CN101315843B - Press key component and household electrical appliance using the same - Google Patents
Press key component and household electrical appliance using the same Download PDFInfo
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- CN101315843B CN101315843B CN2007100230249A CN200710023024A CN101315843B CN 101315843 B CN101315843 B CN 101315843B CN 2007100230249 A CN2007100230249 A CN 2007100230249A CN 200710023024 A CN200710023024 A CN 200710023024A CN 101315843 B CN101315843 B CN 101315843B
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- button
- button assembly
- assembly according
- groove
- mounting direction
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Abstract
The invention relates to a key component and a household electric appliance which uses the key component, the key component comprises keys and a body, the keys comprise key parts and base parts which are extended out of one ends of the key parts, a snap-fit device is extended out of the body along the reverse direction of the assembly direction, a card slot is arranged at the position which is positioned below the base parts and corresponding to the snap-fit device, and the snap-fit device is snap fitted in the card slot in a sliding manner. The usage of the sliding manner allows the assembly to be more convenient, if one of the keys is damaged, only the key needs to be alone replaced; furthermore, as any key has the independent design relative to the adjacent keys, a user can not touch the adjacent keys during the operation, thus effectively avoiding the misoperation of the user.
Description
[technical field]
The present invention relates to button assembly on a kind of control panel that is applied to control and operate and the household electrical appliance that use this button assembly.
[background technology]
In household electrical appliance, for example: washing machine, refrigerator, microwave oven, kitchen range or lampblack absorber etc., the mode of more employing button is operated control.Generally, be provided with control panel with user-friendly in the user oriented appropriate location of household electrical appliance.Generally be provided with switch or program control button on the control panel and in order to the display screen of display working condition or other running parameters, control panel is in offering porose corresponding to the position of button, expose from the hole at the button position of button, thereby the user can operate by the button position of pressing keys.Circuit board also is installed in control panel, is welded with some electronic components on the circuit board, for example mechanical actuating type switch.When the button position of user's pressing keys, thereby the input that the mechanical actuating type switch that is positioned at its below is finished user's operational order is touched at the button position, when the user discharges the button position of button, the button position by means of spring return to initial condition.For example U.S. Patent application US2007/0089971A1 discloses a kind of button assembly that is used for dishwasher, and this button assembly comprises button portion and front panel.Described button portion comprises a keycap of pushing for the user and the key body that is extended by keycap downwards, by a button connecting portion some key bodies is linked together then, thereby plurality of keys portion is become one.Described front panel offers the corresponding window of some and described keycap, finish assembling after, described keycap is contained in the described window.Can once button portion be assembled on the front panel by described button connecting portion, thereby not need independent assembling, make assembling process more simple, reduce production cost.
But, when the user operates, can be easy to form interlock between the adjacent button, thereby cause misoperation because above-mentioned plurality of keys portion is connected to become one by described button connecting portion.In addition, when painting operation or maintenance substitute, also must carry out application simultaneously or replace fully, when one of them button application is bad when maybe needing to replace, this can cause the increase of the defect rate and the maintain and replace cost of product undoubtedly.
[summary of the invention]
Based on above drawback, the purpose of this invention is to provide and a kind ofly can under the prerequisite that guarantees button work, be more convenient for assembling the button assembly that can prevent user misoperation simultaneously again.
Another object of the present invention provide a kind of independently, non-interfering, satisfy the button assembly can carry out spraying operation respectively simultaneously.
Another purpose of the present invention provides a kind of household electrical appliance that the plurality of keys assembly is installed.
For achieving the above object, the present invention realizes in the following manner: a kind of button assembly, comprise button and body, described button comprises button portion and the base portion that is extended by described button portion one end, described body extends a bayonet unit along the rightabout of mounting direction, the position that the below of described base portion corresponds to described bayonet unit is provided with a draw-in groove, and described bayonet unit is snapped in the described draw-in groove by the mode that slips into.The mode that employing slips into makes assembling more convenient; Simultaneously since wherein any one button be independent design with respect to its adjacent button, the user can not touch adjacent button when operating like this, has avoided misoperation of users effectively; In addition, in the coating process of button, also can spray separately, thereby effectively improve the product qualified rate of product.
As a kind of preferred implementation of the present invention, described base portion extends an end downwards away from an end of described button portion, described draw-in groove is extended by described end along described mounting direction A, thereby utilizes the space to provide enough strains to guarantee described base portion to greatest extent.
As a kind of preferred implementation of the present invention, described body is provided with the location notch of accommodating described end, thereby can prevent the displacement of described end.
As a kind of preferred implementation of the present invention, described base portion be positioned at described draw-in groove above be provided with a perforate that roughly is square, thereby simplify the structure of mould, be convenient to die sinking.
As a kind of preferred implementation of the present invention, described draw-in groove is respectively equipped with a flange that parallels with mounting direction along the both sides of mounting direction, described body offers the opening of a lengthwise, during assembling, the both sides card of described opening carries the top of described flange, design by described flange makes the assembling of button more convenient, and it is also more accurate to locate.During assembling, only need described flange is injected in the described opening, along continuous straight runs pushes to be snapped in the described draw-in groove until described bayonet unit and can finish assembling, the possibility that undue force causes bayonet unit to damage when having prevented assembling effectively then.
Further, the approximate centre position, below that is positioned at described button portion is extended a touch part downwards, under the effect of external force, the base portion of described button is because elasticity that itself had produces strain, produces a certain amount of displacement downwards and touches the mechanical actuating type switch that is welded on the circuit board thereby described button portion drives described touch part.When the external force disappearance, described base portion returns to initial position by means of the elastic-restoring force of himself, and described mechanical actuating type switch is released.
Further, the cross section of described touch part roughly is " ten " font, described body offers a perforate that roughly is " protruding " type accordingly along mounting direction, and the front end of described touch part is contained in the narrow hole of described perforate, thereby has improved key groups dress locating accuracy.
Wherein, with round-corner transition, insert in the narrow hole of described perforate between the narrow groove of described perforate and the sipes with the front end that makes things convenient for described touch part.
Preferably, the both sides of described front end are respectively equipped with a fin vertically, be described front end with the narrow hole of described perforate between contact or line contacts for point, if in the course of processing, find bad like this then be easy to adjust mould, and in the button course of work, this fin can also prevent that the touch part is stuck in the perforate; Can also reduce simultaneously frictional force each other, thereby be unlikely to influence the feel of user's operation.
Wherein, for preventing that adjacent frictional force is excessive each other during by key contacts causes interference, perhaps because greasy dirt etc. permeates and between adjacent key two buttons sticked together, described button portion is provided with shade along the both sides that its periphery especially is parallel to described mounting direction.
More preferred, at least one location division is extended at the end away from described base portion by described button portion, is released back spacing on short transverse to guarantee described button.
[description of drawings]
The invention will be further described below in conjunction with drawings and embodiments.
Fig. 1 is the decomposing schematic representation of the button assembly according to the present invention;
Fig. 2 is the schematic perspective view of one of them button in the button assembly as shown in Figure 1;
Fig. 3 is the partial schematic diagram of body in the button assembly as shown in Figure 1.
[embodiment]
With reference to figure 1, be perspective exploded view according to the button assembly 1 of the specific embodiment of the invention.As shown in the figure, described button assembly 1 comprises button 2 and body 3, described button 2 comprises the button portion 4 of pushing input instruction for the user, extends a base portion 5 along described button portion 4 one ends, and described base portion 5 can produce strain by the elasticity of himself when the user pushes described button portion 4.
For conveniently understanding the present invention, the mounting direction with described button assembly in the present embodiment is defined as direction A, shown in the direction of arrow among the figure.In conjunction with shown in Figure 3, described body 3 extends a bayonet unit 6 along the rightabout of mounting direction A, and the free end of described bayonet unit 6 is provided with a grab.Further combined with shown in Figure 2, described base portion 5 extends an end 8 downwards at the end away from described button portion 4, described body 3 offers a location notch 9 of accommodating described end 8 corresponding to the position of described end 8, further, extend a draw-in groove 7 by described end 8 along described mounting direction A, described draw-in groove 7 matches with described bayonet unit 6.During assembling, described bayonet unit 6 is snapped in the described draw-in groove 7 until described bayonet unit 6 along mounting direction A propelling, described end 8 is contained in the described location notch 9 simultaneously, thereby can prevent that described button 2 from producing dislocation.If damaging, one of them button only need replacing separately to get final product; Simultaneously since wherein any one button be independent design with respect to its adjacent button, the user can not touch adjacent button when operation, avoided misoperation of users effectively, in addition, in the coating process of button, also can spray separately, thereby effectively improve the product qualified rate of product.Preferably, simplify the structure of mould simultaneously for making things convenient for die sinking, described base portion 5 be positioned at described draw-in groove 7 above be provided with a perforate that roughly is square 10.
Continuation referring to figs. 2 and 3, as a kind of preferred implementation of the present invention, described draw-in groove 7 is respectively equipped with a flange 11 that parallels with mounting direction A along the both sides of mounting direction, correspondingly, described body 3 offers the opening 12 of a lengthwise, during assembling, only the below that described flange 11 is aimed at described opening 12 need be pushed ahead along described mounting direction then and get final product, thereby make the location more accurate, and then the possibility that undue force causes bayonet unit 6 to damage can prevent assembling effectively the time.
Further, as shown in Figure 2, the approximate centre position, below of described button portion 4 is extended the touch part 13 that a cross section roughly is " ten " font downwards, when the user pushes described button portion 4, under the effect of pressing force, described base portion 5 produces strain, and then a certain amount of displacement of described button portion's 4 drives described touch part 13 downward generations, in conjunction with shown in Figure 1, thereby touch the mechanical actuating type switch 15 that is welded on the circuit board 14; When external force disappeared, described base portion 5 returned to initial position by means of the elastic-restoring force of himself, and described mechanical actuating type switch 15 is released, thereby finished the input operation of instruction.
In conjunction with Fig. 2 and shown in Figure 3, offer a perforate 16 that roughly is " protruding " type corresponding to described touch part 13 on the described body 3, during assembling, the front end 17 of described touch part 13 is contained in the narrow groove of described perforate 16, thereby has improved the accuracy of button 2 assembling location.Preferably, the narrow groove of described perforate 16 and the transition between sipes on-right angle transition by round-corner transition, more smooth and easy when assembling like this; More preferred, the both sides of described front end 17 are respectively equipped with a fin 18 vertically.Like this, after the assembling, contact by described fin 18 between the both sides of described touch part 13 front ends 17 and the narrow groove of described perforate 16, in other words, contact for point between the narrow hole of described front end 17 and described perforate 16 or line contacts, if find bad like this in the course of processing then be easy to adjust mould, and in the button course of work, this fin 18 can also prevent that touch part 13 is stuck in the perforate 16; Can also reduce simultaneously frictional force each other, be unlikely to influence the feel of user's operation.
Further, as shown in Figure 2, cause interference for preventing between the adjacent button that frictional force is excessive, perhaps since greasy dirt etc. permeate and between adjacent key, two buttons sticked together, described button portion 4 is provided with shade 19 along the both sides that its periphery especially is parallel to described mounting direction A, thereby can effectively control the gap between adjacent two buttons, the pattern draft that is unlikely to when making owing to mould makes the gap become big; Simultaneously, when adjacent two contacts area that also can reduce during by key contacts each other, thereby reduce each other frictional force; In addition, also can reduce because the greasy dirt of infiltration etc. cause the probability that is bonded together.
Preferred embodiment a kind of as the present invention, as Fig. 1 or shown in Figure 2, at least one location division 20 is extended at the end away from described base portion 5 by described button portion 4, obviously, described location division 20 can be arranged on the both sides that described button portion 4 is parallel to described mounting direction A, also can be arranged on the front end of described button portion 4, guarantee that by described location division 20 described button is released back spacing on short transverse.
Obviously, described button assembly 1 can be installed on the guidance panel of household electrical appliance.These household electrical appliance can be washing machines, refrigerator, and microwave oven also can be a smoke exhaust ventilator, common electrical equipment in other daily lifes such as kitchen range or dishwasher.When the user operates, can touch the mechanical actuating type switch 15 that is welded on the circuit board 14 instruction is inputed to this household electrical appliance thereby push described button portion 4, household electrical appliance carry out the working procedure of control apparatus according to the instruction that the user imported.Be technology well known to those of ordinary skill in the art in these household electrical appliance except that described button assembly 1, therefore the concrete structure for described household electrical appliance does not repeat them here.
In sum, in the category of basic fundamental thought of the present invention, the those of ordinary skill of disclosed correlative technology field at any type of change that the present invention carried out all within patent application protection range of the present invention.
Claims (11)
1. a button assembly (1), comprise button (2) and body (3), described button (2) comprises button portion (4) and the base portion (5) that is extended by described button portion (4) one ends, described body (3) extends a bayonet unit (6) along the rightabout of mounting direction, it is characterized in that: the position that the below of described base portion (5) corresponds to described bayonet unit (6) is provided with a draw-in groove (7), described base portion (5) extends an end (8) downwards away from an end of described button portion (4), described draw-in groove (7) is extended by described end (8) along described mounting direction, and described bayonet unit (6) is snapped in the described draw-in groove (7) by the mode that slips into.
2. button assembly according to claim 1 (1) is characterized in that: described body (3) is provided with the location notch (9) of accommodating described end (8).
3. button assembly according to claim 2 (1) is characterized in that: described base portion (5) is provided with a perforate that roughly is square (10) in the top that is positioned at described draw-in groove (7).
4. button assembly according to claim 1 (1), it is characterized in that: described draw-in groove (7) is respectively equipped with a flange that parallels with mounting direction (11) along the both sides of mounting direction, described body (3) offers the opening (12) of a lengthwise, during assembling, the both sides of described opening (12) are stuck in the top of described flange (11).
5. button assembly according to claim 1 (1), it is characterized in that: the approximate centre position, below that is positioned at described button portion (4) is extended a touch part (13) downwards, under the effect of external force, described touch part (13) touch the mechanical actuating type switch (15) that is welded on the circuit board (14).
6. button assembly according to claim 5 (1), it is characterized in that: the cross section of described touch part (13) roughly is " ten " font, described body (3) offers a perforate (16) that roughly is " protruding " type accordingly along mounting direction, and the front end (17) of described touch part (13) is contained in the narrow groove of described perforate (16).
7. button assembly according to claim 6 (1) is characterized in that: pass through round-corner transition between the narrow groove of described perforate (16) and the sipes.
8. button assembly according to claim 7 (1) is characterized in that: the both sides of described front end (17) are respectively equipped with a fin (18) vertically.
9. button assembly according to claim 1 (1) is characterized in that: be provided with shade (19) along described button portion (4) along its periphery.
10. button assembly according to claim 1 (1) is characterized in that: at least one location division (20) is extended at the end away from described base portion (5) by described button portion (4).
11. household electrical appliance is characterized in that: comprise some according to one of them described button assembly (1) of claim 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100230249A CN101315843B (en) | 2007-05-31 | 2007-05-31 | Press key component and household electrical appliance using the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100230249A CN101315843B (en) | 2007-05-31 | 2007-05-31 | Press key component and household electrical appliance using the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101315843A CN101315843A (en) | 2008-12-03 |
| CN101315843B true CN101315843B (en) | 2011-01-12 |
Family
ID=40106797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007100230249A Expired - Fee Related CN101315843B (en) | 2007-05-31 | 2007-05-31 | Press key component and household electrical appliance using the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101315843B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1571313A (en) * | 1976-03-05 | 1980-07-16 | Schoeller & Co Elektrotech | Electrical switch |
| US5803241A (en) * | 1996-05-30 | 1998-09-08 | Eastman Kodak Company | Push-button mechanism for plunger-type electrical switch |
| CN2341257Y (en) * | 1998-06-18 | 1999-09-29 | 东洋建苍电机股份有限公司 | Locomotive indication lamp switch with replaceable top |
-
2007
- 2007-05-31 CN CN2007100230249A patent/CN101315843B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1571313A (en) * | 1976-03-05 | 1980-07-16 | Schoeller & Co Elektrotech | Electrical switch |
| US5803241A (en) * | 1996-05-30 | 1998-09-08 | Eastman Kodak Company | Push-button mechanism for plunger-type electrical switch |
| CN2341257Y (en) * | 1998-06-18 | 1999-09-29 | 东洋建苍电机股份有限公司 | Locomotive indication lamp switch with replaceable top |
Non-Patent Citations (2)
| Title |
|---|
| JP特开2001-14978A 2001.01.19 |
| JP特开2004-134274A 2004.04.30 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101315843A (en) | 2008-12-03 |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110112 Termination date: 20140531 |