CN201424589Y - Locking device of washing machine door - Google Patents
Locking device of washing machine door Download PDFInfo
- Publication number
- CN201424589Y CN201424589Y CN2009201471675U CN200920147167U CN201424589Y CN 201424589 Y CN201424589 Y CN 201424589Y CN 2009201471675 U CN2009201471675 U CN 2009201471675U CN 200920147167 U CN200920147167 U CN 200920147167U CN 201424589 Y CN201424589 Y CN 201424589Y
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- China
- Prior art keywords
- door
- pin
- slide block
- washing machine
- mount pad
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- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
Abstract
The utility model discloses a locking device of a washing machine door, which comprises an upper housing (1), a mounting seat (27) and an installing base (21), wherein a limit block (8), a heart-shape-cored sliding block (12), a coil tripper, an electric heating switch and four pins (9,17,20 and 28) are arranged inside the mounting seat (27); the limit block (8) is linked with the electric heatingswitch; the bottom of the mounting seat (27) is equipped with an square hole corresponding to the limit block (8); a sliding block (24) and a lever (23) are disposed inside the installing base (21);when inserted into the locking device, the head of a door hook (32) pushes the sliding block (24) and the lever (23); the upper housing (1) is covered on the assembled mounting seat (27) and then positioned inside the assembled installing base (21) with the mounting seat (27). The locking device of a washing machine door can be opened normally or forced to open, can cut off power supply quickly after being forced to open, has the advantages of safety, reliability, sensitive operation and the like, and is particularly suitable for control opening and closing of various drum washing machine doors.
Description
Technical field
The utility model relates to the gate locking device of washing machine or dryer, belongs to household electrical appliance technical field.
Background technology
Existing washing machine generally all is provided with door lock, and door lock has safety device, has mechanical caging, delay protection function; can give other device energising performing a programmes by it; after energising 15 seconds, gate stop is pinned in safety device work; in the washing machine course of work; door is in the lock state, and after washing procedure finishes, just locking mechanism is discharged after safety device will be delayed time two, three minutes; give other appliance cut-offs of washing machine, Men Caineng opens.Purpose be prevent in the washing process or in the dehydration door be opened, water flows out in the washing machine or the clothing that flies out is hurted sb.'s feelings.As Chinese patent CN200520113959.2 disclosed " a kind of locking device of barrel washing machine door ", this device is after shutting door of washing machine and beginning operate as normal, door of washing machine is in the lock state all the time, can not open, only finish in washing machine work, behind the deenergization, door of washing machine just can normally be opened, the user can not carry out enforced opening according to actual operating position, even if also there is very big potential safety hazard in positive opening.In addition, through regular meeting's not self-locking, self-locking lamp gate fault such as do not open that do not work, cuts off the power supply that occurs switching on.
The utility model content
At the problem that above-mentioned prior art exists, the utility model aims to provide a kind of can normally open and can enforced opening, and can guarantee safe locking device of door of washing machine by the fast shut-off power supply behind enforced opening.
The technical solution adopted in the utility model is:
A kind of locking device of door of washing machine, comprise upper encloser, mount pad and mounting base, be provided with limited block in the described mount pad, peach core slide block, the coil electrical apparatus release, heater switch and four pins, wherein limited block and heater switch interlock, the coil electrical apparatus release drives peach core slide block and slidably reciprocates, peach core slide block matches with limited block, the bottom of mount pad is provided with the square hole corresponding to limited block, be provided with in the mounting base and can move forward and backward and automatically reset slide block and can rotate also automatically reset lever, the resilience side of door eave tile portion matches with slide block, match with lever in the side, the other end of slide block and lever is corresponding to the position of limited block from the square hole inner process, the end of lever is provided with the ramp projections of energy jack-up limited block when resetting, and above-mentioned upper encloser covers in the mounting base that assembles of packing into together behind the mount pad that assembles.
Described coil electrical apparatus release is contained in the position, the lower left corner of mount pad, mainly form by coil, coil rack, iron core, outer iron-clad, coil is on coil rack, the iron shell is stuck in the coil rack outside, iron core sleeve is in coil rack, the other end is stuck in the peach core slide block slot, and jump ring is stuck between peach core slide block and the mount pad, and stage clip is clipped between peach core slide block and the mount pad.
The first pin riveting in described four pins is in mount pad, the 3rd pin, four-limbed and second pin are stuck in the mount pad, first thermistor is clipped between second pin and first pin, the first pin other end is connected with coil rack, second pin, one end is connected with coil rack, the other end is connected with the 3rd pin, and four pins all are fixedly mounted in the mount pad.
Described heater switch mainly is made up of first bimetal leaf, second bimetal leaf and second thermistor, first bimetal leaf, second bimetal leaf and second thermistor overlay on first pin successively, movable contact spring is close to the 3rd pin location, be locked in the mount pad by self threading pin, reed is stuck on two pairs of points of movable contact spring, the side channel of limited block is stuck in the movable contact spring end, and iron core drives peach core slide block when the coil direction slidably reciprocates, and limited block can freely move up and down.
Described lever is contained on the fulcrum of mounting base, and extension spring one end is stuck on the lever, and an end is stuck on the mounting base, and slide block is contained on the mounting base, contacts with spring in being stuck in mounting base.
The side of described limited block is provided with cylinder, and peach core slide block is provided with corresponding with it inclined-plane, and peach core slide block can freely move up and down by making inclined-plane and cooperating of cylinder limited block when the coil direction slidably reciprocates.
Described lever goes out vertical side plate with an end bending that matches in eave tile portion side, and a door eave tile portion side is corresponding inclined-plane.
Described heater switch is provided with set screw, and this screw withstands in the hole of first bimetal leaf by the screwed hole of first pin.
One end cap upper cover plate of described slide block.
The utility model is used for opening the door and closing the door of washing machine or dryer, by the slide block leverage can be quick, sensitive detect door lock and whether opened by force, when door of washing machine is opened by force, lever in reseting procedure with limited block jack-up, thereby cut off the heater switch of interlock with it at once, making electricity drive parts shuts down, owing to need not to set up other control element, therefore structure and control are all simpler, have safe and reliable, advantage such as be active in one's movements, be particularly suitable for controlling the switch of various barrel washing machine doors.
Description of drawings
Fig. 1 is the integrally-built exploded perspective view of the utility model;
Fig. 2 is the internal structure schematic diagram after the utility model assembling;
Fig. 3 is the external structure schematic diagram after upper encloser and the mount pad assembling;
Fig. 4 is the external structure schematic diagram after the mounting base assembling;
Fig. 5 is the external structure schematic diagram after the utility model assembling;
Fig. 6 (a) colludes when not inserting door lock for door, the location drawing of lever in mounting base, and Fig. 6 (b) colludes when not inserting door lock for door, the cut away view of overlooking of the present utility model, Fig. 6 (c) is that the A of Fig. 6 (b) is to view;
Fig. 7 (a) colludes the beginning when inserting door lock for door, the location drawing of lever in mounting base, and Fig. 7 (b) colludes the beginning when inserting door lock for door, the cut away view of overlooking of the present utility model, Fig. 7 (c) is that the B of Fig. 7 (b) is to view;
When Fig. 8 (a) locks for door lock, the location drawing of lever in mounting base, when Fig. 8 (b) locks for door lock, the cut away view of overlooking of the present utility model, Fig. 8 (c) is that the C of Fig. 8 (b) is to view;
When Fig. 9 normally resets for door lock, the cut away view of overlooking of the present utility model;
When Figure 10 (a) is the door lock forced resetting, the location drawing of lever in mounting base, when Figure 10 (b) is the door lock forced resetting, the cut away view of overlooking of the present utility model, Figure 10 (c) be the D of Figure 10 (b) to view, Figure 10 (d) is the H-H view of Figure 10 (c).
The specific embodiment
Below in conjunction with embodiment and accompanying drawing the utility model is described in further detail.
Description of reference numerals is as follows:
1---upper encloser 2---pin
3---reed 4---movable contact spring
5---thermistor 6---bimetal leaf
7---bimetal leaf 8---limited block
9---pin 10---stage clip
11---jump ring 12---peach core slide block
13---coil 14---iron core
15---iron shell 16---coil rack
17---pin 18---pin
19---thermistor 20---pin
21---mounting base 22---extension spring
23---lever 24---slide block
25---spring 26---cover plate
27---mount pad 28---pin
29---set screw 30---self threading pin
31---ramp projections 32---door colludes
Extremely shown in Figure 5 as Fig. 1; the external structure of this locking device of door of washing machine is mainly by upper encloser 1; mount pad 27 and mounting base 21 are formed; be provided with limited block 8 in the mount pad 27; peach core slide block 12; the coil electrical apparatus release; heater switch and four pins 9; 17; 20; 28; the coil electrical apparatus release is contained in the position, the lower left corner of mount pad 27; mainly by coil 13; coil rack 16; iron core 14; outer iron-clad 15 is formed; coil 13 is on coil rack 16; iron shell 15 is stuck in coil rack 16 outsides; iron core 14 is enclosed within 16 li of coil racks; the other end is stuck in peach core slide block 12 grooves; jump ring 11 is stuck between peach core slide block 12 and the mount pad 27; stage clip 10 is clipped between peach core slide block 12 and the mount pad 27; pin 17 rivetings are in mount pad 27; pin 28; pin 9 and pin 20 are stuck in the mount pad 27; thermistor 19 is clipped between pin 20 and the pin 18; coil current intensity to the coil electrical apparatus release shields; pin 18 other ends are connected with coil rack 16; pin 2 one ends are connected with coil rack 16; the other end is connected with pin 28, and four pins all are fixedly mounted in the mount pad 27.Heater switch mainly is made up of bimetal leaf 7, bimetal leaf 6 and thermistor 5, bimetal leaf 7, bimetal leaf 6 and thermistor 5 overlay on the pin 17 successively, movable contact spring 4 is close to pin 28 location, be locked in the mount pad 27 by self threading pin 30, reed 3 is stuck on two pairs of points of movable contact spring, set screw 29 withstands in the hole of bimetal leaf 7 by the screwed hole of pin 17, the side channel of limited block 8 is stuck in the movable contact spring end, link with heater switch, the side of limited block 8 is provided with cylinder, and peach core slide block 12 is provided with corresponding with it inclined-plane.After coil 13 energisings, it is energising between the pin 20,28, iron core 14 drives peach core slide blocks 12 when the coil direction slidably reciprocates, and freely move up and down by making inclined-plane and cooperating of cylinder limited block 8 energy, and the bottom of mount pad 27 is provided with the square hole corresponding to limited block 8.Be provided with in the mounting base 21 and can move forward and backward and automatically reset slide block 24 and can rotate also automatically reset lever 23, lever 23 is contained on the fulcrum of mounting base 21, extension spring 22 1 ends are stuck on the lever 23, one end is stuck on the mounting base 21, slide block 24 is contained on the mounting base 21, with spring 25 Elastic Contact that are stuck in the mounting base 21, one end cap upper cover plate 26 of slide block 24, lever 23 colludes an end bending that matches 32 head sides with door and goes out vertical side plate, door colludes 32 head sides and is corresponding inclined-plane, when door colludes 32 head and inserts, resilience thruster movable slider 24 by its head moves, and by its side promotion lever 23 rotations, the other end of slide block 24 and lever 23 is sheltered limited block 8 before moving and rotating from the position of square hole inner process, mobile and this position, back that rotate in place is opened, and the end of lever 23 is provided with the ramp projections of energy jack-up limited block 8 when resetting, and above-mentioned upper encloser 1 covers in the mounting base 21 that assembles of packing into together behind the mount pad 27 that assembles.
Shown in Fig. 6 (a), Fig. 6 (b), Fig. 6 (c), when door of washing machine was opened, limited block 8 from the square hole inner process of mount pad 27, do not sheltered by slide block 24 and lever 23 by projection position.
Shown in Fig. 7 (a), Fig. 7 (b), Fig. 7 (c), when door of washing machine was closed, promptly the door of washing machine colluded when inserting, and door eave tile portion impels lever 23 to rotate, and this moment, limited block 8 projection positions were still sheltered by slide block 24.
Shown in Fig. 8 (a), Fig. 8 (b), Fig. 8 (c), when door is closed when putting in place, when promptly the door of washing machine colluded and is inserted into, lever 23 rotate in place, and slide block 24 puts in place in the promotion lower slider that door colludes, and this moment, limited block 8 projection positions were open.Give coil 13 energisings, under the coil effect, iron core 14 drives peach core slide block 12 to the coil direction motion, and jump ring 11 is located in peach core slide block, has stayed the space of downward action for limited block 8.Galvanization between pin 17 and 28, thermistor 5 adstante febres, make bimetal leaf 6,7 bendings upwarp distortion, impel on the movable contact spring 4 the contact under reed 3 effect with pin 9 on contacting, this moment, switch played Facilitation, and drove the limited block 8 be stuck on the movable contact spring 4 from mount pad 27 bottom square hole inner processes.Indicate the door of washing machine locking this moment.
As shown in Figure 9, after the door of washing machine operation cycle finished, controller had two continuous excitation pulse signals for tripping coil 13, the projection that iron core 14 drives on the peach core slide block 12 backs down limited block 8, movable contact spring 4 and pin 9 are disconnected, the washing machine outage, this moment, door can normally be opened.
Shown in Figure 10 (a), Figure 10 (b), Figure 10 (c), 10 (d), when the enforced opening door of washing machine, door colluded and pulled out this moment, lever 23 rotates under the pulling force of spring 22 and resets, the protruding jack-up limited block 8 of lever end resets, movable contact spring 4 and pin 9 are disconnected, the washing machine outage, slide block 24 also resets under the effect of spring 25.
The utility model is not limited to above-mentioned preferred forms, and anyone can draw other various forms of technical schemes under enlightenment of the present utility model.For example this device is used for dryer or the like.Though but on its shape or structure, do any variation, every identical with the utility model or akin technical scheme is all within its protection domain.
Claims (9)
1, a kind of locking device of door of washing machine, comprise upper encloser (1), mount pad (27) and mounting base (21), it is characterized in that, be provided with limited block (8) in the described mount pad (27), peach core slide block (12), the coil electrical apparatus release, heater switch and four pins (9,17,20,28), wherein limited block (8) links with heater switch, the coil electrical apparatus release drives peach core slide block (12) and slidably reciprocates, peach core slide block (12) matches with limited block (8), the bottom of mount pad (27) is provided with the square hole corresponding to limited block (8), be provided with in the mounting base (21) and can move forward and backward and automatically reset slide block (24) and can rotate also automatically reset lever (23), the resilience side that door colludes (32) head matches with slide block (24), match with lever (23) in the side, the other end of slide block (24) and lever (23) is corresponding to the position of limited block (8) from the square hole inner process, the end of lever (23) is provided with the ramp projections of energy jack-up limited block (8) when resetting, and above-mentioned upper encloser (1) covers in the mounting base (21) that assembles of packing into together behind the mount pad that assembles (27).
2, locking device of door of washing machine according to claim 1, it is characterized in that, described coil electrical apparatus release is contained in the position, the lower left corner of mount pad (27), mainly by coil (13), coil rack (16), iron core (14), outer iron-clad (15) is formed, coil (13) is on coil rack (16), iron shell (15) is stuck in coil rack (16) outside, iron core (14) is enclosed within coil rack (16) lining, the other end is stuck in peach core slide block (12) groove, jump ring (11) is stuck between peach core slide block (12) and the mount pad (27), and stage clip (10) is clipped between peach core slide block (12) and the mount pad (27).
3, locking device of door of washing machine according to claim 2, it is characterized in that, first pin (17) riveting in described four pins is in mount pad (27), the 3rd pin (28), four-limbed (9) and second pin (20) are stuck in the mount pad (27), first thermistor (19) is clipped between second pin (20) and first pin (18), first pin (18) other end is connected with coil rack (16), second pin (2) one ends are connected with coil rack (16), the other end is connected with the 3rd pin (28), and four pins all are fixedly mounted in the mount pad (27).
4, locking device of door of washing machine according to claim 3, it is characterized in that, described heater switch is mainly by first bimetal leaf (7), second bimetal leaf (6) and second thermistor (5) are formed, first bimetal leaf (7), second bimetal leaf (6) and second thermistor (5) overlay on first pin (17) successively, movable contact spring (4) is close to the 3rd pin (28) location, be locked in the mount pad (27) by self threading pin (30), reed (3) is stuck on two pairs of points of movable contact spring, the side channel of limited block (8) is stuck in the movable contact spring end, iron core (14) drives peach core slide block (12) when the coil direction slidably reciprocates, and limited block (8) can freely move up and down.
5, according to the arbitrary described locking device of door of washing machine of claim 1 to 4, it is characterized in that, described lever (23) is contained on the fulcrum of mounting base (21), extension spring (22) one ends are stuck on the lever (23), one end is stuck on the mounting base (21), slide block (24) is contained on the mounting base (21), with spring (25) Elastic Contact that is stuck in the mounting base (21).
6, locking device of door of washing machine according to claim 5, it is characterized in that, the side of described limited block (8) is provided with cylinder, peach core slide block (12) is provided with corresponding with it inclined-plane, peach core slide block (12) can freely move up and down by making inclined-plane and cooperating of cylinder limited block (8) when the coil direction slidably reciprocates.
7, locking device of door of washing machine according to claim 6 is characterized in that, described lever (23) colludes an end bending that matches (32) head side with door and goes out vertical side plate, and door colludes (32) head side and is corresponding inclined-plane.
8, locking device of door of washing machine according to claim 7 is characterized in that, described heater switch is provided with set screw (29), and this screw withstands in the hole of first bimetal leaf (7) by the screwed hole of first pin (17).
9, locking device of door of washing machine according to claim 8 is characterized in that, an end cap upper cover plate (26) of described slide block (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201471675U CN201424589Y (en) | 2009-05-19 | 2009-05-19 | Locking device of washing machine door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201471675U CN201424589Y (en) | 2009-05-19 | 2009-05-19 | Locking device of washing machine door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201424589Y true CN201424589Y (en) | 2010-03-17 |
Family
ID=42024029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201471675U Expired - Fee Related CN201424589Y (en) | 2009-05-19 | 2009-05-19 | Locking device of washing machine door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201424589Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102535118A (en) * | 2011-12-16 | 2012-07-04 | 温州天健电器有限公司 | Novel power door lock for washing machine |
| CN104805644A (en) * | 2014-01-26 | 2015-07-29 | 温州天健电器有限公司 | Washing machine door lock |
| CN104918531A (en) * | 2013-01-17 | 2015-09-16 | 伊利诺斯工具制品有限公司 | Appliance lock with voltage encoded wiring |
| CN106012427A (en) * | 2016-07-07 | 2016-10-12 | 神龙电气有限公司 | Door forcibly pull-opening based power failure protection mechanism of washing machine door lock switch |
| CN106165045A (en) * | 2014-02-03 | 2016-11-23 | 罗德电工有限公司 | Door locking device for household electrical appliance |
-
2009
- 2009-05-19 CN CN2009201471675U patent/CN201424589Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102535118A (en) * | 2011-12-16 | 2012-07-04 | 温州天健电器有限公司 | Novel power door lock for washing machine |
| CN104918531A (en) * | 2013-01-17 | 2015-09-16 | 伊利诺斯工具制品有限公司 | Appliance lock with voltage encoded wiring |
| CN104918531B (en) * | 2013-01-17 | 2017-05-17 | 伊利诺斯工具制品有限公司 | Appliance lock with voltage encoded wiring |
| US10597904B2 (en) | 2013-01-17 | 2020-03-24 | Illinois Tool Works Inc. | Appliance lock with voltage encoded wiring |
| CN104805644A (en) * | 2014-01-26 | 2015-07-29 | 温州天健电器有限公司 | Washing machine door lock |
| CN106165045A (en) * | 2014-02-03 | 2016-11-23 | 罗德电工有限公司 | Door locking device for household electrical appliance |
| CN106012427A (en) * | 2016-07-07 | 2016-10-12 | 神龙电气有限公司 | Door forcibly pull-opening based power failure protection mechanism of washing machine door lock switch |
| CN106012427B (en) * | 2016-07-07 | 2018-02-02 | 神龙电气有限公司 | Washing machine door switch hales door opening electrical outage protection mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100317 Termination date: 20140519 |