CN106245272B - Use in washing machine door lock assembly - Google Patents

Use in washing machine door lock assembly Download PDF

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Publication number
CN106245272B
CN106245272B CN201610403774.8A CN201610403774A CN106245272B CN 106245272 B CN106245272 B CN 106245272B CN 201610403774 A CN201610403774 A CN 201610403774A CN 106245272 B CN106245272 B CN 106245272B
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CN
China
Prior art keywords
shell
washing machine
gear
door lock
door
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CN201610403774.8A
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Chinese (zh)
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CN106245272A (en
Inventor
崔宰馨
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SCD Co Ltd
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SCD Co Ltd
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Filing date
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Priority claimed from KR1020150083113A external-priority patent/KR101842603B1/en
Priority claimed from KR1020150089599A external-priority patent/KR20170000562A/en
Priority claimed from KR1020150100271A external-priority patent/KR101827940B1/en
Application filed by SCD Co Ltd filed Critical SCD Co Ltd
Publication of CN106245272A publication Critical patent/CN106245272A/en
Application granted granted Critical
Publication of CN106245272B publication Critical patent/CN106245272B/en
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    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/42Safety arrangements, e.g. for stopping rotation of the receptacle upon opening of the casing door
    • D06F2224/00

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Main Body Construction Of Washing Machines And Laundry Dryers (AREA)

Abstract

The present invention relates to a kind of use in washing machine door lock assemblies.Use in washing machine door lock assembly according to an embodiment of the invention includes:Shell comprising the upper surface of shell and covering shell and the cover body combined with shell, and it is provided with door lock pin hole;Door catch passes through door lock pin hole and is retreated to the external advance of shell or to the inside of shell;Driving portion is used to that door catch to be made to move forward or back.In addition, driving portion includes:Driving motor for making drive shaft rotate;Input gear is spur gear, is combined and rotated with drive shaft;The output gear rotated by input gear;Connection gear component is used to the rotary force of input gear being transferred to output gear;Intermediate plate is pivotably supported connection gear component and output gear, is fixed on shell in a manner of vertical with the bottom wall of shell.Connection gear component and output gear are pivotably supported by intermediate plate so that it has the rotary shaft parallel with the bottom wall of shell.

Description

Use in washing machine door lock assembly
Technical field
The present invention relates to a kind of use in washing machine door lock assemblies.In particular to a kind of length by reducing driving portion Accommodation space to be used in the shell for accommodating driving portion becomes smaller, to the use in washing machine door lock assembly with small size.
Background technology
In general, washing machine includes the door for being opened and closed washings input port, which provides and allows users to Washings is put into the washings channel of sink.Washings is put into washing by user after can opening the door of washing machine Slot takes out from sink, and that shuts washing machine makes washing machine operating the washings such as to be washed, be rinsed, is dehydrated behind the door Operation.
When door is opened washing machine in operation process, user may approach the sink rotated, in this way meeting It is abnormally dangerous.Therefore, ensuring that prevents from being caused by the sink rotated due to door is opened in washing machine operation process Safety accident, the door for making the door of washing machine not be opened in operation process is typically now all provided on washing machine Locking device.
It is related to this, for example, disclosing existing wash in republic of Korea Public Patent the 10-2014-0101473rd One example of clothing machine door lock assembly.As shown in Figures 1 and 2, the existing use in washing machine door lock dress described in above-mentioned document Set 1, including:Shell 10, by the washing machine body 3 contacted in the door 2 with washing machine is arranged and is internally provided with accommodation space The shell 11 that 11A and top open and the cover body 12 for covering the upper surface of shell 11 are constituted;Door catch 20, setting exist Accommodation space 11A, and can be moved forward and backward to ensure that one end can be to the external prominent of shell 11;Driving portion 30, sets It sets in accommodation space 11A, and for making door catch 20 be moved forward and backward.
Existing use in washing machine door lock assembly 1 is arranged prominent to the outside of shell 10 in door catch 20 and is inserted into shape The position of the washing machine body 3 of the slot 2A of Cheng Men 2.
If starting washing machine, the controller that door catch 20 passes through washing machine in the state of closing door 2 of washing machine It carries out forward motion to the external prominent of shell 11, so can be inserted into door to the outside of shell 11 door catch 20 outstanding 2 slot 2A.To which door 2 is in the lock state.In addition, if the operating of washing machine terminates or user stops the fortune of washing machine Turn, then door catch 20 is inserted in the inside of shell 10 by carry out backward movement by the controller of washing machine, so, is inserted into Door catch 20 and the slot 2A of door 2 inside shell 11 are detached from.Therefore, the constraint of door 2 is released from, so as to be beaten by user Enabling 2.
Recently, it for the considerations of reducing the factors such as cost, needs to become smaller the size of door lock assembly.
For existing use in washing machine door lock assembly 1, driving portion (30) includes:Motor 31;With the driving of motor 31 The worm screw 32 that axis combines;The rackwork 33 for receiving rotary force and door catch 20 being made to move along a straight line;By the rotation of worm screw 32 Power is transferred to the gear assembly 34 of rackwork 33.
But in the driving portion 30 of existing use in washing machine door lock assembly 1, the gear of the wheel subfunction of worm screw 32 is played Assembly 34 is laid flat setting so that wider area is occupied in accommodation space 11A.That is, gear assembly 34 is arranged to have There is the rotary shaft vertical with the bottom of shell 11.
To which the length of the driving portion 30 of existing use in washing machine door lock assembly 1 is longer, thus makes the receiving of shell 11 empty Between 11A become larger, so as to cause the big problem of size.
Existing technical literature
Patent document
Korean Patent Laid the 10-2014-0101473rd, publication date:On 08 20th, 2014.
Invention content
Technical problem to be solved
What the present invention proposed in order to solve the above problem.The object of the present invention is to provide one kind by reducing driving portion Length accommodate the accommodation space of shell of driving portion to be used in and become smaller, to which the use in washing machine door lock with small size fills It sets.
The method for solving technical problem
The use in washing machine door lock assembly of exemplary embodiment according to the present invention comprising:Shell comprising shell and cover The cover body for covering the upper surface of described shell and being combined with the shell, and it is provided with door lock pin hole;Door catch passes through the door Lockpin hole is simultaneously retreated to the external advance of the shell or to the inside of the shell;Driving portion is used to make the door lock Pin moves forward or back.In addition, driving portion includes:Driving motor is used to that drive shaft to be made to rotate;Input gear is spur gear, It is combined and is rotated with the drive shaft;Output gear is rotated by the input gear;Connection gear component, It is used to the rotary force of the input gear being transferred to the output gear;Intermediate plate is pivotably supported the connection Gear part and the output gear, are fixed on the shell in a manner of vertical with the bottom wall of the shell.The tooth connection Wheel component and the output gear are pivotably supported by the intermediate plate so that it has parallel with the bottom wall of the shell Rotary shaft.
In one embodiment, the connection gear component includes:The first company that axis is combined is carried out with the output gear Connect gear;The second connection gear engaged with first connection gear;Axis is carried out with second connection gear to be combined, and with The third connection gear of the input gear engagement;For making second connection gear carry out axis with the third connection gear In conjunction with connection alligator.It is provided on the intermediate plate:Output gear through hole, the output gear penetrate through itself and it is rotatable Ground is supported;Tooth connection pin hole, the connection alligator are inserted in it and fix.
In one embodiment, it is formed with lower edge fixing groove in the bottom wall of the shell, at the rear of the shell Side wall inner surface is formed with rear corner angle fixing groove, and front corner angle fixing groove, institute are formed in the front side wall inner surface of the shell The lower edge for stating intermediate plate is inserted in the lower edge fixing groove, and the front corner angle of the fixed plate are inserted in the front The rear corner angle of corner angle fixing groove, the intermediate plate are inserted in the rear corner angle fixing groove.
In one embodiment, the driving portion further includes rack-driving component, passes through the rotation of the output gear Power makes the door catch move along a straight line.The rack-driving component includes:Rack, from a pleurapophysis of the door catch Go out and is engaged with the output gear;The upper lateral part in the door catch is arranged in top ways;Lower part is oriented to structure Another side lower part in the door catch is arranged in part.It is formed with lower part ways guide groove, the lower guide in the shell It is used to guide the lower part ways with straight line to component guide groove, be provided in the top edge of the intermediate plate Upper rall, the upper rall is for guiding the top ways with straight line.
In one embodiment, there are rod-shaped reinforcement members in the internal combustion of the door catch.
In one embodiment, reinforcement members are formed in the door catch and are inserted into hole, the reinforcement members are pressed into institute It states reinforcement members and is inserted into hole.
In one embodiment, the door catch is formed by plastic material, and the reinforcement members are by rigidity than the plastics The higher metal material of material is formed.
In one embodiment, the reinforcement members are configured using inserts injection system in the door catch.
Invention effect
Use in washing machine door lock assembly according to the ... of the embodiment of the present invention is driven by reducing the length of driving portion to be used in accommodate The accommodation space of the shell in dynamic portion becomes smaller, so as to so that use in washing machine door lock assembly has smaller size.
Description of the drawings
Fig. 1 is the exploded perspective view for indicating existing use in washing machine door lock assembly;
Fig. 2 is to indicate that existing use in washing machine door lock assembly is set to the schematic diagram of the state of washing machine;
Fig. 3 is the stereogram for indicating use in washing machine door lock assembly according to an embodiment of the invention, and door catch is to shell It is external prominent;
Fig. 4 is the stereogram for indicating use in washing machine door lock assembly according to an embodiment of the invention, and door catch is hidden in The inside of shell;
Fig. 5 is the exploded perspective view of use in washing machine door lock assembly according to an embodiment of the invention;
Exploded perspective when Fig. 6 is the use in washing machine door lock assembly according to an embodiment of the invention from another direction Figure;
Fig. 7 will be shown after use in washing machine door lock assembly driving portion according to an embodiment of the invention and door catch separation Stereogram;
Fig. 8 is after detaching use in washing machine door lock assembly driving portion according to an embodiment of the invention and door catch from another Stereogram when a direction observation;
Fig. 9 is the sectional view for the driving portion for indicating use in washing machine door lock assembly according to an embodiment of the invention;
Figure 10 is the front view that will be indicated after use in washing machine door lock assembly according to an embodiment of the invention and cover body separation;
Figure 11 is the front view for the cover body for indicating use in washing machine door lock assembly according to an embodiment of the invention;
Figure 12 is the state for indicating use in washing machine door lock assembly according to an embodiment of the invention being set to washing machine Schematic diagram;
Figure 13 is by cover body, containment member and the buffer component of use in washing machine door lock assembly according to an embodiment of the invention The stereogram indicated after separation;
Figure 14 is the schematic diagram for the effect of buffer component shown in definition graph 13;
Figure 15 is will to be indicated after the shell of use in washing machine door lock assembly according to an embodiment of the invention and door catch separation Stereogram;
Figure 16 is for illustrating that the door catch of use in washing machine door lock assembly shown in figure 15 moves the effect of limiting structure Schematic diagram.
Reference sign
100:Shell 110:Shell (case)
120:Cover body (cover) 130:Containment member
140:Screw (screw) 150:O-ring
200:Door catch 240:Reinforcement members
300:Driving portion 310:Driving motor
320:Input gear 330:Output gear
340:Connection gear component 350:Intermediate plate
400:PCB substrate 500:Buffer component
600:Door catch moves limiting structure 610:Mobile limitation protrusion
620:Mobile limiting holes 1000:Use in washing machine door lock assembly
Specific implementation mode
The present invention can carry out numerous variations, it is possibility to have multiple embodiments.Herein, specific embodiment is illustrated in attached Scheme and illustrates.But this is not meant to that present invention is limited only by specific embodiments, and should be understood as being included in this Contained all change, equivalent and substitutes in the range of inventive technique design.
Embodiment is described in detail next, with reference to attached drawing.It is independently identical or corresponding as reference numeral Inscape assigns identical reference number, omits the repeated explanation to it.In addition, illustrate herein, it is used in the description Up and down, left and right and front and back etc. indicate that the term of direction or position is on the basis of attached drawing.
In the following, being illustrated to use in washing machine door lock assembly according to an embodiment of the invention with reference to attached drawing.
Fig. 3 and Fig. 4 is the stereogram for indicating use in washing machine door lock assembly according to an embodiment of the invention.In addition, Fig. 5 is The exploded perspective view of use in washing machine door lock assembly according to an embodiment of the invention, Fig. 6 are from another direction according to this Invent the exploded perspective view when use in washing machine door lock assembly of an embodiment.
With reference to Fig. 3 to Fig. 6 it is found that use in washing machine door lock assembly 1000 according to an embodiment of the invention includes:Shell 100, it is provided with accommodation space 101 inside it, one side is provided with door lock pin hole 102;Door catch 200 is equipped on outer Shell 100, and across door lock pin hole 102 to shell 100 it is external advance and it is prominent or to the retrogressing of the inside of shell 100 simultaneously It is hidden in the inside of shell 100;Driving portion 300, configure in accommodation space 101, and for make door catch 200 advance or after It moves back.This use in washing machine door lock assembly 1000 can also include:The PCB substrate 400 combined with the element of control driving portion 300. In addition, use in washing machine door lock assembly 1000 can also include buffer component 500, the buffer component 500 is combined with shell 100, It can be to the rear end of door catch 200 to the impact that 100 inner wall of shell is applied into row buffering.In addition, use in washing machine door lock assembly 1000 can also include that door catch moves limiting structure 600, the movement of door catch 200 be limited, to prevent door catch 200 Rear end is contacted with the inner wall of shell 100.
The cover body 120 that shell 100 may include the upper surface of shell 110 and the covering shell 110 and be combined with shell 110. For shell 100, door catch 200, driving portion 300, PCB bases are accommodated in the accommodation space 101 for being formed within portion Plate 400 and buffer component 500.In addition, being at least configured with the part for realizing that door catch moves limiting structure 600 in shell 100 Structure.
In one embodiment, shell 110 is in the letter body shape that top opens, and cover body 120, which has, mutually to be filled with shell 110 The shape matched, the upper surface of shell 110 can be covered.Shell 100 is for example with multiple for installation into the convex of washing machine body 3 Edge 103 (referring to Fig.1 2).Use in washing machine door lock assembly 1000 can be by being set to the flange 103 of shell 100 and utilizing screw It is combined etc. in conjunction with, bolt and is set to washing machine body 3.
Shell 100 can also include containment member 130, configure between shell 110 and cover body 120, to shell 100 Inside is sealed.In one embodiment, containment member 130 is in band (strip) shape, and includes separating along its length It is spaced and multiple containment member engaging portions 131 outstanding.Cover body 120 is provided with containment member engagement groove 126, is used in shell When body 110 is combined with cover body 120, containment member 130 is inserted into along the edge to connect with shell 110, and is inserted into conjunction with multiple close Seal component engaging portion 131.
Shell 110 has bottom wall 111 and multiple side walls 112, in the inside surrounded by bottom wall 111 and multiple side walls 112 It is formed with accommodation space 101.Cover body 120 has, when shell 110 is combined with cover body 120, the opposite ceiling wall with bottom wall 111 121 and the side wall 122 opposite with the side wall 112 of shell 110.Multiple connection protrusions 113 are formed in the side wall 112 of shell 110, The side wall 122 of cover body 120 is provided with multiple connection protrusion latch portions corresponding with multiple connection protrusions 113 of shell 110 123.As a result, when making cover body 120 be combined with shell 110, multiple connection protrusions 113 respectively with corresponding multiple connection protrusions Latch portion 123 carries out lock combination, to make cover body 120 be fixed on shell 110.It is provided with when shell 110 and cover in shell 110 The lower flange 103L of flange 103 is formed when body 120 combines.In addition, being provided with the lower flange with shell 110 in cover body 120 The corresponding upper flange 103U of 103L.
In order to enable shell 110 and cover body 120 to be securely joined with fixation, shell 100 can also include at least one spiral shell Nail 140.In one embodiment, in order to which screw 140 is fixed, it is formed with screw connecting hole 124 in cover body 120, in shell 110, corresponding with screw connecting hole 124 position be formed with screw link slot 114.
Front side wall in multiple side walls 112 of shell 110 is provided with the lower openings portion 115 of semi-circular cylindrical.In addition, Cover body 120 is provided with the upper opening portion 125 of semi-circular cylindrical corresponding with lower openings portion 115.Lower openings portion 115 from The lower gate lockpin hole 102L that is opened with semicircle shape is formed when front FD is seen, when upper opening portion 125 is in terms of the FD of front formation with The top door lock pin hole 102U that semicircle shape opens.When shell 110 is combined with cover body 120, the lower part door lock in lower openings portion 115 Pin hole 102L and the top door lock pin hole 102U in upper opening portion 125 form door lock pin hole 102.In lower openings portion 115 and upper Portion opening portion 125 is separately provided for O-ring mounting groove 151L, 151U of installation O-ring 150.For being mounted with O-ring For 150 shell 100, door catch 200 is inserted in O-ring 150.The inside of shell 100 passes through containment member 130 and O-ring 150 seal more tight, stablize, and the part for especially constituting door lock pin hole 102 is all sealed.
In the following, with reference to attached drawing to the door catch 200 and driving portion according to the use in washing machine door lock assembly 1000 of an embodiment 300 are described in more details.
Fig. 7 is will to be indicated after the driving portion of use in washing machine door lock assembly according to an embodiment of the invention and door catch separation Stereogram, Fig. 8 be by after use in washing machine door lock assembly driving portion according to an embodiment of the invention and door catch separation from another Stereogram when one direction observation.In addition, Fig. 9 is the drive for indicating use in washing machine door lock assembly according to an embodiment of the invention The sectional view in dynamic portion.In addition, Figure 10 is by table after use in washing machine door lock assembly according to an embodiment of the invention and cover body separation The front view shown, Figure 11 are the front views for the cover body for indicating use in washing machine door lock assembly according to an embodiment of the invention.
With reference to Fig. 7 to Figure 11 it is found that including according to the driving portion 300 of the use in washing machine door lock assembly 1000 of an embodiment: Driving motor 310 is used to make drive shaft 311 to rotate;Input gear 320 is combined with drive shaft 311 and is rotated, and is Spur gear;Output gear 330 is rotated by input gear 320;Connection gear component 340 is used for input gear 320 rotary force is transmitted to output gear 330;And intermediate plate 350, it is fixed in a manner of the bottom wall 111 perpendicular to shell 110 In shell 110, it is pivotably supported connection gear component 340 and output gear 330.This driving portion 300 can also include tooth Driving member 360, makes door catch 200 move along a straight line by the rotary force of output gear 330.Driving motor 310 Including:It can make the DC motors that drive shaft 311 rotates forward or backwards.In the inside of shell 100, one end of electric wire (not shown) It is connect with the terminal 312 positioned at the rear end of driving motor 310, the other end of this electric wire is in 100 inside of shell and PCB substrate 400 connections.
In the use in washing machine door lock assembly 1000 of an embodiment, pass through the input gear 320 by being embodied as spur gear The occlusion structure of the connection gear component 340 for input gear 320 can be made to become simple, so as to reduce driving portion 300 length occupied in accommodation space 101.Therefore, by reducing the length of driving portion 400, it is empty that receiving can also be reduced Between 101 volume, so as to make according to the use in washing machine door lock assembly 1000 of above-described embodiment have smaller size.
The connection gear component 340 of one embodiment includes:The first connection gear that axis is combined is carried out with output gear 330 341;The second connection gear 342 engaged with the first connection gear 341;With the second connection gear 342 carry out axis combined and with it is defeated Enter the third connection gear 343 of the engagement of gear 320.In addition, this connection gear component 340 can also include:For making second Connection gear 342 carries out the connection alligator (gear pin) 344 that axis is combined with third connection gear 343.
The rotary force generated by the drive shaft 311 of driving motor 310 is transferred to output gear by this connection gear component 340 Wheel 330.In this case, connection gear component 340 reduces the rotation speed of output gear 330 compared with input gear 320 Degree, and increase torque.
Intermediate plate 350 be provided with make output gear 330 penetrate through and be pivotably supported its output gear through hole 351.In one embodiment, it is provided with axle portion 331 between the first connection gear 341 and output gear 330 and carries out axis each other In conjunction with output gear through hole 351 plays the role of the bearing being rotatably supported to axle portion 331.In addition, in intermediate plate 350 are formed with insertion connection alligator 344 and carry out fixed tooth connection pin hole 352.
As set forth above, it is possible to be configured using fixed intermediate plate vertical with the accommodation space 101 inside shell 100 350 Output gear 330 and connection gear component 340, to reduce the length of driving portion 300.Specifically, the first connection gear 341 to Third connection gear 343 and output gear 330 are in the discoid of the wider rounded face in outer edge than forming the gear teeth, to ensure Rounded face is pivotably supported towards 110 bottom surface 111 of shell without being fallen, and by intermediate plate 350 so that rounded face It is vertical with the bottom surface 111 of shell 110.That is, namely the first connection gear 341 of connection gear component 340 is to third connection gear 343 and output gear 330 be pivotably supported by intermediate plate 350 so that its have it is parallel with the bottom wall 111 of shell 110 Rotary shaft RA1, RA2 (with reference to Fig. 9).Therefore, door catch 200 can be adjacent to the axial direction of output gear 330 and configured, thus The length in the left and right side direction of use in washing machine door lock assembly 1000 is reduced, so as to realize miniaturization.
As described above, by the output gear 330 supported by intermediate plate 350 and connection gear component 340 and intermediate plate 350 The prominent form of chunking is formed in the inside of shell 100, is filled according to the use in washing machine door lock of an embodiment so as to improve Set 1000 productivity.
In order to which intermediate plate 350 is combined fixation with shell 110, in the formation of bottom wall 111 of the shell 110 of an embodiment Lower edge fixing groove 111L forms rear corner angle fixing groove 111R, in shell 110 in the rear side wall inner surface of shell 110 Front side wall inner surface forms front corner angle fixing groove 111F (referring to Fig.1 1).For the bottom wall 111 of shell 110, lower edge Edge fixing groove 111L, rear corner angle fixing groove 111R and front corner angle fixing groove 111F can be embedded in the state of recess to be set It sets in bottom wall 111, alternatively, can be formed by being divided from 111 next door outstanding (not shown) of bottom wall etc..Intermediate plate 350 by inserting respectively in this lower edge fixing groove 111L, rear corner angle fixing groove 111R and front corner angle fixing groove 111F Enter lower edge 350L, rear corner angle 350R and front corner angle 350F to be fixed on shell 110.
As described above, intermediate plate 350 is vertical directly in the bottom wall 111 of shell 110 and fixation, and can be 350 by intermediate plate Support so that output gear 330 and connection gear component 340 can with the rotary shaft RA1 parallel with the bottom wall 111 of shell 110, RA2 is pivoted about.Therefore, it for the accommodation space 101 of shell 100, can reduce occupied by driving portion 300 The length of driving portion 300 on the left and right side direction LSD/RSD of length, particularly shell 100, it is real according to one so as to reduce Apply the size of the use in washing machine door lock assembly 1000 of example.
Rack-driving component 360 includes:From the rack that the side of door catch 200 is prominent and is engaged with output gear 330 361;Top ways 362 in a upper lateral part of door catch 200 is set;And it is arranged under the other side of door catch 200 The lower part ways 363 in portion.It is formed with lower part ways guide groove 116 in shell 110, is used for lower part ways 363 are guided with straight line;Upper rall 353 is set in the top edge of intermediate plate 350, is used for top ways 362 are guided with straight line.In one embodiment, thickness side of the upper rall 353 in the top edge of intermediate plate 350 To one side forms segment difference.
If input gear 310 starts to rotate after driving portion 300 operates, and the rotary force of input gear 310 passes through company It connects gear part 340 and is transferred to output gear 330, thus rotate output gear 330, then can be engaged to output gear 330 Rack 231 apply rotary force, to door catch 200, FD or rear RD are pushed and are moved forwards in shell 100. In this case, door catch 200 is oriented to structure by upper rall 353 equipped with top ways 362 and inserted with lower part The lower part ways guide groove 116 of part 363 is guided to move linearly, so as to so that rack 361 steadily carries out Linear motion.
In one embodiment, door catch 200 includes protruding portion 210, and the protruding portion 210 is by before inside shell 100 Into or retreat and to the external prominent of shell 100 or be hidden in inside shell 100.In addition, door catch 200 further includes for inciting somebody to action Protruding portion 210 is supported on the entity plate 220 on top.In the inside of shell 100, the opposite entity plate 220 with intermediate plate 350 Side, which can protrude, is formed with rack 361.In addition, the upper lateral part in the entity plate 220 can be formed with top ways 362, it can be formed with lower part ways 363 in another side lower part of entity plate 220.
In the use in washing machine door lock assembly 1000 of one embodiment of foundation, in the inside of door catch 200, specifically in protruding portion 210 internal combustion has rod-shaped reinforcement members 240, so as to increase the rigidity of door catch 200.
In order to make reinforcement members 240 be combined with door catch 200, it is provided with along door in door catch 200 (that is, protruding portion 210) The extended reinforcement members of axial direction (length direction) of lock pin 200 are inserted into hole 211, and reinforcement members 240 can be pressed into the reinforcement Member insertion hole 211 is in connection.
In addition, as another embodiment for being intended to that reinforcement members 240 is made to be combined with door catch 200, reinforcement members 240 can With insert injection moulding in door catch 200.Reinforcement members 240 and door lock in door catch 200 are configured using insert injection molding mode Pin 200 forms one, so as to make it be more securely joined with door catch 200.
In one embodiment, door catch 200 is manufactured using plastic material, and reinforcement members 240 are using rigidity than manufacturing door lock The higher metal material manufacture of plastic material that pin 200 uses.
As described in above-described embodiment, by make reinforcement members 240 and door catch 200 in conjunction with by increase door catch 200 Rigidity, even if as a result, such as the considerations of in factor for cost is reduced and pass through reduce use in washing machine door lock assembly 1000 Size in the case of so that 200 size of door catch is become smaller, can also prevent the door for making the door 2 of washing machine lock or unlock Lock pin 200 is damaged easily.I.e. it is capable to improve the reliability of the door lock function of door catch 200.
Figure 12 is the shape for indicating use in washing machine door lock assembly 1000 according to an embodiment of the invention being set to washing machine The schematic diagram of state.2 it is found that if washing machine operates in the state that its door 2 is closed referring to Fig.1, and door catch 200 passes through laundry The controller of machine carrys out FD forwards and moves (advance), to make protruding portion 210 to the external prominent of shell 100.So, outward The outside protruding portion 210 outstanding of shell 100 is inserted in the slot 2A for the door 2 for being formed in washing machine, cannot be beaten to lock door 2 It opens.In addition, if the operating of washing machine terminates or user stops the operating of washing machine, door catch 200 passes through washing machine Controller rearward to move (retrogressing) by RD, to make protruding portion 210 protruding to the outside be hidden in the inside of shell 100. It protruding portion 210 and is set to the slot 2A of door 2 of washing machine as a result, and releases and be inserted into, and the state that unlocks so that user can be with Open door 2.
In the state that door catch 200 is inserted in the slot 2A of door 2, even if applying external force to the door 2 of washing machine, by reinforcement Component 240 enhances rigid door catch 200 will not be damaged easily.Therefore, the reliable of the door lock function of door catch 200 is improved Property.
Driving portion 300 in order to control, PCB substrate 400 may include the detection switch of the movement for detecting door catch 200 410.Detection switch 410 include pressed or released by lower part ways 363 pressing by compressing switch.In addition, in order to It supplied electric power to driving motor 310, transmit the signal etc. generated by detection switch, PCB substrate 400 may include with outside to connect Connect the bonder terminal pin 420 of device connection.
The buffer component 500 of the use in washing machine door lock assembly 1000 according to an embodiment is carried out next, with reference to attached drawing Explanation.
Figure 13 is by the cover body 120 of use in washing machine door lock assembly 1000 according to an embodiment of the invention, containment member 130 And the stereogram indicated after the separation of buffer component 500, Figure 14 is showing for the effect of buffer component 500 shown in definition graph 13 It is intended to.
Referring to Fig.1 3 and Figure 14 it is found that buffer component 500 for alleviates by merge with the internal junction of shell 100 advance or after The door catch 200 that moves back and to the impact that shell 100 applies, to prevent use in washing machine door lock assembly 1000 damaged.Implement one In example, buffer component 500 is located at rear RD that the rear end of door catch 200 is faced, inside shell 100.On the top of cover body 120 Canopy wall 121 is provided with LD protrusions downwards, and is inserted into the line position of going forward side by side of buffer component 500 and sets fixed fixed projection 127.Buffering Component 500 includes buffer component engaging portion 510, and embedded combine and with complementation is carried out with the slot for being formed in fixed projection 127 Property it is blocky.If fixed projection 127 is inserted into buffer component engaging portion 510 and is combined, buffer component 500 is located at outside The inside of shell 100 rearward RD movement door catch 200 rear end residing for part, for example door catch 200 retreat when with door The position of the rear end in contact of lock pin 200.
In one embodiment, buffer component 500 is manufactured by elastic material, the i.e. rubber material that can alleviate impact.At this In, buffer component 500 is not intended to be limited to rubber material, as long as can alleviate the material of impact, any material can make With.
When excessively rearward RD moves (retrogressing) to door catch 200, after this buffer component 500 alleviates door catch 200 End is applied to the impact of 100 inner wall of shell (for example, rear side wall in multiple side walls 112 of shell 110).So as to prevent Shell 100 is impacted damaged because of caused by the rear end of door catch 200.Simultaneously, additionally it is possible to prevent because being applied to rushing for shell 100 It hits and transmits and keep other components of composition use in washing machine door lock assembly 1000 damaged.
Buffer component 500 configures between shell 110 and cover body 120, can be close with the inside for sealing shell 100 Envelope component 130 is provided separately, and can also be integrally formed therewith.As described in above-described embodiment, when buffer component 500 and sealing When component 130 is integrally formed, containment member 130 and buffer component 500 can disposably be combined with shell 100, to make The assembling of use in washing machine door lock assembly 1000 becomes easy.
The door catch movement limitation of the use in washing machine door lock assembly 1000 according to an embodiment is tied next, with reference to attached drawing Structure 600 illustrates.
Figure 15 is by the shell 120 and door catch 200 of use in washing machine door lock assembly 1000 according to an embodiment of the invention The stereogram indicated after separation, Figure 16 are for illustrating that the door catch of use in washing machine door lock assembly 1000 shown in figure 15 moves limit The schematic diagram of the effect of structure 600 processed.
For 5 and Figure 16 it is found that door catch moves limiting structure 600, be can be to carrying out in the inside of shell 100 referring to Fig.1 The structure that the displacement distance of mobile door catch 200 is limited.Door catch movement limiting structure 600 in one embodiment wraps It includes:The mobile limitation protrusion 610 formed is protruded from door catch 200;Mobile limiting holes 620, are formed in shell 110 and are moved with being inserted into Dynamic limitation protrusion 610, and for limiting the movement of mobile limitation protrusion 610.Mobile limiting holes 620 penetrate through shell 110 bottom wall 111 and formed, and be formed as extending from bottom wall 111 along the front and back directions FD/RD.By to this mobile limiting holes 620 are adjusted that sufficient distance can be set relative to the position of bottom wall 111 and length so that door catch 200 forward It will not be contacted with the front side wall of shell 100 when square FD movements, also, sufficient distance can also be set so that in door catch 200 will not contact when rearward RD is moved with the rear side wall of shell 100.
By this door catch move limiting structure 600 the excessively forwards FD of door catch 200 can be prevented mobile or to Rear RD is moved.Rear end so as to be effectively prevented door catch 200 applies to the inner wall of shell 100 to be impacted.In addition, passing through Door catch moves limiting structure 600, even if can match if change substantially to the structure of use in washing machine door lock assembly 1000 Conjunction be provided with the washing machine of use in washing machine door lock assembly 1000 and to the protruding portion 210 from 100 door catch 200 outstanding of shell Length etc. is adjusted.
As shown in figure 16, if door catch 200 moves (retrogressing), i.e. door lock by the controller of washing machine come rearward RD Rear inner wall movement of the pin 200 to shell 100 can then move limiting structure 600 to the excessive of door catch 200 by door catch Movement is limited.That is, when rearward RD is moved door catch 200, from door catch 200, LD protrudes the mobile limit to be formed downwards Protrusion 610 processed is locked on the mobile limiting holes 620 that perforation is set to the bottom wall 111 of shell 110, makes the rearward RD of door catch 200 It is mobile, until its movement is prevented from.If this door catch is moved limiting structure 600 to fill suitable for use in washing machine door lock 1000 are set, then can prevent door catch 200 from generating impact to the inner wall of shell 100 in structure, so as to prevent washing machine With the breakage of door lock assembly 1000.
Although door catch movement limiting structure 600 can play certain effect, when the excessive shifting because of door catch 200 When moving and shell 100 being made to be affected, such as in the case where door catch 200 generates impact to the inner wall of shell 100, so that it may with Buffer component 500 above-mentioned is used together with door catch movement limiting structure 600.In this case, 500 energy of buffer component It is enough to alleviate the impact generated because the rear end of door catch 200 strikes the inner wall of shell 100, to prevent use in washing machine door lock assembly 1000 breakage.
In the above description, the present invention is illustrated with reference to the preferred embodiment of the present invention.But with skill belonging to the present invention The technical staff of art field relevant knowledge is not departing from following the technology of the present invention described in claim designs and field In the range of, a variety of modifications and changes can be carried out to the present invention.

Claims (7)

1. a kind of use in washing machine door lock assembly, which is characterized in that including:
Shell comprising the upper surface of shell and the covering shell and the cover body combined with the shell, and it is provided with door lock Pin hole;
Door catch passes through the door lock pin hole and is retreated to the external advance of the shell or to the inside of the shell;
Driving portion is used to make the door catch to move forward or back,
The driving portion includes:
Driving motor is used to that drive shaft to be made to rotate;
Input gear is spur gear, is combined and is rotated with the drive shaft;
Output gear is rotated by the input gear;
Connection gear component is used to the rotary force of the input gear being transferred to the output gear;And
Intermediate plate is pivotably supported the connection gear component and the output gear, to hang down with the bottom wall of the shell Straight mode is fixed on the shell, wherein:
The connection gear component and the output gear are pivotably supported by the intermediate plate so that its have with it is described The parallel rotary shaft of the bottom wall of shell,
The driving portion further includes rack-driving component, carries out the door catch by the rotary force of the output gear Linear motion;
The rack-driving component includes:
Rack is engaged from the side of door catch protrusion and with the output gear;
The upper lateral part in the door catch is arranged in top ways;And
Another side lower part in the door catch is arranged in lower part ways,
It is formed with lower part ways guide groove in the shell, the lower part ways guide groove is used to the lower part being oriented to structure Part is guided with straight line,
The top edge of the intermediate plate is provided with upper rall, the upper rall be used for by the top ways with Straight line guides.
2. use in washing machine door lock assembly according to claim 1, which is characterized in that the connection gear component includes:
The first connection gear that axis is combined is carried out with the output gear;
The second connection gear engaged with first connection gear;
The third connection gear that axis is combined, and engaged with the input gear is carried out with second connection gear;
For making second connection gear carry out the connection alligator that axis is combined with the third connection gear,
It is provided in the intermediate plate:
Output gear through hole, the output gear penetrate through it and are rotatably supported;
Tooth connection pin hole, the connection alligator are inserted in it and fix.
3. use in washing machine door lock assembly according to claim 1, it is characterised in that:
It is formed with lower edge fixing groove in the bottom wall of the shell, rear rib is formed in the rear side wall inner surface of the shell Angle fixing groove is formed with front corner angle fixing groove in the front side wall inner surface of the shell,
The lower edge of the intermediate plate is inserted in the lower edge fixing groove, and the front corner angle of the intermediate plate are inserted in institute Front corner angle fixing groove is stated, the rear corner angle of the intermediate plate are inserted in the rear corner angle fixing groove.
4. use in washing machine door lock assembly according to claim 1, it is characterised in that:
There are rod-shaped reinforcement members in the internal combustion of the door catch.
5. use in washing machine door lock assembly according to claim 4, it is characterised in that:
It is formed with reinforcement members in the door catch and is inserted into hole,
The reinforcement members are pressed into the reinforcement members and are inserted into hole.
6. use in washing machine door lock assembly according to claim 4, it is characterised in that:
The door catch is formed by plastic material;
The reinforcement members are formed by rigidity metal material more higher than the plastic material.
7. use in washing machine door lock assembly according to claim 4, it is characterised in that:
The reinforcement members are configured using inserts injection system in the door catch.
CN201610403774.8A 2015-06-12 2016-06-08 Use in washing machine door lock assembly Active CN106245272B (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
KR10-2015-0083113 2015-06-12
KR1020150083113A KR101842603B1 (en) 2015-06-12 2015-06-12 Locking device for door of washing machine
KR1020150089599A KR20170000562A (en) 2015-06-24 2015-06-24 Locking device for door of refrigerator
KR10-2015-0089599 2015-06-24
KR1020150100271A KR101827940B1 (en) 2015-07-15 2015-07-15 Locking device for door of washing machine
KR10-2015-0100271 2015-07-15

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CN106245272A CN106245272A (en) 2016-12-21
CN106245272B true CN106245272B (en) 2018-07-27

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Publication number Priority date Publication date Assignee Title
CN107217445A (en) * 2017-08-01 2017-09-29 刘婷婷 A kind of shared dryer based on Internet of Things
CN109898271A (en) * 2019-02-24 2019-06-18 俞国宏 A kind of locking mechanism
CN109881440A (en) * 2019-02-24 2019-06-14 俞国宏 A kind of washing machine
CN112796589B (en) * 2019-11-14 2022-08-05 宁波方太厨具有限公司 Door lock structure, cleaning machine applying door lock structure and door locking method

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KR101255089B1 (en) * 2011-04-29 2013-04-17 주식회사 에스 씨디 Door lock device for washing machine
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CN1252116A (en) * 1997-04-08 2000-05-03 洛克伍德澳大利亚有限公司 Lock mechanism
CN2583283Y (en) * 2002-06-13 2003-10-29 北京超辰经济发展有限责任公司 Direct plug-in noiseless lock
CN203321116U (en) * 2013-06-27 2013-12-04 深圳市同创新佳科技有限公司 Motor execution mechanism for lock

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