CN111549495A - Double-coil automatic door opening lock and washing machine with same - Google Patents
Double-coil automatic door opening lock and washing machine with same Download PDFInfo
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- CN111549495A CN111549495A CN202010436411.0A CN202010436411A CN111549495A CN 111549495 A CN111549495 A CN 111549495A CN 202010436411 A CN202010436411 A CN 202010436411A CN 111549495 A CN111549495 A CN 111549495A
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- cam
- lock
- automatic door
- rod
- coil automatic
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/42—Safety arrangements, e.g. for stopping rotation of the receptacle upon opening of the casing door
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- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
Abstract
The invention provides a double-coil automatic door-opening door lock and a washing machine with the same, belonging to the technical field of door locks, wherein the double-coil automatic door-opening door lock comprises: the protection device comprises a cam, a lock catch, a protection rod and two electromagnetic mechanisms, wherein the first electromagnetic mechanism is used for driving a limiting block to lock the protection rod in a first state, and the second electromagnetic mechanism is used for driving the lock catch to twist towards an unlocking state; the double-coil automatic door lock comprises two electromagnetic mechanisms which are respectively used for controlling the two-time unlocking of the cam, when the first electromagnetic mechanism drives the limiting block to unlock the protection rod, the protection rod can slide backwards, and then the lock catch can unlock the cam through the action of the second electromagnetic mechanism.
Description
Technical Field
The invention relates to the technical field of door locks, in particular to a double-coil automatic door opening lock and a washing machine with the same.
Background
The door lock applied to the door of the washing machine generally adopts an automatic door lock, and the working principle of the door lock is that an electromagnetic coil is used for driving a lock catch to unlock a cam.
When the existing automatic door lock is unlocked, the cam can be unlocked by one-time action by adopting an electromagnetic coil.
However, in practical use, when hot water is used for washing laundry, the temperature in the washing machine is high, and therefore, for safety, it is necessary to wait for a while before the door is opened after the washing machine stops operating. At this time, if the existing door opening method is adopted, direct door opening may cause danger to the user.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to overcome the defect that the automatic door-opening lock in the prior art can open the door by one-time action of the coil, so that danger is easily caused, thereby providing the double-coil automatic door-opening lock.
In order to solve the above technical problems, the present invention provides a double-coil automatic door lock, comprising:
the cam is rotatably connected in the lock shell;
the lock catch is connected in the lock shell in a manner of being capable of being twisted left and right relative to the rotating surface of the cam, the lock catch has a locking state connected with the cam after being twisted towards a direction close to the cam, and the lock catch also has an unlocking state disconnected with the cam after being twisted towards a direction far away from the cam;
the protective rod is arranged in the lock shell in a sliding mode and provided with a blocking surface used for being abutted against the cam, the protective rod has a first state that the blocking surface is abutted against the cam after the protective rod slides towards the direction close to the cam, and the protective rod also has a second state that the protective rod slides towards the direction far away from the cam;
the first electromagnetic mechanism is provided with a first iron core which is used for driving a limiting block so as to lock the protection rod in a first state;
and the second electromagnetic mechanism is provided with a second iron core for driving the lock catch to twist towards the unlocking state.
Preferably, the method further comprises the following steps:
one end of the lever unlocking piece is rotatably connected in the lock shell, the other end of the lever unlocking piece is connected with the lock catch, and the lever unlocking piece is connected with the second iron core;
an unlocking member spring connected between the lever unlocking member and the lock case for providing a biasing force for twisting the lever unlocking member toward a locking direction.
Preferably, the method further comprises the following steps:
the dwang is connected lever unlocking piece with between the hasp, the dwang passes through the rotatable connection of pivot and is in on the lever unlocking piece, the top of dwang through from top to bottom twist reverse the structure with the hasp is connected.
Preferably, the lever unlocking piece is provided with a limiting column which extends upwards towards the lock catch;
have on the hasp and be used for holding the rectangular spout of spacing post, the length direction of rectangular spout with the direction of torsion of hasp is perpendicular.
Preferably, the lower end of the lock catch has a protruding end, and the lever unlocking member has an extending end extending forward of the protruding end of the lock catch.
Preferably, the method further comprises the following steps:
the kicking block slides and sets up the bottom of lever unblocking spare, the top of kicking block is suitable for the butt and is in the bottom of dwang, be connected with between the tail end of kicking block and the lever unblocking spare and keep the spring, it has the messenger to keep the spring the kicking block orientation the biasing force that the dwang direction was supported.
Preferably, the lever unlocking piece is provided with a slot for connecting with the second iron core, the slot is provided with a through opening, and the inner width of the through opening is greater than the width of the opening;
the end part of the second iron core is provided with an annular flange, the annular flange is accommodated in the slot, and the rod part of the second iron core is suitable for sliding in the horizontal direction in the through hole after passing through the through hole.
Preferably, the method further comprises the following steps:
the heart-shaped sliding block is connected in the electric appliance box in a sliding manner and is connected with the first iron core; the lateral wall of the peach-heart sliding block is provided with a groove, an inclined plane used for driving the limiting block is arranged in the groove, and a cylinder suitable for extending into the groove is arranged on the limiting block.
As a preferred scheme, the lower end of the peach-heart sliding block is also provided with a square column extending out of the electric appliance box;
the protection rod is provided with a blocking end used for blocking the square column, and when the protection rod moves to the second state, the blocking end is abutted to the square column.
Preferably, the method further comprises the following steps:
the ejector rod is connected in the electric appliance box in a sliding manner, one end of the ejector rod is suitable for connecting or disconnecting a circuit, and the other end of the ejector rod is provided with a round head extending out of the electric appliance box;
the protection rod is provided with a driving groove used for containing the round head of the ejector rod, and the driving groove is provided with an inclined surface used for driving the ejector rod to retract into the electric box.
The invention also provides a washing machine, which is provided with the double-coil automatic door-opening lock in any scheme.
The technical scheme of the invention has the following advantages:
1. the double-coil automatic door-opening lock provided by the invention is provided with two electromagnetic mechanisms which are respectively used for controlling two times of unlocking of the cam, after the first electromagnetic mechanism drives the limiting block to unlock the protection rod, the protection rod can slide backwards, and then the lock catch can unlock the cam through the action of the second electromagnetic mechanism.
In addition, along with the development of intellectualization, the requirement of adopting sound to control the door opening is provided, however, when the door lock in the prior art adopts an electromagnetic mechanism to control the door opening, if a sound control unit is arranged, because the sound signal is received to have certain interference, the electromagnetic mechanism may receive the wrong sound signal to cause the mistaken door opening action. In order to avoid the situation, the double-coil automatic door lock with the door is adopted, the sound control unit is only connected with the second electromagnetic mechanism, the door lock can be opened only through the action of the second electromagnetic mechanism after the first electromagnetic mechanism acts, and therefore the problem of mistaken unlocking in the washing process is solved.
2. According to the double-coil automatic door lock with the openable door, the lock catch is connected to the lever unlocking piece through the rotating rod, so that the lock catch can be connected into the lock shell in a left-right twisting mode relative to the rotating surface of the cam; and, the setting of dwang makes the hasp can also revolute the top of dwang and twist back from top to bottom to make the hasp remove the locking from the top with the cam, when unblanking by force, pulling or promote the door plant and make the cam overturn by force, can make the hasp remove from the top with being connected of cam, thereby guarantee the function of unblanking of child's lock.
3. The invention provides a double-coil automatic door lock, wherein a lever unlocking piece is provided with a limiting column which extends upwards towards a lock catch, and the limiting column is inserted in a long sliding groove of the lock catch, so that the lock catch keeps the twisting consistency in the left-right direction relative to the lever unlocking piece, and the twisting of the lock catch in the front-back direction and the up-down direction is not influenced.
4. The invention provides a double-coil automatic door lock, wherein the lower end of a lock catch is provided with a protruding end, the lever unlocking piece is provided with an extending end extending towards the front of the protruding end of the lock catch, when the lock catch is pulled to move towards the front, the protruding end below the lock catch is matched with the extending end of the lever unlocking piece, so that the lock catch can be twisted upwards, the lock catch is more quickly contacted with a cam, and the unlocking function of a child lock is realized.
5. The double-coil automatic door lock comprises a lever unlocking piece, a rotating rod and a push block, wherein the lever unlocking piece is arranged on the bottom of the lever unlocking piece, the push block is used for being matched with the rotating rod, the rotating rod can have a vertical biasing force through the push block, and therefore the top end of the lever unlocking piece can be better kept connected with a lock catch.
6. The invention provides a double-coil automatic door lock, wherein a first iron core of a first electromagnetic mechanism drives a limiting block through a peach-heart slide block, a groove is formed in the peach-heart slide block, an inclined plane for driving the limiting block is arranged in the groove, a cylinder suitable for extending into the groove is arranged on the limiting block, when the peach-heart slide block is driven by the first driving mechanism to slide, the peach-heart slide block can drive the cylinder of the limiting block to move up and down through the inclined plane in the groove, so that the limiting block moves up and down, when the limiting block moves down, the limiting block can be inserted into a protective rod for locking a cam, so that the protective rod keeps a first state for locking the cam, and at the moment, no matter whether a second electromagnetic mechanism acts, the cam cannot be unlocked.
7. According to the double-coil automatic door lock with the opening function, the square column extending out of the electric appliance box downwards is further arranged on the peach-heart sliding block, the blocking end matched with the square column is arranged on the protection rod, and when the protection rod is driven by the cam to be in the second state, the blocking end of the protection rod is abutted against the square column, so that the peach-heart sliding block cannot be driven by the first electromagnetic mechanism to slide, the limiting block cannot be driven to move downwards, and the fact that all parts are interfered with one another due to misoperation is guaranteed.
8. The double-coil automatic door lock comprises a push rod, wherein the push rod is arranged in an electric box and can move up and down, when the push rod moves to the upper end, a circuit of the electric box can be conducted, and when the push rod moves to the lower end, the circuit of the electric box can be disconnected. The lower end of the ejector rod is a round head extending out of the electric appliance box, a driving groove used for containing the round head of the ejector rod is formed in the protective rod, an inclined plane used for driving the ejector rod to retract into the electric appliance box is formed in the driving groove, when the door hook is inserted into the door lock, the cam is turned upwards, the protective rod moves towards the cam under the action of the reset spring to enter a first state, in the process of entering the first state, the inclined plane of the driving groove in the protective rod drives the ejector rod to move upwards so as to retract into the electric appliance box, and after the ejector rod moves to the upper end, a circuit in the electric appliance box is conducted; after the door hook is pulled out from the cam, the cam is turned downwards, the protection rod overcomes the action of the reset spring under the action of the cam and moves towards the direction far away from the cam to enter the second state, in the process of entering the second state, the inclined surface of the driving groove on the protection rod is in contact with the driving of the ejector rod, the ejector rod can move downwards, and when the ejector rod moves to the lower end, a circuit in the electric appliance box can be disconnected.
9. The washing machine provided by the invention has any advantages because of having any one of the double-coil automatic door-opening locks.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a perspective view illustrating an embodiment of a dual coil automatic door lock according to the present invention.
Fig. 2 is a schematic perspective view of the lever unlocking member and the second electromagnetic mechanism in fig. 1.
Fig. 3 is a schematic perspective view of fig. 2 at another angle.
Fig. 4 is a front sectional view of fig. 3.
Fig. 5 is a state change diagram of the latch of fig. 4.
Fig. 6 is a schematic perspective view of the protection rod and the electrical box in fig. 1.
Fig. 7 is a perspective view of the protection rod of fig. 6.
Fig. 8 is a schematic diagram of the first electromagnetic mechanism inside the electric box in cooperation with the limiting member and the protection lever.
Fig. 9 is a schematic perspective view of the first electromagnetic mechanism and the position limiting member in fig. 8.
Fig. 10 is a bottom perspective view of fig. 6.
Fig. 11 is a schematic perspective view of the protection rod hidden in fig. 10.
Description of reference numerals:
1. a lock case; 2. a first electromagnetic mechanism; 3. a second electromagnetic mechanism; 4. a cam; 5. locking; 6. a guard bar; 7. a second iron core; 8. a lever unlocking member; 9. rotating the rod; 10. an unlocking member spring; 11. a limiting column; 12. a strip chute; 13. a slot; 14. an overhang; 15. an extension end; 16. a rotating shaft; 17. a top block; 18. a retention spring; 19. an electrical box; 20. a blocking surface; 21. a blocking end; 22. a drive slot; 23. a peach heart slider; 24. a square column; 25. a top rod; 26. a limiting block; 27. and (4) a cylinder.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Example 1
The present embodiment provides a specific implementation of a dual-coil automatic door lock, as shown in fig. 1, including: the lock comprises a lock shell 1, wherein a first electromagnetic mechanism 2, a second electromagnetic mechanism 3, a cam 4, a lock catch 5 and a protection rod 6 are arranged in the lock shell 1. The cam 4 is rotatably connected in the lock shell 1, the lock catch 5 is connected in the lock shell 1 in a manner of being capable of performing left-right torsion relative to a rotating surface of the cam 4, and the left-right torsion is in the direction of an arrow shown on the lock catch 5 in fig. 1; the lock catch 5 has a locking state that the lock catch is connected with the cam 4 after being twisted towards the direction close to the cam 4, and the lock catch 5 also has an unlocking state that the lock catch is disconnected with the cam 4 after being twisted towards the direction far away from the cam 4, wherein when the second iron core 7 in the second electromagnetic mechanism 3 acts, the lock catch 5 can be driven to be twisted towards the unlocking state.
As shown in fig. 2, the lock case 1 further includes: lever unlocking piece 8, 8 one ends of lever unlocking piece rotate to be connected in lock shell 1, the other end with hasp 5 is connected, and is concrete, lever unlocking piece 8 with hasp 5 is for connecting through dwang 9, lever unlocking piece 8 with be connected with unlocking piece spring 10 between the lock shell 1, unlocking piece spring 10 is used for providing the messenger lever unlocking piece 8 is towards the torsional biasing force of locking direction.
As shown in fig. 2, the lever unlocking member 8 has a limiting post 11 extending upward toward the lock catch 5, the lock catch 5 has a long sliding groove 12 for accommodating the limiting post 11, and the length direction of the long sliding groove 12 is perpendicular to the twisting direction of the lock catch 5.
As shown in fig. 2, the lever unlocking piece 8 is connected to the second iron core 7, specifically, the lever unlocking piece 8 has a slot 13 for connecting to the second iron core 7, the slot 13 has a through opening, and an inner width of the through opening is greater than a width of the opening; the end of the second iron core 7 has an annular flange, the annular flange is accommodated in the slot 13, and the rod part of the second iron core 7 is suitable for sliding in the horizontal direction in the through hole after passing through the through hole.
As shown in fig. 3, the lower end of the lock catch 5 has a protruding end 14, and the lever unlocking member 8 has an extending end 15 extending forward of the protruding end 14 of the lock catch 5.
As shown in fig. 4, the dwang 9 is connected the lever unblock piece 8 with between the hasp 5, the dwang 9 is in through the rotatable connection of pivot 16 on the lever unblock piece 8, the top of dwang 9 through turn round from top to bottom the structure with hasp 5 is connected.
As shown in fig. 4, the bottom of the lever unlocking piece 8 is slidably provided with a top block 17, the top end of the top block 17 is adapted to abut against the bottom end of the rotating rod 9, a retaining spring 18 is connected between the tail end of the top block 17 and the lever unlocking piece 8, and the retaining spring 18 has a biasing force that the top block 17 abuts against the rotating rod 9.
As shown in fig. 5, when the child lock is forcibly unlocked, the door panel is pulled or pushed to forcibly turn over the cam 4, so that the latch 5 is pulled to move forward, the latch 5 is released from the cam 4 from above, and at this time, the protruding end 14 of the latch 5 is matched with the extending end 15 of the lever unlocking piece 8, so that the latch 5 can be twisted upward, and the latch 5 can be more quickly connected with the cam 4, thereby realizing the unlocking function of the child lock.
As shown in fig. 6, the protection rod 6 is slidably disposed in the lock case 1, and an electric box 19 is further disposed in the lock case 1, and a part extending from a lower end of the electric box 19 is engaged with the protection rod 6. Specifically, the protection lever 6 has a first state in which the blocking surface 20 abuts against the cam 4 after sliding in a direction approaching the cam 4, and the protection lever 6 has a second state in which the blocking surface 20 slides in a direction away from the cam 4, wherein when the first iron core of the first electromagnetic mechanism 2 is operated, the stopper 26 can be driven to lock the protection lever 6 in the first state.
As shown in fig. 7, the protection bar 6 includes: a blocking surface 20, a blocking end 21 and a driving groove 22, wherein the driving groove 22 is internally provided with a bevel; wherein said blocking surface 20 faces the cam 4 for abutting against the cam 4, and when the shielding bar 6 is locked in the first state, the cam 4 is abutted by said blocking surface 20 and cannot be turned downwards, thereby locking the door lock.
As shown in fig. 7, in the protection rod 6, the blocking end 21 is used for matching with the peach-heart slide block 23 in the electric appliance box 19, when the protection rod 6 is unlocked and the protection rod 6 is driven by the cam 4 to slide backwards to the second state, the blocking end 21 is abutted on the square column 24 of the peach-heart slide block 23 extending out of the electric appliance box 19, so that the peach-heart slide block 23 cannot be driven to move, and the peach-heart slide block 23 is protected from misoperation.
As shown in fig. 7, in the protection rod 6, the driving groove 22 is used for matching with the ejector rod 25 in the electric box 19, when the protection rod 6 is driven by the cam 4 to slide backwards to the second state after the protection rod 6 is unlocked, the ejector rod 25 in the electric box 19 is opposite to the driving groove 22, and the end part of the ejector rod can move downwards to enter the driving groove 22; during the movement of the shielding bar 6 against the cam 4 toward the first state, the slope in the driving groove 22 drives the plunger 25 to move upward, so that the plunger 25 drives the circuit in the electrical box 19 to be completed.
As shown in fig. 8, a first electromagnetic mechanism 2, a heart slider 23 and a stopper 26 are arranged in the electrical box 19, and a first iron core of the first electromagnetic mechanism 2 is connected with the heart slider 23 and is used for driving the heart slider 23 to slide; stopper 26 is under the drive of peach heart slider 23 for reciprocate and carry out spacingly to fender rod 6, and is concrete when stopper 26 moves down and stretches into in the holding tank of fender rod 6, can make fender rod 6 keep the first state to cam 4 butt, thereby avoids cam 4 upset downwards.
As shown in fig. 9, the heart sliding block 23 is slidably connected in the electrical box 19, one end of the heart sliding block 23 is connected to the first iron core of the first electromagnetic mechanism 2, a groove is formed on a side wall of the heart sliding block 23, an inclined plane for driving the stopper 26 is formed in the groove, and a cylinder 27 adapted to extend into the groove is formed on the stopper 26.
As shown in fig. 10, the lower end of the heart slider 23 in the electric box 19 has a square column 24 extending outside the electric box 19, the protection rod 6 has a blocking end 21 for blocking the square column 24, and when the protection rod 6 moves backward to the second state, the blocking end 21 abuts against the square column 24.
As shown in fig. 11, the plunger 25 in the electric box 19 is slidably connected in the electric box 19, one end of the plunger 25 is suitable for making or breaking the circuit of the electric box 19, and the other end of the plunger 25 has a round head extending out of the electric box 19, the round head is suitable for extending into the driving groove 22 of the protection rod 6 and being suitable for being driven by the inclined surface on the driving groove 22 to retract into the electric box 19.
Principle of operation
Before unlocking occurs, the door hook extends into the cam 4, turning the cam 4 upwards as shown in fig. 8. The guard bar 6 moves towards the cam 4 under the action of the tail end return spring to enter a first state, the blocking surface 20 at the top end of the guard bar 6 abuts against the bottom end of the cam 4, at the moment, the guard bar 6 is locked through the limiting block 26, the cam 4 can be indirectly locked, and the cam 4 cannot turn downwards. In addition, while the cam 4 is turned upward, as shown in fig. 2, the catch 5 located above the cam 4 catches the cam 4, so that the cam 4 remains locked to the door hook.
When unlocking, firstly, the first electromagnetic mechanism 2 is required to drive the limiting block 26 to unlock the protection rod 6, so that the protection rod 6 can slide backwards, and then the second electromagnetic mechanism acts to unlock the cam 4 by the lock catch 5, so that the cam 4 can be turned downwards under the action of the spring.
In addition, when the limiting block 26 does not lock the protection rod 6, the door hook is inserted into the cam 4, after the cam 4 is clamped by the lock catch 5, the door can be unlocked forcibly in a mode of pulling from the outside or pushing the door panel from the inside, so that children are protected from entering the door by mistake, and the child lock function is realized. Specifically, as shown in fig. 4 and 5, when the lock is forcibly unlocked, the cam 4 is forcibly turned downward to drive the lock catch 5 to move forward, and when the lock catch 5 is pulled to move forward, the protruding end 14 below the lock catch 5 is matched with the extending end 15 of the lever unlocking piece 8, so that the lock catch 5 can be turned upward, and the lock catch 5 is disconnected from the cam 4 from above, thereby realizing the child lock function.
Example 2
This embodiment provides a washing machine, in which the door lock is the double-coil automatic door lock described in embodiment 1.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are intended to be within the scope of the invention.
Claims (11)
1. Automatic door lock that opens door of twin coil, its characterized in that includes:
the cam (4) is rotationally connected in the lock shell (1);
the lock catch (5) is connected into the lock shell (1) in a manner of being capable of being twisted left and right relative to the rotating surface of the cam (4), the lock catch (5) has a locking state which is twisted towards a direction close to the cam (4) and then connected with the cam (4), and the lock catch (5) also has an unlocking state which is twisted towards a direction far away from the cam (4) and then disconnected with the cam (4);
the protective rod (6) is arranged in the lock shell (1) in a sliding mode and provided with a blocking surface (20) used for being abutted against the cam (4), the protective rod (6) has a first state that the blocking surface (20) is abutted against the cam (4) after sliding towards the direction close to the cam (4), and the protective rod (6) also has a second state that the blocking surface is slid towards the direction far away from the cam (4);
a first electromagnetic mechanism (2) having a first iron core for driving a stopper (26) to lock the protection lever (6) in a first state;
a second electromagnetic mechanism (3) having a second iron core (7) for driving the lock catch (5) to twist towards the unlocked state.
2. The dual coil automatic door lock according to claim 1, further comprising:
one end of the lever unlocking piece (8) is rotatably connected in the lock shell (1), the other end of the lever unlocking piece is connected with the lock catch (5), and the lever unlocking piece (8) is connected with the second iron core (7);
an unlocking spring (10) connected between the lever unlocking member (8) and the lock case (1) for providing a biasing force for twisting the lever unlocking member (8) toward a locking direction.
3. The dual coil automatic door lock according to claim 2, further comprising:
dwang (9), connect lever unlocking piece (8) with between hasp (5), dwang (9) are in through the rotatable connection of pivot (16) on lever unlocking piece (8), the top of dwang (9) through from top to bottom twist reverse the structure with hasp (5) are connected.
4. The double-coil automatic door lock according to claim 3, wherein the lever unlocking member (8) has a stopper post (11) projecting upward toward the lock catch (5);
have on hasp (5) and be used for holding rectangular spout (12) of spacing post (11), the length direction of rectangular spout (12) with the direction of torsion of hasp (5) is perpendicular.
5. The double coil automatic door lock according to claim 4, wherein the latch (5) has a protruding end (14) at a lower end thereof, and the lever unlocking member (8) has an extension end (15) extending forward of the protruding end (14) of the latch (5).
6. The dual coil automatic door lock according to claim 3, further comprising:
ejector pad (17), the slip sets up the bottom of lever unlocking piece (8), the top of ejector pad (17) is suitable for the butt and is in the bottom of dwang (9), be connected with between the tail end of ejector pad (17) and lever unlocking piece (8) and keep spring (18), keep spring (18) have the messenger ejector pad (17) orientation the biasing force that dwang (9) direction was supported.
7. The double-coil automatic door lock according to claim 2, wherein the lever unlocking member (8) has a slot (13) for connecting with the second iron core (7), the slot (13) has a through opening, and the inside width of the through opening is larger than the width of the opening;
the end part of the second iron core (7) is provided with an annular flange, the annular flange is accommodated in the insertion groove (13), and the rod part of the second iron core (7) is suitable for sliding in the horizontal direction in the through hole after passing through the through hole.
8. The dual coil automatic door opening lock according to any one of claims 1 to 7, further comprising:
the heart-shaped sliding block (23) is connected in the electric appliance box (19) in a sliding manner and is connected with the first iron core; the side wall of the peach-heart sliding block (23) is provided with a groove, an inclined plane for driving the limiting block (26) is arranged in the groove, and a cylinder (27) which is suitable for extending into the groove is arranged on the limiting block (26).
9. The double-coil automatic door lock according to claim 8, wherein the lower end of the heart slider (23) further has a square pillar (24) protruding outside the electric box (19);
the protection rod (6) is provided with a blocking end (21) used for blocking the square column (24), and when the protection rod (6) moves to the second state, the blocking end (21) is abutted to the square column (24).
10. The dual coil automatic door opening lock according to any one of claims 1 to 9, further comprising:
a push rod (25) which is connected in the electric appliance box (19) in a sliding way, one end of the push rod is suitable for connecting or disconnecting the circuit, and the other end of the push rod is provided with a round head extending out of the electric appliance box (19);
the guard bar (6) is provided with a driving groove (22) for accommodating the round head of the ejector rod (25), and the driving groove (22) is provided with a slope for driving the ejector rod (25) to retract into the electric box (19).
11. Washing machine, characterized in that it has a double-coil automatic door-opening lock according to any of claims 1 to 10.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202010436411.0A CN111549495B (en) | 2020-05-21 | 2020-05-21 | Double-coil automatic door opening lock and washing machine with same |
Applications Claiming Priority (1)
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CN202010436411.0A CN111549495B (en) | 2020-05-21 | 2020-05-21 | Double-coil automatic door opening lock and washing machine with same |
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CN111549495A true CN111549495A (en) | 2020-08-18 |
CN111549495B CN111549495B (en) | 2022-06-28 |
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CN202010436411.0A Active CN111549495B (en) | 2020-05-21 | 2020-05-21 | Double-coil automatic door opening lock and washing machine with same |
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Cited By (3)
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CN113914073A (en) * | 2021-11-18 | 2022-01-11 | 温州天健电器有限公司 | Door lock with force unloading structure and washing machine with door lock |
CN114182494A (en) * | 2022-01-05 | 2022-03-15 | 温州天健电器有限公司 | Double-coil automatic door opening lock and washing machine with same |
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 |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN113914073A (en) * | 2021-11-18 | 2022-01-11 | 温州天健电器有限公司 | Door lock with force unloading structure and washing machine with door lock |
CN113914073B (en) * | 2021-11-18 | 2024-01-30 | 温州天健电器有限公司 | Door lock with unloading structure and washing machine with door lock |
CN114182494A (en) * | 2022-01-05 | 2022-03-15 | 温州天健电器有限公司 | Double-coil automatic door opening lock and washing machine with same |
CN114182494B (en) * | 2022-01-05 | 2024-01-26 | 温州天健电器有限公司 | Double-coil automatic door lock and washing machine with same |
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 |
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 |
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