CN1316107C - Slide base fixator in door locking state for door lock switch assembly of drum washing machine - Google Patents
Slide base fixator in door locking state for door lock switch assembly of drum washing machine Download PDFInfo
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- CN1316107C CN1316107C CNB021238456A CN02123845A CN1316107C CN 1316107 C CN1316107 C CN 1316107C CN B021238456 A CNB021238456 A CN B021238456A CN 02123845 A CN02123845 A CN 02123845A CN 1316107 C CN1316107 C CN 1316107C
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Abstract
The present invention relates to a slide base fastening device for a door lock switch assembly of a drum washing machine in a door-locked state, which comprises a switch box, a switch cover connected with the switch box, a bolt bracket with elasticity, a slide seat, a solenoid, a plunger piston, a conical spring, a switch part and a flexible assembly, wherein the bolt bracket arranged at one side of the switch box can be subjected to the restoring force in a door opening direction when the elastic bolt bracket rotates; the slide seat is arranged at one side of the bolt bracket of the switch box, and the slide seat can rise and fall in a direction consistent with the hinge shaft of the bolt bracket to constrain or release the bolt bracket; the solenoid is inserted and fixed to the inside of a solenoid fixing part positioned at the center part of the switch box, and is provided which an exposed power supply joint penetrating through the switch cover; when the solenoid is electrified, the plunger piston can be sucked inside the solenoid to enable the slide seat to fall; the conical spring for pushing the plunger piston forward is arranged on the peripheral surface of the plunger piston; the switch part is positioned at the lower part of the slide seat, and has a switch function because of the seesaw action of a contact point when the slide seat rises and falls; the flexible assembly is positioned between one side of the switch box and the slide seat; and the flexible assembly can prevent a door lock from being unlocked because of the excessive vibration of a washing machine when washing or dehydration is carried out in a door-locked state.
Description
Technical field
The present invention relates to a kind of tumbling-box washing machine with the door of door interlock switch combination by the slide fixture the lock state under, relate to a kind of improvement structure of door interlock switch of relevant raising tumbling-box washing machine door interlock switch reliability or rather.
Background technology
The mode of washing of general tumbling-box washing machine is after washing agent, slurry and washings are dropped into cylinder, utilizes the driving swing roller of motor and the friction between the slurry to wash.It and washings be not wearing and tearing almost, can not twine mutually and have as the clean result of beating and washing by rubbing with the hands between the washings.
Below, referring to figs. 1 through Fig. 4 b, simple structure and the prior art constructions relevant with the present invention that has tumbling-box washing machine now is described as follows.
Fig. 1 is the plane of existing drum type washing gate portion structure, and the inboard of its main body 13 is provided with the bucket of retaining (tub) (diagram slightly), and the inboard central authorities of said bucket are provided with the cylinder of accepting drive motors (diagram slightly) power and rotating.
And the front of such tumbling-box washing machine main body 13 is provided with the door 15 that is used to drop into and take out washings.
In addition, in order to prevent that door 15 is opened in washing process, the situation that the washing agent in the cylinder, slurry and washings flow out occurs, and existing tumbling-box washing machine also is provided with door lock assembly.
Above-mentioned door lock assembly is made of the bolt (latch) 16 of the leading section on the opposite of door interlock switch combination 100 that is positioned at inboard, main body 13 front and the hinged joint (hinge) that is positioned at door 15.
Simultaneously, existing door interlock switch combination 100, as shown in Figure 2, by switch-box 1; Be connected in the switch cover 2 on the above-mentioned switch-box 1; Be located at a side of switch-box 1, also can be subjected to resilient bolt carriage 3 to the restoring force of the direction of opening the door in the revolvable while; Be located at bolt carriage 3 one sides of switch-box 1, can retrain or discharge the slide 4 of bolt carriage 3 with hinged joint (hinge) consistent direction lifting of above-mentioned bolt carriage 3; Be fixed in the central portion of switch-box 1, be used for the solenoid combination of lift slide 4; Be positioned at the bottom of above-mentioned slide 4, the seesaw action of contact when the slide lifting and the switch portion that plays on-off action constitutes.
At this moment, a side of above-mentioned bolt carriage 3 shown in Fig. 3 a, is formed with can tangles the hook 3a of the bolt 16 of end in front of the door when door is locked, and in the bottom that is provided with above-mentioned hook 3a, is formed with the 3b of suspension member portion of the recessed channel 3c of V-shape.
In addition, one side of above-mentioned slide 4 also is provided with the lower surface that is close to bolt carriage 3 when opening the door, the thrust that bolt carriage 3 is subjected to bolt 16 when locking a door turns over the above and after separating of certain angle, then be connected in the suction tank 3c of bolt carriage 3 bottoms, and for making door can not get back to the brake 4a that the enable possition fetters bolt carriage 3.
Above-mentioned brake 4a and suction tank 3c, for being minimised as, both energy minimization contact-making surfaces unmuzzles and the frictional force of slide 4 when descending, bound state in the time of simultaneously guaranteeing to lock a door again between brake 4a and the bolt carriage 3, brake 4a is an inverted v-shaped, and suction tank 3c is the V font that the angle bigger than brake 4a arranged.
And above-mentioned switch portion is by being located at the movable contact 8 of slide 4 bottoms of switch-box 1 for playing seesaw (seesaw) effect; Be listed in above-mentioned movable contact 8 one sides, have fixed contact therefor 9 with the corresponding fixed contact of moving contact of movable contact; Be listed in the opposite side of movable contact 8 for the opposite that is in said fixing contact 9, to the power connection 10 of solenoid combination supply power; Being located at a side of above-mentioned switch-box, is that two contacts of movable contact 8 and fixed contact therefor 9 are linked when locking a door, and the torque spring 11 that imposes turning power to movable contact constitutes.
At this moment, as the means that impose turning power to above-mentioned movable contact 8, the torque spring 11 that is not as shown in the figure certainly also can be set, compression spring or extension spring, but the setting of its position must impose to movable contact 8 allow the link to each other turning power of direction of the contact of movable contact 8 and fixed contact therefor 9 when locking a door.
Simultaneously, the supporting method as the seesaw movement of above-mentioned movable contact 8 shown in Fig. 3 b, in the bottom of switch-box 1, is fixed with common contact 8a.
At this moment, the inboard of above-mentioned common contact 8a upper end is provided with the supporting bracket 800 that supports movable contact 8, the outside of the supporting bracket 800 of above-mentioned common contact 8a upper end is provided with and is connected on the common contact, prevent the anti drop-off projection 805 that movable contact comes off from common contact, and the central portion of common contact 8a length direction, also be provided with when common contact 8a is installed on the switch-box 1, allow common contact hang over and be positioned on the baffle plate (baffle) of switch-box 1 example, in order to avoid joggling part 804 that comes off and holddown groove 802.
And a side of common contact 8a upper end is provided with along the direction of advance of plunger 6 and extends to form, and exposes switch cover 2 outsides, the electric wire connection part 803 that links to each other with electric wire.
Simultaneously, the outside at the central portion that is installed on the movable contact 8 on the above-mentioned common contact 8a, be formed with and prevent that movable contact from occurring from the phenomenon that common contact 8a comes off, and can limit the projection 801 of the rotational angle of above-mentioned movable contact again on its length direction.
In addition, in the bottom of above-mentioned slide 4, be provided with plunger 6 coaxially, the movable contact 8 of depress switch portion when slide 4 descends is to separate the switch cover 4b of contact.
At this moment, the lower surface of above-mentioned switch cover 4b, roughly consistent inclined plane, movable contact 8 angle of inclination in the horizontal direction in the time of forming with door-lock opening.
The combination of above-mentioned solenoid by inserting and be fixed on the solenoid fixed part 1a inboard that is formed at switch-box 1 central portion, has the solenoid 5 of the power connection that passes switch cover 2 and expose; When above-mentioned solenoid 5 is switched on (on), can be inhaled into the plunger 6 that solenoidal inboard descends slide 4; For the cone shaped spring of base for post 6 being pushed to be located on plunger 6 outer peripheral faces in the place ahead 7 constitutes.
On the one hand, a side of above-mentioned slide 4 is formed with when the manual unlocking door lock, the continuous hand switch ball handle 4c of belt that applies pulling force for slide is descended.
At this moment, above-mentioned hand switch ball handle 4c protrudes into the outside by the through hole 2a that forms on the switch cover 2.
The effect of existing door interlock switch combination 100 with this structure is as follows.
At first, to the state of opening from door, as follows to the procedure declaration of closing the door and locking a door.
Shown in Fig. 4 a, under the state that door is being opened, the upper end of bolt carriage 3 is close to the upper end of slide 4 brake 4a, makes that slide 4 can not continue to rise, and at this moment separate the contact of switch portion, thereby can keep the state of disconnection (off).
Like this, the state of opening from door is door 15 that the center is rotated and shut with the hinged joint axle, and the bolt 16 that is positioned at the leading section of door will boost bolt carriage 3, so bolt carriage 3 will make torque spring 19 distortion and reverse.
Like this in the rotating process, rotation at bolt carriage 3 surpasses certain angle, the moment that the upper end of the lower surface of bolt carriage 3 and slide 4 brake 4a is separated, plunger 6 in the solenoid combination will be subjected to being located at the restoring force (elastic force) of its cone shaped spring 7 on every side and rise, the thrust slide 4 that is subjected to above-mentioned plunger 6 will be along the axial advancement of bolt carriage, V font brake 4a on the above-mentioned slide 4 will enter in the recessed channel 3c on the 3b of suspension member portion that is formed at bolt carriage 3 lower surfaces, thereby stop resetting of bolt carriage 3.
That is, when locking a door, shown in Fig. 4 c, the V font brake 4a of slide 4 will be positioned at the one side that is formed with hook 3a of bolt carriage 3.
Simultaneously, when as above locking a door like that, that is, the thrust of the plunger 6 that slide 4 is risen and when rising is originally by the switch cover 4b that is positioned at slide 4 bottoms and keep the contact of state separated from each other to link to each other.
That is, when slide 4 rises, be subjected to being located at the restoring force (elastic force) of the torque spring 11 of switch-box one side, movable contact 8 will be the center with the turning point, and the clockwise direction of press on the figure rotates, thereby movably contact 8 will link to each other with fixed contact therefor 9.
As above such, along with fixed contact therefor 9 links to each other with movable contact 8 and switch is closed, washing machine drive division and water supply valve and draining pump etc. just can be connected power supply.
And, under as above such state of locking a door, to remove even promote the power of bolt carriage 3, bolt carriage 3 can not reverse, thus bolt 16 just can not come off from the hook 3a of bolt carriage 3 yet.
In addition, hang over the position that can not get back on the brake 4a of slide 4 when opening the door along with bolt carriage 3, the bolt 16 that is positioned on the door 15 can not come off from the hook 3a of bolt carriage 3, thereby door has just been locked.
Below, to the state of from door lock, as follows to the procedure declaration of opening.
Under the state that the door lock shown in Fig. 4 c, the user presses unlock button (diagram slightly), solenoid 5 will be connected power supply, and plunger 6 is subjected to the attraction of solenoid 5 and is compressing the cone shaped spring 7 that is positioned on the outer axial face along bolt carriage 3) axially, press mobile on the figure downwards.
At this moment, the plunger 6 that descends will be pushed above-mentioned slide 4 to below from the position of the downside that is attached to slide 4 shown in Fig. 4 a, therefore be in the brake 4a of the slide in the V font recessed channel 3c that is formed at bolt carriage 3 bottoms originally along hinged joint axle 21 directions of bolt carriage 3, will at a time break away from the lower surface of bolt carriage 3 fully.
Promptly, slide 4 is subjected to the attraction of solenoid 5 and descends, and behind the state of the state of process Fig. 4 c and Fig. 4 b, when the brake 4a of above-mentioned slide 4 breaks away from the bottom of bolt carriage 3 fully, bolt carriage 3 will be under the effect of the restoring force (elastic force) of torque spring 11, the state shown in Fig. 4 a when getting back to door lock and opening.
In a word, when being subjected to effect plunger 6 declines of solenoid combination, slide is subjected to the thrust of plunger 6 and descends together, and when a certain moment of process, after the constraint between slide 4 and the bolt carriage 3 is removed fully, bolt carriage 3 will be got back to the position that can open door.
As above such, when door-lock opening, be located at the switch cover 4b of slide 4 lower surfaces, with the another side of pushing on the movable contact 8 relative, thereby the contact of fixed contact therefor 9 and movable contact 8 is separated with the contact.
At this moment, torque spring 11 will be accumulated power and recover (elastic force).
And, as above such, when bolt carriage 3 is got back to the state of opening door, originally be subjected to the bolt 16 of the hook 3a constraint of bolt carriage 3 will break away from the constraint of bolt carriage 3, the contact of fixed contact therefor 9 and movable contact 8 will disconnect (off) under this state, thereby the drive division of washing machine and water supply valve and draining pump etc. all can not be connected power supply.
On the other hand, under the state that door lock, when disconnecting, can open the lid 20 that is positioned at tumbling-box washing machine main body the place ahead downside because of the power supply of reason washing machines such as having a power failure or break down, pull-up is positioned at the belt 12 of lid 2 inboards, makes up with the manual operation door interlock switch and opens door lock.
But so existing door interlock switch combination 100 exists following problem aspect reliability of operation.
Promptly, above-mentioned existing door interlock switch combination 100, in the process of under the door 15 quilt states of locking, washing or dewatering, if excessive vibrations take place, the plunger 6 that constitutes the door interlock switch combination will overcome the elastic force of cone shaped spring 7 and knock slide 4, so that slide 4 descends, the brake 4a of above-mentioned like this slide will break away from the lower surface of bolt carriage 3, make being disengaged of door, thereby exist a hidden danger that may be opened by the lock state.
This shows that the door lock assembly of above-mentioned existing roller washing machine still has many defectives, and the assistant officer waits to be improved.
Because the defective that the door lock assembly of above-mentioned existing roller washing machine exists, the design people is based on being engaged in this type of product design manufacturing for many years, amassing has abundant practical experience and professional knowledge, actively studied innovation, in the hope of found a kind of tumbling-box washing machine that improves forming structure with the door of door interlock switch combination by the slide fixture under the lock state, can improve the general forming structure of the door lock assembly of existing conventional roller washing machine on the market, make it have more competitiveness.Through constantly research, design, and after studying sample and improvement repeatedly, create the present invention who has practical value finally.
Summary of the invention
Technical problem underlying to be solved by this invention is, overcome the defective of the door lock assembly existence of existing roller washing machine, and the tumbling-box washing machine that a kind of new structure is provided with the door of door interlock switch combination by the slide fixture under the lock state, it is washed or when dewatering under the state that door is locked, even because of reason generation excessive shock such as imbalances, also can not allow door lock open, thereby improve the reliability of operation of door lock combination.
The present invention solves its technical problem underlying and realizes by the following technical solutions.The tumbling-box washing machine that proposes according to the present invention by the slide fixture under the lock state, includes switch-box with the door of door interlock switch combination; Be connected in the switch cover on the switch-box; Be located at a side of above-mentioned switch-box, when rotating, also can be subjected to resilient bolt carriage to the restoring force of the direction of opening the door; Be located at bolt carriage one side of above-mentioned switch-box, can retrain or discharge the slide of bolt carriage along the direction lifting consistent with the hinged joint axle of above-mentioned bolt carriage; Insert and be fixed on the central portion of above-mentioned switch-box, have the solenoid that passes switch cover and expose outside power connection; When above-mentioned solenoid is switched on, can be inhaled into the plunger that solenoidal inboard descends slide; Be located at cone shaped spring on the plunger outer peripheral face for above-mentioned plunger being pushed to the place ahead; Be positioned at the bottom of above-mentioned slide, the seesaw action of make and break contact plays the switch portion of on-off action during because of the slide lifting, it is characterized in that: between a side and slide of switch-box, be provided with spring, this spring is to prevent to wash under the state that door is locked or when dewatering, descend because of the transition of washing machine vibrations cause slide, and the phenomenon that door lock is opened takes place.
The present invention solves its technical problem and can also adopt following technical measures further to realize.
Before described spring be the compression spring that is arranged between the upside wall of the solenoid fixed part of switch-box and slide.
Before described spring be the extension spring that is arranged between the upper side wall of the upper side wall of switch-box and slide.
Before described spring be the compression spring that is arranged between the lower wall of the under shield of dropping distance of qualification slide of the slide bottom that is formed at switch-box and above-mentioned slide.
Before describedly on the position that spring will be set of switch-box and slide, be provided with when mounting spring, instruct its installation site, and guide protrusions or the direction recess that the rear defence anti-avulsion falls be installed.
The present invention compared with prior art has tangible advantage and beneficial effect.By above technical scheme as can be known, owing to adopt above-mentioned improvement structure, in door interlock switch combination of the present invention, when washing under the state that door is locked or dewatering, even because of excessive shock takes place, plunger knocks slide, the restoring force of the spring that its percussion power also can supported above-mentioned slide is offset, thereby prevented moving of slide, the phenomenon generation that door lock is opened just can not take place yet.
So door interlock switch of the present invention combination has been eliminated when washing or dehydration, because of the vibrations of washing machine, the door lock caused variety of issue that is opened, thus improved the product reliability of operation.
The present invention is on the practicality and cost benefit of structural design, use, really it is required to meet industry development fully, and disclosed structure is unprecedented innovative design, it does not see any publication, do not see more that before application that identical architectural feature is arranged is known, formerly public, and also not seeing on the market has similar products like, and has novelty really.
Structure of the present invention really has more technological progress than the door lock assembly of existing roller washing machine, and its particular structure feature reaches the door lock assembly that more can also be far from existing roller washing machine and can compare, the door lock assembly of more existing roller washing machine has more technical progress, and have the multinomial effect of enhancement, and creative really.
Designer of the present invention studies this series products experience of existing ten several years, quite understand for existing problem of the door lock assembly of existing roller washing machine and defective, and the present invention founds according to above-mentioned Study of Defects exploitation, it can reach its intended purposes and effect really, not only on the kenel of space, really belong to innovation, and the true accessory of the door lock assembly of more existing roller washing machine has suitable enhancement effect, and existing known product has more technological progress and practicality, and produced handy and practical good effect, and have practicality really.
In sum, the present invention really belongs to innovation on the kenel of space, and has the multinomial effect of enhancement than existing product, and simple in structure, is suitable for practicality, has the extensive value of industry.It is in limited field, technical development space, no matter structurally or bigger improvement all arranged on the function, and have large improvement technically, and produced handy and practical effect, and has the effect of enhancement really, thereby being suitable for practicality more, really is a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction partly of technical solution of the present invention feature, for making the professional and technical personnel can clearer understanding technological means of the present invention, and can be implemented according to the content of specification, below with preferred embodiment of the present invention and conjunction with figs. describe in detail as after.
The specific embodiment of the present invention is provided in detail by following examples and accompanying drawing thereof.
Description of drawings
Fig. 1 is the plane of existing drum type washing gate portion structure.
Fig. 2 is the decomposition side view of existing door interlock switch combination.
Fig. 3 a is the decomposition side view of the annexation of the bolt carriage of existing door interlock switch combination and slide.
Fig. 3 b is the side view of seesaw structure of the switch portion of existing door interlock switch combination.
Fig. 4 a to Fig. 4 c is the internal structure of existing door interlock switch combination and remove the plane of the state of rear side cover, its
Fig. 4 a is the state diagram that door is opened.
Fig. 4 b is the state diagram during by lock.
Fig. 4 c is the state diagram behind the quilt lock.
Fig. 5 is the decomposition side view of door interlock switch combining structure of the present invention.
Fig. 6 a and Fig. 6 b are the internal structures of door interlock switch of the present invention combination and remove the plane of the state of rear side cover, its
Fig. 6 a is the state diagram that door is opened.
Fig. 4 b is the state diagram behind the quilt lock.
Fig. 7 is the plane of the internal structure of door interlock switch combination in the another embodiment of the present invention.
Fig. 8 is that the sectioning of internal structure of door interlock switch combination in the another embodiment of the present invention will be put the plane at position.
The specific embodiment
Below in conjunction with accompanying drawing and preferred embodiment, to its specific embodiment, structure, feature and the effect thereof that foundation the present invention proposes, describe in detail as after.
Explanation * for the symbol of the major part of drawing
1. switch-box 1a. solenoid fixed part
1b. under shield 2. switch covers
3. bolt carriage 3a. links up with
3b. the 3c. of suspension member portion recessed channel
4. slide 4a. brake
4b. switch cover 4c. hand switch ball handle
5. solenoid 6. plungers
7. cone shaped spring 8. movable contacts
8a. common contact 800. supporting brackets
801. protruding 802. holddown grooves
803. electric wire connection part 804. joggling parts
805. anti drop-off projection 9. fixed contact therefors
10. power connection 11. torque springs
13. 15. of main bodys
16. bolt 50. springs
See also Fig. 5 to shown in Figure 8, the part that the present invention is identical with the prior art structure is omitted its explanation, and identical member is paid identical symbol.
The combination 100 of door interlock switch of the present invention is by switch-box 1; Be connected in the switch cover 2 on the above-mentioned switch-box 1; Be located at a side of above-mentioned switch-box 1, when rotating, also can be subjected to resilient bolt carriage 3 to the restoring force of the direction of opening the door; Be located at bolt carriage 3 one sides of above-mentioned switch-box 1, can retrain or discharge the slide 4 of bolt carriage 3 along the direction lifting consistent with hinged joint (hinge) axle of above-mentioned bolt carriage 3; Insert and be fixed on the inboard of the solenoid fixed part 1a that is positioned at switch-box 1 central authorities, have to have the solenoid 5 that passes the power connection that switch cover 2 exposes; When above-mentioned solenoid 5 is switched on (on), can be inhaled into the plunger 6 that solenoidal inboard descends slide 4; Be located at cone shaped spring 7 on plunger 6 outer peripheral faces for above-mentioned plunger 6 being pushed to the place ahead; Be positioned at the bottom of above-mentioned slide 4, the seesaw action of contact plays the switch portion of on-off action during because of slide 4 liftings; Between a side and slide 4 of above-mentioned switch-box 1, prevent under the state that door is locked, to wash or when dewatering, because of the transition vibrations of washing machine cause that slide 4 descends, thereby the spring 50 that the phenomenon that door lock is opened takes place constitutes.
Here, spring 50 is between the upside wall of the solenoid fixed part 1a of above-mentioned switch-box 1 and slide 4 more than one compression spring to be set.
The effect of the present invention of this structure is as follows.
When door 15 is washed under the state of locking or dewaters, if excessive shock takes place, the plunger 6 that constitutes the door interlock switch combination will overcome the elastic force of cone shaped spring 7 and knock slide 4.
At this moment, door interlock switch of the present invention combination 100, the right and left between the upside wall of the solenoid fixed part (1a) of above-mentioned switch 1 and slide 4 is equipped with the compression spring as spring 50.
Therefore, when because of the transition of washing machine vibrations, when plunger 6 knocks slide 4, will offset the power that plunger 6 knocks slide 4 as the restoring force (elastic force) of the compression spring of spring 50, thereby prevent the decline of slide 4.
That is, above-mentioned compression spring except because of solenoid 5 energisings attract the situation of plunger 6, can play the effect that prevents that slide 4 from descending, thereby can prevent that the phenomenon that door lock is opened when washing or dehydration from taking place.
Though in above-mentioned enforcement example, explanation be provided with two the compression springs situations, regulate the tension force of spring after, only be provided with one the compression spring also be fine.
Fig. 7 is that of the present invention another implemented the plane of door interlock switch combination in example, and it is that what prevent that spring 50 that door lock is opened is suitable for is extension spring.
Under the situation of this suitable extension spring, above-mentioned extension spring will be arranged between the upper side wall of the upper side wall of switch-box 1 and slide 4, and in the transition vibrations because of washing machine, when plunger 6 knocks slide 4 downwards, the restoring force of above-mentioned extension spring (elastic force) will be offset the power that plunger 6 knocks slide 4 downwards, thereby can prevent the decline of slide 4.
Fig. 8 is that sectioning of another enforcement example of the present invention will be put the plane at position.In this case, for what prevent that spring 50 that door lock is opened is suitable for is the compression spring, and above-mentioned compression spring will be arranged between the lower wall of the under shield 1b (lower baffle) of dropping distance of qualification slide of slide 4 bottoms that are formed at above-mentioned switch-box 1 and above-mentioned slide 4.
Simultaneously, above-mentioned respectively implementing in the example, on the position that spring will be set of above-mentioned switch-box 1 and slide 4, be equipped with when above-mentioned compression spring or extension spring are installed, instruct its installation site, and prevent guide protrusions or direction recess that spring comes off from the position is set.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, every foundation technical spirit of the present invention all still belongs in the scope of technical solution of the present invention any simple modification, equivalent variations and modification that above embodiment did.
Claims (5)
1, a kind of tumbling-box washing machine by the slide fixture under the lock state, includes switch-box with the door of door interlock switch combination; Be connected in the switch cover on the switch-box; Be located at a side of above-mentioned switch-box, when rotating, also can be subjected to resilient bolt carriage to the restoring force of the direction of opening the door; Be located at bolt carriage one side of above-mentioned switch-box, can retrain or discharge the slide of bolt carriage along the direction lifting consistent with the hinged joint axle of above-mentioned bolt carriage; Insert and be fixed on the central portion of above-mentioned switch-box, have the solenoid that passes switch cover and expose outside power connection; When above-mentioned solenoid is switched on, can be inhaled into the plunger that solenoidal inboard descends slide; Be located at cone shaped spring on the plunger outer peripheral face for above-mentioned plunger being pushed to the place ahead; Be positioned at the bottom of above-mentioned slide, the seesaw action of make and break contact plays the switch portion of on-off action during because of the slide lifting, it is characterized in that: between a side and slide of switch-box, be provided with spring, this spring is to prevent to wash under the state that door is locked or when dewatering, descend because of the transition of washing machine vibrations cause slide, and the phenomenon that door lock is opened takes place.
2, tumbling-box washing machine according to claim 1 by the slide fixture under the lock state, is characterized in that described spring is the compression spring that is arranged between the upside wall of the solenoid fixed part of switch-box and slide with the door of door interlock switch combination.
3, tumbling-box washing machine according to claim 1 by the slide fixture under the lock state, is characterized in that described spring is the extension spring that is arranged between the upper side wall of the upper side wall of switch-box and slide with the door of door interlock switch combination.
4, tumbling-box washing machine according to claim 1 by the slide fixture under the lock state, is characterized in that described spring is the compression spring that is arranged between the lower wall of the under shield of dropping distance of qualification slide of the slide bottom that is formed at switch-box and above-mentioned slide with the door of door interlock switch combination.
5, according to the described tumbling-box washing machine of arbitrary claim in the claim 2 to 4 with the door of door interlock switch combination by the slide fixture under the lock state, it is characterized in that described on the position that spring will be set of switch-box and slide, be provided with when mounting spring, instruct its installation site, and guide protrusions or the direction recess that the rear defence anti-avulsion falls is being installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021238456A CN1316107C (en) | 2002-07-05 | 2002-07-05 | Slide base fixator in door locking state for door lock switch assembly of drum washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021238456A CN1316107C (en) | 2002-07-05 | 2002-07-05 | Slide base fixator in door locking state for door lock switch assembly of drum washing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1465780A CN1465780A (en) | 2004-01-07 |
| CN1316107C true CN1316107C (en) | 2007-05-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021238456A Expired - Fee Related CN1316107C (en) | 2002-07-05 | 2002-07-05 | Slide base fixator in door locking state for door lock switch assembly of drum washing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1316107C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100748457B1 (en) * | 2007-04-25 | 2007-08-10 | 두얼메카닉스 주식회사 | A door-lock equipment of an electric household appliance |
| CN103361933B (en) * | 2012-04-02 | 2016-08-10 | 株式会社Scd | Use in washing machine door lock assembly |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3892933A (en) * | 1971-11-26 | 1975-07-01 | Onofrio Rocchitelli | Apparatus for locking and related releasing of closure devices of doors of machines, more particularly for washing machines |
| GB1604581A (en) * | 1978-05-30 | 1981-12-09 | Servis Domestic Appliances Ltd | Latching mechanisms |
| EP0600390A1 (en) * | 1992-12-01 | 1994-06-08 | Carlo Gavazzi AG | Safety door lock structure particularly for washing machines with built-in electronic system |
| CN1301894A (en) * | 1999-12-29 | 2001-07-04 | Lg电子株式会社 | Door lock open and close device for rolling drum washing machine |
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2002
- 2002-07-05 CN CNB021238456A patent/CN1316107C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3892933A (en) * | 1971-11-26 | 1975-07-01 | Onofrio Rocchitelli | Apparatus for locking and related releasing of closure devices of doors of machines, more particularly for washing machines |
| GB1604581A (en) * | 1978-05-30 | 1981-12-09 | Servis Domestic Appliances Ltd | Latching mechanisms |
| EP0600390A1 (en) * | 1992-12-01 | 1994-06-08 | Carlo Gavazzi AG | Safety door lock structure particularly for washing machines with built-in electronic system |
| CN1301894A (en) * | 1999-12-29 | 2001-07-04 | Lg电子株式会社 | Door lock open and close device for rolling drum washing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1465780A (en) | 2004-01-07 |
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Granted publication date: 20070516 |