CN204849395U - Washing machine door closure automatic open and shut device and washing machine - Google Patents
Washing machine door closure automatic open and shut device and washing machine Download PDFInfo
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- CN204849395U CN204849395U CN201520455437.4U CN201520455437U CN204849395U CN 204849395 U CN204849395 U CN 204849395U CN 201520455437 U CN201520455437 U CN 201520455437U CN 204849395 U CN204849395 U CN 204849395U
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Abstract
The utility model discloses a washing machine door closure automatic open and shut device and washing machine, the device include clutching mechanism subassembly, workstation and install actuating mechanism subassembly and the door closure subassembly on the workstation that the clutching mechanism subassembly includes connecting axle, connecting bushing and brake spring, the connecting axle includes first connecting axle subtotal second connecting axle part, and connecting bushing cup joints the second connecting axle part at the connecting axle with one heart, and brake spring includes first spring subtotal second spring part, and the shell is connected with the washing machine door closure, the direction is opened when rotatory along the washing machine door closure to the connecting axle, first connecting axle subtotal connecting bushing respectively with first spring subtotal second spring part interference fit, when the direction rotation was closed along the washing machine door closure to the connecting axle, connecting bushing was lax state with second spring part, and connecting bushing follows the rotation of connecting axle. The utility model discloses a device simple structure, operation are stably and have fine overload protection effect.
Description
Technical field
the utility model relates to washing machine technology field, particularly a kind of automatic open/closing device of door for washing machine and washing machine.
Background technology
usual door for washing machine is generally manual folding, and automaticity is lower, makes troubles to user.Current those skilled in the art have started the washing machine developing automatic open close cover.Patent document CN1062321C, disclose a kind of washing machine with automatic pass/hood-opening device, this closes automatically/and hood-opening device comprises the motor at the rear portion of the upper cover being contained in washing machine, rotated by this motor and have two protruding cam members and be contained in the rear portion of folding lid and have three projections, being used for utilizing a driven member of cam member opening/closing lid.Patent document CN204138956U, disclose a kind of washing machine automatic open close cover, comprise the upper cover for covering washing machine opening, driven shaft, linking arm, driving shaft, control panel seat, support and driving mechanism, during work, reducing motor drives the driving shaft rotating band arm that is dynamically connected to rotate, thus drive upper cover one end to move at guide rail sliding (rolling), the oscilaltion of the upper cover other end.But these washing machine automatic open close cover mechanism part are all more, complex structure, and cost is higher, and door for washing machine can only be driven by motor, open and/or closing course can not with manual engagement; In addition, door for washing machine lacks protection to operator, if such as closed time hand folding can not autostop or reversion in time; Guide rail easily weares and teares, and reduces the service life that washing machine is uncapped.Further, existing automatic pass/hood-opening device does not all have overload protection, once transship by foreign object stop, maloperation etc., this closes automatically/and hood-opening device can lose efficacy and even damage.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned defect of the prior art, provides a kind of door for washing machine opening/closing method, door for washing machine automatic open/closing device and uses said method or be provided with the washing machine of said apparatus.
To achieve these goals, on the one hand, the utility model provides a kind of opening/closing method of door for washing machine, the method adopts controlled motor to drive connecting axle, connecting axle comprises the first connecting axle part and the second connecting axle part, second connecting axle partial concentric of connecting axle is socketed with connecting bushing, first connecting axle part and connecting bushing are surrounded by brake spring, brake spring comprises and the first spring section of the first connecting axle part interference fit and the second spring section with connecting bushing interference fit, described connecting bushing is connected with shell with external splines by internal spline, described shell is connected with door for washing machine, when described connecting axle rotates along door for washing machine opening direction, first connecting axle part and connecting bushing respectively with the first spring section and the second spring section interference fit, brake spring, in the state of holding tightly, makes connecting axle and connecting bushing connect as one synchronous rotary, when described connecting axle rotates along door for washing machine closing direction, first connecting axle part and the first spring section interference fit, connecting bushing and the second spring section are relaxed state relative sliding, not carry-over moment, under the effect of door for washing machine self gravitation or assist device, connecting bushing is followed connecting axle and is rotated, described method drives the Unscrew of described connecting axle or closed door for washing machine by controlling controlled motor.
In the utility model, described method comprises:
1) door for washing machine opens operating mode: controlled motor switch connection, controlling controlled motor drives connecting axle to press the rotation of door closure opening direction, first connecting axle part and connecting bushing respectively with the first spring section and the second spring section interference fit, brake spring is in the state of holding tightly, connecting axle and connecting bushing is made to connect as one synchronous rotary, thus open door closure, door closure has been opened, and closes controlled motor;
2) door for washing machine closes operating mode: controlled motor switch connection, controlling controlled motor drives connecting axle to press the rotation of door closure closing direction, first connecting axle part and the first spring section interference fit, connecting bushing and the second spring section are relaxed state relative sliding, not carry-over moment, described door closure is followed the rotation of connecting axle with connecting bushing and rotates under the effect of self gravitation, thus closes door closure, door closure has been closed, and closes controlled motor.
The opening/closing method of the door for washing machine that the utility model provides, opens at door for washing machine or closes operating mode, and described door closure is opened or in closing course, all used and manually open door closure fast.
Second aspect, the utility model provides a kind of door for washing machine automatic open/closing device, wherein, this device comprises driving mechanism assembly, door closure assembly and workbench, described driving mechanism assembly and described door closure assembly are arranged on described workbench, this device also comprises clutch body component, and clutch body component comprises the connecting axle, connecting bushing and the brake spring that are connected with driving mechanism assembly; Connecting axle comprises the first connecting axle part and the second connecting axle part, connecting bushing concentric locking collar is connected on the second connecting axle part of connecting axle, brake spring comprises and the first spring section of the first connecting axle part interference fit and the second spring section with connecting bushing interference fit, described connecting bushing is connected with shell with external splines by internal spline, and described shell is connected with door for washing machine; When described connecting axle rotates along door for washing machine opening direction, first connecting axle part and connecting bushing respectively with the first spring section and the second spring section interference fit, brake spring, in the state of holding tightly, makes connecting axle and connecting bushing connect as one synchronous rotary; When described connecting axle rotates along door for washing machine closing direction, brake spring is relaxed state, and connecting axle and brake spring relative sliding, not carry-over moment, connecting bushing is followed the rotation of connecting axle and rotates.
The third aspect, the utility model also provides a kind of opening/closing method of door for washing machine, wherein, the method adopts controlled motor to drive connecting axle, connecting axle comprises the first connecting axle part and the second connecting axle part, second connecting axle partial concentric of connecting axle is socketed with connecting bushing, first connecting axle part and connecting bushing are surrounded by brake spring, brake spring comprises and the first spring section of the first connecting axle part interference fit and the second spring section with connecting bushing matched in clearance, described connecting bushing is connected with shell with external splines by internal spline, the tail of described second spring section was worked hard in glove with the first fixing hole be arranged on shell and was connected with shell, described shell is connected with door for washing machine, when described connecting axle rotates along door for washing machine opening direction, first connecting axle part and the first spring section interference fit, first connecting axle part drives the first spring section to rotate by door closure opening direction, brake spring is in the state of holding tightly, make the second spring section and connecting bushing interference fit, connecting axle and connecting bushing connect as one synchronous rotary, when described connecting axle rotates along door for washing machine closing direction, first connecting axle part and the first spring section interference fit, first connecting axle part drives the first spring section to rotate by door for washing machine closing direction, connecting bushing and the second spring section is made to be matched in clearance, under the effect of door for washing machine self gravitation, connecting bushing is followed connecting axle and is rotated, described method drives the Unscrew of described connecting axle or closed door for washing machine by controlling controlled motor.
Described method comprises: 1) door for washing machine opens operating mode: controlled motor switch connection, controlling controlled motor drives connecting axle to press the rotation of door closure opening direction, first connecting axle part and the first spring section interference fit, first connecting axle part drives the first spring section to rotate by door closure opening direction, brake spring is in the state of holding tightly, make the second spring section and connecting bushing interference fit, now connecting axle and connecting bushing connect as one synchronous rotary, thus open door closure, door closure has been opened, and closes controlled motor;
2) door for washing machine closes operating mode: controlled motor switch connection, controlling controlled motor drives connecting axle to press the rotation of door closure closing direction, first connecting axle part and the first spring section interference fit, first connecting axle part drives the first spring section to rotate by door for washing machine closing direction, connecting bushing and the second spring section is made to be matched in clearance, not carry-over moment, described door closure is under the effect of self gravitation, connecting bushing is followed connecting axle and is rotated, thus closedown door closure, door closure has been closed, and closes controlled motor.
The opening/closing method of the door for washing machine that the utility model provides, opens at door for washing machine or closes operating mode, and described door closure is opened or in closing course, all used and manually open door closure fast.
Fourth aspect, the utility model provides a kind of door for washing machine automatic open/closing device, wherein, this device comprises driving mechanism assembly, door closure assembly and workbench, described driving mechanism assembly and described door closure assembly are arranged on described workbench, this device also comprises clutch body component, and clutch body component comprises the connecting axle, connecting bushing and the brake spring that are connected with driving mechanism assembly; Connecting axle comprises the first connecting axle part and the second connecting axle part, connecting bushing concentric locking collar is connected on the second connecting axle part of connecting axle, brake spring comprises and the first spring section of the first connecting axle part interference fit and the second spring section with connecting bushing matched in clearance, described connecting bushing is connected with shell with external splines by internal spline, the tail of described second spring section was worked hard in glove with the first fixing hole be arranged on shell and was connected with shell, and described shell is connected with door for washing machine; When described connecting axle rotates along door for washing machine opening direction, the first connecting axle part and the first spring section interference fit, brake spring, in the state of holding tightly, makes connecting axle and connecting bushing connect as one synchronous rotary; When described connecting axle rotates along door for washing machine closing direction, first connecting axle part and the first spring section interference fit, first connecting axle part drives the first spring section to rotate by door for washing machine closing direction, connecting bushing and the second spring section is made to be matched in clearance, under the effect of described door closure assembly self gravitation, connecting bushing is followed connecting axle and is rotated by door for washing machine closing direction.
In the utility model, the mode that described door closure assembly is arranged on described workbench is not particularly limited, under preferable case, described door closure assembly is provided with door closure pin-and-hole, described clutch body component also comprises shell, shell and connecting bushing affixed integral, size and the door closure pin-and-hole of described shell match, and described shell inserts door closure pin-and-hole and is also fastenedly connected.
In the utility model, size and the door closure pin-and-hole of described shell match, and when clutch body component inserts door closure pin-and-hole, circumferencial direction is fixed; Under preferable case, described shell is also provided with block, when clutch body component inserts door closure pin-and-hole, and is axially located by block.
In the utility model, the peak torque needed for can opening according to door for washing machine is multiplied by certain safety coefficient, determines the parameter of brake spring.Such as peak torque can be 10-20Nm, and safety coefficient can be set to 1.2-1.5.When load torque exceedes setting moment of torsion, the endoporus of brake spring and skidding between connecting axle and the cylindrical of connecting bushing, thus play the effect of overload protection.
The situation of overload can be: during enabling, door closure is subject to foreign object stop, has foreign matter between door closure and workbench, maloperation, closes the door etc. by force.
In order to improve stability and the better protection of door for washing machine automatic open/closing device further, preferably, described driving mechanism assembly also comprises electromagnetic clutch assembly, and electromagnetic clutch assembly is for connecting drive motors and decelerator.
In the utility model, described electromagnetic clutch assembly can comprise the first gear, the second gear, the 3rd gear, clutch axle sleeve and solenoid; Described solenoid can be fixed on the housing of decelerator, and clutch axle sleeve, the first gear concentric locking collar are connected on solenoid and also can relatively rotate; Described first gear is meshed with the output gear of drive motors, and described second gear is meshed with described 3rd gear, and described 3rd gear is meshed with the input gear of decelerator; Described solenoid is in energising situation, and described first gear and the second gear adhesive, make the first gear and the second gear became one, can transmit power; Described solenoid is under powering-off state, and described first gear and the second gear, not by adhesive, can freely rotate mutually, and drive motors drives the first gear idle running, can not transmit power.Thus, in solenoid energising situation, the power transmission of drive motors is to connecting axle thus door closure assembly.
Preferably, the first gear comprises the first gear wheel portion and flat axle portion; Clutch axle sleeve comprises flat hole portion, round hole part and clutch planar ends; Second gear comprises the second gear wheel portion, gear plane end and circular shaft part.
Preferably, the flat axle portion of the first gear is socketed in the flat hole portion of clutch axle sleeve, and can drive clutch axle sleeve synchronous rotary; The circular shaft part of the second gear is socketed in the round hole part of clutch axle sleeve, keeps coaxial and can relatively rotate with clutch axle sleeve and the first gear; When the solenoid is activated, the clutch planar ends of clutch axle sleeve and the gear plane end of the second gear, by adhesive, make clutch sleeve end and the second gear became one.
In the utility model, by frictional force transmitting torque between gear plane end and clutch planar ends, the transmission of moment of torsion therefore can be adjusted by the intensity controlling electromagnetism.Such as; the moment of torsion that electromagnetic clutch assembly can transmit can set according to the speed reducing ratio of actual loading and/or decelerator; when load torque exceedes setting moment of torsion; the suction-combining force of solenoid can not ensure moment of torsion transmission; skid between gear plane end and clutch planar ends, thus play the effect of overload protection.The situation of overload can be same as described above, do not repeat them here.
In the utility model, when the own wt of described door closure assembly or can not be not enough to provide the closed enough power of described door closure assembly, such as when the center of gravity of described door closure assembly relative to described connecting axle in the vertical direction closer to washing machine rear end time, also, namely when described door closure assembly opens to even larger along opening direction open position perpendicular to horizontal plane, described door for washing machine automatic open/closing device also comprises at least one assist device.In the utility model, when described door closure assembly own wt is too light, also can add assist device as required.
Described assist device is not particularly limited.Described assist device can promote/pull door closure and move to the direction of door closure.Such as, described assist device can be back-moving spring.Under preferable case, one end of described back-moving spring is arranged on door closure assembly, and the other end is fixed on described workbench by the fixing hole be arranged on described workbench.Such as, the quantity of described back-moving spring can be one.
In the utility model, described driving mechanism assembly is for driving connecting axle, then drive unlatching or the closedown of door closure assembly, described driving mechanism assembly can comprise drive motors and decelerator, described drive motors by described decelerator by power transmission to clutch body component.
In the utility model, described workbench can be provided with the sense switch detecting described door closure component states.Such as enabling sense switch and to close the door sense switch, described when the unlatching of door closure assembly or corresponding sense switch can be triggered when being closed to desired location, make described driving mechanism make action such as out of service.Installation site for described sense switch is not particularly limited.
In the utility model, described sense switch can be microswitch, soft-touch control, optoelectronic switch or magnetron.
In the utility model, the door for washing machine automatic open/closing device that the utility model provides can arrange door closure assembly and open switch and door closure assembly closing switch to control the direction of rotation of the drive motors of described driving mechanism assembly to complete the opening and closing of door closure assembly.Switch opened by described door closure assembly and described door closure assembly closing switch can the conventional switchtype used in this area.
Switch opened by above-mentioned driving mechanism, sense switch, door closure assembly and door closure assembly closing switch can be controlled by program controller.Described program controller can be the program controller that this area routine uses.
The door for washing machine automatic open/closing device that the utility model provides is specially adapted to the washing machine of all-in-one-piece tilt-up door lid, and the type of described washing machine is not particularly limited, and can be drum-type or impeller-type.
5th aspect, the utility model also provides a kind of washing machine, and this washing machine uses the opening/closing method of above-mentioned door for washing machine or is provided with above-mentioned door for washing machine automatic open/closing device.
Compared with prior art, advantage of the present utility model and beneficial effect: 1, the utility model door for washing machine automatic open/closing device drive disk assembly is less, and structure is simple; Can be driven by motor when 2, opening, also can carry out manually simultaneously; Driven by back-moving spring and door closure self gravitation when 3, closing, strength is comparatively light, can shut down in time or oppositely unclamp, can not cause damage, also can carry out manually closing the door fast simultaneously when hand folding or foreign matter; 4, each component wear is less, long service life; 5, there is multiple overload protective function.
Other features and advantages of the utility model are described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide further understanding of the present utility model, and forms a part for description, is used from explanation the utility model, but does not form restriction of the present utility model with detailed description of the invention one below.In the accompanying drawings:
Fig. 1 is the overall structure schematic diagram of the door for washing machine automatic open/closing device of a kind of detailed description of the invention of the present utility model;
Fig. 2 is the discrete type structural representation of the door for washing machine automatic open/closing device of a kind of detailed description of the invention of the present utility model;
Fig. 3 is the structural representation of the clutch body component of the door for washing machine automatic open/closing device of a kind of detailed description of the invention of the present utility model;
Fig. 4 is the right view of the schematic diagram of clutch body component in Fig. 3;
Fig. 5 is the mounting structure schematic diagram of the door for washing machine automatic open/closing device of a kind of detailed description of the invention of the present utility model;
Fig. 6 is the mounting structure schematic diagram of the door for washing machine automatic open/closing device of another kind of detailed description of the invention of the present utility model;
Fig. 7 is the structural representation of the connecting axle of clutch body component of the present utility model, wherein, and the front view that (a) is this schematic diagram, the left view that (b) is this schematic diagram;
Fig. 8 is the structural representation of the connecting bushing of clutch body component of the present utility model, wherein, and the front view that (a) is this schematic diagram, the left view that (b) is this schematic diagram;
Fig. 9 is the structural representation of the shell of clutch body component of the present utility model, wherein, and the front view that (a) is this schematic diagram, the left view that (b) is this schematic diagram;
Figure 10 is the structural representation of the brake spring of clutch body component of the present utility model;
Figure 11 is the structural representation of electromagnetic clutch assembly of the present utility model;
Figure 12 is the part-structure schematic diagram of electromagnetic clutch assembly of the present utility model;
Figure 13 is the structural representation of the first gear of electromagnetic clutch assembly of the present utility model, wherein, and the front view that (a) is this schematic diagram, the left view that (b) is this schematic diagram;
Figure 14 is the structural representation of the clutch axle sleeve of electromagnetic clutch assembly of the present utility model, wherein, and the front view that (a) is this schematic diagram, the left view that (b) is this schematic diagram;
Figure 15 is the structural representation of the second gear of electromagnetic clutch assembly of the present utility model, wherein, and the front view that (a) is this schematic diagram, the left view that (b) is this schematic diagram;
Figure 16 is back-moving spring mounting structure partial schematic diagram in Fig. 1.
Description of reference numerals
1 driving mechanism assembly; 11 drive motors;
12 decelerators; 13 electromagnetic clutch assemblies;
131 first gears; 132 second gears;
133 the 3rd gears; 134 clutch axle sleeves;
135 solenoids; 131a first gear wheel portion;
The flat axle portion of 131b; 132a second gear wheel portion;
132b gear plane end; 132c circular shaft part;
134a flat hole portion; 134b round hole part;
134c clutch planar ends; 2 door closure assemblies;
21 door closure pin-and-holes; 3 back-moving springs;
4 workbench; 41 enabling sense switches;
42 close the door sense switch; 43 second fixing holes;
5 clutch body components;
51 connecting axles; 52 connecting bushings;
521 external splines; 541 internal splines;
53 brake springs; 54 shells;
55 nuts; 56 pads;
57 blocks; 58 first fixing holes;
51a first connecting axle part; 51b second connecting axle part;
53a first spring section; 53b second spring section.
Detailed description of the invention
Below detailed description of the invention of the present utility model is described in detail.Should be understood that, detailed description of the invention described herein, only for instruction and explanation of the utility model, is not limited to the utility model.
In the utility model, controlled motor refers to the motor that can control start, accelerate, operate, slow down, stop and direction of rotation etc. according to instruction.Term " interference fit " refers to that the first spring section of brake spring and the second spring section wrap on the first connecting axle part and connecting bushing respectively, when connecting axle rotates along door closure opening direction, brake spring revolves tighter and tighter, frictionally makes connecting axle and connecting bushing connect as one synchronous rotary, and when connecting axle rotates along door closure closing direction, do not slide between first connecting axle part and the first spring section, connecting bushing and the second spring section are relaxed state relative sliding,, turning moment can not be passed to connecting bushing, or the first spring section of brake spring wraps in the first connecting axle part, second spring section is fixed on the shell of clutch structure assembly, second spring section and connecting bushing matched in clearance, when connecting axle rotates along door closure opening direction, first connecting axle part drives the first spring section to rotate, brake spring is in the state of holding tightly, make the second spring section and connecting bushing interference fit, now connecting axle and connecting bushing connect as one synchronous rotary, and when connecting axle rotates along door closure closing direction, first connecting axle part drives the first spring section to rotate, connecting bushing and the second spring section is made to be matched in clearance, turning moment can not be passed to connecting bushing.
Embodiment 1
As shown in Figure 1 and Figure 2, the utility model provides a kind of door for washing machine automatic open/closing device, this device comprises driving mechanism assembly 1, door closure assembly 2 and workbench 4, described driving mechanism assembly 1 and described door closure assembly 2 are arranged on described workbench 4, described driving mechanism assembly 1 comprises drive motors 11, and described door closure assembly 2 is provided with door closure pin-and-hole 21.
As shown in Fig. 3-5,7-9, this device also comprises clutch body component 5, and clutch body component 5 comprises the connecting axle 51, connecting bushing 52 and the brake spring 53 that are connected with driving mechanism assembly 1; Connecting axle 51 comprises the first connecting axle part 51a and the second connecting axle part 51b, connecting bushing 52 concentric locking collar is connected on the second connecting axle part 51b of connecting axle 51, brake spring 53 comprises and the first spring section 53a of the first connecting axle part 51a interference fit and the second spring section 53b with connecting bushing 52 interference fit, wherein, under brake spring situation is not installed, described connecting axle 51 can rotate relatively with connecting bushing 52, axially be connected with pad 56 by nut 55, and keep certain gap, make axially also not dead.Described connecting bushing 52 is connected with shell with external splines 521 by internal spline 541, and described shell 54 is connected with door for washing machine; Described workbench 4 is provided with the enabling sense switch 41 and sense switch 42 of closing the door that detect described door closure assembly 2 state.Described enabling sense switch 41 and sense switch of closing the door are microswitch, soft-touch control, optoelectronic switch or magnetron.Described brake spring 53 is a helical torsion spring.Described shell 54 is also provided with block 57, and size and the door closure pin-and-hole 21 of described shell match, and when clutch body component 5 inserts door closure pin-and-hole 21, circumferencial direction is fixed, and are axially located by the block 57 be arranged on shell 54.
Described driving mechanism assembly 1 also comprises decelerator 12, is connected between described drive motors 11 and described connecting axle 51 by described decelerator 12.
As shown in figure 16, a back-moving spring 3 is provided with between described door closure assembly 2 and described workbench 4, one end of described back-moving spring 3 is arranged on door closure assembly 2, and the other end is fixed on described workbench 4 by the second fixing hole 43 be arranged on described workbench 4.
As shown in Figure 10, when connecting axle 51 rotates by B direction (door for washing machine opening direction), first connecting axle part 51a and connecting bushing 52 respectively with the first spring section 53a and the second spring section 53b interference fit, brake spring 53 is in the state of holding tightly, frictionally makes connecting axle 51 and connecting bushing 52 connect as one synchronous rotary, turning moment is delivered to connecting bushing 52, then completes the unlatching of door closure.When connecting axle 51 rotates by A direction (door for washing machine closing direction), first connecting axle part 51a and the first spring section 53a interference fit, connecting bushing 52 and the second spring section 53b relative sliding, not carry-over moment, under the effect of door closure own wt and/or assist device, connecting bushing 52 is followed connecting axle 51 and is rotated, thus closes door for washing machine.
In the utility model, the peak torque that brake spring 53 can transmit is determined by parameters such as spring material rigidity, the number of turns, amount of elastic deformation.Peak torque needed for opening according to door for washing machine is multiplied by certain safety coefficient, determines the parameter of brake spring 53.When load torque exceedes setting moment of torsion, the endoporus of brake spring 53 and skidding between connecting axle 51 and connecting bushing 52, thus play the effect of overload protection.
Door closure assembly opening procedure: enabling gate cap assemblies opens switch, drive motors 11 switch connection, described drive motors 11 drives connecting axle 51 to rotate by B direction (door for washing machine opening direction) by decelerator 12, first connecting axle part 51a and connecting bushing 52 respectively with the first spring section 53a and the second spring section 53b interference fit, brake spring 53 is in the state of holding tightly, and frictionally makes connecting axle 51 and connecting bushing 52 connect as one synchronous rotary.The external splines 521 of connecting bushing 52 is affixed with the internal spline 541 of shell 54, and shell 54 is plugged in door closure pin-and-hole 21, finally makes door closure 2 also rotate towards B direction, realizes door opening action.When enabling sense switch 41 detects that described door closure assembly 2 is in unlatching completion status, described drive motors 11 is out of service, and now back-moving spring 3 tightens up.
In door closure assembly opening procedure, connecting axle 51 is relatively free along B direction relatively for described connecting bushing 52, this is owing to making brake spring 53 relax in this situation, now use manually, can realize manually opening fast, and after opening, because described driving mechanism assembly drives connecting axle 51 to rotate by B direction, first connecting axle part 51a and connecting bushing 52 respectively with the first spring section 53a and the second spring section 53b interference fit, described brake spring 53 is in the trend of holding tightly, and described door closure assembly 2 can not rotate toward closing direction.
In door closure assembly opening procedure; once door closure assembly 2 is subject to, foreign object stops, has foreign matter between door closure assembly and workbench 4, maloperation, situation and the moment of torsion that makes load torque exceed brake spring 53 or electromagnetic clutch assembly 13 to set such as to close the door by force; skid between the endoporus of brake spring 53 and the cylindrical of connecting axle 51 and connecting bushing 52, thus play the effect of overload protection.
Door closure assembly closing course: enabling gate cap assemblies closing switch, drive motors 11 switch connection, described drive motors 11 drives connecting axle 51 to rotate by A direction (door for washing machine closing direction) by decelerator 12, first connecting axle part 51a and the first spring section 53a interference fit, connecting bushing 52 and the second spring section 53b are relaxed state relative sliding, not carry-over moment, under the effect of described door closure assembly 2 at described back-moving spring 13 and/or self gravitation, connecting bushing 52 is followed connecting axle 51 and is rotated, close door closure thus, when sense switch 42 of closing the door detects that described door closure assembly 2 is in closedown completion status, described drive motors 11 is out of service.
In door closure assembly 2 closing course, once there be object to block door closure assembly 2(such as hand or clothing), door closure assembly 2 can stop the rotation, now, because described connecting axle 51 rotates by A direction, now connecting bushing 52 and the second spring section 53b are relaxed state relative sliding, not carry-over moment, can door closure assembly 2 described in manual unlocking.In door closure assembly 2 closing course, along with connecting axle 51 presses the rotation in A direction, first connecting axle part 51a and the first spring section 53a interference fit, the second spring section 53b is driven to rotate by A direction with the first connecting axle part 51a, space has been exited for connecting bushing 52 rotates to A direction, door closure assembly 2 is closed along with connecting bushing 52 presses A direction, due to the effect of brake spring 53, now spindle cover 52 can be followed connecting axle 51 and slowly rotated by A direction, its speed can not exceed the speed that connecting axle 51 rotates, therefore door closure closing course is highly stable, not lofty, in addition, owing to described door closure assembly 2 only having active force and the self gravitation of described back-moving spring 3, there is no the active force of described driving mechanism assembly 1, can not damage human body or clothing.
Switch (not shown) opened by above-mentioned driving mechanism assembly, sense switch, door closure assembly, door closure assembly closing switch (not shown) is all controlled by program controller (not shown).
In addition, washing process midway power-off, now connecting axle 51 is interior relatively free along B direction relatively for described connecting bushing 52, manually can be opened by door closure assembly 2, avoid clothing can not get and produce peculiar smell.
Embodiment 2
As the door for washing machine automatic open/closing device of embodiment 1, difference is, as shown in Figure 6, the tail of the second spring section 53b of described brake spring 53 was worked hard in glove with the first fixing hole 58 be arranged on shell 54 and was connected with described shell 54, and the second spring section 53b and connecting bushing 52 are matched in clearance.
Door closure assembly opening procedure: enabling gate cap assemblies opens switch, drive motors 11 switch connection, described drive motors 11 drives connecting axle 51 to rotate by B direction (door closure opening direction) by decelerator 12, first connecting axle part 51a and the first spring section 53a interference fit, tail due to the second spring section 53b hooks and is fixed on the first fixing hole 58 of shell 54, rotation second spring section 53b along with the first spring section 53a reduces gradually and finally holds connecting bushing 52 tightly, after the second spring section 53b and connecting bushing 52 are held tightly completely, connecting bushing 52 and connecting axle 51 is made to connect as one synchronous rotary.The external splines 521 of connecting bushing 52 is affixed with the internal spline 541 of shell 54, and shell 54 is plugged in door closure pin-and-hole 21, finally makes door closure 2 also rotate towards B direction, realizes door opening action.When enabling sense switch 41 detects that described door closure assembly 2 is in unlatching completion status, described drive motors 11 is out of service.
In door closure assembly opening procedure, connecting axle 51 is relatively free along B direction relatively for described connecting bushing 52, this is because brake spring in this situation 53 relaxes, now use manually, can realize manually opening fast, and after opening, because described driving mechanism assembly drives connecting axle 51 to rotate by B direction, described brake spring 53 is in the trend of holding tightly, and described door closure assembly 2 can not rotate toward closing direction.
In door closure assembly opening procedure; once door closure assembly 2 is subject to, foreign object stops, has foreign matter between door closure assembly and workbench 4, maloperation, situation and the moment of torsion that makes load torque exceed brake spring 53 or electromagnetic clutch assembly 13 to set such as to close the door by force; skid between brake spring 53 and connecting axle 51, thus play the effect of overload protection.
Door closure assembly closing course: enabling gate cap assemblies closing switch, drive motors 11 switch connection, described drive motors 11 drives connecting axle 51 to rotate by A direction (door closure closing direction) by decelerator 12, first connecting axle part 51a and the first spring section 53a interference fit, first connecting axle part 51a drives the first spring section 53a to rotate by A direction, tail due to the second spring section 53b hooks and is fixed on the first fixing hole 58 of shell 54, along with the rotation of the second spring section 53b, the gap of the second spring section 53b and connecting bushing 52 becomes finally large gradually and connecting bushing 52 is matched in clearance, under the self gravitation of described door closure assembly 2 and the effect of back-moving spring 3, connecting bushing 52 is followed connecting axle 51 and is rotated by A direction, door closure is closed, when sense switch 42 of closing the door detects that described door closure assembly 2 is in closedown completion status, described drive motors 9 is out of service.
In door closure assembly 2 closing course, once there be object to block door closure assembly 2(such as hand or clothing), door closure assembly 2 can stop the rotation, now, because described connecting axle 51 rotates by A direction, the now cylindrical of described connecting axle 51 and the endoporus relative sliding of brake spring 53, not carry-over moment, can door closure assembly 2 described in manual unlocking.In door closure assembly 2 closing course, along with connecting axle 51 presses the rotation in A direction, brake spring 53 relaxes, space has been exited for connecting bushing 52 rotates to A direction, door closure assembly 2 is closed along with connecting bushing 52 presses A direction, due to the effect of brake spring 53, now spindle cover 52 can be followed connecting axle 51 and slowly rotated by A direction, its speed can not exceed the speed that connecting axle 51 rotates, therefore door closure closing course is highly stable, not lofty, in addition, owing to there is no the active force of described driving mechanism assembly 1, can not damage human body or clothing.
Switch (not shown) opened by above-mentioned driving mechanism assembly, sense switch, door closure assembly, door closure assembly closing switch (not shown) is all controlled by program controller (not shown).
In addition, washing process midway power-off, now connecting axle 51 is interior relatively free along B direction relatively for described connecting bushing 52, manually can be opened by door closure assembly 2, avoid clothing can not get and produce peculiar smell.
Embodiment 3
As the door for washing machine automatic open/closing device of embodiment 1, difference is, described driving mechanism assembly 1 also comprises electromagnetic clutch assembly 13, and electromagnetic clutch assembly 13 connects drive motors 11 and decelerator 12.
As illustrated in figs. 11-14, described electromagnetic clutch assembly 13 comprises the first gear 131, second gear 132, the 3rd gear 133, clutch axle sleeve 134 and solenoid 135.Solenoid 135 is fixed on the housing of decelerator 12, and clutch axle sleeve 134, first gear 131 concentric locking collar is connected on solenoid 135 and also can relatively rotates.Described first gear 131 is meshed with the output gear of drive motors 11, and described second gear 132 is meshed with described 3rd gear 133, and described 3rd gear 133 is meshed with the input gear of decelerator 12.Described solenoid 135 is in energising situation, and described first gear 131 and the second gear 132 adhesive, makes the first gear 131 and the second gear 132 became one, can transmit power; Described solenoid 135 is under powering-off state, and described first gear 131 and the second gear 132 be not by adhesive, and can mutually freely rotate, drive motors 11 drives the first gear 131 to dally, and can not transmit power.
As Figure 13, the first gear 131 comprises the first gear wheel portion 131a and flat axle portion 131b.
As Figure 14, clutch axle sleeve 134 comprises flat hole portion 134a, round hole part 134b and clutch planar ends 134c.
As Figure 15, the second gear 132 comprises the second gear wheel portion 132a, gear plane end 132b and circular shaft part 132c.
The flat axle portion 131b of the first gear 131 is socketed in the flat hole portion 134a of clutch axle sleeve 134, and can drive clutch axle sleeve 134 synchronous rotary.The circular shaft part 132c of the second gear 132 is socketed in the round hole part 134b of clutch axle sleeve 134, keeps coaxial and can relatively rotate with clutch axle sleeve 134 and the first gear 131.When solenoid 135 is energized, the gear plane end 132b of clutch axle sleeve 134 and the second gear 132, by adhesive, makes clutch axle sleeve 134 and the second gear 132 became one, thus also becames one with the first gear 131.
Door closure assembly opening procedure: enabling gate cap assemblies opens switch, drive motors 11 and solenoid 134 switch are connected simultaneously, described first gear 131 and the second gear 132 adhesive, first gear 131 and the second gear 132 are became one, described drive motors 11 is by electromagnetic clutch assembly 13, decelerator 12 drives connecting axle 51 to rotate by B direction, first connecting axle part 51a and connecting bushing 52 respectively with the first spring section 53a and the second spring section 53b interference fit, brake spring 53 is in the state of holding tightly, frictionally makes connecting axle 51 and connecting bushing 52 connect as one synchronous rotary.The external splines 521 of connecting bushing 52 is affixed with the internal spline 541 of shell 54, and shell 54 is plugged in door closure pin-and-hole 21, finally makes door closure 2 also rotate towards B direction, realizes door opening action.When sense switch 41 detects that described door closure assembly 2 is in unlatching completion status, described drive motors 11 and electromagnetic clutch assembly 13 out of service, now back-moving spring 3 tightens up.
In door closure assembly opening procedure, connecting axle 51 is relatively free along B direction relatively for described connecting bushing 52, this is owing to making brake spring 53 relax in this situation, now use manually, can realize manually opening fast, and after opening, because described driving mechanism assembly drives connecting axle 51 to rotate by B direction, first connecting axle part 51a and connecting bushing 52 respectively with the first spring section 53a and the second spring section 53b interference fit, described brake spring 53 is in the trend of holding tightly, and described door closure assembly 2 can not rotate toward closing direction.
In door closure assembly opening procedure, once door closure assembly 2 is subject to, foreign object stops, has foreign matter between door closure assembly and workbench 4, maloperation, situation and the moment of torsion that makes load torque exceed brake spring 53 to set such as to close the door by force, skid between the endoporus of brake spring 53 and the cylindrical of connecting axle 51 and connecting bushing 52, thus play the effect of overload protection; Once door closure assembly 2 is subject to, foreign object stops, has foreign matter between door closure assembly and workbench 4, maloperation, situation and the moment of torsion that makes load torque exceed electromagnetic clutch assembly 13 to set such as to close the door by force; the suction-combining force of solenoid 134 can not ensure moment of torsion transmission; skid between the gear plane end 132b of the second gear 132 and clutch planar ends 134c of clutch axle sleeve 134, thus play the effect of overload protection.The setting moment of torsion of described brake spring 53 and described electromagnetic clutch assembly 13 can be the same or different.
Door closure assembly closing course: enabling gate cap assemblies closing switch, drive motors 11 and solenoid 134 switch are connected simultaneously, described first gear 131 and the second gear 132 adhesive, first gear 131 and the second gear 132 are became one, described drive motors 11 is by electromagnetic clutch assembly 13, decelerator 12 drives connecting axle 51 to rotate by A direction, first connecting axle part 51a and the first spring section 53a interference fit, connecting bushing 52 and the second spring section 53b are relaxed state relative sliding, not carry-over moment, under the effect of described door closure assembly 2 at described back-moving spring 13 and self gravitation, connecting bushing 52 is followed the rotation of connecting axle 51 and rotates, door closure is closed, when described sense switch 42 detects that described door closure assembly 2 is in closedown completion status, described drive motors 11 and electromagnetic clutch assembly 13 out of service.
In door closure assembly 2 closing course, once there be object to block door closure assembly 2(such as hand or clothing), door closure assembly 2 can stop the rotation, now, because described connecting axle 51 rotates by A direction, now connecting bushing 52 and the second spring section 53b are relaxed state relative sliding, not carry-over moment, can door closure assembly 2 described in manual unlocking.In door closure assembly 2 closing course, along with connecting axle 51 presses the rotation in A direction, first connecting axle part 51a and the first spring section 53a interference fit, the second spring section 53b is driven to rotate by A direction with the first connecting axle part 51a, space has been exited for connecting bushing 52 rotates to A direction, door closure assembly 2 is closed along with connecting bushing 52 presses A direction, due to the effect of brake spring 53, now spindle cover 52 can be followed connecting axle 51 and slowly rotated by A direction, its speed can not exceed the speed that connecting axle 51 rotates, therefore door closure closing course is highly stable, not lofty, in addition, owing to described door closure assembly 2 only having active force and the self gravitation of described back-moving spring 3, there is no the active force of described driving mechanism assembly 1, can not damage human body or clothing.
Switch (not shown) opened by above-mentioned driving mechanism assembly, sense switch, door closure assembly, door closure assembly closing switch (not shown) is all controlled by program controller (not shown).
In addition, washing process midway power-off, now connecting axle 51 is interior relatively free along B direction relatively for described connecting bushing 52, manually can be opened by door closure assembly 2, avoid clothing can not get and produce peculiar smell.
Above door for washing machine automatic open/closing device provided by the utility model is described in detail, apply concrete preferred embodiment in this introduction to set forth principle of the present utility model and embodiment, these embodiments just understand principle of the present utility model and core concept for helping, should be understood that, for the person of ordinary skill of the art, under the prerequisite not departing from the utility model design philosophy, embodiment in above-described embodiment can combine further or replace, some improvement and modification can be carried out to the utility model, these improve and modify and also fall in the protection domain of the utility model claim.
Claims (11)
1. a door for washing machine automatic open/closing device, it is characterized in that, this device comprises driving mechanism assembly (1), door closure assembly (2) and workbench (4), described driving mechanism assembly (1) and described door closure assembly (2) are arranged on described workbench (4), this device also comprises clutch body component (5), and clutch body component (5) comprises the connecting axle (51), connecting bushing (52) and the brake spring (53) that are connected with driving mechanism assembly (1); Connecting axle (51) comprises the first connecting axle part (51a) and the second connecting axle part (51b), connecting bushing (52) concentric locking collar is connected on the second connecting axle part (51b) of connecting axle (51), brake spring comprises and first spring section (53a) of the first connecting axle part (51a) interference fit and the second spring section (53b) with connecting bushing (52) interference fit, described connecting bushing (52) is connected with shell with external splines (521) by internal spline (541), and described shell (54) is connected with door for washing machine; When described connecting axle rotates along door for washing machine opening direction, first connecting axle part (51a) and connecting bushing (52) respectively with the first spring section (53a) and the second spring section (53b) interference fit, brake spring (53), in the state of holding tightly, makes connecting axle (51) and connecting bushing (52) connect as one synchronous rotary; When described connecting axle (51) rotates along door for washing machine closing direction, first connecting axle part (51a) and the first spring section (53a) interference fit, connecting bushing (52) and the second spring section (53b) are in relaxed state relative sliding, not carry-over moment, under the effect of door for washing machine self gravitation, connecting bushing (52) is followed connecting axle (51) and is rotated.
2. a door for washing machine automatic open/closing device, it is characterized in that, this device comprises driving mechanism assembly (1), door closure assembly (2) and workbench (4), described driving mechanism assembly (1) and described door closure assembly (2) are arranged on described workbench (4), this device also comprises clutch body component (5), and clutch body component (5) comprises the connecting axle (51), connecting bushing (52) and the brake spring (53) that are connected with driving mechanism assembly (1), connecting axle (51) comprises the first connecting axle part (51a) and the second connecting axle part (51b), connecting bushing (52) concentric locking collar is connected on the second connecting axle part (51b) of connecting axle (51), brake spring (53) comprises and first spring section (53a) of the first connecting axle part (51a) interference fit and the second spring section (53b) with connecting bushing (52) matched in clearance, described connecting bushing (52) is connected with shell (54) with external splines (521) by internal spline (541), the tail of described second spring section (53b) was worked hard in glove with the first fixing hole (58) be arranged on shell (54) and was connected with shell (54), described shell (54) is connected with door for washing machine, when described connecting axle (51) rotates along door for washing machine opening direction, first connecting axle part (51a) and the first spring section (53a) interference fit, brake spring (53), in the state of holding tightly, makes connecting axle (51) and connecting bushing (52) connect as one synchronous rotary, when described connecting axle (51) rotates along door for washing machine closing direction, first connecting axle part (51a) and the first spring section (53a) interference fit, first connecting axle part (51a) drives the first spring section (53a) to rotate by door for washing machine closing direction, connecting bushing (52) and the second spring section (53b) is made to be matched in clearance, under the effect of described door closure assembly (2) self gravitation, connecting bushing (52) is followed connecting axle (51) and is rotated by door for washing machine closing direction.
3. door for washing machine automatic open/closing device according to claim 1 and 2, is characterized in that, described door closure assembly (2) is provided with door closure pin-and-hole (21), and described shell (54) inserts door closure pin-and-hole (21) and is fastenedly connected.
4. door for washing machine automatic open/closing device according to claim 3, it is characterized in that, described shell (54) is also provided with block (57), when clutch body component (5) inserts door closure pin-and-hole (21), circumferencial direction is fixed, and is axially located by block (57).
5. according to the door for washing machine automatic open/closing device in claim 1,2 and 4 described in any one, it is characterized in that, described driving mechanism assembly (1) also comprises electromagnetic clutch assembly (13), and electromagnetic clutch assembly (13) is for connecting drive motors (11) and decelerator (12).
6. door for washing machine automatic open/closing device according to claim 5, it is characterized in that, described electromagnetic clutch assembly (13) comprises the first gear (131), the second gear (132), the 3rd gear (133), clutch axle sleeve (134) and solenoid (135); Solenoid (135) is fixed on the housing of decelerator (12), and clutch axle sleeve (134), the first gear (131) concentric locking collar are connected on solenoid (135) and above also can relatively rotate; Described first gear (131) is meshed with the output gear of drive motors (11), and described second gear (132) is meshed with described 3rd gear (133), and described 3rd gear (133) is meshed with the input gear of decelerator (12); Described solenoid (135) is in energising situation, and described first gear (131) and the second gear (132) adhesive, make the first gear (131) and the second gear (132) became one, can transmit power; Described solenoid (135) is under powering-off state, and described first gear (131) and the second gear (132), not by adhesive, can freely rotate mutually, and drive motors (11) drives the first gear (131) to dally, and can not transmit power.
7. door for washing machine automatic open/closing device according to claim 6, is characterized in that, the first gear (131) comprises the first gear wheel portion (131a) and flat axle portion (131b); Clutch axle sleeve (134) comprises flat hole portion (134a), round hole part (134b) and clutch planar ends (134c); Second gear (132) comprises the second gear wheel portion (132a), gear plane end (132b) and circular shaft part (132c).
8. door for washing machine automatic open/closing device according to claim 7, it is characterized in that, the flat axle portion (131b) of the first gear (131) is socketed in the flat hole portion (134a) of clutch axle sleeve (134), and can drive clutch axle sleeve (134) synchronous rotary; The circular shaft part (132c) of the second gear (132) is socketed in the round hole part (134b) of clutch axle sleeve (134), keeps coaxial and can relatively rotate with clutch axle sleeve (134) and the first gear (131); When solenoid (135) is energized, the gear plane end (132b) of clutch axle sleeve (134) and the second gear (132), by adhesive, makes clutch axle sleeve (134) and the second gear (132) became one, thus relies on frictional force carry-over moment.
9. door for washing machine automatic open/closing device according to claim 1 and 2; it is characterized in that; when the center of gravity of described door closure assembly (2) relative to described connecting axle (51) in the vertical direction closer to washing machine rear end time; described door for washing machine automatic open/closing device also comprises at least one assist device; described assist device is back-moving spring (3); one end of described back-moving spring (3) is arranged on door closure assembly (2), and the other end is fixed on described workbench (4) by the second fixing hole (43) be arranged on described workbench (4); Described driving mechanism assembly (1) comprises drive motors (11) and decelerator (12), described drive motors (11) by described decelerator (12) by power transmission to clutch body component (5).
10. door for washing machine automatic open/closing device according to claim 1 and 2, it is characterized in that, described workbench (4) is provided with the enabling sense switch (41) and sense switch of closing the door (42) that detect described door closure assembly (2) state, and described enabling sense switch (41) and sense switch of closing the door (42) are microswitch, soft-touch control, optoelectronic switch or magnetron independently.
11. 1 kinds of washing machines, is characterized in that, described washing machine uses the door for washing machine automatic open/closing device in claim 1-10 described in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520455437.4U CN204849395U (en) | 2015-06-26 | 2015-06-26 | Washing machine door closure automatic open and shut device and washing machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520455437.4U CN204849395U (en) | 2015-06-26 | 2015-06-26 | Washing machine door closure automatic open and shut device and washing machine |
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| CN204849395U true CN204849395U (en) | 2015-12-09 |
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|---|---|---|---|
| CN201520455437.4U Active CN204849395U (en) | 2015-06-26 | 2015-06-26 | Washing machine door closure automatic open and shut device and washing machine |
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| CN106048991A (en) * | 2016-07-29 | 2016-10-26 | 无锡小天鹅股份有限公司 | Armature device of washing machine door cover and washing machine |
| CN106283548A (en) * | 2015-06-26 | 2017-01-04 | 安徽聚隆传动科技股份有限公司 | The opening/closing method of door for washing machine, door for washing machine automatic open/closing device and washing machine |
| CN106436202A (en) * | 2015-08-04 | 2017-02-22 | 无锡小天鹅股份有限公司 | Washing machine |
| CN106436204A (en) * | 2015-08-04 | 2017-02-22 | 无锡小天鹅股份有限公司 | Washing machine |
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| CN106283548B (en) * | 2015-06-26 | 2023-11-21 | 宁国聚隆减速器有限公司 | Door cover opening and closing method of washing machine, automatic opening and closing device and washing machine |
| CN106283548A (en) * | 2015-06-26 | 2017-01-04 | 安徽聚隆传动科技股份有限公司 | The opening/closing method of door for washing machine, door for washing machine automatic open/closing device and washing machine |
| CN106436168B (en) * | 2015-08-04 | 2018-12-04 | 无锡小天鹅股份有限公司 | Washing machine |
| CN106436204A (en) * | 2015-08-04 | 2017-02-22 | 无锡小天鹅股份有限公司 | Washing machine |
| CN106436168A (en) * | 2015-08-04 | 2017-02-22 | 无锡小天鹅股份有限公司 | Washing machine |
| CN106436204B (en) * | 2015-08-04 | 2019-02-22 | 无锡小天鹅股份有限公司 | Washing machine |
| CN106436202A (en) * | 2015-08-04 | 2017-02-22 | 无锡小天鹅股份有限公司 | Washing machine |
| CN106048991A (en) * | 2016-07-29 | 2016-10-26 | 无锡小天鹅股份有限公司 | Armature device of washing machine door cover and washing machine |
| CN106521860A (en) * | 2016-11-30 | 2017-03-22 | 无锡小天鹅股份有限公司 | Wave-wheel type washing machine |
| CN107177965A (en) * | 2017-03-29 | 2017-09-19 | 无锡小天鹅股份有限公司 | Washing machine and its switch gate method |
| CN107488998A (en) * | 2017-08-03 | 2017-12-19 | 青岛海尔洗衣机有限公司 | The washing machine top case and washing machine automatically opened up |
| CN108842389A (en) * | 2018-07-27 | 2018-11-20 | 乔坤 | A kind of clothing processing equipment |
| WO2022055039A1 (en) * | 2020-09-09 | 2022-03-17 | 서원코리아 주식회사 | Motor-type hinge device for door |
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| TR01 | Transfer of patent right |
Effective date of registration: 20211213 Address after: 242371 No. 16, Chuangye North Road, Ningguo Economic and Technological Development Zone, Xuancheng City, Anhui Province Patentee after: NINGGUO JULONG REDUCER Co.,Ltd. Address before: 242399 No. 16 Pioneering North Road, Ningguo Economic and Technological Development Zone, Xuancheng City, Anhui Province Patentee before: Anhui Julong Transmission Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |