CN102257232A - Door locking device, in particular for household applicances - Google Patents
Door locking device, in particular for household applicances Download PDFInfo
- Publication number
- CN102257232A CN102257232A CN2009801515341A CN200980151534A CN102257232A CN 102257232 A CN102257232 A CN 102257232A CN 2009801515341 A CN2009801515341 A CN 2009801515341A CN 200980151534 A CN200980151534 A CN 200980151534A CN 102257232 A CN102257232 A CN 102257232A
- Authority
- CN
- China
- Prior art keywords
- door
- sliding part
- opening
- slide block
- claw
- 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
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0046—Electric or magnetic means in the striker or on the frame; Operating or controlling the striker plate
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/0053—Other details of locks; Parts for engagement by bolts of fastening devices means providing a stable, i.e. indexed, position of lock parts
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B2047/0048—Circuits, feeding, monitoring
- E05B2047/0067—Monitoring
- E05B2047/0069—Monitoring bolt position
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B63/00—Locks or fastenings with special structural characteristics
- E05B63/24—Arrangements in which the fastening members which engage one another are mounted respectively on the wing and the frame and are both movable, e.g. for release by moving either of them
Landscapes
- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
- Power-Operated Mechanisms For Wings (AREA)
- Lock And Its Accessories (AREA)
Abstract
The device comprises: a support structure (2) with an opening (3) into which, when the door (P) is being closed, a hook member (4) connected to the door (P) is introduced, a retaining slider (7), which is capable of partially- obstructing the opening (3) and retaining the hook member (4) and a safety mechanism including: a slide (30) translatable in the support structure (2) and having a first and a second control member (35, 36) cooperating with corresponding retaining formations (46, 45) of the support structure (2) and the retaining slider (7), respectively; such that when the door (P) is open, the control members (35, 36) engage with the retaining formations (46, 45) such that the retaining slider (7) is substantially locked with respect to the support structure (2); and when the door (P) is being closed, the hook member (4) causes a displacement of the control members (35, 36), causing the disengagement thereof from said retaining formations (46, 45), so that the retaining slider (7) is capable of translating with respect to the support structure (2).
Description
Technical field
The present invention relates to a kind of door locking device, relate in particular to a kind of door locking device that is used for the household electrical appliance of washing machine for example or similar item.
Background technology
More particularly, relating to a kind of such invention that is used for the device of lock door or similar item includes:
Supporting construction, it has opening, and when door was closed, the claw guiding that is connected on the door entered described opening;
The location sliding part, move between operating position and resting position about described structure, state partly blocking of said openings of location sliding part in place, described operating position, and keep described claw guiding to enter described opening, can allow described claw to throw off at the described location of described static position sliding part, door can be opened;
Electromechanical controlling device, comprise removable locking piece, it can be along with the driving of household electrical appliance, from opening or the off-position moves into closed position, can allow and stop the location sliding part to enter the passage of resting position from the operating position respectively at the described electromechanical controlling device in these positions; And
Release mechanism comprises:
Safety member is tending to drive described safety member under the effect of the relevant elastic device of described opening, and safety member moves near the sliding part of location with respect to supporting construction; Described safety member comprises
The thoughts and feelings part, when door is closed, the position of the claw of sense of touch door, and
Actuator, when claw is thrown off described thoughts and feelings part, when locking piece was in closed position simultaneously, described actuator can interact with locking piece so that locking piece be got back to releasing device.
Such door locking device is open in European patent application EP 1 544 387A.
Summary of the invention
One object of the present invention is to provide a kind of such door locking device as previously described, and wherein release mechanism is suitable for carrying out other security function.
The present invention according to such door locking device with above-mentioned further qualification, can reach this purpose and other purposes, it is characterized in that, described safety member is a slide block, it is parallel to described location sliding part and moves, and has at least one other first and second control member, and described first and second control members match with the location structure of corresponding supporting construction and location sliding part respectively, such layout makes
When door was opened, the control member of slide block was meshed with corresponding location structure, so that the location sliding part locks about supporting construction basically, and
When door was closed, the claw of door can make the control member of described slide block move, so that control member breaks away from from location structure, therefore located sliding part and can move about supporting construction.
Because the characteristic feature of the slide block of door locking device, the present invention can carry out other security function, especially, by the U.S. Patent number 6 that has by same patentee, 082, door locking device described in the 787A is carried out security function, promptly when door is opened, makes the user can not or exceedingly difficult make household electrical appliance begin normal operation.
Description of drawings
Typical characteristics and advantage that the present invention is other, by only providing sharpening, with reference to subsidiary accompanying drawing, wherein with the following detailed description of the mode of non-limitative example:
Fig. 1 is the vertical view according to door locking device of the present invention;
Fig. 2 is the part explosion type phantom drawing according to the door locking device among Fig. 1;
Fig. 3 is according to the vertical view that is included in the location sliding part in the door locking device of the present invention;
Fig. 4 is the part vertical view according to the support set of door locking device of the present invention;
Fig. 5 be among Fig. 1 along the basic sectional view of V-V line, the schematic diagram when wherein showing door locking device according to the present invention and being in open mode;
Fig. 6 is and the similar figure of Fig. 5, shows the door locking device when door is in closed condition; And
Fig. 7 is the similar figure of Fig. 5 and Fig. 6, shows the door locking device when release mechanism is in driving condition.
The specific embodiment
In the accompanying drawing, label 1 representative is according to the door locking device of integral body of the present invention.
In by the embodiment shown in the example, described device comprises the body 2 that is made of plastics, and is formed with opening 3 (specifically consulting Fig. 4～7) at an end of body.
In known mode itself, door locking device 1 can be installed to household electrical appliance opening near, claw 4 is used for being connected to movably door P in for example hinged mode, described door matches with opening in the household electrical appliance.
In the embodiment that illustrates, claw 4 comprises handle 4a, and an end of described handle is hinged to a P at label 5 places, is positioned at the other end of the handle at narrower cross section or neck 4b place, forms the head by the expansion of label 6 signs.
Sliding part 7 has main opening 8, when being in different operating condition or sliding part and being in different positions (consulting Fig. 5～7), described main opening at least in part towards and be registered to the opening 3 of supporting construction 2.
The helical spring (not shown) is arranged between sliding part 7 and the supporting construction 2 in known manner, be used for sliding part 7 is remained on as shown in Figure 5 resting position, wherein the end of sliding part 7 compresses the end wall of supporting mass 2, and the opening 8 of sliding part is registered to the opening 3 of described body 2.As shown in Figure 6, when sliding part 7 was in this position, the claw 4 of door p may guide and enter opening 3, so that stretch out its termination 6 and surpass described opening 3, was engaged in the inside of the opening 8 that is formed on the sliding part.
Door locking device also comprises electromechanical controlling device, in the drawings with label 9 whole signs.The device of this known type is No.2 in the name with the same Patent people in the patent No. for example, describes in 364,350 the BP and sets forth.Although just for those aspects, no longer therefore further describe all details of this electromechanical controlling device relevant for the understanding of the present invention purpose.
Electromechanical controlling device 9 is included in the removable locking piece that passes through label 27 representatives in Fig. 5～7.Described locking piece axially is provided with in vertical direction movably, consults Fig. 5～7, and described locking piece passes the outer opening that puts 28 that is formed at electromechanical assembly 9, towards the removable zone that is provided with location sliding part 7.
In the inside of control device 9, when described locking piece 27 enters closed position by the off-position, electric switch can change situation and state, and vice versa, described electric switch and locking piece 27 interrelate (also not shown in known manner).
The connecting mode of locking piece and electric switch describes in detail in above-mentioned BP.
The electric switch that links with locking piece 27 allows door 7 closed and the signal specific of latched position is sent to the control module of household electrical appliance.
About description so far, meet the device of technology formerly basically according to door locking device of the present invention.
In the embodiment that illustrates, slide block 30 has a pair of vertical arm 33 that is positioned at an end, and it can flexiblely tilt in a lateral direction.The arm 33 of slide block extends with common distance so that it can flexiblely tilt by the head 6 that is arranged on the claw 4 on the p, when door is closed, described arm can be partly towards the opening 3 of supporting mass 2.
The far-end of arm 33 forms head 34 separately, and upper process 35 separately extends upward from described head, and lower process 36 separately extends downwards.
Specifically consult Fig. 3, the opening 3 of supporting mass is pointed in the end of location sliding part 7, and described supporting mass has two L-shaped basically openings 45, is provided with the upper process 35 of slide block 30 in the open interior engagement.In particular, when door p opened, the projection 35 of slide block 30 was arranged in position shown in dotted lines in Figure 3, and just the inside than the cutting back face of the opening 45 of sliding part 7 stops the longitudinally relative slip of sliding part 7 and slide block 30 basically.
On the other hand, when door p closes (Fig. 6), the head 6 of claw 4 makes the arm 33 of slide block 30 flexiblely tilt, so that the projection of these arms 35 can move each other, can be laterally outside move is with the longitudinal cross-section engagement of locating the opening 45 in the sliding part 7.Because these cross sections of opening 45 are long, the relative displacement of sliding part 7 and slide block 30 also is possible in this case.
Consult Fig. 2 and 4, the inside of the corresponding opening 46 on the lower process 36 of the arm 33 of slide block 30 and the end wall that is provided at supporting mass 2 is meshed.These openings 46 also have L shaped, and its longer cross section is arranged essentially parallel to the moving direction of sliding part 7 and slide block 30.
When door is opened (Fig. 5), the lower process 36 of slide block 30 meshes with the inside than the cutting back face of the opening 46 of supporting mass 2, as shown in phantom in Figure 4.In this case, slide block 30 locks basically and stops displacement with respect to supporting mass 2.
P closes when door, is caused that by the head 6 of claw 4 arm 33 of slide block tilts, and makes the lower process 36 of arm 33 produce displacements, and above-mentioned lower process 36 is positioned at the relatively long inside, longitudinal cross-section of the opening 46 of body 2, thereby slide block 30 and supporting mass 2 can relatively move.
Consult Fig. 2 and Fig. 5～7,, provide with the rectangular projection 50 that exists of trapezoidal form basically, and have inclined side 50a on the top of the end opposite of the arm 33 of slide block 30.Projection 50 protrudes upward, and also can show below more significantly, and it is used for matching with the bottom of the locking piece 27 of electromechanical controlling device 9.
Under the assembling situation, move the inside of the longitudinal cut 7a (Fig. 2) of the projection 50 of slide block 30 in the sliding part 7 of location.The part of described otch in the middle of having, it is broad in the horizontal, in the inside of the part of described centre, the extension that can be in operation of above-mentioned locking piece 27.
Consult Fig. 2 and Fig. 5～7 once more, near tiltable arm 33, slide block 30 has pair of longitudinal projection 60, and it is shorter for arm 33.
When door p closes (Fig. 6), the end of vertical projection 60 of slide block 30 compresses the head 6 of claw 4 to extend substantially transversely to the direction of described claw, can be used as thoughts and feelings or sensing part, is positioned at the existing of head of opening 8 inside of location sliding part 7 with sense of touch.
Above-mentioned door locking device 1 moves in present described mode basically.
When electrical installations the door p open, door locking device presents the halted state shown in Fig. 5.In this case, electromechanical controlling device 9 does not pass through electric current.In addition, locking piece 27 remains on retracted position shown in Figure 5, so that it can not disturb any displacement of location sliding part 7.The spring of known way and sliding part link so that sliding part is remained on resting position so that opening 8 towards and in alignment with the opening 3 of body 2.
If the user closes a p, as shown in Figure 6, the uncinus 4 that links to each other with described door passes through the opening 3 of supporting mass 2, and its head 6 is engaged to the inside of the opening 8 of sliding part.The head 6 of claw 4 makes the arm 33 of sliding part 30 tilt in flexible mode, cause upper process 35 and lower process 36 towards the position is correspondingly mobile separately, in described position, upper process and lower process can allow slide block to relatively move about supporting mass 2, and location sliding part 7 relatively moves about described slide block.In fact, by comparison diagram 5 and 6 as can be known, location sliding part 7 moves (when be seen as the left side from figure) towards the holding position shown in Fig. 6, to resist the action of described related springs.
If household electrical appliance drive at once, electric current flows into motor control assembly 9.At known way itself, if necessary, after certain scheduled time of process, electric current causes the passage of removable locking piece 27 to enter extracting position, can disturb location sliding part 7 in this position, stop described location sliding part to return towards the static position shown in Fig. 5.In this case, door p closes effectively and locks, and for example no longer opens.
This situation can be responded to by the control module of household electrical appliance, so the switch that interrelates with removable locking piece 27 can change its circumstance or state.
If the electric current in the electromechanical controlling device is interrupted, for example when the end of action cycle of household electrical appliance or along with the interruption of the electric power that is supplied in described device, a door p can open once more.
When this situation generation, if necessary, after after a while, removable locking piece 27 can return to retracted position, can not stop sliding part 7 to return the inactive state that enters as shown in Figure 5 at the removable locking piece in this position.Door p can open once more.
If when household electrical appliance are in operation, therefore door p closes and locks, extremely strong power is applied to described door, causing claw 4 to break, or cause described claw from described location sliding part 7, to be forced to break away from, by the promotion of spring 31 with this, slide block 30 moves to the right side immediately, referring to Fig. 6, present the position shown in Fig. 7, and along its running fix sliding part 7.In described moving process, the inclined side 50a of projection 50 and removable locking piece 27 interact, and locking piece is back into actual non-locking retracted position.
Therefore, because the moving of described slide block 30, the switch with in the device 9 that removable locking piece 27 links to each other changes circumstance or state once more, sends a signal to the control module of household electrical appliance, promptly no longer closes or locks.
Apparently; do not have influence on principle of the present invention; embodiment and CONSTRUCTED SPECIFICATION can be made importantly about the content of only describing and setting forth by the mode of non-limiting example and revise, and therefore, do not break away from the protection domain of the invention that claims limited of enclosing.
Claims (3)
1. be used for the locking device of door (p) or similar item, be used in particular for household electrical appliance, described locking device comprises:
Supporting construction (2) wherein has opening (3), and when door (p) when closing, the claw (4) that is connected on the door (p) enters described opening;
Location sliding part (7), move between operating position and resting position corresponding to described structure (2), in described operating position, described location sliding part is blocking of said openings (3) partly, and keep described claw (4) to enter described opening (3), in described resting position, described location sliding part can allow described claw (4) to remove engagement, and door (p) can be opened;
Electromechanical controlling device (27), comprise removable locking piece (27), it can be along with the driving of household electrical appliance, from opening or the off-position moves into closed position, in these positions, described electromechanical controlling device can allow or stop location sliding part (7) to enter the passage of resting position from the operating position respectively; And
Release mechanism (30) comprising:
Safety member (30) is tending to drive described safety member under the effect of the relevant elastic device (31) of described opening (3), and safety member moves near location sliding part (7) about supporting construction (2); Described safety member (30) comprises
Thoughts and feelings part (60), when door (p) when closing, the position of the claw (4) of sense of touch door (p), and
Actuator (50), when claw (4) disengagement described thoughts and feelings part (60), locking piece (27) is when being in closed position simultaneously, and described actuator can interact with locking piece (27) so that locking piece be got back to releasing device,
It is characterized in that, described safety member is slide block (30), it is parallel to described location sliding part (7) and moves, and have at least one other first and second control member (35,36), described first and second control members match with the location structure (45,46) of corresponding location sliding part (7) and supporting construction (2) respectively, such layout makes
When door (p) when opening, the control member (35,36) of slide block (30) is meshed with corresponding location structure (45,46), so that location sliding part (7) is basically about supporting construction (2) locking, and
When door (p) when closing, claw (4,6) can make the control member (35,36) of described slide block (30) move, so that control member breaks away from from location structure (45,46), therefore locatees sliding part (7) and can move about supporting construction (2).
2. door locking device as claimed in claim 1, wherein, described slide block (30) has at least one vertical arm (33) that can extend to close described opening (3), and vertically arm (33) flexiblely distortion in a lateral direction, and have respectively first and second projections (35,36) that the location structure (45,46) with corresponding location sliding part (7) and supporting construction (2) matches, such layout makes
When door (p) when opening, projection (35,36) of described at least one arm (33) of described slide block and corresponding location structure (45,46) be meshed, so that slide block (30), is located sliding part (7) basically with respect to supporting construction (2) locking basically with respect to slide block (30) locking, and
When door (p) when closing, described at least one arm (33) that claw (4,6) can cause described slide block (30) is deflection flexiblely, so that it is from location structure (45,46) middle disengaging, so slide block (30) and location sliding part (7) can move to each other and about supporting construction (2).
3. door locking device as claimed in claim 2, wherein, described first and second projections (35,36) be the protrusion that extends in the opposite direction, described corresponding location structure is L-shaped basically opening or the base (45,46) that is separately positioned on supporting construction (2) and the location sliding part (7).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ITTO2008A000992 | 2008-12-24 | ||
| ITTO2008A000992A IT1392570B1 (en) | 2008-12-24 | 2008-12-24 | DOOR-LOCKING DEVICE, PARTICULARLY FOR APPLIANCES |
| PCT/IB2009/055940 WO2010073231A1 (en) | 2008-12-24 | 2009-12-23 | Door locking device, in particular for household applicances |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102257232A true CN102257232A (en) | 2011-11-23 |
| CN102257232B CN102257232B (en) | 2013-11-20 |
Family
ID=41338509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009801515341A Expired - Fee Related CN102257232B (en) | 2008-12-24 | 2009-12-23 | Door locking device, in particular for household applicances |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP2367997B1 (en) |
| CN (1) | CN102257232B (en) |
| IT (1) | IT1392570B1 (en) |
| WO (1) | WO2010073231A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107109758A (en) * | 2014-12-22 | 2017-08-29 | 罗德电工有限公司 | The interlock of the closing door of household electrical appliance |
| CN111980498A (en) * | 2019-05-21 | 2020-11-24 | 青岛海尔洗衣机有限公司 | Locking mechanical system and clothing treatment facility |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITRM20120492A1 (en) * | 2012-10-16 | 2014-04-17 | Bitron Spa | DOOR-LOCK DEVICE. |
| DE102016008317B4 (en) * | 2016-07-07 | 2018-10-31 | Emz-Hanauer Gmbh & Co. Kgaa | Door lock for a household electrical appliance |
| DE102019005564B3 (en) | 2019-05-10 | 2020-09-17 | Emz-Hanauer Gmbh & Co. Kgaa | Door lock for an electrical household appliance |
| IT201900015279A1 (en) * | 2019-08-30 | 2021-03-02 | Bitron Spa | Improved door lock device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4988132A (en) * | 1987-01-27 | 1991-01-29 | Onofrio Rocchitelli | Doorlatch, in particular for washing machines |
| US6082787A (en) * | 1997-12-22 | 2000-07-04 | Bitron S.P.A. | Locking and unlocking device of the door of a domestic electrical appliance |
| GB2364350A (en) * | 2000-06-30 | 2002-01-23 | Bitron Spa | Door locking device |
| EP1544387A2 (en) * | 2003-12-18 | 2005-06-22 | BITRON S.p.A. | A door lock device of increased safety, particularly for domestic electrical appliances |
| CN101285258A (en) * | 2007-03-26 | 2008-10-15 | 电工技术罗尔德股份公司 | Locking device for the closing lid of washing machines |
-
2008
- 2008-12-24 IT ITTO2008A000992A patent/IT1392570B1/en active
-
2009
- 2009-12-23 CN CN2009801515341A patent/CN102257232B/en not_active Expired - Fee Related
- 2009-12-23 EP EP09807719.1A patent/EP2367997B1/en not_active Not-in-force
- 2009-12-23 WO PCT/IB2009/055940 patent/WO2010073231A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4988132A (en) * | 1987-01-27 | 1991-01-29 | Onofrio Rocchitelli | Doorlatch, in particular for washing machines |
| US6082787A (en) * | 1997-12-22 | 2000-07-04 | Bitron S.P.A. | Locking and unlocking device of the door of a domestic electrical appliance |
| GB2364350A (en) * | 2000-06-30 | 2002-01-23 | Bitron Spa | Door locking device |
| EP1544387A2 (en) * | 2003-12-18 | 2005-06-22 | BITRON S.p.A. | A door lock device of increased safety, particularly for domestic electrical appliances |
| CN101285258A (en) * | 2007-03-26 | 2008-10-15 | 电工技术罗尔德股份公司 | Locking device for the closing lid of washing machines |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107109758A (en) * | 2014-12-22 | 2017-08-29 | 罗德电工有限公司 | The interlock of the closing door of household electrical appliance |
| CN107109758B (en) * | 2014-12-22 | 2020-05-22 | 罗德电工有限公司 | Interlocking device for closing door of household appliance |
| CN111980498A (en) * | 2019-05-21 | 2020-11-24 | 青岛海尔洗衣机有限公司 | Locking mechanical system and clothing treatment facility |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2010073231A1 (en) | 2010-07-01 |
| EP2367997A1 (en) | 2011-09-28 |
| IT1392570B1 (en) | 2012-03-09 |
| CN102257232B (en) | 2013-11-20 |
| EP2367997B1 (en) | 2013-05-29 |
| ITTO20080992A1 (en) | 2010-06-25 |
| WO2010073231A9 (en) | 2010-12-16 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| 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: 20131120 Termination date: 20171223 |
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| CF01 | Termination of patent right due to non-payment of annual fee |