CN110499979A - Door-hinge component and washing machine - Google Patents
Door-hinge component and washing machine Download PDFInfo
- Publication number
- CN110499979A CN110499979A CN201810465778.8A CN201810465778A CN110499979A CN 110499979 A CN110499979 A CN 110499979A CN 201810465778 A CN201810465778 A CN 201810465778A CN 110499979 A CN110499979 A CN 110499979A
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- China
- Prior art keywords
- central spindle
- pedestal
- friction plate
- door
- hinge component
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/12—Casings; Tubs
- D06F39/14—Doors or covers; Securing means therefor
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D11/00—Additional features or accessories of hinges
- E05D11/08—Friction devices between relatively-movable hinge parts
- E05D11/087—Friction devices between relatively-movable hinge parts with substantially axial friction, e.g. friction disks
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D3/00—Hinges with pins
- E05D3/02—Hinges with pins with one pin
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F5/00—Braking devices, e.g. checks; Stops; Buffers
- E05F5/06—Buffers or stops limiting opening of swinging wings, e.g. floor or wall stops
- E05F5/08—Buffers or stops limiting opening of swinging wings, e.g. floor or wall stops with springs
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
Abstract
The invention proposes a kind of door-hinge component and washing machine, wherein door-hinge component is used for washing machine, comprising: pedestal is provided with through-hole on pedestal；Central spindle is rotatably threaded through in through-hole, and interconnecting piece is provided in central spindle；First friction plate is fixed on the base；Second friction plate, is set in central spindle, and central spindle is followed to rotate, and the rubbing surface of the first friction plate and the rubbing surface of the second friction plate fit；Elastic parts is set in central spindle, is connect with central spindle and pedestal, and the first friction plate and the second friction plate are compressed, and when central spindle and pedestal relative rotation, elastic parts provides torsion for central spindle and pedestal.Door-hinge component proposed by the present invention, when central spindle is rotated relative to pedestal, the rubbing surface of first friction plate and the rubbing surface of the second friction plate mutually rub, a resistance is provided for central spindle and pedestal, elastic parts itself will also apply torsion between central spindle and pedestal, another resistance is provided for central spindle and pedestal, the two is superimposed, realizes biggish damping.
Description
Technical field
The present invention relates to washing machine technology fields, in particular to a kind of door-hinge component and a kind of washing machine.
Background technique
Currently, rotary drum washing machine in the related technology occurs during the direct free-falling of door body when users use
Very big noise, also, finally colliding with body, the damage of door body is easily caused, meanwhile, falling speed is too fast, causes
It is being easy to clip to the hand of user at closing time.
Summary of the invention
The present invention is directed at least solve one of the technical problems existing in the prior art.
For this purpose, the first aspect of the present invention embodiment, provides a kind of door-hinge component for enabling to door body slowly to fall.
The second aspect of the present invention embodiment provides a kind of washing machine.
In view of this, embodiment according to the first aspect of the invention, the invention proposes a kind of door-hinge components, for doing washing
Machine, comprising: pedestal is provided with through-hole on pedestal；Central spindle is rotatably threaded through in through-hole, and interconnecting piece is provided in central spindle；The
One friction plate is fixed on the base；Second friction plate, is set in central spindle, and central spindle is followed to rotate, the rubbing surface of the first friction plate
It fits with the rubbing surface of the second friction plate；Elastic parts is set in central spindle, is connect with central spindle and pedestal, by the first friction
Piece and the second friction plate compress, also, when central spindle and pedestal relative rotation, elastic parts provides torsion for central spindle and pedestal,
And first friction plate and the second friction plate generate sliding friction.
Door-hinge component proposed by the present invention, central spindle is inserted into the through-hole of pedestal, by the elastic parts being mounted in central spindle,
Compress the first friction plate and the second friction plate, and then when central spindle is rotated relative to pedestal, the rubbing surface of the first friction plate and the
The rubbing surface of two friction plates mutually rubs, and provides a resistance for central spindle and pedestal, also, elastic parts itself also will central spindle with
Apply torsion between pedestal, provides another resistance for central spindle and pedestal, the two is superimposed, realizes biggish damping.Tool
Body, after assembling washing machine, central spindle is connect with one in door body or body, and pedestal is mounted on another in door body or body
On a, when door body closure, elastic parts is in tension, and in the opening procedure of door body, elastic parts gradually loosens, In
After door body fully opens, elastic parts is in relaxation state, or compared with relaxation state, during door body is closed, elastic parts
By relaxation state or compared with relaxation state, gradually to tense situation transition, then cooperate between the first friction plate and the second friction plate
The damping between door body and body is realized in friction, so that door body is slowly closed, is avoided due to speed when door body eminence falls
It is too fast, caused by door body and body sharp impacts, improve the service life and safety of washing machine.
In addition, the door-hinge component in above-described embodiment provided by the invention can also have following additional technical feature:
In the above-mentioned technical solutions, it is preferable that elastic parts includes: end baffle, is arranged in central spindle, and central spindle is followed to turn
It is dynamic；Axle sleeve is set in central spindle, between end baffle and the second friction plate；Torsional spring is set in outside axle sleeve, one end torsional spring
Arm is connected with pedestal, and other end torsional spring arm is connected with end baffle；Locating part is arranged in central spindle, is located at end baffle
Away from pedestal side, for fixing the installation site of end baffle.
In the technical scheme, torsional spring is set in central spindle, and one end torsional spring arm of torsional spring is fixed on the baffle of end, another
Torsional spring arm is held to fix on the base, sleeve is set in central spindle between end baffle and the second friction plate, when central spindle rotates
When, end baffle follows central spindle to rotate, and the torsional spring arm of one end of torsional spring is rotated, and other end torsional spring arm is fixed on the base, into
And torsional spring is made to shorten or extend.Specifically, after assembling washing machine, central spindle is connect with one in door body or body, pedestal
It is mounted on another in door body or body, when door body closure, torsional spring be in impaction state, by the weight realization door of door body
Closure between body and body, during door body is opened, torsional spring gradually loosens, and reduces to the resistance assembly of door body, in turn
The unlatching for facilitating door body, after door body fully opens, torsional spring is in relaxation state, or compared with relaxation state, causes door body will not be
It is fallen after rise under the action of torsional spring, during door body is closed, torsional spring gradually transits to impaction state by relaxation state, also, turns round
The torsion of spring is gradually increased, and the resistance that door body is subject to is gradually increased, and the process of the closing of door body is slower and slower, also, in door body
When just beginning to shut off, initial damping is provided for door body by two friction plates, and continuous action exists during door body is closed
In door body, and then the damping to door body is improved, is furthermore achieved and avoids since door body eminence whereabouts speed per hour is spent
Fastly, the sharp impacts of door body and body caused by improve the service life of washing machine and the technical effect of safety, and
And the elastic parts structure is simple, damping is reliable.
In any of the above-described technical solution, it is preferable that elastic parts further include: at least one elastic slice is set in central spindle,
Between the second friction plate and axle sleeve, side and the axle sleeve of elastic slice offset, and the other side offsets with the second friction plate, elastic slice setting
There is elastic warping part.
In the technical scheme, by the way that elastic slice, and the warping part of elasticity and base are arranged between the second friction plate and axle sleeve
Seat or central spindle offset, and then can adjust the distance between axle sleeve and the second friction plate, and energy by the position of adjusting locating part
Enough so that torsional spring generates deformation, and since the torsional spring arm at torsional spring both ends is fixed with central spindle and pedestal respectively, also, the first friction plate
There are certain frictional force between the second friction plate, and therefore, torsional spring can have certain pretightning force, and the pretightning force is less than two
Frictional force between friction plate, after torsional spring drives central spindle to rotate in the pretightning force, central spindle can rotate corresponding relative to pedestal
Angle, the rotation corresponding with the generation of the second friction plate of the first friction plate can't be made, so that central spindle can be relative to
Pedestal generates certain amount of spin, can change the interconnecting piece relative status of central spindle, realizes the initial of the central spindle of door-hinge component
There are certain variable quantities for angle, and then facilitate the installation of door-hinge component.Door-hinge component is being mounted on door body and body
During, due to the limitation of the opening angle of door body and the factors such as limitation of installation personnel self-condition, pacify for convenience
The certain free variable quantity of the initial angle setting of the central spindle of door-hinge component is avoided the established angle due to door-hinge component by dress
Degree cannot change, and lead to problem difficult to install.
In any of the above-described technical solution, it is preferable that central spindle is multi-diameter shaft；Central spindle includes: the first stepped part, and interconnecting piece is set
It sets on the first stepped part, the cross-sectional area of the first stepped part is greater than the cross-sectional area of through-hole；Second step ladder is located at the first rank
The one end in terraced portion, is threaded through in the through-hole of pedestal, and axle sleeve is set in second step ladder；Third stepped part is located at the second ladder
The one end in portion, locating part are fixed on third stepped part.
In the technical scheme, by the rational Design on Plane to central spindle, simplify the accessory process of door-hinge component, reduce door-hinge
The assembly difficulty of component saves assembly time, and can guarantee the reliability of door-hinge component.
In any of the above-described technical solution, it is preferable that be provided with the first location structure in second step ladder；On the baffle of end
It is provided with the second location structure compatible with the first location structure.
In the technical scheme, by the way that first fixed structure is arranged in second step ladder, is arranged on the baffle of end
Two fixed structures enable end baffle that central spindle is followed to rotate, and ensure that door-hinge component slows down the reliable of central spindle rotational speed
Property.
In any of the above-described technical solution, it is preferable that further include: limit stop ring is set in central spindle, is located at the first ladder
Between portion and pedestal.
In the technical scheme, by the way that limit stop ring is arranged between the first stepped part and pedestal, telescopic component pair is reduced
The pressure of pedestal, also, due to central spindle relative to pedestal rotate, can reduce the abrasion of pedestal, pedestal adopted
It is made of lower-cost material, reduces the production cost of pedestal.
In any of the above-described technical solution, it is preferable that be provided with the first mounting hole, the torsional spring of one end of torsional spring on the baffle of end
Arm is arranged in the first mounting hole；It is respectively arranged with the second mounting hole and third mounting hole on first friction plate and pedestal, torsional spring is another
The torsional spring arm of one end is set to the second mounting hole and third mounting hole.
In the technical scheme, by the way that the first mounting hole is arranged on the baffle of end, the torsional spring arm of one end of torsional spring is arranged in
First mounting hole realizes the connection of torsional spring and end baffle, is respectively arranged with the second mounting hole on the first friction plate and pedestal
It is set to the second mounting hole and third mounting hole with the torsional spring arm of third mounting hole, the torsional spring other end, realizes the company of torsional spring and pedestal
It connects, also, the assembly method of grafting is simple, saves assembly time.
In any of the above-described technical solution, it is preferable that locating part is nut, and spiral shell compatible with nut is provided in central spindle
Line.
In the technical scheme, by setting nut for locating part, cooperate with central spindle, end baffle is consolidated in realization
Fixed, connection type is reliable, further, it is possible to rapidly adjust the distance between axle sleeve and the second friction plate.
In any of the above-described technical solution, it is preferable that further include: shell, pedestal are arranged on shell；Shell includes:
One shell, pedestal are arranged on the first shell；Second shell is adapted with first shell.
In the technical scheme, telescopic component central spindle etc. is protected on shell, and by shell by being arranged pedestal
Shield guarantees the reliability of door-hinge component operation.
Embodiment according to the second aspect of the invention, the invention proposes a kind of washing machines, comprising: such as above-mentioned technical proposal
Any one of described in door-hinge component.
Washing machine proposed by the present invention, because including the door-hinge component as described in any one of above-mentioned technical proposal, therefore, tool
Just like whole beneficial effects of door-hinge component described in any one of above-mentioned technical proposal, no longer state one by one herein.
Additional aspect and advantage of the invention will become obviously in following description section, or practice through the invention
Recognize.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 shows the structural schematic diagram of door-hinge component provided by one embodiment of the present invention；
Fig. 2 shows the A-A of door-hinge component as shown in Figure 1 to cross-sectional view；
Fig. 3 shows the left view of door-hinge component as shown in Figure 1；
Fig. 4 shows the cross-sectional view of the B-B direction of door-hinge component as shown in Figure 3；
Fig. 5 shows the structural schematic diagram that the door-hinge component that another embodiment of the present invention provides does not include shell and pedestal；
Fig. 6 shows the main view of central spindle in door-hinge component as shown in Figure 5；
Fig. 7 shows the right view of central spindle in door-hinge component as shown in Figure 5；
Fig. 8 shows the left view of central spindle in door-hinge component as shown in Figure 5；
Fig. 9 shows the explosive view of door-hinge component as shown in Figure 1；
Figure 10 shows the relative rotation angle and institute of central spindle and shell in door-hinge component provided by one embodiment of the present invention
By the schematic diagram of the relationship between resistance.
Wherein, corresponding relationship of the Fig. 1 into Figure 10 between appended drawing reference and component names are as follows:
1 door-hinge component, 10 pedestals, 20 central spindles, 200 interconnecting pieces, 202 first stepped parts, 204 second step ladders, 206 thirds
Stepped part, 30 elastic parts, 302 end baffles, 304 axle sleeves, 306 torsional springs, 308 locating parts, 42 first friction plates, 44 second rub
Pad, 50 elastic slices, 60 limit stop rings, 70 shells, 702 first shells, 704 second shells.
Specific embodiment
To better understand the objects, features and advantages of the present invention, with reference to the accompanying drawing and specific real
Applying mode, the present invention is further described in detail.It should be noted that in the absence of conflict, the implementation of the application
Feature in example and embodiment can be combined with each other.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, still, the present invention may be used also
To be implemented using other than the one described here other modes, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
The door-hinge component provided according to some embodiments of the invention is described referring to Fig. 1 to Fig. 9.
As shown in Figures 1 to 9, embodiment according to the first aspect of the invention, the present invention provides a kind of door-hinge component 1,
For washing machine, comprising: pedestal 10 is provided with through-hole on pedestal 10；Central spindle 20, is rotatably threaded through in through-hole, central spindle 20
On be provided with interconnecting piece 200；First friction plate 42, is fixed on pedestal 10；Second friction plate 44, is set in central spindle 20, with
It is rotated with central spindle 20, the rubbing surface of the first friction plate 42 and the rubbing surface of the second friction plate 44 fit；Elastic parts 30, is arranged
It in central spindle 20, connect, the first friction plate 42 and the second friction plate 44 is compressed, also, work as central spindle with central spindle 20 and pedestal 10
20 with 10 relative rotation of pedestal when, elastic parts 30 is that central spindle 20 and pedestal 10 provide torsion.
Door-hinge component 1 provided by the invention, central spindle 20 are inserted into the through-hole of pedestal 10, and the bullet being mounted in central spindle 20 is passed through
Property component 30, compress the first friction plate 42 and the second friction plate 44, and then when central spindle 20 is relative to the rotation of pedestal 10, first rubs
The rubbing surface of pad 42 and the rubbing surface of the second friction plate 44 mutually rub, and provide a resistance for central spindle 20 and pedestal 10, also,
Elastic parts 30 itself also will apply torsion between central spindle 20 and pedestal 10, provide another resistance for central spindle 20 and pedestal 10
Power, the two is superimposed, realizes biggish damping.Specifically, after assembling washing machine, in central spindle 20 and door body or body
One connection, pedestal 10 are mounted on another in door body or body, and when door body closure, elastic parts 30 is in nervous shape
State, in the opening procedure of door body, elastic parts 30 gradually loosens, and after door body fully opens, elastic parts 30, which is in, to be loosened
State, or compared with relaxation state, during door body is closed, elastic parts 30 by relaxation state or compared with relaxation state, gradually to
Tense situation transition, then cooperate the friction between the first friction plate 42 and the second friction plate 44, it realizes between door body and body
Damping is avoided due to excessive velocities when door body eminence falls so that door body is slowly closed, caused by door body and body
Sharp impacts improve the service life and safety of washing machine.
Wherein it is preferred to which interconnecting piece 200 is the flat position being arranged in central spindle 20；First friction plate 42 and the second friction plate
44 be dead turn.
In one embodiment of the invention, it is preferable that shown in as shown in Figure 1, Figure 2, Fig. 5 and Fig. 9, elastic parts 30 includes:
End baffle 302 is arranged in central spindle 20, and central spindle 20 is followed to rotate；Axle sleeve 304 is set in central spindle 20, is located at end baffle
302 and second between friction plate 44；Torsional spring 306 is set in outside axle sleeve 304, and one end torsional spring arm is connected with pedestal 10, the other end
Torsional spring arm is connected with end baffle 302；Locating part 308 is arranged in central spindle 20, is located at end baffle 302 and deviates from pedestal 10
Side, for fixing the installation site of end baffle 302.
In this embodiment, torsional spring 306 is set in central spindle 20, and one end torsional spring arm of torsional spring 306 is fixed on end baffle
On 302, other end torsional spring arm is fixed on pedestal 10, and sleeve, which is set in central spindle 20, is located at end baffle 302 and the second friction
Between piece 44, when central spindle 20 rotates, end baffle 302 follows central spindle 20 to rotate, and rotates the torsional spring arm of 306 one end of torsional spring,
And other end torsional spring arm is fixed on pedestal 10, so that torsional spring 306 shortens or elongation.Specifically, after assembling washing machine,
Central spindle 20 is connect with one in door body or body, and pedestal 10 is mounted on another in door body or body, when door body is closed
When, torsional spring 306 is in impaction state, the closure between door body and body is realized by the weight of door body, in the process that door body is opened
In, torsional spring 306 is gradually recovered former length, reduces, and then facilitate the unlatching of door body to the resistance assembly of door body, fully opens in door body
Afterwards, torsional spring 306 is in former long, or close to former long state, causes door body not fall after rise under the action of torsional spring 306, in door body
During closing, torsional spring 306 is gradually long by original or transits to impaction state close to former long status, in the process torsional spring 306
Torsion be gradually increased, the resistance that door body is subject to is gradually increased, and the closing of door body is slower and slower, also, just starts to close in door body
When closing, provide initial damping for door body by two friction plates, and during door body is closed continuous action in door body, into
And the damping to door body is improved, it is furthermore achieved and avoids due to excessive velocities when door body eminence falls, and cause
Door body and body sharp impacts, improve the service life of washing machine and the technical effect of safety, also, the elasticity group
30 structure of part is simple, and damping is reliable.
Further, as shown in Fig. 2, Fig. 4, Fig. 5 and Fig. 9, locating part 308 is nut, is provided in central spindle 20 and nut
Compatible screw thread；Or pin member, pin hole is provided in central spindle 20, pin member is inserted into pin hole and realizes limit.
In a particular embodiment, according to the opening direction of washing machine door body, torsional spring 306 can be using dextrorotation or inverse rotation.
In one embodiment of the invention, it is preferable that as shown in Fig. 2 and Fig. 9, elastic parts 30 further include: at least one
A elastic slice 50, is set in central spindle 20, between the second friction plate 44 and axle sleeve 304, side and 304 phase of axle sleeve of elastic slice 50
It supports, the other side offsets with the second friction plate 44, and elastic slice 50 is provided with elastic warping part.
In this embodiment, by the screw-in depth of adjusting nut, the deformation of elastic slice 50 is adjusted, to control 20 phase of central spindle
For the size for rotating freely angle of pedestal 10, elastic slice 50 is set between the second friction plate 44 and axle sleeve 304, and then can
By adjusting the position of locating part 308, the distance between axle sleeve 304 and the second friction plate 44 are adjusted, and enable to torsional spring 306
Deformation is generated, and since the torsional spring arm at 306 both ends of torsional spring is fixed with central spindle 20 and pedestal 10 respectively, also, the first friction plate 42
There are certain frictional force between the second friction plate 44, and therefore, torsional spring 306 can have certain pretightning force, and torsional spring 306 exists
After driving central spindle 20 to rotate in the pretightning force, central spindle 20 can rotate corresponding angle relative to pedestal 10, can't make the
One friction plate 42 generates corresponding rotation with the second friction plate 44, so that central spindle 20 can generate centainly relative to pedestal 10
Amount of spin, can change 200 relative status of interconnecting piece of central spindle 20, realize the initial angle of the central spindle 20 of door-hinge component 1
There are certain variable quantities, and then facilitate the installation of door-hinge component 1.Door-hinge component 1 is being mounted on door body and body
In the process, due to the factors such as the limitation of the opening angle of door body and the limitation of installation personnel self-condition, pacify for convenience
The certain free variable quantity of the initial angle setting of the central spindle 20 of door-hinge component 1 is avoided the peace due to door-hinge component 1 by dress
Dress angle cannot change, and lead to problem difficult to install.
Wherein, when the frictional force between the first friction plate 42 and the second friction plate 44 is less than the torsion of torsional spring 306, central spindle
20 are able to achieve the change of corresponding angle.
In a particular embodiment, it is preferable that as shown in Fig. 2 and Fig. 9, elastic slice 50 in a ring, is set in central spindle 20, elastic slice
50 inner ring is provided with elastic warping part, or uses bowl-shape elastic slice 50, is set in central spindle 20.
In one embodiment of the invention, it is preferable that as shown in Fig. 2 and Fig. 5 to Fig. 9, central spindle 20 is multi-diameter shaft；
Central spindle 20 includes: the first stepped part 202, and interconnecting piece 200 is arranged on the first stepped part 202, the cross section of the first stepped part 202
Product is greater than the cross-sectional area of through-hole；Second step ladder 204 is inserted into pedestal 10 positioned at one end of the first stepped part 202；Third rank
Terraced portion 206, positioned at one end of second step ladder 204, axle sleeve 304 is set on third stepped part 206.
In this embodiment, by the rational Design on Plane to central spindle, simplify the accessory process of door-hinge component 1, reduce door-hinge
The assembly difficulty of component 1 saves assembly time, and can guarantee the reliability of door-hinge component 1.
In one embodiment of the invention, it is preferable that as shown in Figures 6 to 9, the is provided in second step ladder 204
One location structure；The second location structure compatible with the first location structure is provided on end baffle 302.
In this embodiment, it by the way that first fixed structure is arranged in second step ladder 204, is set on end baffle 302
The second fixed structure is set, enables end baffle 302 that central spindle 20 is followed to rotate, ensure that door-hinge component 1 slows down central spindle 20 and returns
The reliability of rotary speed.
Specifically, end baffle 302 is end retaining ring.
In a particular embodiment, flat position or keyway, end baffle 302 and the second ladder are provided in second step ladder 204
Portion 204 is adapted, and is rotated while realization between second step ladder 204 and end baffle 302.
In one embodiment of the invention, it is preferable that as shown in Fig. 2, Fig. 5 and Fig. 9, further includes: limit stop ring 60, set
It is located in central spindle 20, between the first stepped part 202 and pedestal 10.
In this embodiment, by the way that limit stop ring 60 is arranged between the first stepped part 202 and pedestal 10, flexible group is reduced
Part is to the pressure of pedestal 10, also, since central spindle 20 is rotated relative to pedestal 10, can reduce the abrasion of pedestal 10, make
Obtaining pedestal 10 can be made of lower-cost material, reduce the production cost of pedestal 10.
In one embodiment of the invention, it is preferable that as shown in Fig. 2 and Fig. 9, be provided with first on end baffle 302
The torsional spring arm of mounting hole, 306 one end of torsional spring is arranged in the first mounting hole；The is respectively arranged on first friction plate 42 and pedestal 10
The torsional spring arm of two mounting holes and third mounting hole, 306 other end of torsional spring is set to the second mounting hole and third mounting hole.
In this embodiment, by the way that the first mounting hole is arranged on end baffle 302, the torsional spring arm of 306 one end of torsional spring is worn
Set on the first mounting hole, realizes the connection of torsional spring 306 and end baffle 302, set respectively on the first friction plate 42 and pedestal 10
It is equipped with the second mounting hole and third mounting hole, the torsional spring arm of 306 other end of torsional spring is set to the second mounting hole and third mounting hole, real
The connection of existing torsional spring 306 and pedestal 10, also, realize the relatively-stationary of pedestal and the first friction plate 42, and, the dress of grafting
It is simple with mode, save assembly time.
In a particular embodiment, the first friction plate 42 can be embedded in pedestal 10, carry out injection molding with pedestal 10, or
First friction plate 42 is sticked on pedestal 10, alternatively, being fixed on pedestal 10 using the first friction plate of screw 42 by person using viscose glue
On.
In one embodiment of the invention, it is preferable that as shown in Figure 1 to Figure 4 and shown in Fig. 9, further includes: shell 70, base
Seat 10 is arranged on shell 70；Shell 70 includes: first shell 702, and pedestal 10 is arranged in first shell 702；Second shell
704, it is adapted with first shell 702.
In this embodiment, by being arranged pedestal 10 on shell 70, and by shell 70 to telescopic component central spindle 20 etc.
It is protected, guarantees the reliability that door-hinge component 1 works.
Specifically, pedestal 10 and 702 integrated injection molding of first shell.
The initial angle of flat position can pass through nut, end retaining ring, axis in central spindle 20 in door-hinge component 1 provided by the invention
The pretightning force for covering 304, elastic slice 50 is freely adjusted.Sufficiently solve door-hinge component 1 initial angle be not adjustable cause it is difficult to install
Problem.
Door-hinge component 1 provided by the invention realizes large torque by the combination of two kinds of structures of torsional spring 306 and friction plate
Door-hinge component 1 leads to installation difficulty further, it is possible to sufficiently solve damper initial angle and be not adjustable.
Wherein, large torque damping specifically are as follows: the first friction plate 42 and 44 surface of the second friction plate are equipped with non-light
Sliding rubbing surface increases the coefficient of friction of the first friction plate 42 and 44 surface of the second friction plate, produces certain frictional force Ff；
Meanwhile the torsional spring arm of one end of torsional spring 306 is inserted in end baffle 302 with central spindle 20 without relative motion, other end torsional spring arm is worn
The second friction plate 44 is crossed, pedestal 10 is inserted into, with shell 70 without relative rotation, when shell 70 is moved with respect to central spindle 20, torsional spring 306
By knob power, the whereabouts of the door closure of washing machine is hindered, generates another resistance, two resistances are superimposed, play bigger
Damping.
Solution specifically is difficult to install are as follows: since door for washing machine opening angle limits, and because assembly operator itself
The factors such as condition limitation, in order to facilitate the installation of, the initial angle of central spindle 20 will have certain free variable quantity in door-hinge component 1,
Assembly crewman is allowed freely to adjust the relative angle of central spindle 20 in door-hinge component 1.
As shown in Figure 10, door-hinge component 1 provided by the invention is generated by the first friction plate 42 and the second friction plate 44
Damping force Ff, overcome the torsion F of the torsional spring 306 of certain numerical valuey, the central spindle 20 of door-hinge component 1 is made to have certain negative angle α1,
And then it effectively solves current 1 setting angle of door-hinge component and is not adjustable caused installation difficulty, also, the torsion of torsional spring 306
Power FyRotation angle [alpha] with central spindle 20 relative to pedestal 10 is gradually incremented by, door body open and close to utmostly when, 20 phase of central spindle
Rotation angle for pedestal 10 is α2, the torsion F of the state torsional spring 306yIn maximum rating.
In a particular embodiment, coefficient of friction between the first friction plate 42 and the second friction plate 44 is bigger, torsional spring 306 is turned round
When power is bigger, the damping that door-hinge component 1 generates is more obvious.
Embodiment according to the second aspect of the invention, the present invention provides a kind of washing machines, comprising: such as any of the above-described implementation
The door-hinge component 1 that example provides.
Therefore washing machine proposed by the present invention, has such as because including the door-hinge component 1 provided such as above-mentioned any embodiment
The whole beneficial effects for the door-hinge component 1 that any of the above-described embodiment provides, are no longer stated one by one herein.
In conclusion door-hinge component 1 provided by the invention, central spindle 20 is inserted into the through-hole of pedestal 10, by being mounted on axis
Elastic parts 30 on core 20 compresses the first friction plate 42 and the second friction plate 44, and then revolves in central spindle 20 relative to pedestal 10
When turning, the rubbing surface of the first friction plate 42 and the rubbing surface of the second friction plate 44 mutually rub, and provide one for central spindle 20 and pedestal 10
A resistance, also, elastic parts 30 itself also will apply torsion between central spindle 20 and pedestal 10, mention for central spindle 20 with pedestal 10
For another resistance, the two is superimposed, realizes biggish damping.Specifically, after assembling washing machine, central spindle 20 and door body
Or one in body connection, pedestal 10 is mounted on another in door body or body, when door body closure, elastic parts 30
In tension, in the opening procedure of door body, elastic parts 30 gradually loosens, after door body fully opens, elastic parts
30 are in relaxation state, or compared with relaxation state, during door body is closed, elastic parts 30 loosens shape by relaxation state or relatively
State gradually to tense situation transition, then cooperates the friction between the first friction plate 42 and the second friction plate 44, realizes door body and machine
Damping between body is avoided due to excessive velocities when door body eminence falls so that door body is slowly closed, caused by door body
With the sharp impacts of body, the service life and safety of washing machine are improved.
In the present invention, term " first ", " second " are only used for the purpose described, are not understood to indicate or imply phase
To importance, the terms such as term " connected ", " connection " be shall be understood in a broad sense, for example, " connection " may be a fixed connection, it can also
To be to be detachably connected, or be integrally connected；" connected " can be directly connected, can also indirectly connected through an intermediary,
For the ordinary skill in the art, can understand as the case may be above-mentioned term in the present invention specifically contain
Justice.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one reality of the invention
It applies in example or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment or reality
Example.Moreover, description particular features, structures, materials, or characteristics can in any one or more of the embodiments or examples with
Suitable mode combines.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of door-hinge component (1) is used for washing machine characterized by comprising
Pedestal (10) is provided with through-hole on the pedestal (10)；
Central spindle (20), is rotatably threaded through in the through-hole, is provided with interconnecting piece (200) on the central spindle (20)；
First friction plate (42) is fixed on the pedestal (10)；
Second friction plate (44) is set on the central spindle (20), follows the central spindle (20) to rotate, first friction plate
(42) rubbing surface and the rubbing surface of second friction plate (44) fit；
Elastic parts (30) is set on the central spindle (20), is connect with the central spindle (20) and the pedestal (10), will be described
First friction plate (42) and second friction plate (44) compress, also, when the central spindle (20) and the pedestal (10) are opposite
When rotation, elastic parts (30) is that the central spindle (20) and the pedestal (10) provide torsion.
2. door-hinge component (1) according to claim 1, which is characterized in that the elastic parts (30) includes:
End baffle (302) is arranged on the central spindle (20), and the central spindle (20) is followed to rotate；
Axle sleeve (304) is set on the central spindle (20), is located at the end baffle (302) and second friction plate (44)
Between；
Torsional spring (306) is set in the axle sleeve (304) outside, and one end torsional spring arm is connected with the pedestal (10), other end torsional spring
Arm is connected with the end baffle (302)；
Locating part (308) is arranged on the central spindle (20), is located at the end baffle (302) and deviates from the pedestal (10) one
Side, for fixing the installation site of the end baffle (302).
3. door-hinge component (1) according to claim 2, which is characterized in that the elastic parts (30) further include:
At least one elastic slice (50), is set on the central spindle (20), is located at second friction plate (44) and the axle sleeve
(304) between, side and the axle sleeve (304) of the elastic slice (50) offset, the other side and the second friction plate (44) phase
It supports, the elastic slice (50) is provided with elastic warping part.
4. door-hinge component (1) according to claim 3, which is characterized in that
The central spindle (20) is multi-diameter shaft；
The central spindle (20) includes:
First stepped part (202), the interconnecting piece (200) are arranged on first stepped part (202), first stepped part
Cross-sectional area be greater than the through-hole cross-sectional area；
Second step ladder (204) is threaded through in the through-hole of the pedestal (10) positioned at one end of first stepped part, described
Axle sleeve (304) is set on the second step ladder (204)；
Third stepped part (206), positioned at one end of the second step ladder, the locating part (308) is fixed on the third rank
On terraced portion (206).
5. door-hinge component (1) according to claim 4, which is characterized in that
The first location structure is provided in the second step ladder；
The second location structure compatible with first location structure is provided on the end baffle (302).
6. door-hinge component (1) according to claim 4, which is characterized in that further include:
Limit stop ring (60) is set on the central spindle (20), between first stepped part and the pedestal (10).
7. door-hinge component (1) according to claim 3, which is characterized in that
The first mounting hole is provided on the end baffle (302), the torsional spring arm of described torsional spring (306) one end is arranged in described
One mounting hole；
The second mounting hole and third mounting hole, the torsion are respectively arranged on first friction plate (42) and the pedestal (10)
The torsional spring arm of spring (306) other end is inserted in second mounting hole and the third mounting hole.
8. door-hinge component (1) according to any one of claim 3 to 7, which is characterized in that
The locating part (308) is nut, is provided with screw thread compatible with the nut on the central spindle (20).
9. door-hinge component (1) according to any one of claim 1 to 7, which is characterized in that further include: shell (70), institute
Pedestal (10) are stated to be arranged on the shell (70)；
The shell (70) includes:
First shell (702), the pedestal (10) are arranged on the first shell (702)；
Second shell (704) is adapted with the first shell (702).
10. a kind of washing machine characterized by comprising
Such as door-hinge component (1) according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810465778.8A CN110499979B (en) | 2018-05-16 | 2018-05-16 | Door shaft assembly and washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810465778.8A CN110499979B (en) | 2018-05-16 | 2018-05-16 | Door shaft assembly and washing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110499979A true CN110499979A (en) | 2019-11-26 |
| CN110499979B CN110499979B (en) | 2021-08-20 |
Family
ID=68584687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810465778.8A Active CN110499979B (en) | 2018-05-16 | 2018-05-16 | Door shaft assembly and washing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110499979B (en) |
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| CN103266820A (en) * | 2013-05-27 | 2013-08-28 | 延锋伟世通汽车饰件系统有限公司 | Free stopping mechanism |
| CN104727679A (en) * | 2014-07-03 | 2015-06-24 | 佛山市顺德区美的洗涤电器制造有限公司 | Door articulated mechanism and dish washing machine |
| US9557776B1 (en) * | 2016-05-10 | 2017-01-31 | Zagg Intellectual Property Holding Co., Inc. | Friction resistance hinge with auto-lock |
| CN107245851A (en) * | 2017-05-31 | 2017-10-13 | 青岛海尔洗衣机有限公司 | A kind of door closure device and method and washing machine with power-assisted and damping function |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040226782A1 (en) * | 2003-05-13 | 2004-11-18 | Joon-Hee Lim | Hinge apparatus of mobile terminal |
| CN1978929A (en) * | 2005-12-01 | 2007-06-13 | 鸿富锦精密工业（深圳）有限公司 | Hinge structure |
| CN201326643Y (en) * | 2008-12-26 | 2009-10-14 | 真益电子（深圳）有限公司 | A rotating shaft structure |
| CN202706731U (en) * | 2012-05-29 | 2013-01-30 | 绍兴巴菲酒店用品制造有限公司 | Omni-directional hinge device on buffet furnace |
| CN103266820A (en) * | 2013-05-27 | 2013-08-28 | 延锋伟世通汽车饰件系统有限公司 | Free stopping mechanism |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN110499979B (en) | 2021-08-20 |
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