CN101571016A - Electromagnetic door lock - Google Patents
Electromagnetic door lock Download PDFInfo
- Publication number
- CN101571016A CN101571016A CNA2008100614563A CN200810061456A CN101571016A CN 101571016 A CN101571016 A CN 101571016A CN A2008100614563 A CNA2008100614563 A CN A2008100614563A CN 200810061456 A CN200810061456 A CN 200810061456A CN 101571016 A CN101571016 A CN 101571016A
- Authority
- CN
- China
- Prior art keywords
- door
- matrix
- pull bar
- operation panel
- lockplate
- 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
Links
Images
Landscapes
- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
Abstract
The invention relates to an electromagnetic door lock hardly to cause misoperation. The electromagnetic door lock comprises a basal body (1) and a connected shell (2), wherein the basal body (1) is internally provided with an operation panel (7), and the shell (2) is provided with a locking board (3); the front end of the locking board (3) corresponds to a hook hole on the shell (2), and the locking board (3) is provided with a spring-placing cavity; the shell (2) is provided with a top spring convex pin, and the spring-placing cavity is internally provided with a spring (4) supported between the front side of the spring-placing cavity and the top spring convex pin; the shell (2) is provided with a door-opening pull rod (11), and the inner end part of the pull rod (11) is arranged at the rear part of the locking board (3) and provided with an inclined pull block (111); the rear end part of the locking board (3) is provided with a cylindrical stop pin (301) corresponding to the inclined pull block (111) at the inner end of the door-opening pull rod (11); the basal body (1) is internally provided with an interlocking board (14), and the rear end of the interlocking board (14) is provided with a protrusion (141) corresponding to a region where the operation panel (7) moves towards an electromagnetic coil; a spring (15) is supported between the rear side of the protrusion (141) of the interlocking board (14) and a protrusion arranged on the basal body (1), the lower part of the locking board (3) is provided with a groove (302), and the front end of the operation panel (7) is provided with a protrusion (71) corresponding to the groove (302) at the lower part of the locking board (3). The invention is suitable for being used as a door lock of a barrel washing machine.
Description
Technical field
The present invention relates to the locking and unlocking device of a kind of the locking and unlocking device of door lock, particularly roller washing machine door lock.
Background technology
The patent No. that applicant proposes is that the operating principle of the invention of CN03178598.0 is when being gate stop access door hook lock, rely on the rotation of gate stop to make gate stop hook the door lock matrix, reach the locking purpose,, make slide mass be inserted into the gate stop back and realize that locking keeps by the action of electromagnetic coil; The snap-fastener that closes on the action compressing door interlock switch by the pass of door body makes inner microswitch conducting.But this structure is pinned the snap-fastener of door interlock switch outside such as child, and door interlock switch also can provide normal locking and locking inhibit signal, and washing machine can be intake and rotational action normally, thereby produces problems such as spilling water and personal injury.
The application number that applicant proposes is that the operating principle of the invention of CN200610050585.3 is a gate stop when entering electromagnetic door lock, relies on the rotation of gate stop to make gate stop hook the door lock matrix, and the action by sliding shackle makes the microswitch conducting, and gate signal is closed in output; After washing machine controller receives and closes gate signal,, make the button of operation panel compression microswitch make the microswitch conducting, export the signal of locking a door by the action of electromagnetic coil; After receiving the signal of locking a door, washing machine can be intake and rotational action normally.But this structure, about the gate signal and the signal two paths of signals of locking a door, the signal processing cost is higher relatively.
The application number that applicant proposes is that the operating principle of 200720125731.4 invention is that keeper inserts door lock and promotes lockplate and move, after keeper inserts certain depth, lockplate promotes under the effect of back-moving spring in the window that lockplate enters keeper and the location keeper is realized closing of door.After the electromagnetic coil energising, the closed condition of door lock is locked, can make after the energising once more and close the lock-out state releasing.This kind door lock closes gate signal by microswitch output under the state of closing the door, export locking signal by microswitch after the lock out action.This door lock problem be, after the pass door switch runs into the water pouring or places wet environment for a long time, normal conducting may take place in microswitch, at this moment, even door is not closed, washing machine electrical equipment mainboard also can detect the pass gate signal, apply electric pulse to door lock then, the signal of locking a door is provided, machine just can enter into water and washing state according to the program that configures, water will take place and overflow the outer dangerous situation of machine in water inlet and washing under the state that Men Wei shuts; And the rotation of door opening state lower cylinder the time may constitute injury to the people, particularly under the situation of the unexpected operation of child.
This utility model only provides the pull bar that opens the door of single direction in addition, can not adapt to the installation requirement of barrel roll laundry machine opposed access door.
Though solved the installation requirement of opposed access door, still there is the security protection problem under the Signal Fail situation of closing the door in JP2007-158240 number the patent application that Japanese in addition テ Network ノ エ Network セ Le Co., Ltd. proposes.
Summary of the invention
Present described washing machine door lock is closed the door owing to fault of construction can cause providing wrong in order to solve, locking signal produces door of washing machine and do not close, advances when locking the problem that water and washing spilling water occurs and may hurt sb.'s feelings, electromagnetic door lock of the present invention is proposed for this reason, this electromagnetic door lock is under the situation that door of washing machine is not closed, even the washing machine electric controller sends the pulse of locking a door to door lock, door lock can not locked yet, thereby prevents the washing machine action (such as water inlet or drum rotation etc.) of causing danger.
For addressing the above problem, the technical solution used in the present invention be comprise matrix and join housing, a dog hole that inserts for gate stop when housing is provided with and closes, matrix is provided with electromagnetic coil, the electromagnetic coil front end is associated with iron core, be provided with the operation panel that links with described iron core in the matrix, be provided with back-moving spring between set projection on this operation panel and the matrix, the operation panel middle part is provided with location/reseting groove platform structure, be associated with pilot pin on the matrix corresponding to the location on the described operation panel/reseting groove platform structure, its special character is: housing is provided with lockplate, this lockplate front end is corresponding to the dog hole on the described housing, what lockplate was provided with that the bottom has a notch puts the spring chamber, housing is provided with top spring protruding pin and is positioned at the notch that described lockplate is put the spring chamber, described putting is provided with the spring overhead in putting between front side, spring chamber and the described top spring protruding pin in the spring chamber, housing is provided with the pull bar that opens the door, this pull bar inner end is positioned at described lockplate rear portion, this pull bar the inner is provided with the inclined-plane pulling block, the lockplate rearward end is provided with cylindric backing pin, this backing pin is corresponding with the inclined-plane pulling block of the described pull bar the inner of opening the door, be provided with interlock board in the matrix, the front of this interlock board is provided with the inclined-plane, this inclined-plane is corresponding to the dog hole on the described matrix, the interlock board rear end is provided with projection, this projection corresponding to described operation panel to zone that described electromagnetic coil moves, push up between the set projection on the protruding rear side of described interlock board and the matrix and be provided with spring, the lockplate bottom is provided with groove, and the operation panel front end is provided with projection, and this projection is corresponding to the groove of described lockplate bottom.
The pull bar that opens the door of the present invention is one of following situation:
1. the pull bar that opens the door is one, and this pull bar outer end is positioned at described matrix one side becomes L.H.flapped door formula pull bar, or is positioned at described matrix opposite side and becomes R.H.flapped door formula pull bar;
2. the pull bar that opens the door is two, and a pull bar outer end is positioned at described matrix one side becomes L.H.flapped door formula pull bar, and another pull bar outer end is positioned at described matrix opposite side becomes R.H.flapped door formula pull bar;
3. the pull bar that opens the door is a two-way pull bar, and its middle part is provided with two-way position piece, and the recess of this two-way position piece is corresponding to the backing pin of described lockplate, and these bidirectional tension rod two ends respectively are provided with the stay cord bolt and portion.
For producing and export locking signal, can in matrix, be provided with microswitch I, this microswitch one side is associated with button, operation panel is provided with the button of the projection on tool inclined-plane corresponding to described microswitch, described microswitch is exported different signals when the following situation: 1. the gate stop on the door of washing machine body inserts the dog hole in the housing, after electromagnetic coil applied energising, break impulse, described microswitch output Continuity signal; When 2. the gate stop on the door of washing machine body does not insert dog hole in the housing, electromagnetic coil applied energising, break impulse after, described microswitch is not exported Continuity signal.
For closing gate signal in output at closing time, can in matrix, be provided with and be provided with microswitch II in the matrix, the rear end of described interlock board is corresponding to the button of microswitch II.
Can be provided with manual releasing plate in described operation panel bottom, manually remove the plate upper notch and be placed in pilot pin, manually remove and be associated with back-moving spring on the plate, manually remove plate one end system and manually remove stay cord, the situation of washing machine abnormal power-down takes place when the door body locks, and can realize manually removing to locking.
Can on matrix, be provided with contact spring and be positioned at below the pilot pin, keep pilot pin and the certain contact force of operation panel.
The present invention is owing to be provided with interlock board in the matrix, the interlock board front end is corresponding to door stop hole, the interlock board rear end is provided with projection, this projection corresponding to operation panel to zone that electromagnetic coil moves, matrix is provided with projection corresponding to the interlock board rear end, be provided with spring between the described projection of the projection of interlock board rear end and matrix, when gate stop does not insert door stop hole, interlock board is failure to actuate, because the projection of interlock board rear end is positioned at operation panel to zone that electromagnetism moves, stop that operation panel moves to electromagnetic coil, take place unusual or inefficacy causes closing the gate signal normal open so can solve when the signaling switch of closing the door, under the situation that door of washing machine is not closed, even the washing machine electric controller is to the door lock transmission pulse of locking a door, door lock can not locked yet, thereby prevents the washing machine action of causing danger; Besides, interlock board replaces closing gate signal, can make the present invention reduce a signaling switch and interlock circuit parts thereof, thereby saves correlative charges.
Description of drawings
Fig. 1 is the outline drawing of electromagnetic door lock of the present invention during as left hand model;
Fig. 2 is the outline drawing of electromagnetic door lock of the present invention during as right hand model;
Outline drawing when Fig. 3 is an electromagnetic door lock of the present invention as left hand model and right hand model coexistence;
When Fig. 4 is a right hand model of the present invention, door-opening mechanism, mutual interlocking gear schematic diagram;
Fig. 4-the 1st, interlock board one structural representation among the present invention;
Fig. 4-the 2nd, Fig. 4-1 vertical view;
Fig. 5 is door-opening mechanism of the present invention and the upright schematic diagram of housing group;
Fig. 6 is a schematic diagram behind the hiding housing of left hand model (Fig. 1);
Fig. 6-the 1st, sectional drawing during electromagnetic door lock original state of the present invention;
Sectional drawing after electromagnetic door lock door of washing machine of the present invention was shut in Fig. 6-2 o'clock;
Fig. 6-the 3rd, the location diagram of interlock board and operation panel and electromagnetic coil during electromagnetic door lock original state of the present invention;
Fig. 6-the 4th, electromagnetic door lock door of washing machine of the present invention shut the location diagram of back interlock board and operation panel and electromagnetic coil;
Schematic diagram behind (Fig. 3) hiding housing when Fig. 7 is left hand model and right hand model coexistence;
Fig. 8 is the mutual interlocking gear schematic diagram;
Fig. 9 is to use schematic diagram when closing gate signal;
Figure 10 is the manual contact structures schematic diagram of the present invention;
Figure 11 is pilot pin and releasing sheet schematic diagram;
Figure 12 is a two-way position bar structural representation;
Figure 13 is a location reseting groove platform structural representation;
Figure 14 is Figure 13 groove platform structure vertical profile schematic diagram;
Figure 15 is the schematic diagram after electromagnetic door lock of the present invention increases the signature plate;
Figure 16 is the sectional drawing after electromagnetic door lock of the present invention increases the signature plate;
Figure 17 after the present invention increases the signature plate, gives as security plate and interlock board graph of a relation.
Be labeled as among the figure:
The azimuthal bin of expression pilot pin in operation board slot platform structure, 1 matrix, 101 projectioies, 102 dog holes, 2 housings, 201 dog holes, 3 lockplates, 301 backing pins, 302 grooves, 4 springs, 5 iron cores, 6 electromagnetic coils, 7 operation panels, 71 projectioies, the projection on 72 tool inclined-planes, 8 back-moving springs, 10 microswitches, 1001 buttons, 11 pull bars that open the door, 111 inclined-plane pulling blocks, 11A one pull bar, another pull bar of 11B, the 11C bidirectional tension rod, the two-way position of 11C1 piece, 12 pull bars that open the door, 13 manually remove stay cord, 14 interlock boards, 141 projectioies, 142,15 springs, 16 pilot pins, 17 contact springs, 18 springs, 19 microswitch II, 191 buttons, 20 connectors, 21 manually remove plate, 22 back-moving springs, 23 give as security plate, 231 inclined-planes.
The specific embodiment
Embodiment one
Electromagnetic door lock, be provided with matrix 1 and join housing 2, a dog hole 201 that inserts for gate stop when housing is provided with and closes, matrix is provided with electromagnetic coil 6, the electromagnetic coil front end is associated with iron core 5, is provided with the operation panel 7 that links with described iron core in the matrix, and 101 set on this operation panel and the matrix of projectioies are provided with back-moving spring 8, operation panel middle part is provided with as Figure 13, location/reseting groove platform structure shown in Figure 14, is associated with pilot pin 16 on the matrix corresponding to the location on the described operation panel/reseting groove platform structure; Be provided with microswitch 10 one sides in the matrix and have button 1001, operation panel is provided with the button 1001 of the projection 72 on tool inclined-plane corresponding to microswitch; Be provided with interlock board 14 in the matrix, the front of this interlock board is provided with inclined-plane 142, dog hole on this inclined-plane correspondence and the described matrix, the interlock board rear end is provided with projection 141, this projection corresponding to described operation panel to zone that described electromagnetic coil moves, push up between the set projection on the protruding rear side of described interlock board and the matrix and be provided with spring 15, housing is provided with lockplate 3, this lockplate front end is corresponding to the dog hole on the described housing, what lockplate was provided with that the bottom has a notch puts the spring chamber, housing is provided with top spring protruding pin and is positioned at the notch that described lockplate is put the spring chamber, described putting is provided with spring 4 overheads in putting between front side, spring chamber and the described top spring protruding pin in the spring chamber, housing is provided with the pull bar 11 that opens the door, this pull bar inner end is positioned at described lockplate rear portion, this pull bar the inner is provided with inclined-plane pulling block 111, the lockplate rearward end is provided with cylindric backing pin 301, this backing pin is corresponding with the inclined-plane pulling block 111 of the described pull bar the inner of opening the door, lockplate 3 bottoms are provided with groove 302, operation panel 7 front ends are provided with projection 71, and this projection is corresponding to the groove 302 of described lockplate 3 bottoms.
Gate stop inserts dog hole 201, lockplate 3 location gate stops.Gate stop promotes interlock board 14 front ends, and the interlock board compression is located at the spring 18 between matrix and interlock board, and interlock board is to the direction motion that deviates from gate stop, and the projection 141 that is arranged on interlock board shifts out described operation panel 7 to zone that electromagnetic coil 6 moves.Referring to Fig. 7, Fig. 8, together with moving on the operation panel 7, the projection 72 roof pressure buttons 1001 on the tool inclined-plane of operation panel make microswitch 10 conductings to iron core 5 by adhesive during electromagnetic coil 6 energisings, produce and output pass gate signal; On location on the operation panel as shown in figure 13/reseting groove platform structure and the matrix join pilot pin 16 and do relative displacement, pilot pin is from operation panel at first
The district slips into
The district also is subjected to
District's retaining wall effect stays in
The district, when the iron core adhesive is removed in electromagnetic coil outage, operation panel 7 as move down under back-moving spring 8 effects, pilot pin from
The district slips into
The district also is subjected to this district's retaining wall effect to stay in this to distinguish, promptly stop operation panel to move, and this moment, the projection 71 of operation panel leading section just in time was positioned to stop lockplate 3 to move above the groove 302 on the lockplate 3, and locking is held.Unlocking, to keep being to apply an electrical pulse to electromagnetic coil again, moves on the operation panel 7 to make the pilot pin landing to than low level
The district promotes operation panel during the electromagnetic coil outage and moves down under back-moving spring 8 effects, the projection 72 on the tool inclined-plane of operation panel is left button 1001 disconnects microswitch 10, removes and closes gate signal; Pilot pin is reset to
The district, the projection 71 on the operation panel is left the described groove 302 of lockplate at this moment, and maintenance unlocks.
Below certain operations process of the present invention is further described
1, closes the door and open the door
When the door of washing machine body that has a gate stop is not closed, see Fig. 6-1～Fig. 6-4, lockplate 3 front ends are positioned at the door stop hole 201 on the matrix 1, interlock board 14 rear ends set protruding 141 at operation panel 71 in the zone that electromagnetic coil 6 moves; When the door of washing machine body that has a gate stop is closed, described lockplate 3 location gate stops, gate stop can not break away from freely, gate stop promotes interlock board 14 front ends, interlock board compresses its Rear springs 15, to the direction motion that deviates from gate stop, the projection 141 of interlock board shifts out described operation panel to zone that electromagnetic coil moves; When the pull bar 11 that opens the door is pulled outside, the set cylindric backing pin 301 of the inclined-plane pulling block 111 of pull bar the inner and lockplate rearward end contacts slip, and lockplate 3 is moved to the direction that breaks away from described gate stop, and the location of gate stop is disengaged, gate stop can break away from freely, and the door of washing machine body can be opened; When the pulling force of pull bar 11 outer ends of opening the door is removed, move in open the door pull bar and the inner inclined-plane pulling block thereof, state that lockplate resets and move to the direction of the described gate stop in location under spring 4 effects, interlock board 14 also resets under the effect of spring 17.
2, the principle of lock out action
The door of washing machine body is closed, the projection 141 of interlock board 14 shifts out operation panel 7 to zone that electromagnetic coil 6 moves, location/reseting groove platform structure (Figure 13 shows) is in non-locking (resetting) state, at this moment, earlier to described electromagnetic coil energising, electromagnetic coil attracts the iron core action, location/reseting groove platform contacts slip with pilot pin 16, corresponding with the attraction action of iron core, the projection 71 of operation panel 7 stretches into the described groove 302 of lockplate 3, with the lockplate locking, the button 1001 of the projection 72 compression microswitches 10 on tool inclined-plane on the operation panel, output Continuity signal; Secondly electromagnetic coil is cut off the power supply, the electromagnetic coil iron core is replied, location/reseting groove platform contacts slip with pilot pin, location/reseting groove platform structure locking (location), this moment, the projection 71 of operation panel stretched in the groove 302 of described lockplate, lockplate keeps the state of location gate stop, and microswitch 10 continues the output Continuity signal; At this moment, even clamshell doors pull bar 11 applies outer power of drawing, because the projection 71 of described operation panel is positioned at the groove 302 of lockplate, lockplate can not move backward, the location of gate stop can not be disengaged, the door of washing machine body can not be opened, and microswitch 10 continues the output Continuity signal, and washing machine enters into water and washing state by the program that configures.
3, lock out action under the state safeguard protection principle when losing efficacy of not closing the door
When the door of washing machine body is not closed, gate stop is the front end of roof pressure effect interlock board 14 not, interlock board is failure to actuate, the projection 141 of interlock board rear end is positioned at described operation panel to zone that electromagnetic coil moves, location/reseting groove platform structure is in non-locking (resetting) state, at this moment, earlier to described electromagnetic coil energising, though the electromagnetic coil iron core has the trend of pull operation plate action, location/reseting groove platform has the trend of sliding that contacts with pilot pin, but because operation panel has stopping of interlock board projection 141 in the zone that electromagnetic coil moves, operation panel can not move, and location/reseting groove platform can not contact slip with pilot pin, the projection 71 of operation panel does not stretch in the groove 302 of lockplate, lockplate does not have locked, and the projection 72 on tool inclined-plane is not compressed the button of microswitch 10 on the operation panel, and microswitch is not exported Continuity signal; Secondly to described electromagnetic coil outage, the electromagnetic coil demagnetization, the trend of iron core pull operation plate action is removed, location/reseting groove platform contacts the trend of sliding and removes with pilot pin, location/reseting groove platform structure still is in non-locking (resetting) state, the projection 72 that operation panel has an inclined-plane is not compressed the button 1001 of microswitch 10, and microswitch is not exported Continuity signal; When the pull bar 11 that opens the door is pulled outside, cylindric backing pin 301 application of forces of 111 pairs of lockplate rearward end of inclined-plane pulling block of this pull bar the inner make lockplate move to the direction that breaks away from described gate stop, and the location of gate stop is disengaged, gate stop can break away from freely, and the door of washing machine body can be opened; When lock out action lost efficacy, the projection 72 that operation panel has an inclined-plane was not compressed the button of microswitch 10, and microswitch is not exported Continuity signal, and washing machine cuts out the door of washing machine body by the program prompts user who configures.
4, latch-release action
When location/reseting groove platform structure is in locking (location) state, earlier electromagnetic coil is switched on, the action of electromagnetic coil iron core, location/reseting groove platform contacts slip with pilot pin, secondly electromagnetic coil is cut off the power supply, the electromagnetic coil iron core is replied, location/reseting groove platform contacts slip with pilot pin, location/reseting groove platform arrangement uncouples locking (resetting), corresponding with the answer action of iron core, the projection 71 of operation panel withdraws from the described groove 302 of lockplate, thereby lockplate is disengaged locking, the projection with inclined-plane 72 of operation panel does not recompress the button of microswitch 10, and microswitch is not exported the signal of conducting; After lockplate was disengaged locking, when the pull bar 11 that opens the door was pulled outside, the inclined-plane pulling block of this pull bar the inner moved after the cylindric backing pin application of force of lockplate rearward end is made lockplate, and the door of washing machine body can be opened.
Embodiment two
Fig. 9, this electromagnetic door lock are provided with microswitch II 19 based on embodiment one in the matrix, the rear end of described interlock board is corresponding to the button 191 of microswitch II, and the top is provided with spring 18 between the protruding rear side of interlock board and the button 191 of microswitch II.
Gate stop inserts dog hole 201, promotes interlock board 14 front ends, the interlock board compression be located at interlock board and microswitch II between spring 18, spring promotes button 191, produces the pass gate signal; When gate stop was thrown off, interlock board and button 191 were got back to initial position under spring 18 return actions, removed to close gate signal.
Embodiment three
See Figure 10, this electromagnetic door lock is provided with manual releasing plate 21 its upper notch in operation panel 7 bottoms and is placed in pilot pin 16 based on embodiment one or two, manually removes and is associated with back-moving spring 22 on the plate, and manually removing plate 21 1 ends system has stay cord 13.
If the washing machine abnormal power-down then can not be by electromagnetic coil action maintenances that unlock, this routine electromagnetic door lock affected manual releasing plate 21 by spurring stay cord 13 when locking kept, make pilot pin 16 from
Draw and drop down onto than low level
The district, operation panel 7 moves down under back-moving spring 8 effects then, and pilot pin is reset to
The district keeps realizing manually removing to locking.
Embodiment four
See Fig. 2, what be different from example one, two, three is to establish the pull bar 12 that opens the door on the housing.
This electromagnetic door lock is fit to the opposite side that door open button is arranged on washing machine.
Embodiment five
See Fig. 3, Fig. 5, Fig. 7, what be different from example one, two, three is, the pull bar that opens the door is two, and a pull bar 11A outer end is positioned at described matrix one side becomes L.H.flapped door formula pull bar, and another pull bar 11B outer end is positioned at described matrix opposite side becomes R.H.flapped door formula pull bar.
The side that the suitable both suitable door open button of this electromagnetic door lock is arranged on washing machine also is fit to the opposite side that door open button is arranged on washing machine.
Embodiment six
See Figure 15, Figure 16, Figure 17, difference and embodiment one are, are provided with in the dog hole of described matrix (102) to give as security plate (23), give as security the plate bottom and are provided with inclined-plane (231), and this inclined-plane is corresponding with the inclined-plane (142) of described interlock board front portion.
The operating process of this electromagnetic door lock switch door:
When the door of washing machine body that has a gate stop was not closed, lockplate 3 front ends were positioned at the door stop hole 201 on the matrix 1, interlock board 14 rear ends set protruding 141 at operation panel 71 in the zone that electromagnetic coil 6 moves; When the door of washing machine body that has a gate stop is closed, described lockplate 3 location gate stops, gate stop can not break away from freely, gate stop promotes to give as security plate 23 and moves down, the inclined-plane of giving as security on the plate 231 promotes interlock board 14 front end inclined-planes 142, make interlock board compress its Rear springs 15, to the direction motion that deviates from gate stop, the projection 141 of interlock board shifts out described operation panel to zone that electromagnetic coil moves; When the pull bar 11 that opens the door is pulled outside, the set cylindric backing pin 301 of the inclined-plane pulling block 111 of pull bar the inner and lockplate rearward end contacts slip, and lockplate 3 is moved to the direction that breaks away from described gate stop, and the location of gate stop is disengaged, gate stop can break away from freely, and the door of washing machine body can be opened; When the pulling force of pull bar 11 outer ends of opening the door is removed, open the door and move in pull bar and the inner inclined-plane pulling block thereof, state that lockplate resets and move to the direction of the described gate stop in location under spring 4 effect, interlock board 14 also resets under the effect of spring 17, and inclined-plane 142 promotes to give as security sheet resets.
Claims (7)
1, electromagnetic door lock, comprise matrix (1) and join housing (2), a dog hole (201) that inserts for gate stop when housing is provided with and closes, it is corresponding with dog hole on the described housing that matrix is provided with dog hole (102), matrix is provided with electromagnetic coil (6), the electromagnetic coil front end is associated with iron core (5), be provided with the operation panel (7) that links with described iron core in the matrix, be provided with back-moving spring (8) between set projection (101) on this operation panel and the matrix, the operation panel middle part is provided with location/reseting groove platform structure, be associated with pilot pin (16) on the matrix corresponding to the location on the described operation panel/reseting groove platform structure, it is characterized in that: housing is provided with lockplate (3), this lockplate front end is corresponding to the dog hole on the described housing, what lockplate was provided with that the bottom has a notch puts the spring chamber, housing is provided with top spring protruding pin and is positioned at the notch that described lockplate is put the spring chamber, described putting is provided with spring (4) overhead in putting between front side, spring chamber and the described top spring protruding pin in the spring chamber, housing is provided with the pull bar that opens the door (11), this pull bar inner end is positioned at described lockplate rear portion, this pull bar the inner is provided with inclined-plane pulling block (111), the lockplate rearward end is provided with cylindric backing pin (301), this backing pin is corresponding with the inclined-plane pulling block (111) of the described pull bar the inner of opening the door, be provided with interlock board (14) in the matrix, the front of this interlock board is provided with inclined-plane (142), this inclined-plane is corresponding to the dog hole on the described matrix, the interlock board rear end is provided with projection (141), this projection corresponding to described operation panel to zone that described electromagnetic coil moves, push up between the set projection on the protruding rear side of described interlock board and the matrix and be provided with spring (15), lockplate (3) bottom is provided with groove (302), operation panel (7) front end is provided with projection (71), and this projection is corresponding to the groove (302) of described lockplate (3) bottom.
2, electromagnetic door lock as claimed in claim 1 is characterized in that being provided with in the dog hole (102) of described matrix and gives as security plate (23), gives as security the plate bottom and is provided with inclined-plane (231), and this inclined-plane is corresponding with the inclined-plane (142) of described interlock board front portion.
3, electromagnetic door lock as claimed in claim 1 or 2 is characterized in that the described pull bar that opens the door (11) is one of following situation:
1. the pull bar that opens the door is one, and this pull bar outer end is positioned at described matrix one side becomes L.H.flapped door formula pull bar, or is positioned at described matrix opposite side and becomes R.H.flapped door formula pull bar;
2. the pull bar that opens the door is two, and a pull bar (11A) outer end is positioned at described matrix one side becomes L.H.flapped door formula pull bar, and another pull bar (11B) outer end is positioned at described matrix opposite side becomes R.H.flapped door formula pull bar;
3. the pull bar that opens the door is a two-way pull bar (11C), and its middle part is provided with two-way position piece (11C1), and the recess of this two-way position piece is corresponding to the backing pin (301) of described lockplate, and these bidirectional tension rod two ends respectively are provided with the stay cord bolt and portion.
4, electromagnetic door lock as claimed in claim 3, it is characterized in that being provided with in the matrix microswitch I (10), this microswitch one side is associated with button (1001), operation panel (7) is provided with the button of the projection (72) on tool inclined-plane corresponding to described microswitch, described microswitch is exported different signals when the following situation: 1. the gate stop on the door of washing machine body inserts the dog hole in the housing, after electromagnetic coil applied energising, break impulse, described microswitch output Continuity signal; When 2. the gate stop on the door of washing machine body does not insert dog hole in the housing, electromagnetic coil applied energising, break impulse after, described microswitch is not exported Continuity signal.
5, electromagnetic door lock as claimed in claim 4 is characterized in that being provided with in the matrix microswitch II (19), and the rear end of described interlock board is corresponding to the button of microswitch II.
6, electromagnetic door lock as claimed in claim 3, it is characterized in that being provided with manual releasing plate (21) in the operation panel bottom, manually remove the plate upper notch and be placed in pilot pin, manually remove being associated with back-moving spring (22) on the plate, manually remove plate one end system and manually remove stay cord (13).
7, electromagnetic door lock as claimed in claim 1 is characterized in that matrix is provided with contact spring (17) and is positioned at below the pilot pin (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100614563A CN101571016B (en) | 2008-05-04 | 2008-05-04 | Electromagnetic door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100614563A CN101571016B (en) | 2008-05-04 | 2008-05-04 | Electromagnetic door lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101571016A true CN101571016A (en) | 2009-11-04 |
| CN101571016B CN101571016B (en) | 2011-09-07 |
Family
ID=41230478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100614563A Expired - Fee Related CN101571016B (en) | 2008-05-04 | 2008-05-04 | Electromagnetic door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101571016B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107419966A (en) * | 2017-06-20 | 2017-12-01 | 宁波东海定时器有限公司 | A kind of lock pin for electromagnetic door lock acts harden structure |
| CN108070990A (en) * | 2016-11-11 | 2018-05-25 | 杭州神林电子有限公司 | A kind of door lock assembly |
| CN109441247A (en) * | 2018-11-14 | 2019-03-08 | 杭州神林电子有限公司 | A kind of door lock assembly |
| CN109610938A (en) * | 2018-11-29 | 2019-04-12 | 杭州神林电子有限公司 | A kind of self-sealed door lock assembly |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1536139A (en) * | 2003-04-11 | 2004-10-13 | 乐金电子(天津)电器有限公司 | Cover locking device of washing machine |
| CN1277976C (en) * | 2003-07-21 | 2006-10-04 | 杭州神林电子有限公司 | Door lock switch |
| CN1600963A (en) * | 2003-09-27 | 2005-03-30 | 乐金电子(天津)电器有限公司 | Construction of switch on transparent door |
| SI21663A (en) * | 2003-12-18 | 2005-06-30 | Metalflex | Safety mechanism for household appliances |
| DE602004004099T2 (en) * | 2004-07-13 | 2007-08-09 | C.R.F. S.C.P.A. | Machine for washing and / or drying laundry, with an electrically operable locking / unlocking device of the door |
-
2008
- 2008-05-04 CN CN2008100614563A patent/CN101571016B/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108070990A (en) * | 2016-11-11 | 2018-05-25 | 杭州神林电子有限公司 | A kind of door lock assembly |
| CN107419966A (en) * | 2017-06-20 | 2017-12-01 | 宁波东海定时器有限公司 | A kind of lock pin for electromagnetic door lock acts harden structure |
| CN107419966B (en) * | 2017-06-20 | 2023-04-11 | 宁波东海定时器有限公司 | Lock pin action plate structure for electromagnetic door lock |
| CN109441247A (en) * | 2018-11-14 | 2019-03-08 | 杭州神林电子有限公司 | A kind of door lock assembly |
| CN109441247B (en) * | 2018-11-14 | 2024-06-25 | 杭州神林电子有限公司 | Door lock device |
| CN109610938A (en) * | 2018-11-29 | 2019-04-12 | 杭州神林电子有限公司 | A kind of self-sealed door lock assembly |
| CN109610938B (en) * | 2018-11-29 | 2024-04-23 | 杭州神林电子有限公司 | Self-sealing door lock device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101571016B (en) | 2011-09-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102094305B (en) | Door lock device | |
| CN102782202B (en) | There is the hood lock of the anti-tamper feature of magnetic | |
| CN101571016B (en) | Electromagnetic door lock | |
| RU2509855C2 (en) | Upper system for locking of passive door leaf of double-leaf door | |
| CN201507172U (en) | Flexible and light magnetic card intelligent lock | |
| CN204728840U (en) | Low-voltage distribution cabinet extracts the locker of unit out | |
| CN206091606U (en) | Lock of blade tapered end and applied this tapered end | |
| CN108756492A (en) | Electronic anti-theft lock and control device | |
| CN108070990A (en) | A kind of door lock assembly | |
| CN203767816U (en) | Landing door safety control device of construction elevator | |
| CN201103056Y (en) | Electromagnetic door lock for washing machine | |
| CN101151434A (en) | Modular closure latch mechanism | |
| CN106436176A (en) | Washing machine door locking device | |
| CN101063387B (en) | Electromagnetic door lock | |
| CN206219852U (en) | A kind of door lock assembly | |
| CN205932869U (en) | Simple and easy debris elevator door lock | |
| CN201428074Y (en) | Automatic door lock switch of washing machine | |
| CN103726725A (en) | Equipment cabinet door lock | |
| CN102021789B (en) | Electromagnetic door cover lock | |
| KR100972114B1 (en) | The dead bolt electromagnet door lock for with forcibly unlocking means | |
| CN201695229U (en) | Electromagnetic door lock | |
| CN203769471U (en) | Cabinet door lock of equipment cabinet | |
| CN205577641U (en) | Intelligence lock body and contain lock system of this lock body | |
| CN211908173U (en) | Drawer locking mechanism of low-voltage switch cabinet | |
| CN104895418A (en) | Latching device and locking and unlocking method of draw-out unit of low-voltage power distribution cabinet |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110907 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |