CN1570253A - Door lock switch - Google Patents
Door lock switch Download PDFInfo
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- CN1570253A CN1570253A CN 03178598 CN03178598A CN1570253A CN 1570253 A CN1570253 A CN 1570253A CN 03178598 CN03178598 CN 03178598 CN 03178598 A CN03178598 A CN 03178598A CN 1570253 A CN1570253 A CN 1570253A
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Abstract
Locking reliable also can fixed reconciliation locks or fast door interlock switch, has opens dog hole (1) substrate (5) and lap (12), the substrate (5) in is equipped with the magnet coil (9) and the operation slide (6), operates the slide (6) on the company to have the ferrite core (8) besides the jacket to have the spring (7) to be located the magnet coil between the operation slide, operates the slide (6) in to be equipped with 'the localization/replacement' guide way (11), is equipped with the guide pin (10) its end to fix to the substrate (5), another end is located guide way (11), The substrate (5) in is equipped with the slide (3) to be located dog hole (1) upside within the side direction region, is equipped with the release lever (4) its middle to be possible the pivot shaft change of scene set to the fulcrum pin (41), the release lever (4) an end AND-OPERATION slide (6) is connected, another end and the slide (3) unite. This invention mainly is suitable for rotary drum washer door lock locking and the solution lock.
Description
Technical field
The present invention relates to the locking and unlocking device of door lock, the locking and unlocking device after particularly barrel roll laundry machine door body fastens.
Background technology
The locking and the tripper of the drum type washing machine gate of China's production at present, promptly door interlock switch generally adopts this door interlock switch technology of European countries.Be with slide plate on its latch hook of this door lock, have button hole on the slide plate, be provided with the button hole that slide block could embed or leave slide plate; After latch hook buckled into, latch hook was locked when slide block embedded the button hole of slide plate, and this moment, latch hook can not manually be freed, and the locking of latch hook was disengaged when slide block left the button hole of slide plate, and latch hook can manually be freed.This door interlock switch, the embedding of slide block are controlled with leaving by bimetal leaf.Action by bimetal leaf forces slide block to move, and under "on" position, bimetal leaf keeps upset, and slide block embeds the slide plate button hole, and lock hook is locked; Bimetal leaf resets during outage, and slide block withdraws from the button hole of slide plate, and the mobile constraint of slide plate is disengaged, and the locking of latch hook promptly is disengaged.Because the upset/homing action of bimetal leaf is to produce through heating power/outage cooling, latch-release must could be realized after bimetal leaf is cooled to a certain degree, so produce following problem:
1. just can make slide block enter latched position after the bimetal leaf heating is deformed to a certain degree, make lock speed slower;
2. bimetal leaf cooling back lock slider will return again, so when the washing machine abnormal power-down, the locking of door body also can be removed, if washing procedure abnormal power-down in service, water and washings in the then first clothing machine may flow out because of door can not lock;
3. washing procedure begins the back user and wishes interrupt routine, beats that opening door body is appended or when taking out clothing, must wait for several minutes and could open door;
4. washing procedure at the end could be beaten opening door body after will waiting for several minutes and take out washings, is equivalent to prolong washing cycle.
The development of Japan aspect the part of washing machine electronization is very fast, has released some washing machine electronic locks.The operation principle of the door interlock switch of Te Kaiping 9-217532 patent application be latch hook when inserting blocking device blocking device lift under the effect of spring and snap in latch hook and pin.During coil electricity mobile move make blocking device on the direction that resets, produce the constraint and latch hook can not be rotated and keep.Mobile and the blocking device constraint release on the direction that resets when coil is switched on again can rotate latch hook.Application number is that 97101844.8 Chinese invention patent application content is identical therewith.This structure does not provide the locking of clasp when blocking device is locked to be kept to keep structure.
The washing machine door switch that Te Kaiping 10-272293 patent application is disclosed, have mobile and locking maintenance body, washing machine closes and promotes described mobile when latch hook on the Men Shimen body catches on the body body and move and make locking keep body at the constraint release that moves up and down on the direction, locking keeps body to move and mobile is produced retrain on the direction that resets and mobile can not be resetted during coil electricity, thereby the shank of the key of door on the body can not rotate, and latch hook can not be deviate from door interlock switch and realize that locking keeps under the double constraints of mobile and body body.When coil was switched on once more, the constraint release on the direction that resets of locking maintenance body and mobile moved the activity physical efficiency and unlocks.The basic structure of the Chinese barrel roll laundry machine of being produced mainly adopts European technology at present, the door lock open and close device of above-mentioned Japan is used in and also has some problems on this washing machine, such as because colluding of this its latch hook of door lock open and close device is with joint efforts bigger, correspondingly the resistance to sliding of latch hook when the door lock slides within is also bigger, so the sliding stroke of latch hook is subjected to the size of sealed power easily and fluctuates, cause the sliding stroke of mobile deviation to occur, the worst situation is that the locking of door lock keeps and remove action all can being affected when mobile occurring and keep interference between the body not obtain removing.
Summary of the invention
The present invention will solve the door lock locking that is applicable to the European plan barrel roll laundry machine and the release time is long and can release during door body lock-out state abnormal power-down and clothing and water overflow in may generator problem, a kind of barrel roll laundry machine door interlock switch of the present invention is provided for this reason, this door interlock switch locking is very short with the release time, and being in the suds also to keep the locking of a body when abnormal power-down occurring, prevents that washings and water from overflowing.
For addressing the above problem, the technical scheme that door interlock switch of the present invention adopts is to be provided with matrix and the cover plate of offering dog hole, be provided with solenoid and operation slide plate in the matrix, be connected with its periphery of iron core on the operation slide plate and be with spring between solenoid and operation slide plate, operation slide plate inner face is provided with " locating/reset " gathering sill, be provided with pilot pin one end and be coupled to matrix, the other end is positioned at described gathering sill, its special character is to be provided with slide block in the matrix to be positioned at side direction zone within the dog hole top, be provided with its middle part of lever and be placed in fulcrum pin pivotly, lever one end links with the operation slide plate, and the other end and slide block link.
The present invention can be provided with microswitch I and which is provided with the contact in described matrix, the end that described operation slide plate is corresponding with the contact is provided with the inclined-plane.When operation sledge displacement latch hook is locked, the contact of microswitch I be subjected to the compressing of described inclined-plane simultaneously and in contract, thereby can send locking signal.
The present invention also can be provided with button, microswitch II and leaf spring in described matrix, leaf spring one end is that stiff end is coupled to matrix, the other end is connected with the inclined-plane sheet, button one end has projection and is positioned at the through hole of matrix and evagination in the matrix back side, the button other end nestles in the inclined-plane of leaf spring sheet for the closing end, microswitch II is provided with the contact with the side that leaf spring is met mutually, and it is corresponding with projection that button inner face top is provided with spring.When the door body closes latch hook when buckling into, the contact of set button is made in the button by interior pressure simultaneously and moves, and the inclined-plane sheet of compressing leaf spring one end makes leaf spring close to microswitch II, compressing contact and produce the pass gate signal.
The present invention can also be provided with its inner of manual unlocking plate and have slotted eye and be coated at described pilot pin in described matrix, the manual unlocking plate is provided with return spring and is connected with stay cord and stretches out in outside the matrix.When door lock during in the lock-out state abnormal power-down, the pulling stay cord makes institute connect the manual unlocking plate and moves outward, and the pilot pin that is positioned at manual unlocking plate the inner slotted eye is pulled and the district that goes out of lock, and just can realize manual unlocking.
" locating/reset " gathering sill of operation slide plate inner face of the present invention, be that described pilot pin is relatively moved in this groove, actual conditions are that the operation slide plate moves with respect to pilot pin in a direction, realize the omnidistance mobile the second half of operation slide plate location, half way moves the motion mode of the omnidistance return in back again, thereby under described lever association, make the also motion by this way of described slide block, realize locking and lock.This " locating/reset " gathering sill belongs to known technology, its cardinal principle is that this groove is the jatharapanvartanasana groove, the starting point of opposed slot has two remote spots on the conduit, the short range point that one relative starting point is arranged between two remote spots, bottom land is provided with step in succession on whole process makes operation slide plate relative positioning pin move irreversible returning, when relative this groove of pilot pin moves, first motion process is to enter the short range point location after from starting point to first remote spots, and second motion process is o'clock to get back to starting point after second remote spots from short range.In fact have its upper-part of many article to adopt this motion principle, as the push type lettering pen, first presses, and pen core stretches out the location, and second presses pen core retraction, push type door and for example, and first by opening the door, and second by closing the door.
Lever one end of the present invention links with the operation slide plate, the other end and slide block link, and can be respectively to offer groove on operation slide plate and slide block, and the projection of side direction was embedded in groove in the lever two ends respectively were provided with, when the operation slide plate is moved, oppositely move through the lever drives slide block.Slide block can be established the groove of the direction of motion overleaf, establishes corresponding fin on the matrix, and slide block embeds fin with groove and places, and can realize the reciprocal translation of slide block.
The fulcrum pin at described lever middle part can be the protruding pin that is connected in matrix.
The present invention is positioned at side direction zone within the dog hole top owing to be provided with slide block in the matrix, be provided with its middle part of lever and be placed in fulcrum pin pivotly, lever one end links with the operation slide plate, the other end and slide block link, so buckle into state at the door lock latch hook, to the logical pulse current of solenoid, latch hook is just locked, logical again a pulse current, i.e. release.In the process, the operation slide plate is omnidistance mobile to coil direction by suction because of its upper core during coil electricity, make slide block omnidistance mobile in the other direction through leverage, iron core desorb when pulse current stops, operation slide plate half way return and locating under spring action, also half way return and locating of slide block this moment just in time falls to being positioned at above the latch hook, and latch hook is locked; To the logical pulse current of coil, the operation slide plate moves to coil direction once more, omnidistance return when electric current stops, and the also omnidistance return of slide block leaves above latch hook, and latch-release, latch hook can be freed by manually contrary its torsion spring force direction and be opened the door.Because pulse current is very short conduction time, so locking is very short with the release time.Be provided with the present invention of microswitch I, can when locking, produce locking signal; Be provided with the present invention of microswitch II, can produce at closing time and close gate signal; Be provided with the present invention of manual unlocking plate, at lock-out state during because of abnormal power-down, can manual unlocking and open the door, not just can open the door in the time of will by the time electricity being arranged.
Description of drawings
Fig. 1 is a door interlock switch outline drawing of the present invention;
Fig. 2 is one embodiment of the invention structural representation;
Fig. 3 is another embodiment of the present invention structural representation;
Fig. 4 is further embodiment of this invention structural representation;
Fig. 5 is that latch hook of the present invention buckles into but locates released state partial structurtes schematic diagram;
Fig. 6 is the local A-A cutaway view of Fig. 5;
Fig. 7 is that coil of the present invention is promoted blood circulation towards the omnidistance attracting state partial structurtes of current practice slide plate schematic diagram;
Fig. 8 is a pulse current terminating operation slide plate half way positioning states partial structurtes schematic diagram of the present invention, and this moment, slide block fell to being positioned at above the latch hook;
Fig. 9 is the partial structurtes schematic diagram that the present invention includes the manual unlocking plate;
Figure 10 is this bright partial structurtes schematic diagram that comprises microswitch II and button.
Be labeled as among the figure: 1 dog hole, 2 button edge, 3 slide blocks, 4 levers, 41 fulcrum pins, 5 matrixes, 6 operation slide plates, 7 springs, 8 iron cores, 9 solenoids, 10 pilot pins, 101 stiff ends, 11 gathering sills, 12 cover plates, 13 microswitch I, 131 contacts, 14 stay cords, 15 return springs, 16 manual unlocking plates, 161 slotted eyes, 17 buttons, 171 projections, 172 closing ends, 18 microswitch II, 181 contacts, 19 leaf springs, 191 inclined-plane sheets, 192 stiff ends, 20 latch hooks, 21 springs.
The specific embodiment
This routine door interlock switch, see Fig. 1, Fig. 2, have matrix 5 and the cover plate 12 of offering dog hole 1, has button edge 2 below the dog hole, be provided with solenoid 9 and operation slide plate 6 in the matrix 5, be connected with iron core 8 its peripheries on the operation slide plate 6 and be with spring 7 between solenoid and operation slide plate, operation slide plate 6 inner faces are provided with " locating/reset " gathering sill 11, be provided with pilot pin 10 its stiff ends 101 and be coupled to matrix 5, the other end is positioned at gathering sill 11, be provided with slide block 3 in the matrix 5 and be positioned at side direction zone within dog hole 1 top, be provided with lever 4 its middle parts and be placed in fulcrum pin 41 pivotly, the groove that the inside protrusions of lever 4 one ends is embedded in operation slide plate 6 links with operation slide plate 6, and groove and slide block 3 that the inside protrusions of lever 4 other ends is embedded in slide block 3 link.
Give solenoid 9 logical pulse currents, see Fig. 5, Fig. 7, Fig. 8, slide block 3 enters Fig. 8 state after changing Fig. 7 state over to by Fig. 5 state, and slide block 3 is positioned at above the latch hook 20 and locks; A logical again pulse current enters Fig. 5 state and release after changing Fig. 7 state over to by Fig. 8 state.
Fig. 3 is seen in this routine door lock beginning, is provided with microswitch I 13 its inboards in the matrix 5 and is provided with contact 131, and operation slide plate 6 and contact 131 corresponding ends are provided with the inclined-plane.Other structures are identical with last example.
Solenoid power-on servicing slide plate is moved by suction and when locating, contracts in microswitch I 13 contacts 131 under its inclined-plane compressing, can produce locking signal.
This routine door interlock switch, see Fig. 4, Fig. 9, Figure 10, be provided with button 17, microswitch II 18 and leaf spring 19 in the matrix 5, leaf spring 19 1 ends are that stiff end 192 is coupled to matrix 5, the other end is connected with inclined-plane sheet 191, and button 17 1 ends have projection 171 and are positioned at the through hole of matrix 5 and evagination in matrix 5 back sides, and button 17 other ends are that closing end 172 nestles in inclined-plane sheet 191, microswitch II 18 is provided with contact 181 with the side that leaf spring 19 is met mutually, and it is corresponding with projection 171 that button 17 inner faces top is provided with spring 21.Be provided with manual unlocking plate 16 its inners in the matrix 5 and have slotted eye 161 and be coated at described pilot pin 10, manual unlocking plate 16 is provided with return spring 15 and is connected with stay cord 14 and stretches out in outside the matrix 5.Other structures are identical with example 1.
Close behind the door, move in projection 171 pushing buttons 17, compressing leaf spring 19 makes to contract in microswitch II 18 contacts 181 and can produce the pass gate signal; Solenoid power-on servicing slide plate is moved by suction and when locating, contracting in microswitch I 13 contacts 131 under its inclined-plane compressing to produce locking signal; When locking the back abnormal power-down, pulling stay cord 14 makes manual unlocking plate 16 outer moving, and pilot pin 10 is pulled, and can realize manual unlocking.
Claims (5)
1, door interlock switch, have matrix (5) and the cover plate (12) of offering dog hole (1), be provided with solenoid (9) and operation slide plate (6) in the matrix (5), be connected with its periphery of iron core (8) on the operation slide plate (6) and be with spring (7) between solenoid and operation slide plate, operation slide plate (6) inner face is provided with " locating/reset " gathering sill (11), be provided with pilot pin (10) one end and be coupled to matrix (5), the other end is positioned at gathering sill (11), it is characterized in that being provided with in the matrix (5) slide block (3) and be positioned at side direction zone within dog hole (1) top, be provided with its middle part of lever (4) and be placed in fulcrum pin (41) pivotly, lever (4) one ends link with operation slide plate (6), and the other end and slide block (3) link.
2, switch as claimed in claim 1 is characterized in that being provided with in the matrix (5) microswitch I (13) and which is provided with contact (131), and the end that described operation slide plate (6) is corresponding with contact (131) is provided with the inclined-plane.
3, switch as claimed in claim 1 or 2, it is characterized in that being provided with in the matrix (5) button (17), microswitch II (18) and leaf spring (19), leaf spring (19) one ends are that stiff end (192) is coupled to matrix (5), the other end is connected with inclined-plane sheet (191), button (17) one ends have projection (171) and are positioned at the through hole of matrix (5) and evagination in matrix (5) back side, button (17) other end is that closing end (172) nestles in inclined-plane sheet (191), microswitch II (18) is provided with contact (181) with the side that leaf spring (19) is met mutually, and it is corresponding with projection (171) that button (17) inner face top is provided with spring (21).
4, switch as claimed in claim 1 or 2, it is characterized in that being provided with in the matrix (5) its inner of manual unlocking plate (16) and have slotted eye (161) and be coated at described pilot pin (10), manual unlocking plate (16) is provided with return spring (15) and is connected with stay cord (14) and stretches out in outside the matrix (5).
5, switch as claimed in claim 3, it is characterized in that being provided with in the matrix (5) its inner of manual unlocking plate (16) and have slotted eye (161) and be coated at described pilot pin (10), manual unlocking plate (16) is provided with return spring (15) and is connected with stay cord (14) and stretches out in outside the matrix (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03178598 CN1277976C (en) | 2003-07-21 | 2003-07-21 | Door lock switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03178598 CN1277976C (en) | 2003-07-21 | 2003-07-21 | Door lock switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1570253A true CN1570253A (en) | 2005-01-26 |
| CN1277976C CN1277976C (en) | 2006-10-04 |
Family
ID=34472824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03178598 Expired - Fee Related CN1277976C (en) | 2003-07-21 | 2003-07-21 | Door lock switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1277976C (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101063387B (en) * | 2006-04-29 | 2011-07-06 | 杭州神林电子有限公司 | Electromagnetic door lock |
| CN101571016B (en) * | 2008-05-04 | 2011-09-07 | 杭州神林电子有限公司 | Electromagnetic door lock |
| CN102021789B (en) * | 2009-09-17 | 2012-05-09 | 杭州神林电子有限公司 | Electromagnetic door cover lock |
| CN103882656A (en) * | 2014-03-19 | 2014-06-25 | 杭州神林电子有限公司 | Electromagnetic door closure lock |
| CN104487622A (en) * | 2012-07-23 | 2015-04-01 | Lg电子株式会社 | Lid locker of washing machine |
| CN105624978A (en) * | 2014-11-25 | 2016-06-01 | 伊利诺斯工具制品有限公司 | Door lock and top-loading washer |
| CN105839352A (en) * | 2015-01-30 | 2016-08-10 | emz-汉拿两合有限公司 | Appliance lock |
| CN108189998A (en) * | 2018-03-03 | 2018-06-22 | 丹阳昊天飞行器技术有限公司 | A kind of monolock hook-type nose cone lock |
| CN114855424A (en) * | 2022-06-16 | 2022-08-05 | 温州天健电器有限公司 | Unlocking structure, door lock and washing machine with door lock |
| CN114855425A (en) * | 2022-06-16 | 2022-08-05 | 温州天健电器有限公司 | Locking structure, door lock and washing machine with same |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102560967B (en) * | 2010-12-15 | 2014-12-10 | 伊利诺斯工具制品有限公司 | Door lock mechanism |
-
2003
- 2003-07-21 CN CN 03178598 patent/CN1277976C/en not_active Expired - Fee Related
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101063387B (en) * | 2006-04-29 | 2011-07-06 | 杭州神林电子有限公司 | Electromagnetic door lock |
| CN101571016B (en) * | 2008-05-04 | 2011-09-07 | 杭州神林电子有限公司 | Electromagnetic door lock |
| CN102021789B (en) * | 2009-09-17 | 2012-05-09 | 杭州神林电子有限公司 | Electromagnetic door cover lock |
| CN104487622B (en) * | 2012-07-23 | 2017-07-04 | Lg 电子株式会社 | The hood lock of washing machine |
| CN104487622A (en) * | 2012-07-23 | 2015-04-01 | Lg电子株式会社 | Lid locker of washing machine |
| US9869049B2 (en) | 2012-07-23 | 2018-01-16 | Lg Electronics Inc. | Washing machine having lid locker |
| CN103882656A (en) * | 2014-03-19 | 2014-06-25 | 杭州神林电子有限公司 | Electromagnetic door closure lock |
| US10851490B2 (en) | 2014-11-25 | 2020-12-01 | Illinois Tool Works Inc. | Door lock and upper cover type washing machine |
| CN105624978A (en) * | 2014-11-25 | 2016-06-01 | 伊利诺斯工具制品有限公司 | Door lock and top-loading washer |
| WO2016082744A1 (en) * | 2014-11-25 | 2016-06-02 | Illinois Tool Works Inc. | Door lock and upper cover type washing machine |
| CN105624978B (en) * | 2014-11-25 | 2018-03-23 | 伊利诺斯工具制品有限公司 | Door lock and upper cover type washing machine |
| CN105839352A (en) * | 2015-01-30 | 2016-08-10 | emz-汉拿两合有限公司 | Appliance lock |
| US9957657B2 (en) | 2015-01-30 | 2018-05-01 | Emz-Hanauer Gmbh & Co. Kgaa | Appliance lock |
| CN105839352B (en) * | 2015-01-30 | 2018-04-27 | emz-汉拿两合有限公司 | Apparatus is locked |
| CN108189998A (en) * | 2018-03-03 | 2018-06-22 | 丹阳昊天飞行器技术有限公司 | A kind of monolock hook-type nose cone lock |
| CN114855424A (en) * | 2022-06-16 | 2022-08-05 | 温州天健电器有限公司 | Unlocking structure, door lock and washing machine with door lock |
| CN114855425A (en) * | 2022-06-16 | 2022-08-05 | 温州天健电器有限公司 | Locking structure, door lock and washing machine with same |
| CN114855424B (en) * | 2022-06-16 | 2023-11-10 | 温州天健电器有限公司 | Unlocking structure, door lock and washing machine with door lock |
| CN114855425B (en) * | 2022-06-16 | 2024-01-30 | 温州天健电器有限公司 | Locking structure, door lock and washing machine with same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1277976C (en) | 2006-10-04 |
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Legal Events
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| 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 | ||
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061004 Termination date: 20130721 |