CN101608390A - Knob key structure of washer - Google Patents
Knob key structure of washer Download PDFInfo
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- CN101608390A CN101608390A CNA200810127052XA CN200810127052A CN101608390A CN 101608390 A CN101608390 A CN 101608390A CN A200810127052X A CNA200810127052X A CN A200810127052XA CN 200810127052 A CN200810127052 A CN 200810127052A CN 101608390 A CN101608390 A CN 101608390A
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Abstract
The present invention relates to a kind of knob key structure of washer, comprise encoder, touch switch, knob assembly, reach button assembly, encoder and touch switch all are fixed on the computer substrate, triggering portion and keypad that button assembly is used to trigger touch switch are designed to integrative-structure, a sheathed spring in triggering portion.Knob assembly comprises a knob endosome and a knob lid, and button assembly also includes press section and button post, and the button post is the column structure of hollow, is connected with keypad is up and down, and triggering portion is positioned at the inside of button post.This structure is a sheathed spring around triggering portion, after user's push action finishes, button assembly resets under the elastic force effect of spring, resilience strength is bigger, and user's operating handle is better, has increased stroke simultaneously to reach the purpose that improves the total operational effect, in addition, triggering portion and keypad are designed to integrative-structure, make component die design machine-shaping more easily realize, and increased the intensity of total.
Description
Technical field
The present invention relates to a kind of press-key structure of washing machine, particularly a kind of being positioned at promptly can be used for rotary encoder and can trigger button on the computer substrate again on the washer control panel, and then selects the knob key structure of washer of washing machine working procedure.
Background technology
In general, washing machine comprises body, gate, tube, clothing tube, driving and control system are filled with water, gate is positioned at the front or the end face of body, to open and close, the tube that is filled with water is fixed in the body by hitch, the clothing tube is installed in the tube that is filled with water, open that gate just can be thrown in the clothing that will wash in the clothing tube or with its taking-up, the rotation of drive systems motor, front or top at body are provided with control panel, be used for the selection that the user carries out washing procedure, and then control whole washing process of washing machine by control system.
On the control panel of existing washing machine, be provided with most control buttons and the display window that is used to show work state of washing machine,, be provided with the computer plate that is used to control washing machine running state in the inside of control panel.Wherein control button is used for starting, suspends, sets operations such as the water yield, temperature, time, washing, rinsing, dehydration, information such as the set condition of display window and control button interlock demonstration washing machine and duty.
In order to simplify the washer operation program, and minimizing button quantity, present washing machine adopts encoder mostly, encoder is fixed on the computer substrate, be connected with the host computer control panel of washing machine by holding wire, carry out the selection of various washing modes by rotary encoder, signal is passed to the host computer control panel by holding wire, and then whole washing procedures of control washing machine.Usually encoder is fixedlyed connected with knob, and both can rotate together, and the user can pass through turning knob and rotary encoder, and then selects different washing modes as required.Disclose " a kind of roller washing machine knob assembly structure " as Chinese patent 200410019563.1, this structure comprises encoder, rotary switch, knob, lamp socket, encoder is fixed on the computer substrate, rotary switch is made up of with the encoder axle that links to each other with encoder encoder, lamp socket is fixed on and is used for surrounding knob on the substrate ringwise.
The encoder of washing machine employing at present, comprise inside and outside double-layer structure, outer for to fix with knob, and the rotatable portion that can be rotated with knob, and then selection washing mode, internal layer is fixed fixed part, in order to save the space, reduce functional unit, inside at the encoder internal layer also is provided with a touch switch, and this touch switch is the same with encoder also to be fixed on the computer substrate, is generally used for as the master switch operating key of washing machine or Pause key etc., like this, the described knob assembly structure of above-mentioned Chinese patent just is not suitable for the structure of this kind encoder and touch switch combination.
In order to cooperate the structure of this kind encoder and touch switch combination, washing machine has adopted a kind of not only rotatable while but also depressible knob key structure at present, it comprises knob fixedly connected with the rotatable portion of encoder and that can rotate, centre at knob, be provided with the button assembly of up/down perforation, button assembly comprises the press section that is used to accept user's pressing operation from top to bottom successively, keypad and button post, keypad can move up and down with respect to the button post, the button post is a hollow cylindrical structures, be provided with the column structure that is used to trigger touch switch in the middle of it, column structure is connected by the inwall of cantilever with the button post, and the user is after pushing the press section that is positioned at the top, keypad will move downward, column structure in the pressing keys post moves downward column structure, and then triggers touch switch.After the release, rely on the resiliency of touch switch itself, column structure, keypad and press section are resetted.
This structure relies on the resiliency of touch switch to realize resetting of whole button assembly, and touch switch itself resilience strength less, and stroke is shorter, operating handle is bad, structural reliability is lower.In addition, in the button post, be provided with as little structural members such as cantilever and column structures, cause this difficult realization in component die design machine-shaping aspect of button post, in operating process, column structure in the button post and button post body are by cantilever generation relative motion, make button post intensity reduce, influence this reliability of structure, be easy to generate fault.
Summary of the invention
Main purpose of the present invention is to address the above problem and is not enough, provides a kind of operating handle good, the knob key structure of washer that structural reliability is strong.
For achieving the above object, technical scheme of the present invention is:
Described a kind of knob key structure of washer, comprise encoder, touch switch, knob assembly, reach button assembly, described encoder and touch switch all are fixed on the computer substrate, triggering portion and keypad that described button assembly is used to trigger described touch switch are designed to integrative-structure, a sheathed spring in described triggering portion.
Further improvement of the present invention is that described knob assembly comprises a knob endosome and a knob lid, and described knob endosome and described encoder connect and fix mutually, and described knob lid connects and fixes mutually with the knob endosome.The top of described spring contacts its underpart and described computer substrate contacts with the part of the close described triggering of described keypad portion.
Described button assembly also includes the press section that is used to accept user's pressing operation, and the button post, described button post is the column structure of hollow, connects and fixes mutually with described encoder, described keypad is connected with the button post is up and down, and described triggering portion is positioned at the inside of button post.Described button post is provided with the location structure that is used for the vertical direction location, and described location structure is two backstays that extend to described computer orientation substrate along the bottom of described button post, and the bottom of described backstay contacts with described computer substrate.
Connecting portion is circumferentially stretched out to horizontal direction in edge, top at described button post, described connecting portion is provided with opening, correspondingly, bottom at described keypad is provided with fixed bar, described fixed bar passes from described opening, and can in described opening, move up and down, being provided with the protuberance that is used for the vertical direction location at the tail end of described fixed bar, described connecting portion is to be interrupted by described open amount and is provided with.
In described button assembly, also include the guider that is used for the described keypad motion of vertical guide, described guider comprises a plurality of guiding depressed parts that are provided with separately on the described button column outer wall that are positioned at, correspondingly, described keypad is provided with guiding rib, when the user carried out button operation, described guiding rib slided up and down along the guiding depressed part.
Content to sum up, described knob key structure of washer is a sheathed spring around triggering portion, after user's push action finishes, button assembly resets under the elastic force effect of spring, resilience strength is bigger, user's operating handle is better, has increased stroke simultaneously to reach the purpose that improves the total operational effect.
In addition, triggering portion and keypad that the present invention will be used to trigger touch switch are designed to integrative-structure, because the keypad size is relatively large, structure is simple relatively, so component die design machine-shaping more easily realizes, and increased the intensity of total, and improved the reliability of total, reduce fault rate.In operating process, the user directly triggers touch switch by the triggering portion on the keypad, has simplified the course of action of total.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is a structure cutaway view of the present invention.
As depicted in figs. 1 and 2, encoder 1, touch switch 2, knob assembly 3, button assembly 4, computer substrate 5, press section 6, keypad 7, button post 8, triggering portion 9, spring 10, knob endosome 11, knob lid 12, rotatable 13, buckle 14, backstay 15, fixed bar 16, connecting portion 17, opening 18, protuberance 19, guiding depressed part 20, guiding rib 21, draw-in groove 22, claw 23, buckle 24, draw-in groove 25, projection 26.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the present invention is described in further detail:
Generally speaking, the control panel of washing machine is arranged on the front or upper surface of washing machine body, be used for the user and select washing procedure, and then by whole washing process of washing machine control system control washing machine, knob key structure of washer of the present invention is arranged on the control panel of washing machine, be used for selecting to start, suspend, set the water yield, temperature, time, washing, rinsing, operations such as dehydration, control panel is arranged with the host computer control panel (not shown) of washing machine, wherein the computer substrate 5 of regular coding device 1 and touch switch 2 is connected with the host computer control panel of washing machine by holding wire, carry out the selection of various washing modes by rotary encoder 1 and triggering touch switch 2, to select the signal of washing mode to pass to the host computer control panel by holding wire, and then whole washing procedures of control washing machine.
As depicted in figs. 1 and 2, knob key structure of washer comprises encoder 1, touch switch 2, encoder 1 is fixed on the computer substrate 5 with touch switch 2, and encoder 1 is a standard component, is the inside and outside double-layer structure of hollow, skin is rotating rotatable portion 13, carry out the selection of washing mode by rotating rotatable portion 13, internal layer is fixed fixed part, in order to save the space, reduce functional unit, touch switch 2 is arranged on the inside of encoder 1 internal layer.
Knob assembly 3 connects and fixes mutually with the rotatable portion 13 of the skin of encoder 1, but and one rotation, in the present embodiment, knob assembly 3 comprises a knob endosome 11 and a knob lid 12, the design mix body structure is in order to strengthen the structural strength of whole knob assembly 3.
Press section 6 can be integral structure with keypad 7, also can be split-type structural, and what present embodiment adopted is split-type structural, and when adopting split-type structural, the bottom surface of press section 6 contacts with the end face of keypad 7.The top of press section 6 passes from knob lid 12, and the shape that its shape and knob cover 12 tops is complementary, and adopts split-type structural to help satisfying press section 6 specific (special) requirements in appearance.As depicted in figs. 1 and 2, from apparent needs, can not cover 12 for press section 6 simultaneously yet and eject from knob, play position-limiting action, the top toe-in of knob lid 12, press section 6 is designed to up-narrow and down-wide step-like, the diameter of press section 6 the first half is slightly less than knob and covers 12 open-topped diameters, and the diameter of press section 6 the latter halfs covers 12 open-topped diameters greater than knob.
Button post 8 is the column structure of hollow, and connect and fix mutually with the fixed part of encoder 1 internal layer, the bottom of button post 8 is along circumferentially stretching out a plurality of buckles 14 to encoder 1 direction, and the draw-in groove (not shown) on the position of buckle 14 and quantity and the encoder 1 internal layer fixed part is complementary.Button post 8 is provided with the location structure that is used for the vertical direction location, location structure is two backstays 15 that circumferentially extend to computer substrate 5 directions along the bottom of button post 8, two backstay 15 symmetrical settings, the bottom of backstay 15 contacts with computer substrate 5.Like this, button post 8 guarantees that it is not subjected to displacement in the whole operation process under the acting in conjunction of above-mentioned buckle 14, draw-in groove and backstay 15.
On keypad 7, stretch out a triggering portion 9 that is column to computer substrate 5 directions, triggering portion 9 is designed to integrative-structure with keypad 7, triggering portion 9 is positioned at the inside of button post 8, moves up and down with respect to button post 8, and the bottom of triggering portion 9 contacts with touch switch 2.In operating process, the user pushes the press section 6 at top, directly triggers touch switch 2 by the triggering portion 9 on the keypad 7, has simplified the course of action of total.
The triggering portion 9 that the present invention will be used to trigger touch switch 2 is designed to integrative-structure with keypad 7, be because keypad 7 sizes are relatively large, structure is simple relatively, so component die design machine-shaping more easily realizes, and increased the intensity of whole knob key structure, improve the reliability of total, reduced fault rate.Triggering portion 9 can be the column structure of consistent size up and down, in order to save material, double swerve when also in button post 8, moving for fear of triggering portion 9, triggering portion 9 also can be as shown in Figure 2, be designed to wide at the top and narrow at the bottom step-like, above the width at position of broad be slightly less than the internal diameter of button post 8.
In order to increase the resiliency that whole press-key structure resets, a sheathed spring 10 in triggering portion 9, the top of spring 10 contacts with the part of keypad 7 near triggering portion 9, its underpart contacts with computer substrate 5, when triggering portion 9 adopted as shown in Figure 2 step-like, the top of spring 10 can be touched with the bottom connection of the first half of broad in the triggering portion 9.After user's push action finishes, under the elastic force effect of spring 10, keypad 7 and press section 6 are resetted, the resilience strength of spring 10 is bigger, and user's operating handle is better, and in addition, spring 10 also can adopt the elastic construction of other spring-like to replace.
Connecting portion 17 is circumferentially stretched out to horizontal direction in edge, top at button post 8, connecting portion 17 is provided with opening 18, correspondingly, be provided with fixed bar 16 in the bottom of keypad 7, fixed bar 16 passes from opening 18, when the user pushes press section 6 downwards, just motion downwards in opening 18 of fixed bar 16, but simultaneously, define the motion that keypad 7 can not be done horizontal direction with respect to button post 8, the movable length of fixed bar 16 is equal to or greater than the stroke of triggering portion 9.Wherein, connecting portion 17 can be along the top of button post 8 along circumferentially being circular layout, also can be as shown in Figure 1, and be to be interrupted according to the quantity of its upper shed 18 and be provided with.For prevent keypad 7 and button post 8 to around rock, fixed bar 16 and opening 18 along circumferentially around respectively be provided with a pair ofly, can certainly not adopt four pairs, but will be provided with three pairs at least.
For fear of after keypad 7 resiliences, fixed bar 16 skids off from opening 18, tail end at fixed bar 16 is provided with the protuberance 19 that is used for the vertical direction location, after the user finished pressing operation, spring 10 was with keypad 7 resiliences, at this moment, fixed bar 16 is upwards motion in opening 18, after resilience put in place, protuberance 19 just was stuck in opening 18 places, and fixed bar 16 can not skid off from opening 18.
As shown in Figure 1, in button assembly 4, also include the guider that is used for 7 motions of vertical guide keypad, guider comprises the guiding depressed part 20 that is positioned on button post 8 outer walls, correspondingly, be provided with guiding rib 21 in the bottom of keypad 7, when the user carries out button operation, guiding rib 21 is done along guiding depressed part 20 and is slided up and down, guiding rib 21 and guiding depressed part 20 are a pair of along circumferentially respectively being provided with all around, like this, can further avoid keypad 7 and button post 8 when motion, to roll, not only can improve the feel of user's operation, can also improve the reliability of operation.
In the present embodiment, connecting portion 17 is set in distance, and promptly is provided with four connecting portions 17, guiding depressed part 20 just is arranged on two adjacent connecting portion 17 position intermediate, correspondingly, the guiding rib 21 on the keypad 7 also is arranged on the centre position of two whenever adjacent fixed bars 16.
Describe the ruuning situation of knob key structure inside below in detail:
The user presses press section 6 downwards, and keypad 7 moves downward synchronously, and spring 10 is compressed, the lower ends downward motion triggers touch switch 2 of the triggering portion 9 on the keypad 7.
The user unclamps press section 6, compresses the power cancellation of spring 10 originally, and spring 10 is in the used elongation down of self elastic force, and spring 10 upwards promotes keypad 7, and keypad 7 upwards promotes press section 6, and whole press-key structure resets.
As mentioned above, given in conjunction with the accompanying drawings and embodiments scheme content can derive the similar techniques scheme.In every case be the content that does not break away from technical solution of the present invention, to any simple modification, equivalent variations and modification that above embodiment did, all still belong in the scope of technical solution of the present invention according to technical spirit of the present invention.
Claims (10)
1, a kind of knob key structure of washer, comprise encoder (1), touch switch (2), knob assembly (3), reach button assembly (4), described encoder (1) and touch switch (2) all are fixed on the computer substrate (5), it is characterized in that: the triggering portion (9) that described button assembly (4) is used to trigger described touch switch (2) is designed to integrative-structure with keypad (7), goes up a sheathed spring (10) in described triggering portion (9).
2, knob key structure of washer according to claim 1, it is characterized in that: described knob assembly (3) comprises a knob endosome (11) and a knob lid (12), described knob endosome (11) connects and fixes mutually with described encoder (1), and described knob lid (12) connects and fixes mutually with knob endosome (11).
3, knob key structure of washer according to claim 1 is characterized in that: the top of described spring (10) contacts with the part of described keypad (7) near described triggering portion (9), and its underpart contacts with described computer substrate (5).
4, knob key structure of washer according to claim 1, it is characterized in that: described button assembly (4) also includes the press section (6) that is used to accept user's pressing operation, and button post (8), described button post (8) is the column structure of hollow, connect and fix mutually with described encoder (1), described keypad (7) is positioned at the inside of button post (8) with up and down connection of button post (8), described triggering portion (9).
5, knob key structure of washer according to claim 4 is characterized in that: described button post (8) is provided with the location structure that is used for the vertical direction location.
6, knob key structure of washer according to claim 5, it is characterized in that: two backstays (15) of described location structure for extending to described computer substrate (5) direction along the bottom of described button post (8), the bottom of described backstay (15) contacts with described computer substrate (5).
7, knob key structure of washer according to claim 4, it is characterized in that: connecting portion (17) is circumferentially stretched out to horizontal direction in the edge, top at described button post (8), described connecting portion (17) is provided with opening (18), correspondingly, be provided with fixed bar (16) in the bottom of described keypad (7), described fixed bar (16) passes from described opening (18), and can in described opening (18), move up and down, be provided with the protuberance (19) that is used for the vertical direction location at the tail end of described fixed bar (16).
8, knob key structure of washer according to claim 7 is characterized in that: described connecting portion (17) is by described opening (18) quantity and is interrupted setting.
9, according to each described knob key structure of washer of claim 1 to 8, it is characterized in that: in described button assembly (4), also include the guider that is used for the described keypad of vertical guide (7) motion.
10, knob key structure of washer according to claim 9, it is characterized in that: described guider comprises a plurality of guiding depressed parts (20) that are provided with separately on described button post (8) outer wall that are positioned at, correspondingly, described keypad (7) is provided with guiding rib (21), when the user carried out button operation, described guiding rib (21) slided up and down along guiding depressed part (20).
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| Application Number | Priority Date | Filing Date | Title |
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| CN200810127052XA CN101608390B (en) | 2008-06-19 | 2008-06-19 | Knob key structure of washer |
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| CN200810127052XA CN101608390B (en) | 2008-06-19 | 2008-06-19 | Knob key structure of washer |
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| CN101608390B CN101608390B (en) | 2012-06-06 |
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| CN104319149A (en) * | 2014-09-12 | 2015-01-28 | 东莞市林积为实业投资有限公司 | Switch key and encoder knob combination mechanism and switch encoder |
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| CN103019297A (en) * | 2012-12-19 | 2013-04-03 | 青岛歌尔声学科技有限公司 | Double-knob rotary triggering structure |
| CN104319149A (en) * | 2014-09-12 | 2015-01-28 | 东莞市林积为实业投资有限公司 | Switch key and encoder knob combination mechanism and switch encoder |
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Effective date of registration: 20100622 Address after: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Applicant after: haier group corporation Co-applicant after: Qingdao Haier Drum Washing Machine Co., Ltd. Address before: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Applicant before: haier group corporation Co-applicant before: Qingdao Haier Washing Machine Co., Ltd. |
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Effective date of registration: 20160726 Address after: 266101 Haier Industrial Park, No. 1, Haier Road, hi tech park, Laoshan District, Shandong, China Patentee after: Qingdao Haier Washing Machine Co., Ltd. Address before: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Patentee before: haier group corporation Patentee before: Qingdao Haier Drum Washing Machine Co., Ltd. |