CN102021789B - Electromagnetic door cover lock - Google Patents
Electromagnetic door cover lock Download PDFInfo
- Publication number
- CN102021789B CN102021789B CN2009101525665A CN200910152566A CN102021789B CN 102021789 B CN102021789 B CN 102021789B CN 2009101525665 A CN2009101525665 A CN 2009101525665A CN 200910152566 A CN200910152566 A CN 200910152566A CN 102021789 B CN102021789 B CN 102021789B
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- operation panel
- matrix
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- groove
- door cover
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Abstract
The invention relates to an electromagnetic door cover lock, which is used safely and reliably. The electromagnetic door cover lock comprises a base body (1) and a shell (2) connected with the base body (1), wherein an electromagnetic coil (3) is arranged on the base body; the front end of the electromagnetic coil is connected with an iron core (4); an operating panel (5) connected with the iron core is arranged in the base body; a locking rod (51) is arranged at the front end of the operating panel; a bump (52) is formed on the side part of the operating panel; a locking hole (53) is formed on the locking rod; the locking rod is positioned in a notch (17) which is formed by the base body and the shell; the base body is provided with a concave part (105); a locking press button (10) is arranged in the concave part; a return spring (11) is arranged between the locking press button and the concave part; a convex structure (1001) is arranged on the locking press button; the convex structure corresponds to the locking hole (53) on the locking rod; and a microswitch (8) is arranged on the base body and is linked with the bump (52) of the operating panel to output locking rod position state information. The electromagnetic door cover lock is suitable for serving as a door cover lock of a washing machine.
Description
Technical field
The present invention relates to a kind of the locking and unlocking device of rotary drum washing machine door closure lock.
Background technology
Washing machine is in washing, and in the dehydration, inner washtub can rotate, and particularly during dehydration, rotary speed is very high, and a bucket wall linear velocity can reach more than 20 meter per seconds.If have the people because of carelessness hand to be stretched in the bucket during washtub rotation, just damage possibly.At present the close the door technology of locking aspect of barrel roll laundry machine is many; And impeller small wave wheel washing machine adopts the technology of uncapping and detecting basically; One door closure sense switch promptly is set on washing machine cover, and when door closure was opened to certain angle, switching signal triggered; After the washing machine procedure processor receives signal, turn-off motor for washer.Even like this, before motor stops operating, the door closure certain angle that can be opened, this angle constitutes open channel outside and washtub.Wait washing machine procedure to detect door closure in addition and open, send the instruction motor cut off the power supply really stop to motor between for some time, this section also possibly produce certain dangerous to the people within the period.Therefore need a kind of electromagnetic door cover lock that is applicable to rotary drum washing machine, when washing machine is worked, can door closure be locked, can be in the time of need opening with latch-release.
CN2856103Y discloses a kind of door closure lock technology, utilizes solenoid to drive the plece-cliped type transmission mechanism, drives the locking and the unlatching of dead bolt and locked groove through the flexible screens of action generation of electromagnetic core or the screens that commutates.But when the user does not shut door and directly during start-up routine, the door closure lock also can be realized lock out action, and the signal of output lock-out state.The danger that under the situation of some special operationals, exists door closure not lock besides.
Also have some disclosed technology on the market; With washing on the staving the for example parts of magnetic induction switch are installed at door closure; Whether close to detect door closure, the signal of this switch cooperates aforesaid door closure lock, with the situation that prevents that rotary drum washing machine can be activated under the situation that door closure is not shut.But this sense switch cost is than higher.
Summary of the invention
The present invention will solve existing rotary drum washing machine and not shut door closure and directly during start-up routine, the door closure lock also can be realized lock out action, and the signal of output lock-out state as the user; Under the situation of some special operationals, there is the problem of danger that door closure can not lock etc., a kind of electromagnetic door cover lock of the present invention is provided, this electromagnetic door cover lock for this reason; When washing machine is worked; Can door closure be locked, with latch-release, just can open door closure in the time of need opening; When door closure was not shut, door lock can't be locked, and prevented to cause the injury to personnel.
For solving the above problems, the technical scheme that the present invention adopts comprise matrix and join housing, matrix is provided with solenoid; The solenoid front end is associated with iron core, is provided with the operation panel that links with iron core in the matrix, is provided with back-moving spring between set convexity on set convexity and the matrix on the operation panel; The operation panel middle part is provided with location/reseting groove platform structure, is associated with pilot pin on the housing corresponding to the location on the operation panel/reseting groove platform structure, and it is characterized in that: described operation panel front end has securing rod; The operation panel side projections has lock hole on the securing rod, this securing rod is positioned in the notch of matrix and housing formation; Have recess on the matrix, in this recess locking press button is set, between locking press button and the recess back-moving spring is set; Locking press button is provided with bulge-structure; This bulge-structure is corresponding with the lock hole on the securing rod, and microswitch is set on the matrix, the convexity interlock output securing rod location status information of microswitch and operation panel.
For can produce and the out gate cover lock decide signal; Have groove A and groove B on the said matrix; Said microswitch one end has button; The other end has terminal A and terminal B, and the front end of terminal A and terminal B connects lead-out terminal A with positioning convex A and the lead-out terminal B with positioning convex B respectively, and lead-out terminal A and lead-out terminal B are positioned respectively in groove A and the groove B.
In order to prevent that washing machine is when the dehydration and vibration; Signal on the microswitch breaks; The convexity of said operation panel is provided with the elastic construction convexity, increases buffering, and described elastic construction has following two kinds of situation: the one, directly increase elastic bumps at lug boss; The 2nd, increase elastomeric element, like the shift knob of band spring.
Can on the convexity of described operation panel, be provided with groove, establish on the groove flexible member and shift knob are housed.
The present invention is owing to have recess on the matrix; In this recess space locking press button is set, between locking press button and the recess back-moving spring is set, locking press button is provided with bulge-structure; This bulge-structure is corresponding with operation panel securing rod lock hole; So when door closure was not shut, the bulge-structure on the locking press button was stuck in the securing rod lock hole, door closure can not be locked; When door closure was shut, locking press button was depressed, the rod lock hole that goes out of lock of the bulge-structure on the locking press button, and door closure can be locked; When door closure was opened, the bulge-structure card on the locking press button returned in the securing rod lock hole, and the electromagnetic door cover lock is got back to can not blocked state.Door closure is in when not shutting state; Bulge-structure on the locking press button is stuck in the securing rod lock hole, and door closure lock is in can not lock-out state, and this moment is to the logical pulse of solenoid; Because the bulge-structure that the securing rod lock hole is locked on the button blocks, the electromagnetic door cover lock can not be locked.
Description of drawings
Fig. 1 is a profile sketch map of the present invention;
Fig. 2 is the embodiment of the invention one original state sketch map when removing housing
Fig. 3 is the embodiment of the invention one an original state cutaway view
Fig. 4 is the embodiment of the invention one lock-out state sketch map when removing housing
Fig. 5 is the embodiment of the invention one a lock-out state cutaway view
Fig. 6 is a kind of location among the present invention/reseting groove platform structural representation
Fig. 7 is that Fig. 6 groove platform structure is along the label orientation cross-sectional schematic
Fig. 8 is the embodiment of the invention two structural representations;
Fig. 9 is the embodiment of the invention two electric terminal place partial schematic sectional view;
Figure 10 is the embodiment of the invention three operation panel lug boss partial schematic sectional view;
Figure 11 is the embodiment of the invention four structural representations;
Figure 12 is the enlarged drawing of the embodiment of the invention four flexible members and shift knob;
Figure 13 is that the lock hole of securing rod of the present invention is a rectangle blind hole sketch map;
Figure 14 is that the lock hole of securing rod of the present invention is a notch shape sketch map.
Be labeled as among the figure:
azimuthal bin of expression pilot pin in operation board slot platform structure, 1 matrix, 101 convexities, 103 groove A, 104 groove B, 105 recesses; 2 housings, 3 solenoids, 4 iron cores, 5 operation panels, 501 convexities; 51 securing rods, 52 convexities, 521 band elastic constructions are protruding, 522 grooves, 53 lock holes; 54 location/reseting groove platform structures, 6 back-moving springs, 7 pilot pins, 8 microswitches, 801 buttons; 802 terminal A, 803 terminal B, 10 locking press buttons, 1001 bulge-structures; 11 back-moving springs, 12 flexible members, 13 shift knobs, 14 lead-out terminal A; 1401 positioning convex A, 15 lead-out terminal B, 1501 positioning convex B, 17 notches.
The specific embodiment
Embodiment one
The electromagnetic door cover lock of present embodiment, comprise matrix 1 and join housing 2, matrix is provided with solenoid 3; The solenoid front end is associated with iron core 4, is provided with the operation panel 5 that links with described iron core in the matrix, on the operation panel on set convexity 501 and the matrix 101 set of convexities be provided with back-moving spring 6; The operation panel middle part is provided with location/reseting groove platform structure 54, is associated with pilot pin 7 on the housing corresponding to the location on the said operation panel/reseting groove platform structure, does the operation panel front end have securing rod 51 and protruding 52 (also at front end?); Have lock hole 53 on the securing rod, this securing rod is positioned to have recess 105 on the matrix in the notch 17 of matrix and housing formation; Locking press button 10 is set in this recess; Back-moving spring 11 is set between locking press button and the recess, and locking press button is provided with bulge-structure 1001, and bulge-structure is corresponding with operation panel securing rod lock hole 53; Microswitch 8 is set, microswitch 8 and the protruding 52 interlock output securing rod location status information of operation panel on the matrix.
Below certain operations process of the present invention is further described:
1, closes the door and open the door
Like Fig. 2, shown in Figure 3, have recess 105 on the matrix, in this recess space locking press button 10 is set; Back-moving spring 11 is set between locking press button and the recess; Locking press button is provided with bulge-structure 1001, and this bulge-structure is corresponding with operation panel securing rod lock hole 53, when door closure is not shut; Bulge-structure 1001 on the locking press button is stuck in the securing rod lock hole 53, and door closure can not be locked; When door closure was shut, locking press button was depressed, the rod lock hole that goes out of lock of the bulge-structure on the locking press button, and door closure can be locked; When door closure was opened, the bulge-structure card on the locking press button returned in the securing rod lock hole, and the electromagnetic door cover lock is got back to can not blocked state.
2, the principle of lock out action
Door closure is in when shutting state; Bulge-structure on the locking press button rod lock hole that goes out of lock; The door closure lock is in the lockable state; Give this moment solenoid 3 logical pulses; During 3 energisings of electromagnetism shape circle; Iron core 4 is by adhesive; Driving institute's couplet operation panel 5 shows like Fig. 2 and moves to right; And referring to Fig. 6, Fig. 7; On location on the operation panel/reseting groove platform structure and the matrix join pilot pin 7 and do relative displacement; Pilot pin slips into
from
district of operation panel at first distinguishes and receives this district retaining wall effect stays in
district, and when end-of-pulsing, operation panel 4 shows like Fig. 4 and moves to left under back-moving spring 6 acts on; Operation panel moves left to extreme position under action of reset spring; Pilot pin is distinguished from
and is slipped into
and distinguishes and stay in this district, simultaneously, protruding 52 with microswitch 8 interlocks; Microswitch ON out gate cover lock is decided signal; This moment, the operation panel securing rod was in the state of ejecting, and the hook ring that covers with the other side's door of washing machine cooperates, and accomplished lock out action.
3, the safeguard protection principle that lock out action under the state lost efficacy of not closing the door
Door closure is in when not shutting state; Bulge-structure 1001 on the locking press button is stuck in the securing rod lock hole 53; The electromagnetic door cover lock is in can not lock-out state; Give this moment solenoid 3 logical pulses; Because the bulge-structure 1001 that securing rod lock hole 53 is locked on the button blocks; Iron core 4 can not be by adhesive; Operation panel can not move yet; Pilot pin can not distinguish from
slide into
district; Behind the end-of-pulsing; Pilot pin still rests on
district and still receive this district retaining wall effect is parked in
district, the electromagnetic door cover lock can not be locked.
4, latch-release action
Door closure is in the lock state down; Like Fig. 4, shown in Figure 5; Locking press button 10 is in is being pressed state; Bulge-structure 1001 on the locking press button rod lock hole 53 that goes out of lock, securing rod is in the ON position, and signaling switch is by 52 effects of operation panel raising; Be in the ON state, pilot pin rests on
district of location/reseting groove platform structure simultaneously.This moment is to the logical pulse of solenoid; Iron core 4 is by adhesive; Driving institute's couplet operation panel 5 shows like Fig. 4 and moves to right; And referring to Fig. 6, Fig. 7; On location on the operation panel/reseting groove platform structure and the matrix join pilot pin and do relative displacement; Pilot pin slips into
Qu Bingshou
district retaining wall effect stays in
district from
district of operation panel at first; When end-of-pulsing; Operation panel 4 as diagram move to left under back-moving spring 6 effects; Pilot pin is distinguished from
to slip into
and distinguish and is stayed in this district; Simultaneously; Securing rod leaves latched position; Protruding 52 throw off microswitch 8; Microswitch OFF removes the door closure locking signal, and this moment, the operation panel securing rod was in retracted state; Break away from door for washing machine hook ring hole, accomplish the latch-release action.
Embodiment two
The electromagnetic door cover lock of present embodiment like Fig. 8, shown in Figure 9, is different from embodiment one; Have groove A103 and groove B104 on the matrix; Matrix is provided with microswitch 8, and microswitch one end has button 801, and the other end has terminal A802 and terminal B803; The front end of terminal A and terminal B connects lead-out terminal A14 with positioning convex A1401 and the lead-out terminal B15 with positioning convex B1501 respectively, and lead-out terminal A and lead-out terminal B are positioned respectively in groove A103 and the groove B104.
Embodiment three
The electromagnetic door cover lock of present embodiment, shown in figure 10, be different from embodiment two, described operation panel protruding 52 is provided with is with the convexity 521 of elastic construction corresponding with the button 801 of microswitch 8;
During lock out action, the convexity 521 of band elastic construction is pressed onto the button 801 of microswitch 8, makes microswitch 8ON, and the out gate cover lock is decided signal, and lock out action is accomplished.When under the situation such as laundry machine dehydration high vibration taking place, elastic construction plays the effect of buffering, prevents the disconnection of door closure locking signal.
During the latch-release action, the convexity 521 of band elastic construction is thrown off the button 81 of microswitch 8, makes microswitch 8OFF, removes the door closure locking signal, and lock out action is accomplished.
Embodiment four
The electromagnetic door cover lock of present embodiment like Figure 11, shown in Figure 12, is different from embodiment two, and described operation panel protruding 52 is provided with groove 522, establishes on the groove 522 flexible member 12 and shift knob 13 are housed.
Above-mentioned described flexible member 12 can be a spring, also can be other no parts of rubber-like.
During lock out action, the convexity 521 of band elastic construction is pressed onto the button 801 of microswitch 8, makes microswitch 8ON, and the out gate cover lock is decided signal, and lock out action is accomplished.When under the situation such as laundry machine dehydration high vibration taking place, shift knob plays the effect of buffering under the effect of spring, prevents the disconnection of door closure locking signal.
During the latch-release action, belt switch button 13 is thrown off the button 801 of microswitch 8, makes microswitch 8OFF, removes the door closure locking signal, and lock out action is accomplished.
Claims (4)
1. electromagnetic door cover lock, comprise matrix (1) and join housing (2), matrix is provided with solenoid (3); The solenoid front end is associated with iron core (4), is provided with the operation panel (5) that links with iron core in the matrix, is provided with back-moving spring (6) between set convexity (101) on set convexity (501) and the matrix on the operation panel; The operation panel middle part is provided with location/reseting groove platform structure (54), is associated with pilot pin (7) on the housing corresponding to the location on the operation panel/reseting groove platform structure, and it is characterized in that: described operation panel front end has securing rod (51); Operation panel side projections (52); Have lock hole (53) on the securing rod, this securing rod is positioned to have recess (105) on the matrix in the notch (17) of matrix and housing formation; Locking press button (10) is set in this recess; Back-moving spring (11) is set between locking press button and the recess, and locking press button is provided with bulge-structure (1001), and this bulge-structure is corresponding with the lock hole (53) on the securing rod; Microswitch (8) is set on the matrix, and microswitch (8) is exported securing rod location status information with side projections (52) interlock of operation panel.
2. electromagnetic door cover lock as claimed in claim 1; It is characterized in that having on the said matrix groove A (103) and groove B (104); Said microswitch (8) one ends have button (801); The other end has terminal A (802) and terminal B (803), and the front end of terminal A and terminal B connects lead-out terminal A (14) with positioning convex A (1401) and the lead-out terminal B (15) with positioning convex B (1501) respectively, and lead-out terminal A and lead-out terminal B are positioned respectively in groove A (103) and the groove B (104).
3. electromagnetic door cover lock as claimed in claim 2 is characterized in that the side projections (52) of said operation panel is provided with elastic construction convexity (521), and this elastic construction is protruding corresponding with the button (801) of microswitch (8).
4. electromagnetic door cover lock as claimed in claim 2 is characterized in that the side projections (52) of described operation panel is provided with groove (522), establishes on the groove (522) flexible member (12) and shift knob (13) are housed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101525665A CN102021789B (en) | 2009-09-17 | 2009-09-17 | Electromagnetic door cover lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101525665A CN102021789B (en) | 2009-09-17 | 2009-09-17 | Electromagnetic door cover lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102021789A CN102021789A (en) | 2011-04-20 |
| CN102021789B true CN102021789B (en) | 2012-05-09 |
Family
ID=43863539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101525665A Active CN102021789B (en) | 2009-09-17 | 2009-09-17 | Electromagnetic door cover lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102021789B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102535118B (en) * | 2011-12-16 | 2013-06-05 | 温州天健电器有限公司 | Novel power door lock for washing machine |
| CN103882656A (en) * | 2014-03-19 | 2014-06-25 | 杭州神林电子有限公司 | Electromagnetic door closure lock |
| CN105297346B (en) * | 2015-12-03 | 2017-08-25 | 温州天健电器有限公司 | A kind of interlock and the door lock of washing machine with the interlock |
| CN114808366B (en) * | 2022-05-27 | 2023-11-14 | 无锡小天鹅电器有限公司 | Clothes treating apparatus |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3674952A (en) * | 1969-10-27 | 1972-07-04 | Ellenberger & Poensgen | Lockswitch |
| CN1570253A (en) * | 2003-07-21 | 2005-01-26 | 杭州神林电子有限公司 | Door lock switch |
| CN101063387A (en) * | 2006-04-29 | 2007-10-31 | 杭州神林电子有限公司 | Electromagnetic door lock |
| CN201103056Y (en) * | 2007-07-28 | 2008-08-20 | 杭州神林电子有限公司 | Electromagnetic door lock for washing machine |
| CN201288257Y (en) * | 2008-11-07 | 2009-08-12 | 杨迎龙 | Door switch of washing machine |
-
2009
- 2009-09-17 CN CN2009101525665A patent/CN102021789B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3674952A (en) * | 1969-10-27 | 1972-07-04 | Ellenberger & Poensgen | Lockswitch |
| CN1570253A (en) * | 2003-07-21 | 2005-01-26 | 杭州神林电子有限公司 | Door lock switch |
| CN101063387A (en) * | 2006-04-29 | 2007-10-31 | 杭州神林电子有限公司 | Electromagnetic door lock |
| CN201103056Y (en) * | 2007-07-28 | 2008-08-20 | 杭州神林电子有限公司 | Electromagnetic door lock for washing machine |
| CN201288257Y (en) * | 2008-11-07 | 2009-08-12 | 杨迎龙 | Door switch of washing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102021789A (en) | 2011-04-20 |
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Effective date of registration: 20221010 Address after: 230000 Hefei Shenlin Electronics Co., Ltd., No. 68, Tiandu Road, Hefei Economic and Technological Development Zone, Anhui Province Patentee after: Hefei Shenlin Electronics Co.,Ltd. Address before: 310018, No. 1, No. 8, No. 7, Hangzhou economic and Technological Development Zone, Zhejiang, China Patentee before: HANGZHOU KAMBAYASHI ELECTRONICS Co.,Ltd. |