CN101324019B - Locking device of washing bath door for washing machine - Google Patents

Abstract

Disclosed is a locking device which is suitable for rinse bath door of washing machine with a left hand door, or with a right hand door. A self-locking mechanism is provided in a heart cam manner for unlocking. When unlocking by using the self-locking mechanism, one end or any end of the other end of an operating shaft protruding out of the left or the right side of a switch box body is pulled, then a guide wall of the V-shaped locking plate of the operating shaft sliding contacts with a boss used for the operating shaft of the locking plate, and the locking plate moves towards a door hook detachably disposed on the rinse bath door of the washing machine; when pulling one end or the other end of the operating shaft of the locking plate to separate, the guide wall of the V-shaped locking plate of the operating shaft sliding contacts with the boss used for the operating shaft to make the locking plate move towards the direction for locating the door hook. The locking device of the invention is suitable for rinse bath door of washing machine.

Description

The locking device of washing bath door for washing machine

Technical field

0001

The present invention relates to a kind of locking device of washing bath door for washing machine, particularly relate to a kind of have can with the beating mode wash clothes drum-type structure sink washing machine (have in sink wash, the machine of rinsing program and dehydration procedure and in sink, wash, the machine of rinsing program, dehydration procedure and drying program etc.) the locking device (electromagnetic type door lock assembly) with so-called electromagnetic type self-locking mechanism (can hocket and lock and the parts of unlocking operation) of sink door (lid).In detail, relate to a kind of at L.H.flapped door washing machine and the washing machine of R.H.flapped door on can both use, drive with low operating physical force (light work power), make the improvement of the locking device of the washing bath door for washing machine that the sink door can not be opened easily.

Background technology

0002

All the time, be provided with steel ladle in the body of roller washing machine, be provided with the sink (sink hold concurrently dehydration barrel) of the drum-type structure that can under motor-driven, rotate in the steel ladle, the clothing that will wash is housed, by various operating process such as carrying out washing, drift ice, dehydration are controlled in the rotation of the water inlet in the described steel ladle, draining and described drum washing groove in the sink.This washing machine comprises:

[the positive side of described washing machine body is provided with a peristome to the sink door, be used for dropping into, take out washings to the sink of described drum-type structure, sink door inboard is provided with gate stop (hook that gate is in the lock state), and described gate stop can open or close the body peristome freely]; Be located at the positive side of described washing machine body and can open the door open button of described sink door; Described gate stop can stretch into the switching Lock Part that has door stop hole when being provided with described door of washing machine and closing;

Described switching Lock Part is made of positioning element, first augmentor, stretching bolt and locking device; Wherein, positioning element is that the location of stretching into the gate stop in the described door stop hole when described door of washing machine is closed makes washing tank cover remain on closed condition, first augmentor is the power that applies the described gate stop direction in location to described positioning element, the stretching bolt is by moving the parts that described positioning element is moved to released state by described gate stop positioning states with entering of resisting mutually of the strength that first augmentor applies, and locking device is the device that described positioning element is locked in the described gate stop state in location.

Between described door open button and the described switching Lock Part, be provided with the opening and closing operations parts of taking back rotating shaft, the opening and closing operations parts by to the pressing operation of described door open button with described gyroaxis as the revolution fulcrum, do the revolution action; Between described opening and closing operations parts and described stretching bolt, be provided with second augmentor; Be provided with the 3rd augmentor between described door open button and the described opening and closing operations parts, be used for pushing the direction reinforcing to described door open button;

Under the state of the described positioning element of described locking device non-locking, do the operation of pushing described door open button, because the reaction of the reinforcing of described the 3rd augmentor, described door open button promotes described opening and closing operations parts, described opening and closing operations parts are done the revolution action, revolution action along with described opening and closing operations parts, the active force that described second augmentor produces for the shape that remains unchanged, active force antagonism with described first augmentor, the turnover of stretching bolt is moved, thereby described positioning element is moved to the state of removing the location by the state of location gate stop;

Described locking device be in the locking described positioning element state under do the operation of pushing described door open button, because the reaction of the reinforcing of described the 3rd augmentor, described door open button promotes described opening and closing operations parts, described opening and closing operations parts are done the revolution action, along with the revolution action of described opening and closing operations parts, described second augmentor has produced distortion.

Have in the prior art with this washing machine, as refer to Patent Document as described in 1 as feature.

0003

For structure and the effect about positioning element in the conventional art shown in the patent documentation 1,1 Fig. 4 explains to Fig. 8 with reference to patent documentation now.

The paragraph number 0014 of patent documentation 1 specification is to paragraph number 0015, following record is arranged: " as shown in Figure 6; because the revolution of switching manipulation parts 93 action; stretching retainer spring 69; the stretching bolt 111 antagonism location clockwork spring 112 active forces turnover that cooperate with retainer spring 69 other ends are moved, making lockplate (positioning element) 113 serves as that the revolution fulcrum is done the revolution action with fulcrum 114.As shown in Figure 8, the lockhole 90a that embeds the gate stop 90 in the door stop hole 91 is embedded with the boss portion 113a of lockplate 113, and boss portion 113a is pulled and breaks away from lockhole 90a, and door body 8 is owing to the power of clockwork spring (not having diagram) is opened.Remove pushing on the door open button 56, lockplate 113 makes its boss portion 113a return the position of 91 li of door stop holes owing to clockwork spring 112 afterburning doing in location are turned round action.Because it is mobile that stretching bolt 111 retreats, done the recurrence action by the switching manipulation parts 93 that spring 69 hauls, push boss 94 and push to door open button 56, give as security 92 reinforcings of winding up, door open button 56 returns original position.

When closing the operation of a body 8, the inclined plane that boss portion 113a is pushed at the tip of the gate stop 90 by embedding door stop hole 91, the result makes lockplate 113 owing to the reaction of reinforcing of locking clockwork spring is turned round, and formed gate stop 90 and put in the state that door stop hole 91 the insides, boss portion 113a enter lock hole 90a fully.Lockplate 113 is owing to the reinforcing that is locked clockwork spring 112 is turned round, because its boss portion 113a embeds in the lockhole 90a of gate stop 90, the state of pent door body 8 is locked thus." (symbol is represented in the patent documentation 1, with in the specification of the present invention different).

0004

Patent documentation 1: specially permit communique No. 3811696

Patent documentation 2: specially permit communique No. 3736730

Summary of the invention

0005

Yet, in the past in the structure of the Lock Part of technology, because lockplate 113 is rotating as the revolution fulcrum with fulcrum 114, when boss portion 113a from the oblique revolution outward of lockhole 90a when coming off, may produce because the stressed excessive damaged residual problem that takes place on the part bight of gate stop 90 boss portion 113a.

Simultaneously, owing to be that the equipping position of lockplate 113 and stretching bolt 111 can be towards the position that door open button 56 sets for the machine design of the sink door of L.H.flapped door.Can not directly apply to the locking device of use in washing machine of the sink door of R.H.flapped door like this, produced thus for example to need to design again and make whole component parts counter-rotatings etc., and design adopts the associated components locking device of sink door to make it to be used in two residual problems that machine produced of L.H.flapped door and R.H.flapped door again.(symbol shown in patent documentation 1, different with in the specification of the present invention.)

0006

In view of the existing described problem of conventional art, with the problem that solves in the conventional art is purpose, and the present invention manages to provide the locking device of washing bath door for washing machine of the breakage of locking boss on the washing machine that a kind of washing machine that can be used for L.H.flapped door sink door can be used for R.H.flapped door sink door again, that can alleviate lockplate.

0007

To achieve these goals, the locking device of washing bath door for washing machine of the present invention constitutes (hardware) by following parts: the switch enclosure matrix is [as the integrally formed parts of ABS resin, described switch enclosure matrix is provided with door stop hole, when the band gate stop (makes door be in the hook of closed condition, can be metal, also can be resinous) sink door when closing, gate stop stretches in the door stop hole]; The solenoid actuating mechanism; Movable operation panel (as the integrally formed parts of POM resin) by described solenoid actuating mechanism driving; Connector (as the integrally formed parts of POM resin) with described movable operation panel interlock; Lockplate [as the integrally formed parts of POM resin, described lockplate is used to locate the described gate stop that inserts in the described door stop hole, and by described connector implement to lock (location) or release (positioning solution except that)]; Compression helical spring A (, being used for) often to described lockplate application of force on the direction of the described gate stop in location as stainless steel wire; Operating axis (in order to open the door of the sink that is located on the washing machine, during the operation door open button, described operating axis drives described lockplate and moves to the direction that breaks away from gate stop); Switch enclosure lid (as the integrally formed parts of ABS resin, described switch enclosure lid is provided with the gate stop mouth, is used for described gate stop and stretches into); This is a kind of device with self-locking mechanism of aligning and the heart-shaped cam that breaks away from (location) or release (positioning solution is removed) of realizing locking by heart-shaped cam ditch and pilot pin (fixing but periphery is arranged with the distance of gyroaxis, while be to turn round the device that its peripheral various materials is given various motions) mode.

In detail, described solenoid actuating mechanism, by go up solenoid, the support (as stainless steel flat plate being processed into the コ font) of embracing solenoid periphery as described in being stuck in made around copper cash (as enamel-covered wire) at coil axes (as the integrally formed parts of PA resin), be fixed in as described in support fixed iron core (as stainless steel flat plate) and be located at as described in movable core (as the stainless steel flat plate) formation of band locating hole of coil inside; Described movable core (also can be described as piston) attracts to return after action and the coil demagnetization action by coil magnetization when (as to solenoid direct current 100V in addition) does to come and go and moves;

Described movable operation panel, be connected with described movable core, and with equidirectional round action, movable operation panel one end is provided with connector boss (as cylindrical), slightly central part is provided with boss and spring B one end bearing that cooperates usefulness with the locating hole of described movable core, the other end is provided with the heart-shaped cam ditch and (is meant that slightly central portion is provided with heart-shaped boss, established the pilot pin of a plurality of step-like jumps etc. around the described heart-shaped boss and induced ditch), between the spring B other end seating wall and spring B one end bearing on the described movable operation panel that are located on the described switch enclosure matrix, compression helical spring B (as stainless steel wire) is housed, be used for the spring B one end bearing application of force on spring B other end seating wall and described movable operation panel often, thereby when described solenoid demagnetization, described movable core can easily come and go action;

Described connector, one end is provided with boss, be used to lock described lockplate, the oblique guide groove that connects with boss that is provided with in the other end, be used for connector energy corresponding actions when the connection of described movable operation panel is moved with boss, thereby the round action of described movable core can be changed to the round action of vertical direction;

Described operating axis (as the integrally formed parts of POM resin), one end is provided with tensile part locating hole A, its adjacent position is provided with the lockplate guiding wall of V font, is used to make described lockplate to move to the direction that breaks away from described door stop hole, and the other end is provided with tensile part locating hole B; Because described operating axis is integrally formed by said structure, described operating axis can with the equidirectional round action of described connector, and the round action meeting of described operating axis makes described lockplate be changed to the round action of vertical direction because the lockplate guiding wall of V font is returned and drawn;

Described lockplate, the one end (for example is provided with boss, for described gate stop can be embedded easily, can be set as taper), be used for vertical direction and locate described gate stop, the boss corresponding concave part and the spring A bearing of the described connector that the summary central part is provided with and stretches into, the other end is provided with the boss (as cylindrical) that operating axis is used, when described self-locking mechanism is in non-locking (positioning solution is removed), the any end in one end of described operating axis or the other end is stretched, the lockplate guiding wall of the V font of described operating axis contacts slip with the operating axis of described lockplate with boss, described lockplate is moved to the direction that breaks away from described gate stop (vertically downwards), when the tensile force that acts on an end of described operating axis or the other end is thrown off, the lockplate guiding wall of the V font of described operating axis contacts slip with operating axis with boss, and described lockplate is moved to the direction (vertically upwards) of the described gate stop in location; Self-locking mechanism just unlocks (positioning solution is removed) back just to the action of described magnetic excitation coil attraction movable core, the heart-shaped cam ditch contacts slip with pilot pin, and it is corresponding with the attraction action of movable core, the boss of described connector stretches into described recess, thereby locking lockplate, then pass through described solenoid demagnetization, movable core is done the involution action, owing to contact slip between heart-shaped cam ditch and pilot pin, self-locking mechanism is locked (location), prevent the round action of described operating axis afterwards, kept the state of gate stop location; Just described magnetic excitation coil is attracted the movable core action during self-locking mechanism just locked (location), the heart-shaped cam ditch contacts slip with pilot pin, and it is corresponding with the attraction action of movable core, the boss of described connector breaks away from described recess and does the involution action, thereby unlocks (positioning solution is removed); Then pass through described solenoid demagnetization, movable core is done the involution action, and after breaking away between heart-shaped cam ditch and pilot pin, self-locking mechanism unlocks (positioning solution is removed), and described operating axis just can come and go action, and described gate stop can insert or leave freely;

Described switch enclosure matrix, rectangular substantially box can be provided with described solenoid actuating mechanism, described movable operation panel, described connector, described lockplate, described compression helical spring A, described operating axis in this cassette interior given place;

The upper left quarter of switch enclosure matrix, be provided with the space of slightly rectangular door stop hole, be provided with the space of connector guide groove portion in the bottom, space of described door stop hole, described connector can be in the lateral shuttle action of the left and right sides, space of described connector guide groove portion, and an end boss left-hand of described connector is provided with described connector; The bottom, space of described connector guide groove portion is provided with the space of the lockplate guide groove portion that described lockplate can vertically come and go up and down, one end boss of described lockplate is towards described door stop hole one side, between the spring A bearing of described lockplate and switch enclosure matrix lower-left wall, settled the described lockplate that described compression helical spring A is housed, right adjacency section in the space of described connector guide groove portion, the space of movable operation panel is held in setting, make the connection of described movable operation panel one end aim at the guide groove of described connector the other end connection, described movable operation panel is installed with boss with boss; The heart-shaped cam ditch of the other end of described movable operation panel can (be meant and be located at the heart-shaped cam ditch on the movable operation panel with pilot pin, be to be the parts that step-like pilot pin guide groove is used around the heart-shaped boss in detail, be shaped as crank-like) an end locate mutually, on the switch enclosure matrix, load onto pilot pin the other end and reseting plate (leaf spring), and load onto compression helical spring B between spring B one end bearing of spring B other end seating wall in being located at the switch enclosure matrix and described movable operation panel, below the summary central portion in the space that holds described movable operation panel, be provided with the space that is used to hold the solenoid actuating mechanism, the solenoid actuating mechanism is installed, the installing hole of the movable core of the boss of summary central portion of described movable operation panel and described solenoid actuating mechanism is aimed at, the operating axis of described lockplate the other end with boss on, its summary central top with the lockplate guiding wall of the V font of operating axis is aimed at, and an end tensile part locating hole A who makes described operating axis protrudes in and is located at outside the axle bed on facing the wall and meditating of switch enclosure matrix left side, and the tensile part locating hole B of the described operating axis other end protrudes in and is located at outside the axle bed of switch enclosure matrix right side on facing the wall and meditating, described operating axis is installed in the switch enclosure matrix in above-mentioned mode, with switch enclosure matrix and switch enclosure shell combination, make the gate stop of the space of described door stop hole of switch enclosure matrix and switch enclosure lid salty folded.

0008

Simultaneously, its feature also is: integrally formed operating axis (for example by the integrally formed parts of POM resin) is divided into operating axis A (for example POM resin) and operating axis B (for example POM resin), the end of operating axis A is provided with tensile part locating hole AA, the oblique lockplate guiding wall A that is provided with in the other end of operating axis A, be used to guide lockplate to move to the direction that breaks away from described door stop hole, face the wall and meditate and be provided with axle bed in switch enclosure matrix left side, the tensile part locating hole AA that is installed in the end of the described operating axis A on the described switch enclosure matrix protrudes in outside this axle bed, and the end of operating axis B is provided with tensile part locating hole BB, the oblique lockplate guiding wall B that is provided with of the other end of operating axis B, be used to guide lockplate to move to breaking away from described door stop hole direction, face the wall and meditate and be provided with axle bed in switch enclosure matrix left side, the tensile part locating hole AA that is installed in the end of the described operating axis A on the described switch enclosure matrix protrudes in outside this axle bed;

When described self-locking mechanism is in non-locking, the any end in the end of described operating axis A or the end of described operating axis B is stretched, the lockplate guiding wall B of the V font of the lockplate guiding wall A of the oblique setting in the other end of described operating axis A or the oblique setting in the other end of described operating axis B contacts slip with the operating axis of described lockplate with boss, described lockplate is moved to the direction that breaks away from described gate stop, when the end of an end that breaks away from described operating axis A or described operating axis B, the lockplate guiding wall B of the lockplate guiding wall A of the oblique setting in the other end of described operating axis A or the oblique setting in the other end of described operating axis B contacts slip with the operating axis of described lockplate with boss, and described lockplate is moved to the direction of the described gate stop in location.

0009

In the locking device of washing bath door for washing machine of the present invention like this, compression helical spring A is equivalent to the location clockwork spring (first augmentor) 112 in the prior art, and the door open button 56 of existing technology, opening and closing operations parts 93, give as security wind up (the 3rd augmentor) 92, retainer spring (second augmentor) 69, and those annexes all can use (continuing to use).(symbol shown in patent documentation 1, different with in the specification of the present invention.)

Effect of the present invention is:

0010

Because be provided with the gate stop that can be located at from vertical direction location on the sink door of washing machine, the locking boss of lockplate just can not concentrated damaged because of the part bight is stressed, alleviate damaged effect thereby obtained.

Simultaneously, self-locking mechanism is when non-locking (positioning solution is removed), when stretching protrudes in the end of the operating axis about the switch enclosure matrix or the other end, the lockplate guiding wall B of the V font of described operating axis contacts slip with the operating axis of lockplate with boss, and described lockplate is moved to the direction that disengaging is located at the described gate stop on the sink door; When an end that breaks away from described operating axis or the other end, the lockplate guiding wall of the V font of described operating axis contacts slip with the operating axis of described lockplate with boss, therefore described lockplate is moved to the direction of the described gate stop in location, played the effect that to use on the washing machine of the sink door of the washing machine of the sink door of L.H.flapped door and R.H.flapped door.

Required optimal morphology carries out an invention:

0011

Just end by changing to the operating axis that protrudes in the switch enclosure matrix left and right sides of stretching or this structure of the other end, the aspect of washing machine own is not appended parts especially yet, the purpose of using on the washing machine of having realized under the situation of not damaging compactedness at the sink door of the washing machine of the sink door of L.H.flapped door and R.H.flapped door.

Description of drawings

0012

Fig. 1 is the outward appearance oblique view of locking device 90 top front face of the washing bath door for washing machine of one embodiment of the invention.

Fig. 2 is an A-A sectional drawing of seeing Fig. 1 outward appearance oblique view from the left side, wherein

Fig. 2 (a) is the figure of the state before expression gate stop 19 enters,

Fig. 2 (b) is the figure of expression gate stop 19 state when having entered switch enclosure lid 70 gate stop mouths 71,

Fig. 2 (c) is that expression gate stop 19 enters door stop hole 61 in the switch enclosure matrix 60, the figure of the state when the locking boss 41 of locked plate 40 is located.

Fig. 3 is the outward appearance oblique view of the formation of expression solenoid actuating mechanism 10.

Fig. 4 is movable operation panel 20 outside drawings, wherein

Fig. 4 (a) is movable operation panel 20 back views,

Fig. 4 (b) is the outward appearance oblique view of movable operation panel 20 and pilot pin 26 and reseting plate 27 top front face.

Fig. 5 is the outward appearance oblique view of connector 30 top front face.

Fig. 6 is the operating axis 50 of one embodiment of the invention and the outside drawing of lockplate 40, wherein

Fig. 6 (a) is the outward appearance oblique view of the bottom surface, operating axis 50 top of one embodiment of the invention,

Fig. 6 (b) is the outward appearance oblique view of operating axis 50 top front face of one embodiment of the invention,

Fig. 6 (c) is the outward appearance oblique view of lockplate 40 top front face,

Fig. 6 (d) is lockplate 40 left side front views,

Fig. 6 (e) is the outward appearance oblique view of the top front face of the state behind the operating axis 50 of lockplate 40 tops assemblings one embodiment of the invention.

Fig. 7 is a B-B sectional drawing of seeing Fig. 1 outward appearance oblique view from the left side.

Fig. 8 takes off the front elevation of locking device 90 of washing bath door for washing machine of one embodiment of the invention of the state of switch enclosure lid 70, wherein

What Fig. 8 (a) represented is the front elevation of the operating axis 50 of one embodiment of the invention at the initial position state,

Fig. 8 (a) is the front view of the operating axis 50 of expression one embodiment of the invention at the state of initial position,

Fig. 8 (b) is the front view of the state of operating axis 50 1 ends 51 when being stretched of expression one embodiment of the invention,

Fig. 8 (c) is the front view of the state of operating axis 50 the other end 53 when being stretched of expression one embodiment of the invention.

Fig. 9 is switch enclosure matrix 60 outside drawings, wherein

Fig. 9 (a) is the front view of switch enclosure matrix 60,

Fig. 9 (b) is the outward appearance oblique view of switch enclosure matrix 60 top front face.Figure 10 take off switch enclosure lid 70 state one embodiment of the invention washing bath door for washing machine locking device 90 90 the degree postrotational front view.

Figure 11 is the installation diagram of locking device 90 in washing machine of the washing bath door for washing machine of one embodiment of the invention, wherein

Figure 11 (a) be the locking device 90 of washing bath door for washing machine of one embodiment of the invention at the installation diagram of washing machine 91 (partial graph) lining of the sink door of L.H.flapped door,

Figure 11 (b) is that the locking device 90 of washing bath door for washing machine of one embodiment of the invention is at the installation diagram of washing machine 96 (partial graph) lining of the sink door of R.H.flapped door.

Figure 12 is the outside drawing of the operating axis (operating axis A54 and operating axis B57) of other embodiment of the present invention, wherein

Figure 12 (a) is the outward appearance oblique view of operating axis A54 and operating axis B57 top front face,

Figure 12 (b) is illustrated in the outward appearance oblique view that the top front face of the state behind the operating axis of other embodiment of the present invention (operating axis A54 and operating axis B57) is loaded onto on lockplate 40 tops.

Figure 12 (c) is the top front face outward appearance oblique view that the operating axis 50 2 of one embodiment of the invention is divided into operating axis C47 and operating axis D48.

The explanation of symbol:

0013

10 ... the solenoid actuating mechanism, 11 ... terminal plate, 12 ... coil axes, 13 ... solenoid, 14 ... support, 15 ... fixed iron core, 16 ... locating hole, 17 ... movable core, 18 ... through hole, 19 ... gate stop, 20 ... movable operation panel, 21 ... the connector boss, 22 ... boss, 23 ... spring D one end bearing, 24 ... the heart-shaped cam ditch, 25 ... compression helical spring B, 26 ... pilot pin, 27 ... reseting plate, 28 ... spring B one end bearing, 29 ... lever stop, 30 ... connector, 31 ... boss, 32 ... connector boss guide groove, 33 ... compression helical spring D, 35 ... attract to confirm to use converter, 40 ... lockplate, 41 ... positioning boss, 42 ... the operating axis boss, 43 ... recess, 44 ... spring A bearing, 45 ... the spill axle bed, 46 ... compression helical spring A, 47 ... operating axis C, 48 ... operating axis D, 50 ... operating axis, 51 ... one end (tensile part locating hole A), 52 ... the lockplate guiding wall of V font, 53 ... the other end (tensile part locating hole B), 54 ... operating axis A, 55 ... one end (tensile part locating hole AA), 56 ... the other end (lockplate guiding wall A), 57 ... operating axis B, 58 ... one end (tensile part locating hole BB), 59 ... the other end (lockplate guiding wall B), 60 ... switch enclosure matrix (housing), 61 ... door stop hole (space), 62 ... connector guide groove portion (space), 63 ... lockplate guide groove portion (space), 64 ... spring A bearing, 65 ... take in the space of solenoid actuating mechanism 10,66 ... axle bed, 67 ... axle bed, 68 ... take in the space of movable operation panel 20,70 ... switch enclosure lid (case lid), 71 ... the gate stop mouth, 72 ... take in the space that attracts to confirm to use converter 35,73 ... take in the space of push pedal 81,74 ... take in the space of derailing switch 83,75 ... spring B other end seating wall, 76 ... pilot pin other end installing hole, 77 ... the reseting plate installing hole, 78 ... take in the space of compression helical spring C and snap-fastener 80,79 ... the other end seating wall of back-moving spring 82,80 ... snap-fastener, 81 ... push pedal, 82 ... back-moving spring, 83 ... derailing switch, 86 ... manually remove lever, 87 ... back-moving spring, 88 ... the hand switch rod, 89 ... stay cord, 90 ... the locking device of one embodiment of the invention washing bath door for washing machine, 91 ... the washing machine (partial graph) of the sink door of L.H.flapped door, 92 ... door open button, 93 ... retainer spring, 96 ... the washing machine (partial graph) of the sink door of R.H.flapped door, 97 ... door open button, 98 ... retainer spring, 99 ... tapping screw.

The specific embodiment

Embodiment one

0014

Fig. 1 is the outward appearance oblique view of locking device 90 top front face of the washing bath door for washing machine of one embodiment of the invention, is the figure of state before expression gate stop 19 enters.Fig. 2 is an A-A sectional drawing of seeing Fig. 1 outward appearance oblique view from the left side, Fig. 2 (a) is the figure of the state before expression gate stop 19 enters, Fig. 2 (b) is the figure of expression gate stop 19 state when having entered switch enclosure lid 70 gate stop mouths 71, Fig. 2 (c) is that expression gate stop 19 enters door stop hole 61 in the switch enclosure matrix 60, the figure of the state when the locking boss 41 of locked plate 40 is located.Fig. 3 is the outward appearance oblique view of the formation of expression solenoid actuating mechanism 10.Fig. 4 is movable operation panel 20 outside drawings (expanded view), and Fig. 4 (a) is movable operation panel 20 back views, and Fig. 4 (b) is the outward appearance oblique view of movable operation panel 20 and pilot pin 26 and reseting plate 27 top front face.Fig. 5 is the outward appearance oblique view (expanded view) of connector 30 top front face.Fig. 6 is the operating axis 50 of one embodiment of the invention and the outside drawing of lockplate 40, Fig. 6 (a) is the outward appearance oblique view of the bottom surface, operating axis 50 top of one embodiment of the invention, Fig. 6 (b) is the outward appearance oblique view of operating axis 50 top front face of one embodiment of the invention, Fig. 6 (c) is the outward appearance oblique view of lockplate 40 top front face, Fig. 6 (d) is lockplate 40 left side front views, and Fig. 6 (e) is the outward appearance oblique view of the top front face of the state behind the operating axis 50 of lockplate 40 tops assemblings one embodiment of the invention.Fig. 7 is a B-B sectional drawing (expanded view) of seeing Fig. 1 outward appearance oblique view from the left side, is the figure of the relation of expression heart-shaped cam ditch 24, pilot pin 26 and reseting plate 27.Fig. 8 is that the front view of locking device 90 of washing bath door for washing machine of one embodiment of the invention that takes off the state of switch enclosure lid 70 (dwindles figure.Be the cut big sketch maps of stay cord 89 parts), Fig. 8 (a) is the front view of the operating axis 50 of expression one embodiment of the invention at the state of initial position, Fig. 8 (b) is the front view of the state of operating axis 50 1 ends 51 when being stretched of expression one embodiment of the invention, and Fig. 8 (c) is the front view of the state of operating axis 50 the other end 53 of expression one embodiment of the invention when being stretched.Fig. 9 is switch enclosure matrix 60 outside drawings, and Fig. 9 (a) is the front view of switch enclosure matrix 60, and Fig. 9 (b) is the outward appearance oblique view of switch enclosure matrix 60 top front face.Figure 10 be take off switch enclosure lid 70 state one embodiment of the invention washing bath door for washing machine locking device 90 90 the degree postrotational front view (expanded view.Be the cut big sketch maps of stay cord 89 parts).Figure 11 is the installation diagram of locking device 90 in washing machine of the washing bath door for washing machine of one embodiment of the invention, Figure 11 (a) be the locking device 90 of washing bath door for washing machine of one embodiment of the invention at the installation diagram of washing machine 91 (partial graph) lining of the sink door of L.H.flapped door, Figure 11 (b) is that the locking device 90 of washing bath door for washing machine of one embodiment of the invention is at the installation diagram of washing machine 96 (partial graph) lining of the sink door of R.H.flapped door.

0015

Referring to figs. 1 through Figure 10, the main inscape (parts) of locking device 90 of the washing bath door for washing machine of one embodiment of the invention once is described now

The locking device 90 of the washing bath door for washing machine of one embodiment of the invention, mainly constitute: switch enclosure matrix 60 (shell) by following parts, be provided with door stop hole 61, when the band gate stop 19 sink door (not illustrating) when closing gate stop 19 stretch in the door stop hole 61, the sink door is located at (do not illustrate, gate stop is provided with through hole 18) on the washing machine; Solenoid actuating mechanism 10; Movable operation panel 20 by described solenoid actuating mechanism 10 drivings; Connector 30 with described movable operation panel 20 interlocks; Lockplate 40 is used to locate in the door stop hole 61 that inserts described gate stop 19, and by described connector 30 implement to lock (location) or release (positioning solution except that); Compression helical spring A46 is used for often to the direction application of force of described lockplate 40 to the described gate stop 19 in location; Operating axis 40 is in order to open the sink door that is located on the washing machine, by the operation door open button (mark 92 or 97 among Figure 11.The 92nd, the door open button of the washing machine 91 of the sink door of L.H.flapped door, the 97th, the door open button of the washing machine 96 of the sink door of R.H.flapped door), the positioning boss 41 of described lockplate 40 is moved to the direction that breaks away from described gate stop 19; Switch enclosure lid 70 (cap is as the integrally formed parts of ABS resin), described switch enclosure lid 70 is provided with gate stop mouth 71, is used for stretching into of described gate stop 19.

Simultaneously as shown in Figure 7, the locking device 90 of the washing bath door for washing machine of one embodiment of the invention be a kind of have by heart-shaped cam ditch 24 (be meant at central portion slightly and be provided with heart-shaped boss, be provided with the pilot pin guide groove that is step-like around this heart boss) and pilot pin 26 (be meant and be located at the heart-shaped cam ditch 24 on the movable operation panel 20, be to be the parts that step-like pilot pin guide groove is used around the heart-shaped boss in detail, be shaped as crank-like, as the stainless steel wire system of using) the device of aligning and the self-locking mechanism of the heart-shaped cam mode that breaks away from realize locking (location) or release (positioning solution except that).

0016

As shown in Figure 3, solenoid actuating mechanism 10 (as encapsulants such as mylar, epoxy resin, silicone resin, mephenesin Carbamate resins, also comprises other material such as waterproof material, anti-moist wood, the anti-material that condenses by going up around copper cash (as electromagnetic wires such as enamel-covered wires) at the coil axes 12 that is the angle tubular (parts integrally formed as the PA resin) and being inserted with copper tip 11 (as copper sheet) encapsulation back at insulating material.) solenoid 13 made of lining, open loop shape embrace be stuck in described solenoid 13 peripheries be コ word shape support 14 (as stainless steel flat plate), insert as described in solenoid 13 inner and with as described in the fixing fixed iron core 15 (as stainless steel flat plate) of support 14 and be located at as described in solenoid 13 inner and with movable core 17 (as the stainless steel flat plate) formation of locating hole 16.

When described movable core 17 unlocks (positioning solution is removed) at the self-locking mechanism of heart-shaped cam mode, described solenoid 13 is implemented energising (as the voltage in 11 input AC 100V of terminal plate of solenoid 13 full-wave rectification.), (heart-shaped cam ditch 24 is done with pilot pin 26 and is contacted slip simultaneously to be attracted action during described solenoid 13 excitations.), begin to move about about 7mm from the involution position in one embodiment of this invention.Then described solenoid 13 is implemented outage, do to return action (heart-shaped cam ditch 24 pilot pins 26 are aligned with each other simultaneously) after described solenoid 13 demagnetizations, can move about about 5mm and to the involution locality in one embodiment of this invention and stop the self-locking mechanism of heart-shaped cam mode locked (location) in the position location.

Simultaneously described movable core 17 is implemented energising to described solenoid 13 when the self-locking mechanism of heart-shaped cam mode locked (location), and (while heart-shaped cam ditch 24 is done with pilot pin 26 and contacted slip to be attracted action during described solenoid 13 excitations.), begin to move about about 5mm from the involution position of being advised in one embodiment of this invention.Then described solenoid 13 is implemented outage, do to return action (heart-shaped cam ditch 24 pilot pins 26 break away from simultaneously) after described solenoid 13 demagnetizations, can move about about 7mm in one embodiment of this invention, get back to home position, the self-locking mechanism of heart-shaped cam mode unblank (positioning solution remove).

Described movable core 17 is by do the round action (being the above-below direction longitudinally of Figure 10 in one embodiment of the invention) of regulation above-mentionedly to solenoid 13 excitations (attract action) and demagnetization (homing action).

0017

As shown in Figure 4, described movable operation panel 20 (parts integrally formed) as the POM resin with as described in movable core 17 be connected, and with described movable core 17 equidirectional round actions (being the above-below direction longitudinally of Figure 10 in one embodiment of the invention).One end is provided with connector boss 21, slightly central portion is provided with boss 22 and spring B one end bearing 28 that cooperates with the locating hole 16 of described movable core 17, the other end is provided with heart-shaped cam ditch 24 and (is meant at the summary central portion and is provided with heart-shaped boss, around this heart boss, be provided with the pilot pin guide groove that is step-like), between the spring B other end seating wall 75 and spring B one end bearing 28 on the described movable operation panel 20 that are located on the described switch enclosure matrix 60, compression helical spring B25 (curled hair clockwork spring is housed, as stainless steel wire), be used for spring B one end bearing 28 application of forces on spring B other end seating wall 75 and described movable operation panel often, thereby when described solenoid 13 demagnetizations, described movable core 17 can easily come and go action;

In addition, on movable operation panel 20, be provided with lever stop 29, be used to make the manual releasing lever 86 of pilot pin 26 can come and go action; Also be provided with simultaneously the end bearing 23 of compression helical spring D33, be used to settle compression helical spring D33, can confirm to detect the attraction action of described movable core 17 by attracting affirmation with the switch of converter 36.

0018

As shown in Figure 5, connector 30 (parts integrally formed as a POM resin) end is provided with boss 31, be used for locking (location) described lockplate 40, the other end is oblique to be provided with connector with boss guide groove 32, makes energy corresponding actions when contact slip with the connector of described movable operation panel 20 with boss 31.

About the angle that connector tilts with boss guide groove 32, should be corresponding with the round distance (about about 7mm) of described movable core 17 from the reset position to the stop position, designed about miter angle in one embodiment of this invention.But also can change by the distance of this angle of any change to described connector 30.

Like this, connector by described movable operation panel 20 is with the slip that contacts of the guide groove 32 of boss 21 and described connector 30, the round action of described movable core 17 (in one embodiment of the invention Figure 10 above-below direction longitudinally) can be changed to the round action of vertical direction (in one embodiment of the invention horizontal left and right directions of the Figure 10).

0019

As shown in Figure 6, one end 51 of the operating axis 50 in one embodiment of the invention is provided with tensile part locating hole A, its adjacent position is provided with the lockplate guiding wall 52 of V font, be used for making described lockplate 40 to move (one embodiment of the invention are in the downward direction longitudinally of Figure 10) to the direction that breaks away from described door stop hole 61, the other end 53 is provided with tensile part locating hole B, and operating axis 50 is by said structure integrally formed (parts integrally formed as the POM resin).

Angle about the V font of the lockplate guiding wall 52 of V font, should be corresponding with the distance (about about 5mm) of the round action of lockplate 40, for the round distance that makes described operating axis 50 is about 6mm, about 90 angles have therefore been designed in one embodiment of this invention.But also can be by any this angle of change, the round distance of described operating axis 50 is changed.

Shown in Figure 11 (b), the tensile part locating hole A of one end 51 of the operating axis 50 of one embodiment of the invention is that the other end with retainer spring 98 (second augmentor) is used, retainer spring 98 is installed in the door open button 97 of washing machine 96 of sink door of the R.H.flapped door in the prior art, and (do not illustrate, described door open button 97 is provided with the 3rd augmentor that upwards pushes away this door open button 97.) an end.But aiming at of the other end of the other end 53 tensile part locating hole B that also can be by operating axis 50 and retainer spring 98 (second augmentor) is located at washing machine 96 bottoms with door open button 97.

Simultaneously, shown in Figure 11 (a), 53 tensile part locating hole B of the other end of the operating axis 50 of one embodiment of the invention are that the other end with retainer spring 93 (second augmentor) is used, retainer spring 93 is installed in the door open button 92 of washing machine 91 of sink door of the L.H.flapped door in the prior art, and (do not illustrate, described door open button 92 is provided with the 3rd augmentor that upwards pushes away this door open button.) an end.But aiming at of the other end of the other end 51 tensile part locating hole A that also can be by operating axis 50 and retainer spring 93 (second augmentor) is located at washing machine 91 bottoms with door open button 92.

And, operating axis 50 can come and go action (in one embodiment of the invention horizontal left and right directions of the Figure 10) with equidirectional with described connector 30, and the round action of described operating axis 50 can be transformed to the round action (in one embodiment of the invention Figure 10 above-below direction longitudinally) of the vertical direction of described lockplate 40 through the lockplate guiding wall 52 of V font.

Shown in Fig. 6 (e), lockplate 40 tops are equipped with operating axis 50, and the summary central top of the guiding wall 52 of the lockplate of the V font of at this moment described operating axis 50 is aimed at the operating axis of described lockplate 40 the other end and used boss 42 tops.Simultaneously, this state is the reset position of operating axis 50.

0020

As shown in Figure 6, lockplate 40 (parts integrally formed) as the POM resin, the one end is provided with positioning boss 41, be used for inserting and locating the through hole 18 of described gate stop 19 from right angle orientation, slightly central portion is provided with the recess 43 and the spring A bearing 44 of the boss 31 of the described connector 30 that can stretch into, and the other end is provided with the operating axis usefulness boss of aiming at the summary central top of the V font lockplate guiding wall 52 of described operating axis 50 42.

This spring A bearing 44, in compression helical spring A46 is housed (as the clockwork spring of stainless steel wire coiling.)。The purpose that this compression helical spring A46 is set is often to be equivalent to the locking clockwork spring (first augmentor) in the prior art to the direction reinforcing of described lockplate 40 by the described gate stop 19 in location.

0021

At this effect (software control) of operating axis 50 and lockplate 40 in one embodiment of the invention once is described.

What Fig. 8 (a) represented is the front elevation of the operating axis 50 of one embodiment of the invention at the initial position state.

At first, shown in Fig. 8 (b) or Figure 11 (b), during not locking of self-locking mechanism (positioning solution is removed), suppose that we open the door open button 97 of washing machine 96 of the sink door of R.H.flapped door in the prior art, our described operating axis 50 1 ends 51 that stretch, the lockplate guiding wall 52 of the V font of described operating axis 50 contacts slip with the operating axis of described lockplate 40 with boss 42, and the positioning boss 41 that makes described lockplate 40 moves to the direction of the through hole 18 that breaks away from described gate stop 19 (in one embodiment of the invention Figure 10 downward direction) longitudinally.

Then, suppose that we close the sink door of washing machine 96 (partial graph) of the sink door (not illustrating) of R.H.flapped door in the prior art, if decontrol described operating axis 50 1 ends 51 that stretch, the lockplate guiding wall 52 of the V font of described operating axis 50 contacts slip with the operating axis of described lockplate 40 with boss 42, and the positioning boss 41 that makes described lockplate 40 moves to the direction of inserting and locate the through hole 18 of described gate stop 19 (in one embodiment of the invention Figure 10 longitudinally upward to).

0022

Then, shown in Fig. 8 (c) or Figure 11 (a), during not locking of self-locking mechanism (positioning solution is removed), suppose that we open the door open button 92 of washing machine 91 of the sink door of R.H.flapped door in the prior art, our stretch other end 53 of described operating axis 50, the lockplate guiding wall 52 of the V font of described operating axis 50 contacts slip with the operating axis of described lockplate 40 with boss 42, and the positioning boss 41 that makes described lockplate 40 moves to the direction of the through hole 18 that breaks away from described gate stop 19 (in one embodiment of the invention Figure 10 downward direction) longitudinally.

Then, suppose that we close the sink door of washing machine 91 (partial graph) of the sink door (not illustrating) of R.H.flapped door in the prior art, if decontrol the other end 53 of the described operating axis 50 that stretches, the lockplate guiding wall 52 of the V font of described operating axis 50 contacts slip with the operating axis of described lockplate 40 with boss 42, and the positioning boss 41 that makes described lockplate 40 moves to through hole 18 directions of inserting and locate described gate stop 19 (in one embodiment of the invention Figure 10 longitudinally upward to).

Like this, no matter stretch described operating axis 50 1 ends 51 or the other end 53, described gate stop 19 can locked (location) and release (positioning solution is removed).Therefore use on the washing machine 97 of the washing machine 91 of L.H.flapped door that also can both be in prior art and R.H.flapped door.

0023

The effect (software control) of one lower connector 30 and lockplate 40 then, is described.

Self-locking mechanism just unlocks (positioning solution is removed) back just to described solenoid 13 excitations, attract movable core 17 actions, heart-shaped cam ditch 24 contacts slip with pilot pin 26, and it is corresponding with the attraction action of movable core 17, the boss 31 of described connector 30 stretches into the recess 43 (laterally moving right among Figure 10 of the embodiment of the invention one) of described lockplate 40, described lockplate 40 locked (location).Then pass through described solenoid 13 demagnetizations, movable core 17 is done the involution action, owing to the contact slip of heart-shaped cam ditch 24 with pilot pin 26, self-locking mechanism is locked (location), and controlled the round action (the horizontal left and right directions among Figure 10 of the embodiment of the invention one) of described operating axis 50, make described gate stop 19 keep the state of locking.

During self-locking mechanism just locked (location) just to described solenoid 13 excitations, attract movable core 17 actions, heart-shaped cam ditch 24 connects 26 with pilot pin and contacts slip, and it is corresponding with the attraction action of movable core 17, the boss 31 of described connector 30 breaks away from the recess 43 (laterally being moved to the left among Figure 10 of the embodiment of the invention one) of described lockplate 40, thereby the locking of described lockplate is disengaged (positioning solution is removed).Then pass through described solenoid 13 demagnetizations, movable core 17 is done the involution action, after heart-shaped cam ditch 24 breaks away from pilot pin 26, self-locking mechanism unlock (positioning solution remove), described operating axis 50 just can come and go action (the horizontal left and right directions among Figure 10 of the embodiment of the invention one), and described gate stop 19 can insert or leave (open or close) freely.

0024

As shown in Figure 9, switch enclosure matrix 60 is to be dimetric box, being the main composition key element (parts) of the washing bath door for washing machine locking device 90 of one embodiment of the invention, is the box body (as the integrally formed parts of ABS resin) that can be provided in the inner given place of box body and be provided with described solenoid actuating mechanism 10, described movable operation panel 20, described compression helical spring B25, described connector 30, described lockplate 40, described compression helical spring A46, described operating axis 50 and other associated components.By switch enclosure lid 70 being used as the lid of switch enclosure matrix 60, the locking device 90 main inscapes (parts) that play the washing bath door for washing machine of protection one embodiment of the invention avoid the effect of dust and water droplet invasion etc. simultaneously.

The space He Bi that is located on the switch enclosure matrix 60, hole etc. are described here, once.

The upper left quarter of switch enclosure matrix 60 is provided with the space of the door stop hole 61 that is formed by the wall that is square shape, the space of connector guide groove portion 62 is arranged at the bottom, space of described door stop hole 61, the space of lockplate guide groove portion 63 is arranged at the bottom, space of described connector guide groove portion 62, wall (lower-left wall) is provided with spring A seat part 64 below the space of described lockplate guide groove portion 63, the right adjacency section in described lockplate guide groove portion 63 spaces has settles the space 72 that attracts to confirm with converter 35, there is the space 68 of settling movable operation panel 20 the right adjacency section in described connector guide groove portion 62 spaces, at 68 li the other end installing hole 76 and reseting plate installing holes 77 that are provided with spring B other end seating wall 75 and pilot pin in space of settling described movable operation panel 20, the space 65 of settling solenoid actuating mechanism 10 is arranged below the summary central portion in the space 68 of settling described movable operation panel 20, and upper right quarter has the compression helical spring of arrangement C (not illustrate.) and the space 78 of snap-fastener portion 80, settle described compression helical spring (curled hair clockwork spring.As stainless steel wire) and 78 bottoms, space of snap-fastener portion 80 have and settle space and reseting plate 82 other end bearings 79 of giving as security plate 81, the space 74 of settling derailing switch 83 is arranged at reseting plate 82 other end bearings 79 bottoms, switch enclosure matrix 60 left surfaces have bearing 66, and switch enclosure matrix 60 right flanks have bearing 67.

And, though switch enclosure matrix 60 upper right quarters have the compression helical spring of arrangement C (not illustrate.) and the space 78 of snap-fastener portion 80, but also can be according to customer requirement etc., the left adjacency section in described lockplate guide groove portion 63 spaces is changed or moved.

0025

Each space of once being located on the switch enclosure matrix 60, wall, hole association with respect to the aspect, installation side of the main composition key element (parts) of the washing bath door for washing machine locking device 90 of the embodiment of the invention one then is described, and referring to Figure 10.

Described connector 30 has been settled in the space of the described connector guide groove portion 62 of switch enclosure matrix 60, and the boss 31 that makes described connector 30 1 ends left; In the space of described lockplate guide groove portion 63, between the spring A seat part 64 of the spring A of described lockplate 40 bearing 44 and switch enclosure matrix 60 lower-left walls, settled the described lockplate 40 that described compression helical spring A46 is housed, an end positioning boss 41 that makes described lockplate 40 is towards described door stop hole 61 1 sides; In the space 68 of settling described movable operation panel 20, the connector of the other end of described connector 30 has been aimed at the connector boss 21 of described movable operation panel 20 1 ends with boss guide groove 32, and loads onto the moving operation panel 20 in the described right side; In pilot pin the other end installing hole 76 pilot pin 26 the other end of packing into, make an end of pilot pin 26 can be positioned at 24 li in the heart-shaped cam ditch of described movable operation panel 20 the other end, load onto reseting plate 27 (leaf spring) in the reseting plate installing hole 77, between the spring B other end bearing that is located at spring B other end seating wall on the switch enclosure matrix 60 and described movable operation panel 20, compression helical spring B25 is housed, in the space 65 of settling described solenoid actuating mechanism 10, the solenoid actuating mechanism 10 that comprises solenoid 13 is installed, the boss 22 of the summary central portion of described movable operation panel 20 is aimed at the locating hole 16 of the movable core 17 of described solenoid actuating mechanism 10; On the other end of described lockplate 40 operating axis is used boss 42, with switch enclosure matrix 60 be contained in described operating axis 50 above, the summary central top of the V font lockplate guiding wall 52 of described operating axis 50 can be aimed at, and the tensile part locating hole A of described operating axis 50 1 ends 51 protrudes in described axle bed 66, and the tensile part locating hole B of described operating axis 50 the other end 53 also can protrude in described axle bed 67.

Can be punctual at the boss 22 of the summary central portion that makes described movable operation panel 20 with 16 pairs of the locating holes of the movable core 17 of described solenoid actuating mechanism 10, in order to alleviate its collision sound, can load onto the shock absorber of rubber as the character softness, sponge etc. etc.

At last switch enclosure matrix 60 and 70 combinations of switch enclosure lid are installed, make described door stop hole 61 spaces of switch enclosure matrix 60 and gate stop mouth 71 overlaids of switch enclosure lid 70, referring to Fig. 2 A.For making switch enclosure lid 70 can install/come off freedom, switch enclosure lid 70 is (as stainless steels) of fixing with tapping screw 99 in one embodiment of the invention.If but do not install/come off freely necessary, also can hot weld (fix) switch enclosure matrix 60 and the resin of switch enclosure lid 70 formation.

0026

In the locking device 90 of the washing bath door for washing machine of one embodiment of the invention, except above-mentioned main composition key element (parts) is housed, other various testing agencies (device) are housed also.Being explained now (and in detail can be with reference to shown in the patent documentation 2.)

At first being provided in a side of washing machine (does not illustrate.) on gate stop 19 is housed the sink door (do not illustrate.) switch testing agency.Following record is just arranged on the 0008th section of before this patent documentation 2 detailed book: " at first; for the door of the electric switch box body of one embodiment of the invention can play effect of sufficient with a door pawl hook equipment 10; on the door 101 of electrical equipment 100; hope can be equipped with switch door lever 104, with the door pawl 102 of described switch door lever 104 interlocks, the push rod 103 of projection (compared with central authorities' one side of 102 more close 101 of described door pawls; symbols such as special requirement shape, size are not different with symbol of the present invention shown in patent documentation 2.), therefore wish also that (do not illustrate, the washing machine of locking device 90 that the sink door is located at the washing bath door for washing machine of one embodiment of the invention (does not illustrate being provided with the sink door of gate stop 19.) on) and on be provided with the projection push rod (as reference patent documentation 2 Figure 13.)。

To 0011 section following record is arranged 0009 section of patent documentation 2 detailed book: " switch testing agency by the slip that ends entity 40 with described extension mutually the attraction of interlock confirm with converter 60 (as microswitch; unidirectional change-over switch; two-way change-over switch; off and on machine); by the snap-fastener portion 70 (as ABS resin) of described push rod 103 pushings; described snap-fastener portion 70 is applied the compression helical spring (C) 71 (as stainless steel wire) of power always, afterburning cross bar portion 72 (as corrosion resistant plates) with the mobile interlock of described snap-fastener portion 70, with the derailing switch 73 of described afterburning cross bar portion 72 interlocks (as microswitch, unidirectional change-over switch, two-way change-over switch, off and on machine etc.), described extension ends the manual releasing lever 80 (as ABS resin) of pin 42, described manual releasing lever 80 is applied the compression helical spring (D) 81 (as stainless steel wire) of power always, the stay cord 82 that links described manual releasing lever constitutes.

At this, can insert/come off and main composition (parts) that the electromagnetic type door pawl of position gates pawl 102 is hung locking mechanism by peristome 21 (the little chest 20 in top), door pawl arrangement portion 31, hang and end entity 40 (heart-shaped cam 41), hang formations such as ending pin 42, movable core 51, movable core attraction type electromagnet 50.

Simultaneously, the electromagnetic type door pawl manual extension of the hanging locking mechanism main composition (parts) of ending cancel system has: manually remove lever 80 and stay cord 82 etc.

And the main composition (parts) that detects the push rod 103 slotting door switch testing agencies of taking off is: snap-fastener portion 70, afterburning cross bar portion 72 and derailing switch 73 etc.Different among symbol and the present invention.

And, door at one embodiment of the invention appliance switch box is hung in the locking apparatus 10 with the door pawl, shown in Fig. 7 front view, the attraction that is provided with and hangs the slip interlock that ends entity 40 in the bottom is confirmed with converter 60, top is provided with snap-fastener portion 70 and derailing switch 73 and (is provided with push rod 103 in the side compared with the central authorities of described door pawl 102 more close doors 101, when when door inside pushes, can detect the switch of going out by slightly warping of door.And can be provided with door pawl 102 and push rod 103 more closely.), confirm with converter 60 but can be provided with on top with the attraction of hanging the slip interlock that ends entity 40, snap-fastener portion 70 and derailing switch 73 snap-fastener portions 70 are set in the bottom and derailing switch 73 (when wanting configured separate door pawl 102 with catch bar 103 is favourable) can be set in the bottom " (symbol is different with detailed book of the present invention shown in patent documentation 2.)。Even in the locking device 90 of the washing bath door for washing machine of one embodiment of the invention, also can be provided with as lower member to detect the switch of sink door: be located at washing machine and (do not illustrate.) the sink door (do not illustrate.) on push rod (do not illustrate.) pushing snap-fastener portion 80 (as ABS resin), always to as described in the compression helical spring C that applies power of snap-fastener portion 80 (do not illustrate.), with the push pedal 81 of the mobile interlock of snap-fastener portion, make reseting plate 82 that described push pedal 81 resets, with described push pedal 81 interlocks and be provided with the derailing switch 83 (as microswitch, unidirectional change-over switch, two-way change-over switch, off and on machine etc.) etc. of switch portion.

In detail, (do not illustrate at the described compression helical spring C that settles switch enclosure matrix 60.) and the space 78 of snap-fastener portion 80 in, at first settled compression helical spring C (curled hair clockwork spring.As stainless steel wire.Do not illustrate.), settle snap-fastener portion 80 more at an upper portion thereof; In the space of settling described push pedal 81 73 li, for making described reseting plate 82 1 ends be positioned described push pedal 81 inwalls and described reseting plate 82 the other end are positioned described reseting plate 82 the other end seating walls 79, reseting plate 82 being housed in interior week and having settled push pedal 81 in push pedal 81; In the space 74 of settling described derailing switch 83, settled described derailing switch 83.Though figure goes up and does not show simultaneously, but a plurality of lead-out terminal sheets that also can be arranged to be electrically connected described derailing switch 83 are connected a plurality of outside terminal sheets (as crimping, welding, welding) of the connector (as socket one side) of usefulness with external cable, and are contained on the described switch enclosure matrix 60.Then external cable connect in the connector (as socket one side) of usefulness the internal terminal sheet be located at the external cable that detects outer switch signal reception and registration usefulness on connector (routine plug one side) (chimeric) is connected.

The effect of the switch detection of explanation sink door now.Closing the sink door (does not illustrate.), the push rod that snap-fastener portion 80 is arranged on the described sink door (does not illustrate.) promote, compression helical spring C (does not illustrate.) compression.Described snap-fastener portion 80 moves and (moves in Figure 10 direction inwards in one embodiment of the invention.) after, in one embodiment of this invention, with the push pedal 81 of described snap-fastener portion 80 interlocks be vertically to move down in Figure 10, the switch portion of described push pedal 81 pull switch devices 83 is passed on the switching signal (closing information) of external cable to the external communication switch by the switch detection signal.

And open the sink door, the described push rod that pushes described snap-fastener portion 80 can break away from.The described compression helical spring C that is then compressing pushes to described snap-fastener portion 80, and the described push pedal 81 of pull switch device 83 switch portion simultaneously is because reseting plate 82 is got back to home position (moving up longitudinally at Figure 10 in one embodiment of this invention.), described push pedal 81 breaks away from from the switch portion of derailing switch 83, passes on the switching signal (closing information) of external cable to the external communication switch by the switch detection signal.Finding signal with switch passes on the switching signal (open the door information) of external cable to the opposite switch of external communication.

0028

And movable operation panel 20 also can be provided with as lower member to detect and to confirm the attraction of movable core 17: spring D one end bearing 23, stand facing each other mutually with this bearing 23 and the attraction that is provided with switch portion is confirmed with converter 35 (as microswitch, unidirectional change-over switch, two-way change-over switch, off and on machine etc.), is located at spring D one end bearing 23 and attracts affirmation compression helical spring D33 between the converter 35 etc.

In detail, being mounted with attraction in settling the space 72 of described attraction affirmation with converter 35 of switch enclosure matrix 60 confirms on spring D one end bearing 23 of movable operation panel 20 compression helical spring D33 (curled hair clockwork spring to be housed with converter 35.As stainless steel wire) an end, and confirm to contact with converter 35 switch portion with described attraction in the other end of described compression helical spring D33.Though figure goes up and does not show simultaneously, confirm to be connected a plurality of outside terminal sheets (as crimping, welding, welding) of the connector (as socket one side) of usefulness with external cable but also can be arranged to be electrically connected described attraction, and be contained on the described switch enclosure matrix 60 with more than 35 lead-out terminal sheet of converter.Then external cable connect in the connector (as socket one side) of usefulness the internal terminal sheet be located at the external cable that attracts confirmation signal reception and registration usefulness on connector (routine plug one side) (chimeric) is connected.

The effect that the attraction of explanation movable core 17 is now confirmed.When solenoid 13 excitation movable cores 17 are attracted action, movable operation panel 20 interlocks (Figure 10's vertically moves down in an embodiment of the present invention), described compression helical spring D33 promotes the switch portion that described attraction confirms to use converter 35, passes on the switching signal (attraction information) of external cable to the external communication switch by attracting confirmation signal.

And when solenoid 13 demagnetization movable cores 17 are made homing action, movable operation panel 20 interlocks (Figure 10's vertically moves up in an embodiment of the present invention), push described attraction affirmation and use the described compression helical spring D33 of the switch portion of converter 35 to break away from the switch portion that attracts to confirm to use converter 35, pass on the switching signal (repositioning information) of external cable to the external communication switch by the attraction confirmation signal.

0029

Then we suppose that solenoid actuating mechanism 10 grades of locking device 90 of the washing bath door for washing machine of one embodiment of the invention break down, as the self-locking mechanism of heart-shaped cam mode (location that can be by heart-shaped cam ditch 24 and pilot pin 26 and disengaging hocket the mechanism of operation of (location) and release (positioning solution is removed) of locking) can not work, the manual releasing lever 86 (as ABS resin) of described pilot pin 26 can be set in the position of heart-shaped cam ditch 24 that pilot pin 26 1 ends are positioned at the other end of movable operation panel 20, make the reseting plate 87 (as stainless steel wire) that described manual releasing lever 86 resets and tie up to as described in stay cord 89 (as nylon fiber) on the manual releasing lever 86, and be installed in above movable operation panel 20 lever stops 29.If follow the locking device 90 outside ends of pulling out stay cord 89 in advance at the washing bath door for washing machine of one embodiment of the invention, the end (with an end of manual releasing lever 86 bindings) when the described stay cord 89 of pulling just can carry out urgent manual the releasing.

0030

And then our hypothesis as be located at being used on the washing machine 91 (partial graph) and open the door open button 92 inoperable situations of sink door (not illustrating), can be arranged to following structure, so that can promptly implement manual releasing: spill axle bed 45 is set near with boss 42 at the operating axis of lockplate 40 other ends, described spill axle bed 45 links to each other with hand switch rod 88 1 ends, and the other end of described hand switch rod 88 connects an end that ties up to the stay cord 89 on the described manual releasing lever 86.If follow the locking device 90 outside other ends of pulling out stay cord 89 in advance at the washing bath door for washing machine of one embodiment of the invention, then, just can carry out the urgent sink door of manually removing washing machine 91 (partial graph) and (not illustrate) when the other end (with an end of manual releasing lever 88 bindings) of the described stay cord 89 of pulling.

In one embodiment of this invention, be designed to now with a stay cord 89, connect described manual releasing lever 86 and described hand switch rod 88, described manual releasing lever 86 connects an end of stay cords 89 and described hand switch rod 88 connects the other end of stay cords 89; Also can be designed to structure with two stay cords, 89 described in succession manual releasing levers 86 of difference and described hand switch rod 88.

Embodiment two

0031

In the locking device 90 of the washing bath door for washing machine of embodiment 2 one embodiment of the invention, except that the operating axis 50 of integrally formed one embodiment of the invention of embodiment one, what use all is identical inscape (parts), now the detailed description of the inscape (parts) beyond the described operating axis 50 is omitted at this point.

Figure 12 is the outside drawing of the operating axis (operating axis A54 and operating axis B57) of other embodiment of the present invention, Figure 12 (a) is the outward appearance oblique view of operating axis A54 and operating axis B57 top front face, Figure 12 (b) is illustrated in the outward appearance oblique view that the top front face of the state behind the operating axis of other embodiment of the present invention (operating axis A54 and operating axis B57) is loaded onto on lockplate 40 tops, and Figure 12 (c) is the top front face outward appearance oblique view that the operating axis 50 2 of one embodiment of the invention is divided into operating axis C47 and operating axis D48.

0032

Shown in Figure 12 (a), in the operating axis of other embodiment of the present invention, be that the operating axis 50 with one embodiment of the invention integrally formed among the embodiment one is divided into operating axis A54 (as the POM resin) and operating axis B57 (as the POM resin).

Shown in Figure 12 (b), (other end 56 of operating axis A54 is overlapping with the other end 59 of operating axis B57 at the operating axis of lockplate 40 other embodiment of top the present invention.)。The state of this moment is the home position of the operating axis (operating axis A54 and operating axis B57) of other embodiment of the present invention.

0033

The end 55 of operating axis A54 is provided with tensile part locating hole AA, and the other end 56 oblique lockplate guiding wall A that are provided with of operating axis A54 are used to guide lockplate 40 to move to the direction that breaks away from described door stop hole 61.Face the wall and meditate and be provided with axle bed 66 in switch enclosure matrix 60 left sides, the tensile part locating hole AA that is installed in the end of the described operating axis A54 on the described switch enclosure matrix 60 protrude in this axle bed 66 outside;

Angle about the inclination of the lockplate guiding wall A of the operating axis A54 other end 56, should be corresponding with lockplate 40 displacements (about about 5mm), for the displacement that makes described operating axis A54 is about 6mm, about 45 angles have therefore been designed in other embodiments of the invention.But also can be by any this angle of change, the displacement of described operating axis A54 is changed.

Though do not show on the figure, but when self-locking mechanism is unblanked, described operating axis A54 one end 55 if stretch, the lockplate guiding wall A of the described operating axis A54 other end 56 oblique settings and the operating axis of described lockplate 40 can contact slip with boss 42, described lockplate 40 moves to the direction that breaks away from described gate stop 19, when breaking away from described operating axis A54 one end 55 that stretches, the lockplate guiding wall A of the oblique setting of the described operating axis A54 other end 56 and the operating axis of described lockplate 40 can contact slip with boss 42, and described lockplate 40 moves to the direction of the described gate stop 19 in location.

Though do not show on the figure, the an end 55 tensile part locating hole AA of the operating axis A54 of other embodiments of the invention are that the other end with retainer spring 98 (second augmentor) is used, retainer spring 98 is installed in an end of the door open button 97 on the washing machine 96 (have only partial graph, can with reference to Figure 11) of the sink door of the R.H.flapped door in the prior art.But being used of the other end of tensile part locating hole BB that also can be by operating axis B57 the other end 58 and retainer spring 98 (second augmentor) is located at washing machine 96 bottoms with door open button 97.

0034

The end 58 of operating axis B57 is provided with tensile part locating hole BB, and the other end 59 oblique lockplate guiding wall B that are provided with of described operating axis B57 are used to guide described lockplate 40 to move to the direction that breaks away from described door stop hole 61.Face the wall and meditate and be provided with axle bed 67 in switch enclosure matrix 60 left sides, the tensile part locating hole AA that is installed in the end 58 of the described operating axis B57 on the described switch enclosure matrix 60 protrude in this axle bed 67 outside;

Angle of inclination about the lockplate guiding wall B of the operating axis B57 other end 59, should be corresponding with the round distance (about about 5mm) of lockplate 40, for the displacement that makes described operating axis B57 is about 6mm, about 45 angles have therefore been designed in other embodiments of the invention.But also can be by any this angle of change, the displacement of described operating axis B57 is changed.

Though do not show on the figure, but when self-locking mechanism is unblanked, the end 58 of described operating axis B57 if stretch, the lockplate guiding wall A of the described operating axis B57 other end 59 oblique settings and the operating axis of described lockplate 40 can contact slip with boss 42, and described lockplate 40 moves to the direction that breaks away from described gate stop 19; When breaking away from the end 58 of the described operating axis B57 that stretches, the lockplate guiding wall B of the other end 59 oblique settings of described operating axis B57 and the operating axis of described lockplate 40 can contact slip with boss 42, and described lockplate 40 moves to the direction of the described gate stop 19 in location.

Though do not show on the figure, the an end 58 tensile part locating hole BB of the operating axis B57 of other embodiments of the invention are that the other end with retainer spring 93 (second augmentor) is used, retainer spring 93 is installed in an end of the door open button 92 on the washing machine 91 (have only partial graph, can with reference to Figure 11) of the sink door of the L.H.flapped door in the prior art.But being used of the other end of tensile part locating hole AA that also can be by the operating axis A54 other end 55 and retainer spring 93 (second augmentor) is located at washing machine 91 bottoms with door open button 92.

0035

Like this, no matter stretch the end 55 of described operating axis A54 or the end 58 of described operating axis B57, described gate stop 19 can locked (location) and release (positioning solution is removed), and therefore the washing machine 91 (partial graph) of L.H.flapped door that also can both be in prior art and the washing machine 97 (partial graph) of R.H.flapped door are gone up application.

0036

More than narrated combination that is applicable to various examples of the present invention etc., but the present invention is not limited to above-mentioned example, can carry out multiple combination and change in the scope of not violating spirit of the present invention.

0037

For example, shown in Figure 12 (c), also the operating axis 50 of the integrally formed one embodiment of the invention among the embodiment one can be divided into the operating axis C47 (as the POM resin) of the lockplate guiding wall that is provided with the V font and be provided with the operating axis D48 (as the POM resin) of the lockplate guiding wall of V font.

We the lockplate guiding wall A of the other end 56 oblique settings of operating axis A54 that also two among the embodiment two can be cut apart other embodiment of the present invention of formation changes to the lockplate guiding wall A that roughly is in the shape of the letter V equally, and the lockplate guiding wall B of the other end 59 oblique settings of operating axis B57 is changed to the lockplate guiding wall B that roughly is in the shape of the letter V.

Utilize possibility on the industry:

0038

Not only can be used for the washing machine of washing clothes, also can be used for washing the drying machine etc. that washes the dishes of the food rinsing maching of the cereals such as potato class and greengrocery etc. and wash up etc.

Claims (2)

1. the locking device of washing bath door for washing machine is characterized in that being provided with: the self-locking mechanism of switch enclosure matrix, solenoid actuating mechanism, movable operation panel, connector, lockplate, compression helical spring A, operating axis, switch enclosure lid and heart-shaped cam mode; Described switch enclosure matrix is provided with door stop hole, and when the sink door of band gate stop was closed, gate stop stretched in the door stop hole; Described movable operation panel is driven by described solenoid actuating mechanism; Described connector and described movable operation panel interlock; Described lockplate is used to locate the described gate stop that inserts in the described door stop hole, and is implemented to lock or release by described connector; Described compression helical spring A is used for often to the direction application of force of described lockplate to the described gate stop in location; Described operating axis, in order to open the door of the sink that is located on the washing machine, during the operation door open button, described operating axis drives described lockplate and moves to the direction that breaks away from gate stop; Described switch enclosure lid is provided with the gate stop mouth, is used for described gate stop and stretches into; The self-locking mechanism of described heart-shaped cam mode is made of heart-shaped cam ditch and pilot pin, cooperates and throws off by described heart-shaped cam ditch and pilot pin, the blocked operation with release of realizing locking;

Described solenoid actuating mechanism, by the support that outside the solenoid that copper cash is made, described solenoid, holds around card on the coil axes, constitute with fixing fixed iron core of described support and the movable core that is located at the band locating hole of described coil inside, described movable core, be attracted action during coil magnetization, return action after the coil demagnetization, can come and go action like this;

Described movable operation panel, be connected with described movable core, and with equidirectional round action, described movable operation panel one end is provided with the connector boss, slightly central part is provided with boss and spring B one end bearing that cooperates usefulness with the locating hole of described movable core, the other end is provided with the heart-shaped cam ditch, between the spring B other end seating wall and spring B one end bearing on the described movable operation panel that are located on the described switch enclosure matrix, compression helical spring B is housed, be used for the spring B one end bearing application of force on spring B other end seating wall and described movable operation panel often, thereby when described solenoid demagnetization, described movable core can easily come and go action;

Described connector, one end is provided with boss, be used to lock described lockplate, the oblique guide groove that is provided with connector with boss in the other end, be used for connector energy corresponding actions when the connector of described movable operation panel moves with boss, thereby the round action of described movable core can be changed to the round action of vertical direction;

Described operating axis, an end are provided with tensile part locating hole A, and its adjacent position is provided with the lockplate guiding wall of V font, are used to make described lockplate to move to the direction that breaks away from described door stop hole, and described operating axis the other end is provided with tensile part locating hole B; Because described operating axis is integrally formed by said structure, described operating axis can come and go action with the equidirectional of described connector, and the round action meeting of described operating axis is because the lockplate guiding wall guiding of V font makes described lockplate be changed to the round action of vertical direction;

Described lockplate, the one end is provided with boss, be used for vertical direction and locate described gate stop, the boss corresponding concave part and the spring A bearing of the described connector that the cardinal principle central part is provided with and stretches into, the other end is provided with the boss that operating axis is used, when described self-locking mechanism is in non-locking, the any end in one end of described operating axis or the other end is stretched, the lockplate guiding wall of the V font of described operating axis contacts slip with the operating axis of described lockplate with boss, described lockplate is moved to the direction that breaks away from described gate stop, when the tensile force that acts on an end of described operating axis or the other end is thrown off, the lockplate guiding wall of the V font of described operating axis contacts slip with operating axis with boss, described lockplate is moved to the direction of the described gate stop in location, when self-locking mechanism is in unlocked state, when earlier described self-locking mechanism being implemented energising, when described magnetic excitation coil attracts the movable core action, the heart-shaped cam ditch contacts slip with pilot pin, move the boss of corresponding described connector with the attraction of movable core and stretch into described recess, thereby locking lockplate, secondly described self-locking mechanism is implemented outage, when described solenoid demagnetization movable core involution is moved, contact slip between heart-shaped cam ditch and pilot pin, self-locking mechanism is locked, prevented the round action of described operating axis after the locking, lockplate keeps the state of location gate stop, when self-locking mechanism is in the lock state, when earlier described self-locking mechanism being implemented energising, described magnetic excitation coil attracts the movable core action, the heart-shaped cam ditch contacts slip with pilot pin, moving the boss of corresponding described connector with the attraction of movable core breaks away from described recess and does the involution action, thereby unlock, secondly described self-locking mechanism is implemented outage, when described solenoid demagnetization movable core involution is moved, after breaking away between heart-shaped cam ditch and pilot pin, self-locking mechanism unlocks, the described operating axis in back that unlocks can come and go action, and gate stop can insert or leave freely;

Described switch enclosure matrix is roughly rectangular box, in this cassette interior given place described solenoid actuating mechanism, described movable operation panel, described connector, described lockplate, described compression helical spring A, described operating axis can be set;

The upper left quarter of switch enclosure matrix, be provided with the space of slightly rectangular door stop hole, be provided with the space of connector guide groove portion in the bottom, space of described door stop hole, described connector can be in the lateral shuttle action of the left and right sides, space of described connector guide groove portion, and the boss of described connector one end is arranged at the left end of this connector; The bottom, space of described connector guide groove portion is provided with the space of the lockplate guide groove portion that described lockplate can vertically come and go up and down, one end boss of described lockplate is towards described door stop hole one side, between described spring A bearing and switch enclosure matrix lower-left wall, be provided with the described lockplate that described compression helical spring A is housed, right adjacency section in the space of described connector guide groove portion, the space of movable operation panel is held in setting, make the connector of described movable operation panel one end aim at the guide groove of described connector the other end connector, described movable operation panel is installed with boss with boss; The heart-shaped cam ditch of the other end of described movable operation panel can be located mutually with an end of pilot pin, on the switch enclosure matrix, load onto the other end and the reseting plate of pilot pin, and load onto compression helical spring B between spring B one end bearing of spring B other end seating wall in being located at the switch enclosure matrix and described movable operation panel, below the summary central portion in the space that holds described movable operation panel, be provided with the space that is used to hold the solenoid actuating mechanism, install the solenoid actuating mechanism, the installing hole of the movable core of the boss of summary central portion of described movable operation panel and described solenoid actuating mechanism is aimed at, the operating axis of described lockplate the other end with boss on, its summary central top with the lockplate guiding wall of the V font of operating axis is aimed at, and an end tensile part locating hole A who makes described operating axis protrudes in and is located at outside the axle bed on facing the wall and meditating of switch enclosure matrix left side, and the tensile part locating hole B of the described operating axis other end protrudes in and is located at outside the axle bed of switch enclosure matrix right side on facing the wall and meditating, described operating axis is installed in the switch enclosure matrix in above-mentioned mode, with switch enclosure matrix and switch enclosure shell combination, make the gate stop of the space of described door stop hole of switch enclosure matrix and switch enclosure lid salty folded.

2. as the locking device of claim 1 described washing bath door for washing machine, it is characterized in that, integrally formed operating axis is divided into operating axis A and operating axis B, the end of operating axis A is provided with tensile part locating hole AA, the oblique lockplate guiding wall A that is provided with in the other end of operating axis A, be used to guide lockplate to move to the direction that breaks away from described door stop hole, face the wall and meditate and be provided with axle bed in switch enclosure matrix left side, the tensile part locating hole AA that is installed in the end of the described operating axis A on the described switch enclosure matrix protrudes in outside this axle bed, and the end of operating axis B is provided with tensile part locating hole BB, the oblique lockplate guiding wall B that is provided with of the other end of operating axis B, be used to guide lockplate to move to breaking away from described door stop hole direction, face the wall and meditate and be provided with axle bed in switch enclosure matrix left side, the tensile part locating hole AA that is installed in the end of the described operating axis A on the described switch enclosure matrix protrudes in outside this axle bed;

When described self-locking mechanism is in non-locking, the any end in the end of described operating axis A or the end of described operating axis B is stretched, the lockplate guiding wall B of the V font of the lockplate guiding wall A of the oblique setting in the other end of described operating axis A or the oblique setting in the other end of described operating axis B contacts slip with the operating axis of described lockplate with boss, and described lockplate is moved to the direction that breaks away from described gate stop; When the end of an end that breaks away from described operating axis A or described operating axis B, the lockplate guiding wall B of the lockplate guiding wall A of the oblique setting in the other end of described operating axis A or the oblique setting in the other end of described operating axis B contacts slip with the operating axis of described lockplate with boss, and described lockplate is moved to the direction of the described gate stop in location.

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