CN106436176A - Washing machine door locking device - Google Patents
Washing machine door locking device Download PDFInfo
- Publication number
- CN106436176A CN106436176A CN201611020431.XA CN201611020431A CN106436176A CN 106436176 A CN106436176 A CN 106436176A CN 201611020431 A CN201611020431 A CN 201611020431A CN 106436176 A CN106436176 A CN 106436176A
- Authority
- CN
- China
- Prior art keywords
- door
- washing machine
- linkage part
- gate stop
- locking device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/42—Safety arrangements, e.g. for stopping rotation of the receptacle upon opening of the casing door
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/26—Casings; Tubs
- D06F37/28—Doors; Security means therefor
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/12—Casings; Tubs
- D06F39/14—Doors or covers; Securing means therefor
Abstract
The invention discloses a washing machine door locking device which comprises a door hook and a lock body, wherein a locking part cooperating with the door hook to move between a locking position and a releasing position, a linkage part for executing a power-on command while performing linkage to lock the locking part, and a locking transmission mechanism for transmitting locking force between the linkage part and the locking part are arranged inside the lock body; an insertion sensing protection mechanism for sensing a door hook insertion state and a door hook pull-out state is also arranged in the lock body; the insertion sensing protection mechanism pulls out the door hook during normal operation to drive the linkage part to move to complete power-off. The washing machine door locking device provided by the invention ensures that the washing machine stops operating once the door lock is pulled out.
Description
Technical field
The present invention relates to household electrical appliance technical field, and in particular to a kind of door lock of washing machine.
Background technology
Washing machine door switch is provided in casing, and for controlling the opening and closing of the door of washings dispensing port, door lock is opened
Close and can be pinned according to the signal of control unit or unclamp the hook on door.Door of washing machine be locked in washing machine play vital
Effect, in normal laundry work, needs to be connected door for washing machine with body of the washing machine by door lock of washing machine, to prevent from washing
During the work of clothing machine, door closure is arbitrarily opened.Now there is a kind of washing machine safety lock on the market, which includes what housing was adapted with housing
The status of dead bolt are fed back to outside control by signaling switch by lid, signaling switch, electromagnetic drive mechanism and actuator
System processed, so that door for washing machine cannot start washing machine in opening, and makes washing machine beat upon actuation
Door for washing machine is opened, and then ensure that the safety for using.But this washing machine is perfect not enough, one layer of control peace is only served
Full effect, and such structural instability factor is more, and reliability and safety are not high enough, it is impossible to the people of user is completely secured
Body and property safety.
At present, in prior art as Chinese patent literature CN104099753A, a kind of door lock of washing machine is disclosed, which includes
The gate stop being located on door of washing machine and the lock body on washing machine body, the lock body is provided with for gate stop insertion
Jack, is provided with inside the lock body and is coordinated the sticking department as the first tumbler that can be moved with off-position in locking with gate stop
Part, executes electrical instruction while linkage completes the Fructus Persicae heart slide block as linkage part to locking member locking, Yi Ji
The locking drive mechanism of latching force is transmitted between the linkage part and the locking member.It is not inserted in the gate stop described
During jack, the locking member does not have external force promotion move to latched position from off-position, this blocks locking and passes
The action of motivation structure.Even if thus there is electrical instruction, due to the interaction relation between linkage part and the locking drive mechanism,
Also so that linkage part is immovable, electrical instruction can not be completed.In normal use, the gate stop inserts the jack, pushes away
Moving the locking member and latched position being moved to from off-position, now the locking drive mechanism can be moved.So receiving
In the case of to electrical instruction, the linkage part movement makes the movable contact spring being fixed thereon and the static contact being fixed on housing
Contact energising, and while the locking drive mechanism that links moves to the state for keeping the locking member in latched position.Wash
After clothing machine completes laundry, it is disconnected in the contact realization of static contact that linkage part reset described in cut-offing instruction drives movable contact spring to depart from
Electricity, also due to linkage drives the locking drive mechanism to release the lock-out state to the locking member.At this moment pull described
Gate stop drives the locking member to return to off-position.
But in the door of washing machine locking device of above-mentioned patent documentation, the locking between gate stop and lock body be from linkage part to
Locking member is unidirectional to be completed, after washing machine opens door of washing machine by force by external force in the course of the work, due to sticking department
The action of part does not have any feedback to linkage part so that linkage part remains in the position for keeping movable contact spring to contact with static contact
Put, namely washing machine is still in working condition.Such situation is extremely dangerous.
In addition, the linkage in above-mentioned patent documentation is set up in parallel with mounting seat, cause the size of door lock of washing machine relatively
Greatly, the installing space of miscellaneous part on switch door-plate is occupied.
Content of the invention
Therefore, the technical problem to be solved in the present invention be to overcome gate stop of the prior art from the jack of lock body by force
When extracting, washing machine is still in the defect of working condition, and after when providing a kind of work of washing machine, gate stop is extracted by force, washing machine is
Out-of-work door lock of washing machine.
The invention solves the problems that another technical problem be to overcome door lock of washing machine width dimensions in prior art larger,
Defect that switch gate plate on miscellaneous part install is not utilized, and so as to provide, a kind of size is less, take up room little door of washing machine
Lock.
For this purpose, list whole technical schemes of claims record successively herein；A kind of door of washing machine locking device, bag
Include：Gate stop, is installed on door of washing machine；Lock body, is installed on washing machine body and is correspondingly arranged with the gate stop；Inside be provided with
Gate stop coordinates the locking member that can move between latched position and off-position, executes electrical instruction while linkage is completed to described
The linkage part of locking member locking, and the locking biography of latching force is transmitted between the linkage part and the locking member
Motivation structure；The insertion perception protection for perceiving that state extracted by the gate stop insert state and the gate stop is additionally provided with the lock body
Mechanism；The insertion perception gate stop of the protection mechanism in normal work is extracted the drive linkage part movement and completes to break
Electricity.
Further, the insertion perceives protection mechanism and has：Part is perceived, can be in the gate stop insert state and described
Gate stop is extracted between state and is moved, and is biased towards extracting the biasing force of state in the gate stop；Protection part, with the perception
Partial movement and action；Readiness being in the gate stop insert state, and state is extracted in biasing force in the gate stop
In the presence of drive the linkage part to power-off direction move.
Further, the sense part is divided into independent awareness tool, and the protection portion is divided into independent push rod；Both divide
Do not removably mount within the housing, and mutually link.
Further, the push rod moving direction moving direction driven with the linkage part is identical, a bias
Part applies contrary with driving force suffered by the linkage part and more than the driving force biasing force to the push rod；The sense
Know that part is pivotally mounted on the housing by a pivoted arm；Linkage structure between the awareness tool and the push rod
For an inclined-plane fit structure, the perception is acted simultaneously on by the biasing force of biasing member described in the inclined-plane fit structure
On part, while the thrust of the gate stop that the awareness tool is subject to promotes the push rod gram by the inclined-plane fit structure
The biasing force for taking the biasing member moves to readiness.
Further, the linkage part is slidably mounted in the housing by a guiding mechanism.
Further, the guiding mechanism includes leading on molding gathering sill and the linkage part on the housing
To pin, the guide finger is abutted against with one end of the push rod.
Further, the driving force is provided by a trigger element, the trigger element include coil strut assembly and
Inserted sheet component, the iron core styletable of the coil strut assembly drives the linkage part to slide and moves, the coil strut assembly
Coil-end be connected with external power source by the first inserted sheet, the dynamic inserted sheet in the inserted sheet component by horizontal sliding unit guiding with
Quiet inserted sheet adhesive or separate.
Further, the locking drive mechanism includes：Limited block, is slidably mounted in the housing and by described
Dynamic component can connect in which drive；Driving block, is slidably mounted in the housing, by the locking member promotion to unblock
Position is moved, and is biased against the biasing force of part and resets to latched position, and when the locking member is in the locked position, can be by
The limited block carries out spacing.
Further, the driving block is provided with the through hole for coordinating with the limited block；It is in the locking member
During latched position, the limited block moving back and forth in the projecting inward or sinking of the through hole with the linkage part.
Further, the driving block is parallel with the mobile route of the linkage part.
Further, the linkage part is respectively by the first guide member and the second guide member and the housing and institute
State the connection of horizontal sliding unit.
Further, first guide member includes the matched track in jump ring and the linkage part back side, institute
State the chute in the projection and the horizontal sliding unit that the second guide member is included on linkage part.
Further, the door of washing machine locking device also includes the urgent solution in case of emergency opening door of washing machine
Locking device.
Further, the emergency unlocking device includes to be arranged at pull bar outside the housing installation pedestal, is arranged on
Pull bar contact on pull bar, and the opening in installation pedestal is arranged on respect to the pull bar contact, during emergency release, described
Pull bar is pulled, and the pull bar contact promotes the linkage part to move to unlocked position, therewith the limited block and described
Dynamic inserted sheet is moved to unlocked position and open position respectively.
Technical solution of the present invention, has the advantage that：
The present invention provide door of washing machine locking device in, when gate stop is extracted, slide block bias force mechanisms in the presence of on
Moving reset makes limited block depart from from hole while slide block shelters from mating holes, even if thus the washing machine limited block that has been energized also cannot
Action, i.e. washing machine cannot run；Secondly push rod is coordinated with guide finger on linkage part, when gate stop is extracted, in biasing force
In the presence of mechanism, push rod resets and drives linkage part 8 and cross sliding clock 22 to move, and so that inserted sheet is separated with quiet inserted sheet
I.e. interrupt output working signal, even if now energising washing machine will not also run, thus achieves the second weight of door lock of washing machine
Protection, while the linkage using swingle with push rod 4 is arranged, has saved the arrangement space of door lock of washing machine；Finally work as washing machine
Extracted after gate stop by force still in during working condition, due to automatically reseting for push rod, linkage part 8 is moved down and promotes sound inserted sheet certainly
Move and separate, interrupt output working signal washing machine is automatically stopped work.
Description of the drawings
In order to be illustrated more clearly that the specific embodiment of the invention or technical scheme of the prior art, below will be to concrete
Needed for embodiment or description of the prior art, accompanying drawing to be used is briefly described, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the lock body configuration schematic diagram of the door of washing machine locking device of the present invention；
Fig. 2 is the door hooking structure schematic diagram of the door of washing machine locking device of the present invention；
Fig. 3 is the appearance schematic diagram of the door lock assembly shown in Fig. 1；
Fig. 4 is the front view of the door lock assembly shown in Fig. 3；
Fig. 5 is the rearview of the door lock assembly shown in Fig. 3；
Fig. 6 is the side view of the door lock assembly shown in Fig. 3；
Fig. 7 is the top view of the door lock assembly shown in Fig. 3；
Fig. 8 is an internal structure schematic diagram for hooking door lock assembly when being not inserted into；
Fig. 9 is the side view of the door lock assembly internal structure shown in Fig. 8；
Figure 10 is A1 driving block part-structure schematic diagram in Fig. 8；
Figure 11 is B1 pusher section structural representation in Fig. 8；
Figure 12 is structure enlarged diagram of the F1 part when door is not turned off in Figure 11；
Figure 13 is the rearview of C1 part in Fig. 8；
Figure 14 is structure enlarged diagram of the D1 part when door is not turned off in Fig. 8；
Figure 15 is structure enlarged diagram of the E1 part when door is not turned off in Fig. 8；
Figure 16 is each part direction of action schematic diagram after closing of the door in the door lock assembly shown in Fig. 1；
Figure 17 is an internal structure schematic diagram for hooking door lock assembly when inserting；
Figure 18 is A2 driving block part-structure schematic diagram in Figure 17；
Figure 19 is structure enlarged diagram of the G2 limited block part when door is closed in Figure 18；
Figure 20 is B2 pusher section structural representation in Figure 17；
Figure 21 is direction of motion schematic diagram of the F2 part when door is closed in Figure 20；
Figure 22 is structure enlarged diagram of the F2 part when door is closed in Figure 20；
Figure 23 is the rearview of C2 part in Figure 17；
Figure 24 is structure enlarged diagram of the D2 part when door is closed in Figure 17；
Figure 25 is structure enlarged diagram of the E2 part when door is closed in Figure 17；
Figure 26 is the side view of the door lock assembly internal structure when door is closed shown in Figure 17；
Figure 27 is that pusher section hooks direction of motion schematic diagram when extracting in door；
Figure 28 is the structural representation of pusher section reset state after door is hooked and extracted；
View when Figure 29 is not left behind for pull bar；
Emergency release view when Figure 30 is left behind for pull bar；
Figure 31 is the structure enlarged diagram of H part in Figure 30；
Description of reference numerals：
1- pull bar；2- push rod spring；3- swingle；4- push rod；5- case；6- jump ring；7- Fructus Persicae heart sliding block spring；The 8- Fructus Persicae heart
Slide block；9- limited block；10- limited block spring；11- core limb；The first binding post of 12-；The second binding post of 13-；14- coil；15-
Skeleton pad；The first inserted sheet of 16-；17- moves inserted sheet；The quiet inserted sheet of 18-；19-PTC；The short connecting spring of 20-；The long connecting spring of 21-；
22- cross sliding clock；23- installation pedestal；24- driving block；25- sliding block spring；26- base；27- cam；28- cam spring；
29- is covered；30- door is hooked；31- pull bar contact；32- pull bar confined planes；
Specific embodiment
Below in conjunction with accompanying drawing, technical scheme is clearly and completely described, it is clear that described enforcement
Example is a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment obtained under the premise of creative work is not made by personnel, belongs to the scope of protection of the invention.
Embodiment 1
It is the door of washing machine locking device of the present invention as shown in Figure 1-2, a kind of door lock of washing machine includes to be located on door of washing machine
Gate stop 30 and be installed on washing machine body the lock body being correspondingly arranged with gate stop 30；As shown in figure 9, being provided with inside lock body and door
Hook 30 coordinates the cam 27 that can move between latched position and off-position, and cam 27 is rotatably mounted to inside lock body, such as
Shown in Figure 26, door hook 30 insert lock body when promote cam 27 rotate and engage with cam 27, door hook 30 from lock body jack extract when,
Cam 27 is automatically reset in the presence of cam spring 28.
After washing machine energising, while the 8 execution action of slide block of the Fructus Persicae heart, linkage completes the locking to cam 27, while in the Fructus Persicae heart
The locking drive mechanism of latching force is transmitted between slide block 8 and cam 27.As shown in Figure 10, locking drive mechanism includes limited block 9
With driving block 24, wherein limited block 9 is slidably mounted in housing and can be connected with driving by Fructus Persicae heart slide block 8, such as Figure 14 with
And shown in Figure 24, the side of Fructus Persicae heart slide block 8 is provided with lifting chute, is provided with guide pillar on limited block 9, slided with the Fructus Persicae heart by guide pillar
The lifting chute of block 8 coordinates, while limited block 9 is adapted with the through hole on slide block 24 and base 26, Fructus Persicae heart slide block 8 is moved upwards
Dynamic then drive limited block 9 sink, now limited block 9 snap in driving block 24 through hole locking driving block 24, Fructus Persicae heart slide block 8 to
Lower movement then drives limited block 9 to rise, then limited block 9 departs from the lock for releasing to driving block 24 from the through hole of driving block 24
Fixed.
Driving block 24 is slidably mounted in housing, and which moves to unlocked position when being promoted by cam 27, by slide block
The biasing force of spring 25 is resetted to latched position, and when cam 27 is in the locked position, as depicted in figs. 18-19, can be by spacing
Block 9 carries out blocking spacing through the through hole on driving block 24.
Specifically, movable slider 24 is slidably mounted in base 26, and when door hook 30 is not inserted into, cam 27 blocks transmission to be slided
Block 24 limits its movement, and after door hooks 30 insertions, cam 27 overturns the restriction for releasing to driving block 24, and driving block 24 is being slided
The effect of block spring 25 resets downwards, and is equipped with the slider throughbores for cooperating on driving block 24 and base 26, works as biography
When movable slider 24 resets downwards, the slider throughbores on driving block 24 just move down into the position corresponding with the through hole on base 26
Put, the through hole that now limited block 9 is may pass through on driving block 24 carries out locking the locking for being achieved in door of washing machine；Conversely, working as
Door hook 30 from lock body jack extract when, cam 27 resets in the presence of cam spring 28, drive driving block 24 on move and general
Its clamping, the through hole on base 26 is transmitted the other parts of slide block 24 and covers, and limited block 9 is blocked and cannot be locked.
As illustrated in figs 20-22, the insertion for perceiving that state extracted by 30 insert state of gate stop and gate stop 30 is additionally provided with lock body
Perceive protection mechanism；Insertion perception protection mechanism is extracted 8 movement of drive Fructus Persicae heart slide block in normal work by gate stop 30 and is completed
Power-off.Sense part is divided into independent part swingle 3, and protection portion is divided into independent part push rod 4；Both movably pacify respectively
It is mounted in housing, and mutually links.
As shown in Figure 27-28, wherein swingle 3 can be extracted between state in 30 insert state of gate stop and gate stop 30 and be moved；
Push rod 4 with the movement of swingle 3 and action, and being provided with push rod spring 2 on push rod 4 makes which be biased towards extracting in gate stop 30
The biasing force of state；Push rod 4 is in readiness when gate stop 30 is inserted, and biases in back-moving spring 2 when gate stop 30 is extracted
Drive Fructus Persicae heart slide block 8 to move down in the presence of power, i.e., move to the direction for making washing machine power-off.
Referring to accompanying drawing 28, when door hooks 30 and inserts lock body, the movement driven with Fructus Persicae heart slide block 8 of the moving direction of push rod 4
Direction is identical all to move up, and push rod spring 2 applies to push rod 4 contrary with driving force suffered by Fructus Persicae heart slide block 8 and drives more than which
The biasing force of power；As shown in figure 28, swingle 3 is pivotally mounted on the housing of lock body by a pivoted arm；Swingle 3 with push away
It is linked by an inclined-plane between bar 4, the biasing force due to inclined-plane fit structure push rod spring 2 acts simultaneously on rotation
On bar 3, referring to accompanying drawing 27, therefore when swingle 3 is subject to the thrust of gate stop 30 and promotes push rod 4 to overcome by inclined-plane fit structure
The biasing force of push rod spring 2 moves to readiness.
The housing of lock body includes base 26, installation pedestal 23 and case 5,29, and installation pedestal 23 is embedded in 26 bottom of base,
Lower encioser 5 is used for covering installation pedestal 23, and upper encloser 29 is used for 26 top of covering base.Fructus Persicae heart slide block 8 passes through a Guiding machine
Structure is slidably mounted in housing installation pedestal 23, and referring to accompanying drawing 12, guiding mechanism includes to be molded over leading in installation pedestal 23
To groove and the guide finger installed in 8 back side of Fructus Persicae heart slide block, as shown in fig. 21-22, the guide finger of Fructus Persicae heart slide block 8 is fastened on installation base
In the chute of seat 23, the guide finger of Fructus Persicae heart slide block 8 is abutted against with push rod 4, by the displacement of 4 restricted guidance pin of push rod.
Further, Fructus Persicae heart slide block 8 is connected to installation pedestal 23 by the first guide member and the second guide member respectively
With cross sliding clock 22, as shown in Figure 13 and 23, the first guide member includes that jump ring 6 and 8 back sides of Fructus Persicae heart slide block are matched
Cardioid track, Fructus Persicae heart slide block 8 is carried out spacing in motor process using the cooperation of jump ring 6 and track to which.Referring to accompanying drawing 13 and
23, wherein 6 one end of jump ring is fixedly connected with the boss in installation pedestal 23, and the other end is fastened on the track at 8 back side of Fructus Persicae heart slide block
Interior, its middle orbit is in closed heart, is provided with step and ramp in track, for making the closure in orbit of jump ring 6 slide more
Smooth；Referring to accompanying drawing 1 and 16, the second guide member includes to join on the protruding column on Fructus Persicae heart slide block 8 and cross sliding clock 22 therewith
The chute of conjunction.
A trigger element is additionally provided with door of washing machine locking device for providing driving force, as shown in figure 1, trigger element bag
Vinculum circle strut assembly and inserted sheet component, coil strut assembly includes coil 14 and core limb 11, and inserted sheet component includes first
Inserted sheet 16, move inserted sheet 17 and quiet inserted sheet 18, wherein case be provided with respectively with the first inserted sheet 16, move inserted sheet 17 and 18 phase of quiet inserted sheet
Corresponding power supply wiring socket labelling 3,2,1 is corresponding.As shown in Fig. 1 and 16, wherein 11 end of core limb is fastened on Fructus Persicae heart slide block 8
T-slot in, can drive Fructus Persicae heart slide block 8 slide movement, the dynamic inserted sheet 17 in inserted sheet component by cross sliding clock 22 guide with quiet insert
18 adhesive of piece or separate.Driving block 24 is provided with the through hole for coordinating with limited block 9, and limited block 9 can be with the reciprocal of Fructus Persicae heart slide block 8
Movement is projecting inward in through hole or sinks.And driving block 24 is parallel with the mobile route of Fructus Persicae heart slide block 8.
Specifically 14 end of coil of coil strut assembly is connected with external power source by connecting spring PTC and the first inserted sheet 16
Connect, while coil 14 is connected with dynamic inserted sheet 17 and quiet inserted sheet 18 respectively by first, second binding post 12,13 respectively, when
After one inserted sheet 16 accesses external power source, coil 14 and dynamic and static inserted sheet obtain electric, coil 14 on electric drive core limb 11 shift-in and
Drive Fructus Persicae heart slide block 8 to move up, while the cross sliding clock 22 being connected with Fructus Persicae heart slide block 8 is mutually moved right therewith, and then drive dynamic
Inserted sheet 17 is contacted with quiet inserted sheet 18, as shown in figure 25；After external power source disconnects, coil 14 and dynamic and static inserted sheet dead electricity, unshakable in one's determination
Post 11 moves down drive Fructus Persicae heart slide block 8 and moves down, and then cross sliding clock 22 is moved to left therewith, promotes to move 18 points of inserted sheet 17 and quiet inserted sheet
From as shown in figure 15.
As shown in figures 29-31, door of washing machine locking device is also included in case of emergency opening the urgent of door of washing machine
Tripper.As shown in figure 29, emergency unlocking device includes to be arranged at pull bar 1 outside installation pedestal 23, is arranged on pull bar
Pull bar contact 31, and be arranged on the opening in installation pedestal 23, as shown in figure 30, emergency release with respect to pull bar contact 31
When, pull bar 1 is pulled, and pull bar contact 31 promotes Fructus Persicae heart slide block 8 to move to latched position, while as shown in figure 31, pull bar is spacing
Face 32 and 23 face of installation pedestal contact and so that pull bar 1 is drawn still further below, and limited block 9 and dynamic inserted sheet 17 are respectively to unblock therewith
Position and open position movement, at this moment limited block 9 releases the locking to driving block 24, and light drawing can open washing machine door board.
The work process when door of washing machine of the present embodiment is locked in specifically used is as follows：
1st, when door of washing machine is not turned off, door hooks 30 and is introduced into lock body, and cam 27 is in multiple under the action of the spring 28
Position state, driving block 24 by cam 27 lock by fixation spacing, now driving block 24 cannot be moved, therefore on base 26 and
The through hole that limited block 9 coordinates is transmitted slide block 24 and blocks thus block that limited block 9 is prominent from through hole, and such setting guarantees
Also will not action even if washing machine has been energized.Above-mentioned it is set to washing machine safe operation and is ensured there is provided first again.
Meanwhile, when door of washing machine is not turned off, door is hooked and 30 is introduced into lock body, swingle 3 and push rod 4 still in free state,
The partial pressure of 4 drawn stem spring 2 of push rod is in downward reset state, therefore leading on one end of push rod 4 and Fructus Persicae heart slide block 8
Offset to pin, limit on Fructus Persicae heart slide block 8 and move, now high order end of the cross sliding clock 22 in movement travel, dynamic inserted sheet 17 is in level
Can not connect with quiet inserted sheet 18 under the restriction of slide block 22, dynamic and static inserted sheet is not turned on, and cannot export normal work signal, therefore
Washing machine cannot run.Above-mentioned it is set to washing machine safe operation and is ensured there is provided second again.Above two error protection setting side
Case can prevent the door for causing because of user operation error and overall design defect to be not turned off the dangerous feelings of washing machine startup
Condition occurs.
2nd, when door of washing machine is closed, door hooks 30 and inserts lock body, and backs down the swingle 3 in lock body, and swingle 3 offsets meeting
Drive push rod 4 to overcome the biasing force of push rod spring 2 up to move, transfer from one place to another under escort on push rod 4 and remove the position limit to 8 guide finger of Fructus Persicae heart slide block
System, if now washing machine energising, coil 14 obtains ferroelectric stem stem 11 and moves up, and can drive on Fructus Persicae heart slide block 8 and move, thus level
Slide block 22 moves right, and drives and moves inserted sheet 17 and 18 adhesive of quiet inserted sheet connection, and now washing machine can enter normal operating condition.
Meanwhile, after door hooks 30 insertion door locks, cam 27 rotates and discharges the driving block 24 for engaging therewith, driving block
24 reset downwards and expose through hole in the effect of spring 25, meanwhile, limited block 9 is upper the Fructus Persicae heart slide block 8 being slidably matched therewith
Shifting movement drives lower rising, and thus limited block 9 is ejected and snapped in the through hole of driving block 24 and base 26 and slides transmission
Block 24 is locked.Now, door-plate is pinned, and door of washing machine cannot be opened, and washing machine enters normal work.
3rd, after washing machine power-off, coil 14 and dynamic and static inserted sheet dead electricity first, iron core column 11 drives Fructus Persicae heart slide block 8 to reset,
Cross sliding clock 22 is moved to the left therewith, and then the dynamic inserted sheet 17 of drive is resetted and separated with quiet inserted sheet 18, and therefore interruption of work signal is defeated
Go out washing machine out of service；After opening door of washing machine, door hooks 30 and extracts, and push rod 4 is resetted in the presence of push rod spring 2, rotation
Bar 3 is back to initial condition；While extract cam 27 and rotate to initial condition because door hooks 30, and then block and move simultaneously on driving block 24
Locked.
4th, emergency release function, in work process, when washing machine is because of unexpected power-off, or because service life fail when, due to
The in running order door-plate locking of washing machine cannot be opened, now can be by pulling 1 emergency opening door of washing machine of pull bar, pull bar 1
After being pulled, contact on pull bar 1 withstands Fructus Persicae heart slide block 8 by the hole that reserves on housing and moves down, and thus drives limited block 9 from logical
Eject in hole.Now, light drawing can open washing machine door board.Further, confined planes, confined planes and peace are additionally provided with pull bar 1
Dress seat surface contact pull bar 1 is moved downward carry out spacing, it is to avoid pull bar 1 is excessively mobile downwards.
5th, shakedown door opening function, washing machine is closed behind the door, is utilized more than the presetting pulling force of door lock and can be opened door by force
Plate, now door hook and 30 extract, swingle 3 resets, and push rod 4 overcomes the active force of core limb downward in the presence of push rod spring 2
Mobile reset, while 4 one end of push rod props up the guide finger of Fructus Persicae heart slide block 8, promotes Fructus Persicae heart slide block 8 to move down and drive cross sliding clock 22
Moving to left moves to left inserted sheet 17, and therefore dynamic and static inserted sheet is separated, and interruption of work output signal washing machine does not rerun, and therefore forces
After opening door of washing machine, washing machine quits work, it is ensured that the use safety of user.
Therefore, the invention provides after when a kind of washing machine works, gate stop is extracted by force, washing machine is out-of-work washing
Clothing gate locking device.And overcome that door lock of washing machine width dimensions in prior art are larger, do not utilize other portions on switch gate plate
The defect that part is installed, is arranged there is provided a kind of size is less, take up room little laundry using linkage of the swingle 3 with push rod 4
Gate is locked.
Obviously, above-described embodiment is only intended to clearly illustrate example, and the not restriction to embodiment.Right
For those of ordinary skill in the art, can also make on the basis of the above description other multi-forms change or
Change.There is no need to be exhaustive to all of embodiment.And the obvious change thus extended out or
Change among still in the protection domain of the invention.
Claims (14)
1. a kind of door of washing machine locking device, including：
Gate stop (30), is installed on door of washing machine；
Lock body, is installed on washing machine body and is correspondingly arranged with the gate stop (30)；Inside is provided with that coordinate with gate stop (30) can be
The locking member for moving between latched position and off-position, executes electrical instruction while linkage completes to lock the locking member
Linkage part, and between the linkage part and the locking member transmit latching force locking drive mechanism；
It is characterized in that：
The insertion sense for perceiving that state extracted by gate stop (30) insert state and the gate stop (30) is additionally provided with the lock body
Know protection mechanism；The insertion perceives the gate stop (30) of the protection mechanism in normal work and extracts the drive linkage part
Movement completes power-off.
2. door of washing machine locking device according to claim 1, it is characterised in that：The insertion perceives protection mechanism to be had：
Part is perceived, can be extracted between state in the gate stop insert state and the gate stop and move, and be biased towards in described
The biasing force of state extracted by gate stop；
Protection part, the action with the movement of the perception part, readiness is in the gate stop (30) insert state, and
State being extracted in the gate stop (30) drives the linkage part to move to power-off direction in the presence of biasing force.
3. door of washing machine locking device according to claim 2, it is characterised in that：The sense part is divided into independent sense part
Part, the protection portion is divided into independent push rod (4)；Both removably mount within housing respectively, and mutually link.
4. door of washing machine locking device according to claim 3, it is characterised in that：Push rod (4) moving direction with described
Linkage part moving direction driven is identical, a biasing member to the push rod (4) apply with suffered by the linkage part
The contrary and biasing force more than the driving force of driving force；The awareness tool is pivotally mounted on the shell by a pivoted arm
On body；Linkage structure between the awareness tool and the push rod (4) is an inclined-plane fit structure, is joined by the inclined-plane
The biasing force for closing biasing member (2) described in structure is acted simultaneously on the awareness tool, while what the awareness tool was subject to
The thrust of gate stop (30) promotes push rod (4) to overcome the inclined of the biasing member (2) by the inclined-plane fit structure
Pressure moves to readiness.
5. door of washing machine locking device according to claim 4, it is characterised in that：The linkage part passes through a Guiding machine
Structure is slidably mounted in the housing.
6. door of washing machine locking device according to claim 5, it is characterised in that：The guiding mechanism includes to be molded over described
The guide finger on gathering sill and the linkage part on housing, the guide finger is abutted against with the one end of the push rod (4).
7. the door of washing machine locking device according to any one of claim 4-6, it is characterised in that：The driving force is touched by one
Bill unit provides, and the trigger element includes coil strut assembly and inserted sheet component, the iron core column of the coil strut assembly
(11) the driving linkage part in end slides and moves, and the coil-end of the coil strut assembly is by the first inserted sheet (16) and outside
Power supply connects, and the dynamic inserted sheet (17) in the inserted sheet component is guided and (18) adhesive of quiet inserted sheet or separated by horizontal sliding unit.
8. the door of washing machine locking device according to any one of claim 1-7, it is characterised in that：The locking drive mechanism bag
Include：
Limited block (9), is slidably mounted in the housing and can be connected with driving by the linkage part；
Driving block (24), is slidably mounted in the housing, is moved to unlocked position by the promotion of the locking member, receive
The biasing force of biasing member is moved to latched position, and when the locking member is in the locked position, can be by the limited block
(9) carry out spacing.
9. door of washing machine locking device according to claim 8, it is characterised in that：Driving block (24) are provided with and institute
State the through hole that limited block (9) coordinates；When the locking member is in the locked position, limited block (9) are with the linkage portion
Part move back and forth the through hole projecting inward or sink.
10. door of washing machine locking device according to claim 8 or claim 9, it is characterised in that：Driving block (24) with described
The mobile route of linkage part is parallel.
11. door of washing machine locking devices according to claim 8, it is characterised in that：The linkage part passes through first respectively
Guide member and the second guide member are connected with the housing and the horizontal sliding unit.
12. door of washing machine locking devices according to claim 8, it is characterised in that：First guide member includes jump ring
(6) and the matched track in the linkage part back side, second guide member includes the projection on the linkage part
With the chute on the horizontal sliding unit.
The 13. door of washing machine locking devices according to any one in claim 1-12, it is characterised in that：The door of washing machine
Locking device also includes the emergency unlocking device in case of emergency opening door of washing machine.
14. door of washing machine locking devices according to claim 13, it is characterised in that：The emergency unlocking device includes to arrange
Pull bar (1), the pull bar contact (31) being arranged on pull bar outside the housing installation pedestal, and with respect to the pull bar
Contact is arranged on the opening in installation pedestal, and during emergency release, pull bar (1) is pulled, and described pull bar contact (31) promote
The linkage part is moved to unlocked position, and described limited block (9) and the dynamic inserted sheet (17) is respectively to unlocked position therewith
And open position movement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611020431.XA CN106436176B (en) | 2016-11-17 | 2016-11-17 | A kind of door of washing machine locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611020431.XA CN106436176B (en) | 2016-11-17 | 2016-11-17 | A kind of door of washing machine locking device |
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| Publication Number | Publication Date |
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| CN106436176A true CN106436176A (en) | 2017-02-22 |
| CN106436176B CN106436176B (en) | 2019-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611020431.XA Active CN106436176B (en) | 2016-11-17 | 2016-11-17 | A kind of door of washing machine locking device |
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| Country | Link |
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| CN (1) | CN106436176B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107386817A (en) * | 2017-08-29 | 2017-11-24 | 金华市宏昌电器有限公司 | A kind of door interlock switch of electrical equipment |
| CN107761314A (en) * | 2017-12-04 | 2018-03-06 | 温州天健电器有限公司 | A kind of door lock of washing machine |
| CN108570814A (en) * | 2017-03-14 | 2018-09-25 | 伊利诺斯工具制品有限公司 | Door lock |
| CN110241563A (en) * | 2018-03-07 | 2019-09-17 | 杜加尼克斯股份有限公司 | The door lock assembly of miniaturization |
| CN110425812A (en) * | 2019-07-03 | 2019-11-08 | 昆山众联鑫精密机械有限公司 | A kind of refrigerator magnetic stripe top opening |
| CN110565330A (en) * | 2019-10-23 | 2019-12-13 | 温州天健电器有限公司 | Locking device and washing machine |
| CN112482893A (en) * | 2018-06-04 | 2021-03-12 | 东莞安联电器元件有限公司 | Door lock, lock cover structure and locking mechanism |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108570814A (en) * | 2017-03-14 | 2018-09-25 | 伊利诺斯工具制品有限公司 | Door lock |
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| CN107386817A (en) * | 2017-08-29 | 2017-11-24 | 金华市宏昌电器有限公司 | A kind of door interlock switch of electrical equipment |
| CN107761314A (en) * | 2017-12-04 | 2018-03-06 | 温州天健电器有限公司 | A kind of door lock of washing machine |
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| CN110241563A (en) * | 2018-03-07 | 2019-09-17 | 杜加尼克斯股份有限公司 | The door lock assembly of miniaturization |
| CN110241563B (en) * | 2018-03-07 | 2021-06-18 | 杜加尼克斯股份有限公司 | Miniaturized door lock device |
| CN112482893A (en) * | 2018-06-04 | 2021-03-12 | 东莞安联电器元件有限公司 | Door lock, lock cover structure and locking mechanism |
| CN112482893B (en) * | 2018-06-04 | 2022-05-10 | 东莞安联电器元件有限公司 | Door lock, lock cover structure and locking mechanism |
| CN110425812A (en) * | 2019-07-03 | 2019-11-08 | 昆山众联鑫精密机械有限公司 | A kind of refrigerator magnetic stripe top opening |
| CN110565330A (en) * | 2019-10-23 | 2019-12-13 | 温州天健电器有限公司 | Locking device and washing machine |
| CN110565330B (en) * | 2019-10-23 | 2021-08-06 | 温州天健电器有限公司 | Locking device and washing machine |
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| CN106436176B (en) | 2019-01-15 |
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