode 1 also disposes at above-below direction side by side.This occasion if dispose Wiring pattern 2 at the left and right directions of switch electrode 1, then can avoid pointing 18 projection section, and the finger that can avoid the user touches Wiring pattern and causes wrong detection.
Operating portion 11 and the display part 10 of being located at refrigerator generally is to grow crosswise or lengthways arrange from the viewpoint of layout.In the occasion of ground structure arranged of growing crosswise, Wiring pattern also prolongs the ground configuration in the horizontal.In the occasion of lengthways arranging, Wiring pattern also prolongs the ground configuration in the vertical.Like this, the efficient activity of circuit configuration can be realized, the miniaturization of baseplate part can be realized.
According to said structure, distribution is configured in the top or the sidepiece of switch electrode.Thus, in capacitive touch switching manipulation portion, when the user operates soft-touch control, can avoid because faulty operation or the misoperation that the contact-making switch electrode causes with Wiring pattern.
For example, in the occasion that the operating portion of touch trigger is set on the planar portions that short transverse prolongs as the door of refrigerator, the projected position ground configuration Wiring pattern of the finger when avoiding the console switch electrode.Thus, in the refrigerator of the operating portion of the soft-touch control that possesses electrostatic capacitive, can prevent the wrong detection of operating portion.
Claims (4)
1. a refrigerator is characterized in that,
Possess: the storeroom of being located at refrigerator main body;
Open and close the storeroom door of the front openings of this storeroom;
With the plane operating portion of being located at the front of this storeroom door;
The electrostatic capacitive switch electrode that contacts or closely be provided with the rear of this operating portion;
Detect the touch sensor element of the electrostatic capacitance change of this switch electrode; And
The distribution that connects above-mentioned switch electrode and above-mentioned touch sensor element,
The projected position ground configuration of the finger when above-mentioned distribution avoids operating above-mentioned switch electrode.
2. refrigerator according to claim 1 is characterized in that,
Above-mentioned distribution is configured in the top or the sidepiece of above-mentioned switch electrode.
3. a refrigerator is characterized in that,
Possess: the storeroom of being located at refrigerator main body;
Open and close the storeroom door of the front openings of this storeroom;
The panel in front of the door of being located at the front of this storeroom door and having light transmission;
Be set up in parallel a plurality of plane operating portions about the front of panel in front of the door at this;
The electrostatic capacitive switch electrode that contacts or closely be provided with each the back of rear and above-mentioned panel in front of the door of these a plurality of operating portions;
Detect the touch sensor element of the electrostatic capacitance change of this switch electrode;
The top of being located at above-mentioned a plurality of operating portions also shows the display part of the operating result of these a plurality of operating portions respectively;
Shine the lighting mechanism of this display part respectively from the rear; And
The distribution that connects above-mentioned switch electrode and above-mentioned touch sensor element,
Above-mentioned distribution is configured to through between above-mentioned switch electrode and the above-mentioned lighting mechanism.
4. a refrigerator is characterized in that,
Possess: the storeroom of being located at refrigerator main body;
Open and close the storeroom door of the front openings of this storeroom;
The panel in front of the door of being located at the front of this storeroom door and having light transmission;
Be set up in parallel a plurality of plane operating portions up and down in the front of panel in front of the door at this;
The electrostatic capacitive switch electrode that contacts or closely be provided with each the back of rear and above-mentioned panel in front of the door of these a plurality of operating portions;
Detect the touch sensor element of the electrostatic capacitance change of this switch electrode;
Be located at the left of above-mentioned a plurality of operating portions or right-hand and show the display part of the operating result of these a plurality of operating portions respectively;
Shine the lighting mechanism of this display part respectively from the rear; And
The distribution that connects above-mentioned switch electrode and above-mentioned touch sensor element,
Above-mentioned distribution is configured to through between above-mentioned switch electrode and the above-mentioned lighting mechanism.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010159268A JP5667805B2 (en) | 2010-07-14 | 2010-07-14 | refrigerator |
| JP2010-159268 | 2010-07-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102338544A true CN102338544A (en) | 2012-02-01 |
| CN102338544B CN102338544B (en) | 2015-06-10 |
Family
ID=45514398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010263452.0A Expired - Fee Related CN102338544B (en) | 2010-07-14 | 2010-08-25 | Refrigerator |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5667805B2 (en) |
| CN (1) | CN102338544B (en) |
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| CN105588400A (en) * | 2014-11-07 | 2016-05-18 | Lg电子株式会社 | Refrigerator and method for controlling the same |
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| Publication number | Publication date |
|---|---|
| CN102338544B (en) | 2015-06-10 |
| JP2012021696A (en) | 2012-02-02 |
| JP5667805B2 (en) | 2015-02-12 |
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