CN1796648A

CN1796648A - Washing machine

Info

Publication number: CN1796648A
Application number: CNA2005101381497A
Authority: CN
Inventors: 河野哲之
Original assignee: Toshiba Corp; Toshiba Consumer Marketing Corp; Toshiba Home Appliances Corp
Current assignee: Toshiba Corp; Toshiba Lifestyle Products and Services Corp
Priority date: 2004-12-27
Filing date: 2005-12-27
Publication date: 2006-07-05
Anticipated expiration: 2025-12-27
Also published as: TW200632180A; CN1796648B; KR100673691B1; TWI294474B; JP3968363B2; KR20060074843A; JP2006181019A

Abstract

To surely open a door even if a door is tightly stuck with a bellows and is not opened. The door 17 is provided to open/close a slot 4. The whole circumference of the slot 4 is provided with the bellows 12 liquid-tightly coming into contact with the back face of the door 17 when closing the door 17. a casing 1 is provided with a push button 28 of a door lock unlocking device 26 unlocking the lock in the closed state of the door 17. An opening body 11 of the slot 4 is provided with a forced opening lever 36 of a forced opening mechanism 34. The forced opening lever 36 forcedly opening the door 17 according to the external operation of the push button 28.

Description

Washing machine

(1) technical field

The present invention relates to a kind of washing machine, especially relate to the washing machine of bellows (bellows) with the water-stopization between the door (door) that is used to realize input port (the following input port that only is called) and open and close this input port.

(2) background technology

In existing for example following patent documentation 1 disclosed tumbling-box washing machine (drum-type washingmachine), be provided with the input port in the framework front of washing machine, and have the door that opens and closes this input port.And the whole bellowss that are provided with on every side in this input port when this bellows cuts out at described door, engage with this watertight feud, the inside.

In addition, in patent documentation 1 described washing machine, be provided with: described door lock in off position solid (door lock) mechanism of door lock admittedly; Remove the solid cancel system of the solid door lock of (unlock) described door lock; And to described door to the force application component of opening the direction application of force.And when opening, it is solid to utilize the solid cancel system of door lock to remove door lock, utilizes described force application component to make door leave framework (for example patent documentation 1).

Patent documentation 1: the Japan Patent spy opens the 2003-164690 communique

In the washing machine of above-mentioned formation, bellows can be bonded on the door sometimes, even remove the locking of door, can not make door leave the input port with the application of force of force application component.In order to improve this situation, also have a kind of on bellows coating prevent the technology of the coating (coating) of pasting, but if so, then need to spend coating processing cost (coating processing cost), and the shortcoming of poor reliability also arranged.In addition, also have a kind of solenoid (solenoid) is set on door, make door leave the technology of input port by thereby solenoid energising being utilized plunger (plunger), but like this, then have the problem that causes structure complicated.

(3) summary of the invention

In view of the above problems, the object of the present invention is to provide a kind of when the washing machine that utilizes the solid cancel system of door lock to remove door lock when solid, can make door positively leave and also can reduce cost from the bellows of input port.

For reaching above-mentioned purpose, washing machine of the present invention constitutes as an embodiment and comprises: framework, contain sink at least, and the front has the input port that is used for putting into or taking out to described sink washings; Door is arranged on the described framework with can opening and closing described input port; Bellows, be arranged on around described input port whole on, when described door is closed, engage with this watertight feud, the inside; The door lock fixing apparatus is used for described door lock admittedly in off position; The solid decontrol of door lock is arranged on the described framework, removes the locking of described door lock fixing apparatus according to the peripheral operation that the user implemented; Force application component, to described door to opening the direction application of force; And the pressure open system, according to the described peripheral operation that the solid decontrol of described door lock is implemented, make described door open forcibly from described input port.

In this washing machine, when opposite house locking cancel system was operated, the locking condition of door was disengaged, and utilizes force application component can make an opening.At this, and be bonded on the door door when not opening, then be arranged on the open mechanism of pressure on the solid cancel system of door lock, make door open forcibly, so this door is positively opened according to described operation at bellows.At this moment, because do not need bellows coating is prevented the coating of pasting, so can not cause expensive.And, because do not use solenoid, so constitute simple.

Even the present invention is bonded on the door and under the situation that door is not opened, also can makes door positively open at bellows.

(4) description of drawings

Fig. 1 is the cutaway view that mechanism's 34 parts are opened in the pressure of an embodiment of washing machine of the present invention.

Fig. 2 is a stereogram of representing an embodiment of washing machine of the present invention with door opening state.

Fig. 3 is a cutaway view of the framework of washing machine shown in Figure 2 partly being cut open expression.

Fig. 4 is the door of washing machine shown in Figure 2 and near the cutaway view of part thereof.

Fig. 5 is the cutaway view of the bellows mounting portion of door shown in Figure 4.

Fig. 6 is the cutaway view of the hinge fraction of door shown in Figure 4.

Fig. 7 be the solid mechanism of the door lock of washing machine shown in Figure 2 by the cutaway view of buckle member and buckle member part.

Fig. 8 is the vertical view of the solid decontrol part of the door lock of washing machine shown in Figure 2.

Fig. 9 is the stereogram of the solid decontrol part of the door lock of washing machine shown in Figure 2.

Figure 10 is the stereogram of open mechanism of pressure shown in Figure 1 and the solid decontrol part of door lock.

Figure 11 is the cutaway view that is used to illustrate the action of the open mechanism of pressure shown in Figure 1.

(component symbol explanation)

1 framework, 4 input ports

5 tanks, 6 cylinders

11 peristomas, 12 bellowss

12b flange part 12c is mounted portion

14 bellows presser feets, 15 engaging pawls

17 of 16 connecting holes

The solid mechanism of 20 torsion-coil springs, 21 door locks

22 by the solid operating member of buckle member 23 door locks

The solid decontrol of 24 buckle members, 26 door locks

27 housings, 28 buttons

29 control levers, 30 slide blocks

30c connecting portion 30d spring connecting hole

31 draft helical springs 34 are forced open mechanism

36 force open bar

(5) specific embodiment

With reference to the accompanying drawings an embodiment who is suitable for tumbling-box washing machine of the present invention is described.In Fig. 2～Fig. 4, the front surface of the framework 1 of washing machine has front panel 1a.Be provided with the guidance panel (operation panel) 2 that is used to set washing process (washing course) etc. on the top of this front panel 1a.Be formed with circular depressed part 3 on this front panel 1a, heart portion is formed with and is used to take out the input port 4 of putting into washings therein.

Be provided with the sink that comprises tank 5 and cylinder (drum) 6 in the inside of described framework 1.As shown in Figure 3, tank 5 is drums that the end is arranged, and tilts to set to the back lower place.The described cylinder 6 that is provided in this tank 5 is the drum that the end is arranged too, rotatably tilts to set to the back lower place.Cylinder 6 directly is connected with the driving shaft of the motor that is installed in tank 5 back sides (motor) 7, and is driven in rotation.In addition, be provided with the suspension (suspension) 8 of this tank 5 of elastic bearing and cylinder 6 in the bottom of tank 5, and also be provided with draining valve 9 and draining stream 10.

Described input port 4 has the peristoma 11 of ring-type.To interior all sides bellows 12 is installed from the inside side of this peristoma 11, i.e. whole bellowss 12 that are provided with of 4 on every side in the input port.When this bellows 12 cuts out at door described later, engage with this watertight feud, the inside.This bellows 12 has flange (1ip) 12b of portion in the anterior inboard of the 12a of tube portion of straight (straight).As Fig. 1 and shown in Figure 5, this bellows 12 is installed, the 12c of the portion that is mounted that stretches out to the anterior outside is clamped in by bellows presser feet 14 on the mounting base (mounting base) 13 that is positioned at front panel 1a the inside side, and the extension 12d that stretches out to rear portion outside curve ground is installed on protecgulum (front cover) 5a of portion of tank 5.At this moment, as shown in Figure 5, be formed with the engaging pawl 15 as the holding section effect on bellows presser feet 14, be formed with the connecting hole 16 as the portion's of being stuck effect on the 12c of the portion that is mounted of bellows 12, described engaging pawl 15 fastens with described connecting hole 16.

As shown in Figure 3, described framework 1 contains tank 5 in inside, and being provided with door 17 rotationally by hinge arms (hinged arm) 18 and joint pin (hinged pin) 19 (with reference to Fig. 6), this 17 is used to open and close as the described input port 4 to washings is put into or taken out to described tank 5.On described joint pin 19, be equipped with this door 17 to the torsion-coil spring (helical torsion spring) 20 of opening direction (the arrow A direction among Fig. 1 and Fig. 6) rotation urging.As Fig. 1～shown in Figure 4, door 17 constitutes outside plate 17b and inner panel 17c is installed on circular framework 17a.But the central portion at least of outside plate 17b and inner panel 17c or all form perspective structure.Inner panel 17c roughly forms the truncated cone shape that bloats.

17 close under the state of input port 4 at this, this framework 17a and outside plate 17b peripheral part are in described depressed part 3, and inner panel 17c is positioned at described input port 4.At this moment, as shown in Figure 5, by the inner panel 17c of door 17, the flange part 12b of described bellows 12 is out of shape as illustrated in fig. 5.In Fig. 5, state before the distortion of flange part 12b is represented in double dot dash line, and solid line is represented state after the distortion of flange part 12b.

In addition, as Fig. 2 and shown in Figure 7, this washing machine has the solid mechanism 21 of door lock.What constitute the solid mechanism of this door lock 21 parts is arranged on door 17 sides by buckle member 22, form porose 22a at this on by buckle member 22.With this by buckle member 22 accordingly, be provided with the solid operating member 23 of door lock in framework 1 front portion.

The solid operating member 23 of this door lock is as Fig. 8 and shown in Figure 9 constitute.Promptly constitute be formed with engaging window 23b on solid operating member housing (mechanism case) 23a of door lock, be provided with buckle member 24 in the solid operating member housing 23a of door lock, its front end can engage window 23b advance and retreat relatively.The described part 24a by buckle member 22 sides of these buckle member 24 leading sections forms the inclined-plane.When this buckle member 24 is flat by not shown spring to arrow B direction (with reference to Fig. 7) application of force.Therefore, when door 17 was closed, by the chamfered portion 24a of buckle member 22 pushing buckle members 24, this buckle member 24 retreated to the opposite direction of arrow B thus.And when being run into buckle member 24 by the 22a of hole portion of buckle member 22, buckle member 24 is entrenched in by among the 22a of hole portion of buckle member 22 (state of Fig. 7) to the motion of arrow B direction.Thus, the closed condition of locking door 17.

The solid operating member 23 of above-mentioned door lock is provided with Fig. 8 and the member 25 that is operated shown in Figure 9, and when operating this to the arrow C direction and be operated member 25, described buckle member 24 retreats to the opposite direction of arrow B, thereby locking is disengaged.

Thereby remove the solid decontrol 26 of door lock of described locking and describe with reference to the described member 25 that is operated of Fig. 1, Fig. 8, Fig. 9, the operation of Figure 10 subtend arrow C direction.The solid decontrol 26 of door lock comprises: housing 27, the button 28 as the control member effect, control lever (lever) 29, slide block (slider) 30 and draft helical spring (tension coil spring) 31.The top opening of described housing 27 is formed with bellying 27a, the 27a that bloats laterally at 2 positions of side wall portion.On these bellyings 27a, 27a, be formed with dead eye 27b respectively.And, be formed with bearing 27c in the bottom of this housing 27, on this bearing 27c, be equipped with described control lever 29 rotationally.On this control lever 29, be formed with the 29a of the portion of bearing and the spring base 29b that bear from the operating physical force (pressing force) of button 28, and be formed with slide block action arm 29c.

Described button 28 forms the open case shape in below, and the axial region 28b of the arm 28a at 2 positions of side wall portion is entrenched in the dead eye 27b of described housing 27 rotationally.And the opposition side of the center of rotation of the axial region 28b of this button 28 prevents to come off upward from housing 27 by not shown anti-flake portion.Button 28 can be that middle mind-set arrow D direction and opposite direction thereof rotate with axial region 28b.

Be formed with in the inside of this button 28 can with the press section 28d of the 29a of the portion of the bearing butt of described control lever 29.Between the spring base 29b of these button 28 the insides and described control lever 29, be equipped with compression spring 32, when button 28 is flat by opposite direction rotation urging to arrow D.

By chimeric guide (guide) 33 on slider bore 30a, thereby slide block 30 can be installed on described housing 27 bottoms to arrow F direction and opposite direction slip thereof (slider).Its ram travel (slide stroke) is shown in the symbol S among Fig. 8 and Figure 10.As Fig. 8 and shown in Figure 9, to be formed with on the leading section of the arm 30b that extends above the diagram right side of slide block 30 be entrenched in the action of described slide block with arm 29c on, as the connecting portion 30c of sliding action input point effect.The position of above-mentioned connecting portion 30c be to separate on the arrow F direction direction of intersecting as the position of the spring connecting hole 30d of sliding action output point effect with the glide direction (slide direction) of slide block 30.It is apart from representing with the symbol L among Fig. 8.

Diagram lower left quarter at this slide block 30 is formed with spring connecting hole (the action output point of slide block) 30d.Open between the member 25 being operated of the solid mechanism 21 of this connecting hole 30d and described door lock and to be provided with described draft helical spring 31.

Make it when the arrow D of Fig. 1 direction is rotated when operating described button 28, control lever 29 rotates to the arrow E direction.Accept the rotation of this control lever 29, slide block 30 moves to arrow F direction, and its action passes to buckle member 24 by the member 25 that is operated of the solid mechanism 21 of door lock, thereby the opposite direction of the arrow B of buckle member 24 in Fig. 7 moves.Thus, the locking of the closed condition of door 17 is disengaged.The stroke Sh that required slide block 30 is removed in this locking is roughly about 1/3 of whole stroke S.That is, slide block 30 moves with the stroke S that removes stroke Sh more than or equal to locking, and remaining stroke Sy is only for draft helical spring 31 elongations, and is operated member 25 and can move and remove stroke Sh admittedly more than or equal to door lock.Button 28, control lever 29, the slide block 30 of the solid decontrol 26 of described door lock are housed in the housing 27, and become as a whole (unitize).In addition, described button 28 is configured in from peristoma 11 and stretches out laterally in the 11b of frame portion (with reference to Figure 10) of formation, and exposes outside.

As shown in Figure 1, described peristoma 11 is provided with near the button 28 of the solid decontrol 26 of described door lock and forces open mechanism 34.The open mechanism 34 of this pressure comprises: be formed on the axle support 35 on the described peristoma 11; Be rotatably supported in the open bar 36 of pressure on this support 35; And to the torsion-coil spring 37 of the open bar 36 of this pressure to arrow G direction rotation urging.Axial region 36a in the middle of the open bar 36 of this pressure is chimeric to be bearing on the described axle support 35, is positioned at press section 28f that the 36b of bar portion and the side wall portion by this button 28 of button 28 sides of this axial region 36a constitute in opposite directions.In addition, the 36c of bar portion that the open bar 36 of this pressure is had in door 17 sides is positioned at the bar window 11a of portion that is formed on the peristoma 11, and the inside 17d of the door 17 of the protuberance 36d of its front end and closed condition in opposite directions.When the open bar of described pressure 36 is flat by torsion-coil spring 37 to arrow G direction rotation urging, and stop it to be rotated further by backstop (stopper) 11c of portion.Under this state, the peristoma 11 of 36c of bar portion and the periphery of copying the bar window 11a of portion is (with reference to Figure 10) at grade.

Present embodiment is by having above-mentioned formation, thereby under the closed condition of door 17, as user during to the button 28 of arrow D direction pressing operation Fig. 1 state, control lever 29 rotates to the arrow E direction, by slide block action arm 29c, be subjected to power as the connecting portion 30c of the action input point of slide block 30, thereby slide block 30 slides to arrow F direction to arrow F direction.And the action of this slide block 30 passes to by draft helical spring 31 (do not extend this moment) from spring connecting hole 30d and is operated member 25.And, driving by being operated member 25, buckle member 24 moves to the opposite direction (with reference to Fig. 7) of arrow B, and the locking condition of door 17 is disengaged.Be disengaged locking the door 17 since torsion-coil spring 20 to the elastic force of open direction (arrow A direction), and the quilt to opening the direction rotation urging.But, when bellows 12 is bonded on this door 17, can hinder the opening operation of door.

When slide block 30 slided into above-mentioned stroke Sh, door was disengaged locking.As user once more during pressing operation button 28, the press section 28f of button 28 and the 36b of the bar portion butt of forcing open bar 36 make the opposite direction rotation of the open bar 36 of this pressures to arrow G.Consequently, force the 36c of another bar portion of open bar 36 to push door 17 the insides, make this door 17 open (with reference to Figure 11) forcibly.At this moment, slide block 30 also continues to slide to arrow F direction, but only is draft helical spring 31 elongations, does not carry out door lock and removes action admittedly.

Adopt such present embodiment, then when the button 28 of actuating doors locking decontrol 26, at first remove the locking condition of door 17, utilize torsion-coil spring 20 to make door 17 open then.At this, and be bonded at when not opening on the bellows 12 when door 17,, thereby be located at open bar 36 actions of pressure of the open mechanism 34 of pressure on the solid decontrol 26 of door lock, door 17 is pushed open forcibly, so can positively open this door 17 by user's action button 28.At this moment, because do not need coating to prevent the coating of pasting, so can not cause expensive to bellows 12.And, because do not use solenoid, so constitute simple.But, also can prevent the coating of pasting to bellows 12 coating.At this moment, can force opening operation more simply.

In addition, adopt the words of present embodiment, then use button 28, accept the control lever 29 that the pressing operation of this button 28 rotates, and the solid decontrol 26 of slide block 30 formation door locks that the rotational motion of this control lever 29 is passed to the solid operating member 23 of door lock of the solid mechanism 21 of door lock by draft helical spring 31, the connecting portion 30c of control lever 29 and slide block 30 and spring connecting hole 30d, with direction that the direction of motion of this slide block 30 is intersected on separate, and at this spring connecting hole 30d, slide block 30 engages with the draft helical spring 31 that passes to the solid operating member 23 of door lock that the advance and retreat of this slide block 30 are moved, so even button 28 and control lever 29 separate with the solid operating member 23 of door lock, also in the not pattern of wants intricately with slide block 30 tilted configuration, can along the short transverse of framework 1 for example the margo dexter of front set, thereby the formation of the solid decontrol 26 of door lock is simple.And the configuration free degree height of the solid operating member 23 of control lever 29 and door lock has the very big free degree in the design.

In addition, adopt present embodiment, then button 28, control lever 29, the slide block 30 of the solid decontrol 26 of door lock are housed in the housing 27 and become as a whole, so good to the assembleability of framework 1 assembling.

In addition, adopt the words of present embodiment, then whole strokes of slide block 30 are more than or equal to removing the solid required stroke Sh of door lock, so when making slide block 30 actions by button 28, at first door is disengaged locking, drive then to force open bar 36, thereby even bellows 12 clings door 17, then door 17 also can positively be opened by forcing open bar 36 to be released.

Moreover, adopt present embodiment, then on bellows presser feet 14, be formed with engaging pawl 15, on the 12c of the portion that is mounted of bellows 12, be formed with connecting hole 16, so when door 17 opened and closed, the 12c of the portion that the is mounted part of bellows 12 can not depart from or come off.That is, when door 17 was closed, flange part 12b state shown in the double dot dash line from Fig. 5 was pressed compressive strain to the state shown in the solid line, so the portion 12c of being mounted is subjected to the power of the arrow Q direction of Fig. 1.In addition, when door 17 was opened, flange part 12b open direction stretching to door 17, so the time also be subjected to the power of arrow Q direction.Therefore, the 12c of the portion that is mounted that can positively prevent bellows 12 partly departs from or comes off.Therefore, sustainable water-stop.Moreover, also engaging pawl 15 can be formed on the bellows presser feet 14, connecting hole 16 is formed on the bellows 12.

Moreover the present invention is not limited to the foregoing description, for example is not limited to tumbling-box washing machine, can be widely used in whole washing machines.In addition, also can suitably change the formation of door lock fixing apparatus, the solid decontrol of door lock.In addition, also can and force at button 28 between the open bar 36 connecting rod etc. to be set, open bar 36 is forced in operation indirectly.

Claims

1, a kind of washing machine is characterized in that, comprising:

Framework contains sink at least, and front surface has the input port that is used for putting into or taking out to described sink washings;

Door is arranged on the described framework with can opening and closing described input port;

Bellows was arranged on the full week of described input port, when described door is closed, engaged with this watertight feud, the inside;

The door lock fixing apparatus is used for described door lock admittedly in off position;

The solid decontrol of door lock is arranged on the described framework, removes the locking of described door lock fixing apparatus according to the peripheral operation that the user implemented;

Force application component, to described door to opening the direction application of force; And

Force open system,, make described door open forcibly from described input port according to the described peripheral operation that the solid decontrol of described door lock is implemented.

2, washing machine as claimed in claim 1 is characterized in that, the solid decontrol of described door lock has: be arranged on described framework surface, the exercisable control member of user; Control lever with the action interlock of this control member; And the action displacement of this control lever passed to the slide block of described door lock fixing apparatus by spring,

Tie point between described control lever and described slide block, and the tie point between described slide block and described spring, with direction that the glide direction of described slide block is intersected on separate.

3, washing machine as claimed in claim 2 is characterized in that, and the described control member, control lever and the slide block that constitute the solid decontrol of described door lock are housed in and become a unit in the housing.

4, washing machine as claimed in claim 2 is characterized in that, described slide block slidably all strokes more than or equal at the door lock fixing apparatus required locking remove stroke.

5, a kind of washing machine is characterized in that, comprising:

Bellows utilizes erecting device to be installed on the described framework, and is positioned at the full week of described input port, when described door is closed, engages with this watertight feud, the inside;

The solid decontrol of door lock is arranged on the described framework, and the locking that can remove described door lock fixing apparatus is with open described door; And

Force application component, to described door to opening the direction application of force,

Have the holding section on one in described erecting device and described bellows, on another, have the portion that is stuck that fastens with this holding section.