CN101845740B - Hinge device for opening and closing washing machine cover - Google Patents
Hinge device for opening and closing washing machine cover Download PDFInfo
- Publication number
- CN101845740B CN101845740B CN2010101432023A CN201010143202A CN101845740B CN 101845740 B CN101845740 B CN 101845740B CN 2010101432023 A CN2010101432023 A CN 2010101432023A CN 201010143202 A CN201010143202 A CN 201010143202A CN 101845740 B CN101845740 B CN 101845740B
- Authority
- CN
- China
- Prior art keywords
- washing machine
- shaft damper
- machine cover
- cam
- cover
- 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.)
- Expired - Fee Related
Links
Images
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
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/26—Casings; Tubs
- D06F37/28—Doors; Security 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
- E05D11/06—Devices for limiting the opening movement of hinges
-
- 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
- E05F1/00—Closers or openers for wings, not otherwise provided for in this subclass
- E05F1/08—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings
- E05F1/10—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance
- E05F1/12—Mechanisms in the shape of hinges or pivots, operated by springs
- E05F1/1207—Mechanisms in the shape of hinges or pivots, operated by springs with a coil spring parallel with the pivot axis
- E05F1/1223—Mechanisms in the shape of hinges or pivots, operated by springs with a coil spring parallel with the pivot axis with a compression or traction spring
-
- 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
- E05F5/02—Braking devices, e.g. checks; Stops; Buffers specially for preventing the slamming of swinging wings during final closing movement, e.g. jamb stops
- E05F5/027—Braking devices, e.g. checks; Stops; Buffers specially for preventing the slamming of swinging wings during final closing movement, e.g. jamb stops with closing action
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F1/00—Springs
-
- 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
- D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
- D06F2105/44—Opening, closing or locking of doors
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
Abstract
The invention provides a hinge device for opening and closing a washing machine cover, which can rotatably support the washing machine cover. The conventional device has a cover with heavy weight, thereby it is difficult to open the cover and is easy to produce noise when hands leave the cover in the period of opening of cover. According to the invention, a drive cam is arranged on a shaft damper and contacts with a driven cam which is forced by a compressed spring so as to unify the damping force generated by the rotation movement of the shaft damper and the compression force of the compressed spring and the hinge shaft plays a role of guiding the rectilinear movement of the driven cam. Accordingly, it is possible to lift the cover of the washing machine easily and greatly improve the security owing to playing the role of the damper as much as possible when hands leave the washing machine cover.
Description
Technical field
The present invention relates to the hinge device for opening and closing washing machine cover of support washing machine lid rotationally; In more detail, be about mildly to close washing machine cover with not sounding and to compare the hinge device for opening and closing washing machine cover that the mode that can gentlier open supports with own wt.
Background technology
Usually, on the sink of washing machine, can dispose lid rotationally, in the past, propose the parts of variety of way as the hinge means that carries out the rotary opening closing of said washing machine cover efficiently.
In the past; Use as main damper function under the situation of mode of spring power; It is difficult carrying out torque adjustment through the anglec of rotation variation of lid; Thereby slack-off to the free-falling commencing speed of the direction of closing lid, finally closing the possibility height that the noise of " bang " takes place cover.
In addition,, lift easily, but when lifting fully, also might shake with " bang " sound thereby become to the restoring force of the directive effect spring of opening lid.
In the past, under the situation of Shaft damper mode, lifting the device that does not have to make the own wt minimizing on the direction of lid with variable torque/one direction function; Not only open lid and become difficult, and in lifting the process of lid, when hand is decontroled lid; That is, from the direction lifted to the direction of closing, when direction is sharply switched; Almost can not bring into play the damper effect, its result exists in and finally closes the unfavorable condition that " bang " sound takes place cover.
In the past; Use the mode of compression spring and Shaft damper to be respectively, the damping force of the elastic force of compression spring and Shaft damper not by the situation of blocking under, exist torque to scatter and manage the problem that becomes difficult; Under the situation that compression spring and Shaft damper are made up of single housing; Owing in single housing, accommodate high power value, so there is following problem: make the housing extension for bearing internal pressure, and be that reason causes cost high to replenish material and rigidity etc.
Summary of the invention
The present invention researches and develops in view of above-mentioned problem points in the past; Its objective is provides a kind of hinge device for opening and closing washing machine cover; When closing washing machine cover; Begin to be free to drop down to from certain angle and finally close cover and also sound does not take place and mildly close, and when opening washing machine cover, compare lightly with own wt and be lifted.
The present invention to achieve these goals; It is characterized in that; Driving cam is set on Shaft damper and it is contacted with the inverted cam that is compressed spring-loaded; The damping force blocking that rotatablely moving of Shaft damper damping force that produces and the compression stress of compressing spring are produced, hinge axis has the straight-line guide function that is used for inverted cam concurrently.
Hinge device for opening and closing washing machine cover of the present invention possesses: Shaft damper is fixedly set in the inside of the hinge connecting portion of washing machine cover, and correspondingly produces variable torque with the anglec of rotation, and is set greatlyyer to the damping force of a direction; Driving cam is fixedly set in the front end of said Shaft damper, and the revolving force of Shaft damper is delivered to inverted cam; Hinge axis is provided with to the outstanding body of the washing machine joint portion, the outside of the hinge connecting portion of washing machine cover a side of flange, is provided with spring support portion and Shaft damper joint portion the opposing party of flange; Inverted cam can being set at the Shaft damper joint portion of said hinge axis in the mode that right and left moves up, and is connected with driving cam; The compression spring, chimeric and inverted cam carried out reinforcing with the spring support portion of said hinge axis; Cam shell is built-in with said hinge axis, inverted cam, compression spring; And a plurality of combination screws, said Shaft damper and cam shell linked together and can blocking.
In hinge device for opening and closing washing machine cover of the present invention; Periphery both sides in the Shaft damper joint portion of hinge axis are concaved with guide-track groove, are formed with and the corresponding direction protrusion of guide-track groove in the interior all both sides with the chimeric inverted cam in the Shaft damper joint portion of hinge axis.
The effect of invention
According to the present invention, when closing washing machine cover, begin to be free to drop down to from certain angle and finally close cover and can both mildly close, the noise of " bang " sound etc. can not take place in its result.
In addition, when opening washing machine cover, gentlier lift lid than the own wt of washing machine cover; Can realize easy up-down (easy lift), in lifting the process of washing machine cover, during from hand relieving washing machine cover; That is, when switching the damper direction suddenly, can realize the damper effect to greatest extent; Its result can increase substantially security.
Description of drawings
Fig. 1 is the exploded perspective view of an embodiment of the present invention.
Fig. 2 is the front view of bonding state of hinge axis and the inverted cam of this embodiment.
Fig. 3 is the side view of the hinge axis of this embodiment.
Fig. 4 is the side view of the inverted cam of this embodiment.
Fig. 5 is that the major part of this embodiment is separated front view.
Fig. 6 A is the stereogram of the state of uncapping of the washing machine cover of this embodiment.
Fig. 6 B is the stereogram that closes the state of lid of the washing machine cover of this embodiment.
Fig. 7 A is main the front view of the state of uncapping of the washing machine cover of this embodiment.
Fig. 7 B is main the front view that closes the state of lid of the washing machine cover of this embodiment.
Among the figure:
The 10-Shaft damper, 20-driving cam, 30-hinge axis, 31-flange; 32-body of the washing machine joint portion, 33-spring support portion, 34-Shaft damper joint portion, 35-guide-track groove; The 40-inverted cam, the 43-direction protrusion, 50-compresses spring, 60-cam shell; 70-combines screw, 100-hinge means, 200-washing machine cover, 210-hinge connecting portion.
The specific embodiment
Below, according to accompanying drawing further explain concrete technology contents of the present invention.
Fig. 1 representes the exploded perspective view of an embodiment of the present invention, and Fig. 2 representes the front view of bonding state of hinge axis and the inverted cam of this embodiment, and Fig. 3 and Fig. 4 represent side view and the side view of inverted cam of the hinge axis of this embodiment.
Hinge device for opening and closing washing machine cover 100 of the present invention has: Shaft damper 10; Be fixedly set in the inside of the hinge connecting portion 210 of washing machine cover 200; Correspondingly produce variable torque with the anglec of rotation, and be set greatlyyer to the damping force of a direction; Driving cam 20 is fixedly set in the front end of said Shaft damper 10, and the revolving force of Shaft damper 10 is delivered to inverted cam 40; Hinge axis 30 is provided with to the outstanding body of the washing machine joint portion 32, the outside of the hinge connecting portion 210 of washing machine cover 200 a side of flange 31, and is provided with spring support portion 33 and Shaft damper joint portion 34 the opposing party of flange 32; Inverted cam 40 can being set in the mode that right and left moves up on the Shaft damper joint portion 34 of said hinge axis 30, and is connected with driving cam 20; Compress spring 50, be embedded in the spring support portion 33 of said hinge axis 30, and inverted cam 40 is carried out reinforcing; Cam shell 60, in said hinge axis 30, inverted cam 40, compression spring 50 are housed; And a plurality of combination screws 70, said Shaft damper 10 and cam shell 60 are linked together and can blocking.
In hinge device for opening and closing washing machine cover 100 of the present invention; Periphery both sides in the Shaft damper joint portion 34 of hinge axis 30 are concaved with guide-track groove 35, are formed with and they corresponding direction protrusions 43 in the interior all both sides with the chimeric inverted cam 40 in the Shaft damper joint portion of hinge axis 30.
In the present invention; Correspondingly produce variable torque with the anglec of rotation; And the Shaft damper 10 to the damping force of a direction is set greatlyyer is known parts, omits that it is bright specifically, unaccounted symbol 80 expression Shaft damper hold-down screws in the Reference numeral.
Fig. 5 representes that the major part of this embodiment separates front view.
As shown in Figure 5; Hinge device for opening and closing washing machine cover of the present invention 100 with said structure is; With built-in hinge axis 30, inverted cam 40 and the cam shell 60 of compression spring 50 and the Shaft damper 10 that front end is provided with driving cam 20; Assemble through a plurality of combination screws 70, as an assembly and device that can blocking, the inside of the front end of the body of the washing machine joint portion 32 of hinge axis 30 to insert the hinge connecting portion 210 of washing machine cover 200 to the outstanding mode in outside; Through Shaft damper hold-down screw 80 Shaft damper 10 is assembled on the washing machine cover 200, then can be provided with simply.
Fig. 6 A and Fig. 7 A represent the stereogram and the main portion front view of the state of uncapping of the washing machine cover of this embodiment, and Fig. 6 B and Fig. 7 B represent the stereogram that closes the state of lid and the main portion front view of the washing machine cover of this embodiment.
Hinge device for opening and closing washing machine cover 100 of the present invention is; Driving cam 20 is set on Shaft damper 10; And the inverted cams 40 afterburning with being compressed spring 50 contact; Thus, the damping force that the rotatablely move damping force that produces and the compression stress of compressing spring 50 of Shaft damper 10 produces is by blocking, and the rectilinear motion of 30 pairs of inverted cams 40 of hinge axis leads.
In hinge device for opening and closing washing machine cover 100 of the present invention; Under the state of uncapping of washing machine cover, shown in Fig. 6 A and Fig. 7 A, driving cam 20 side shiftings that inverted cam 40 is connected to the front end with Shaft damper 10; Thus, compression spring 50 is in the state of stretching, extension.
Under the above-mentioned state of uncapping; When closing washing machine cover 200; Shaft damper 10 that is connected with hinge axis 30 and driving cam 20 rotate to a direction, and thus, inverted cam 40 one side that are connected with driving cam 20 are to flange 31 side shiftings of hinge axis 30; On one side compression spring 50 is compressed, thereby close the amount that the speed of lid reduces the decrement increase of compression spring 50 gradually.
Promptly; In the present invention; When washing machine cover 200 is closed; Because with the work elasticity of compression power of compression spring 50 of the damping force one of Shaft damper 10, so washing machine cover 200 finally closes cover and can not sound and mildly close through freely falling to begin to drop to from certain angle.
On the other hand, in the present invention, when beating the washing machine cover 200 of open-close lid state, compression spring 50 acts on the d/d direction of elasticity of compression power, thereby can lift washing machine cover 200 lightly with the power littler than the own wt of washing machine cover 200.
And, in the present invention, in the process of opening washing machine cover 200; Decontrol washing machine cover from hand, under the situation that washing machine cover 200 is closed again, before the damping force effect of Shaft damper 10; The compression of the compression spring 50 that stretches once more, thereby can prevent to close sharp lid.
More than explanation the invention is not restricted to above-mentioned embodiment and accompanying drawing; In the scope that does not break away from technological thought of the present invention, can carry out various displacements, distortion and change, this be have in the technical field under the present invention common knowledge the technical staff can expect.
Claims (2)
1. hinge device for opening and closing washing machine cover is characterized in that having:
Shaft damper is fixedly set in the inside of the hinge connecting portion of washing machine cover, and correspondingly produces variable torque with the anglec of rotation, and is set greatlyyer to the damping force of a direction;
Driving cam is fixedly set in the front end of said Shaft damper and the revolving force of Shaft damper is delivered to inverted cam;
Hinge axis is provided with to the outstanding body of the washing machine joint portion, the outside of the hinge connecting portion of washing machine cover a side of flange, is provided with spring support portion and Shaft damper joint portion the opposing party of flange;
Inverted cam is can be set at the Shaft damper joint portion of said hinge axis in the mode that right and left moves up and to be connected with driving cam;
The compression spring, chimeric and inverted cam carried out reinforcing with the spring support portion of said hinge axis;
Cam shell, in said hinge axis, inverted cam, compression spring are housed; And
A plurality of combination screws link together said Shaft damper and cam shell and can blocking.
2. hinge device for opening and closing washing machine cover according to claim 1 is characterized in that,
Outer concave in the Shaft damper joint portion of hinge axis is provided with the guide-track groove more than, with the direction protrusion corresponding more than that be formed with in interior week of the chimeric inverted cam in the Shaft damper joint portion of hinge axis with it.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2009-0026520 | 2009-03-27 | ||
| KR1020090026520A KR101020907B1 (en) | 2009-03-27 | 2009-03-27 | a hinge apparatus for a washing machine's cover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101845740A CN101845740A (en) | 2010-09-29 |
| CN101845740B true CN101845740B (en) | 2012-02-01 |
Family
ID=42770545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101432023A Expired - Fee Related CN101845740B (en) | 2009-03-27 | 2010-03-26 | Hinge device for opening and closing washing machine cover |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR101020907B1 (en) |
| CN (1) | CN101845740B (en) |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101146047B1 (en) | 2010-04-13 | 2012-05-14 | 주식회사 니프코코리아 | a door hinge assist apparatus |
| CN102619074A (en) * | 2011-01-28 | 2012-08-01 | 鸿富锦精密工业（深圳）有限公司 | Hinge structure |
| TWI453348B (en) * | 2011-12-20 | 2014-09-21 | Kinpo Elect Inc | Damper and multifunction printer using the same |
| KR101307086B1 (en) * | 2012-02-29 | 2013-09-11 | 주식회사 니프코코리아 | A damping apparatus |
| CN103668888B (en) * | 2013-12-10 | 2016-02-24 | 广州澳森液压元件有限公司 | A kind of washing machine cover of automatic unlatching |
| CN104746316B (en) * | 2013-12-25 | 2018-08-07 | 青岛海尔洗衣机有限公司 | A kind of the opening and closing supplementary structure and washing machine of washing machine top case |
| CN105467990A (en) * | 2014-09-12 | 2016-04-06 | 鸿富锦精密工业（深圳）有限公司 | Single-axis robot |
| CN104294558A (en) * | 2014-10-30 | 2015-01-21 | 南京乐金熊猫电器有限公司 | Spring type rotating damper for top cover of pulsator washing machine |
| CN104389146A (en) * | 2014-10-30 | 2015-03-04 | 南京乐金熊猫电器有限公司 | Pulsator washing machine top cover with dampers |
| CN105507718A (en) * | 2015-12-25 | 2016-04-20 | 青岛鑫达伟业电子有限公司 | Rotary damper used for top-opening type washing machine lid |
| KR102713773B1 (en) | 2016-01-05 | 2024-10-08 | 엘지전자 주식회사 | A laundry treating apparatus having a detergent insert door |
| CN107237098A (en) * | 2016-03-29 | 2017-10-10 | 无锡小天鹅股份有限公司 | Washing machine |
| CN107558118B (en) * | 2016-06-30 | 2021-11-05 | 三星电子株式会社 | Washing machine |
| TWI711738B (en) * | 2016-09-05 | 2020-12-01 | 日商松下知識產權經營股份有限公司 | washing machine |
| CN107815823A (en) * | 2016-09-13 | 2018-03-20 | 青岛海尔洗衣机有限公司 | Rotator type damper, cover plate installation structure and washing machine |
| KR101920970B1 (en) * | 2016-12-05 | 2018-11-21 | 서원코리아 주식회사 | Door hinge |
| CN106522717B (en) * | 2017-01-05 | 2018-03-30 | 江苏吉凯中科技有限公司 | A kind of helicla flute damper hinge |
| CN106555529B (en) * | 2017-01-05 | 2018-03-27 | 江苏吉凯中科技有限公司 | A kind of universal joint type damper hinge |
| CN106678247A (en) * | 2017-02-24 | 2017-05-17 | 东莞市培尔电子有限公司 | Damper |
| CN106958399B (en) * | 2017-04-20 | 2018-07-03 | 深圳市安泊达元器件有限公司 | Electronic control buffer unit |
| CN109423868B (en) * | 2017-09-01 | 2021-03-12 | 青岛海尔洗衣机有限公司 | Washing machine |
| CN107829262B (en) * | 2017-11-06 | 2021-08-27 | 青岛胶南海尔洗衣机有限公司 | Clothes treatment device |
| CN110565340B (en) * | 2018-06-05 | 2022-12-09 | 无锡小天鹅电器有限公司 | Door cover damping device, door cover assembly and washing machine |
| CN110857516A (en) * | 2018-08-24 | 2020-03-03 | 青岛海尔滚筒洗衣机有限公司 | Upper cover and washing machine |
| CN111852230B (en) * | 2019-04-30 | 2023-10-03 | 广东美的厨房电器制造有限公司 | Household appliance |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09184354A (en) * | 1995-12-29 | 1997-07-15 | Yunitasu:Kk | Hinge structure with damper |
| KR100429196B1 (en) * | 2000-10-19 | 2004-04-28 | 엘지전자 주식회사 | Door hinge-assembly in a washing machine with a tilt-type door |
| KR20040028115A (en) * | 2002-09-28 | 2004-04-03 | 김흥기 | Damper hinge |
| JP3959405B2 (en) * | 2004-04-20 | 2007-08-15 | 日立アプライアンス株式会社 | Washing machine door |
| KR100832648B1 (en) | 2007-06-04 | 2008-05-27 | 삼성전기주식회사 | Hinge assembly of door for washing machine |
| CN201099780Y (en) * | 2007-08-26 | 2008-08-13 | 龚银其 | Washing machine cover board buffering device |
-
2009
- 2009-03-27 KR KR1020090026520A patent/KR101020907B1/en not_active IP Right Cessation
-
2010
- 2010-03-26 CN CN2010101432023A patent/CN101845740B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN101845740A (en) | 2010-09-29 |
| KR101020907B1 (en) | 2011-03-09 |
| KR20100108060A (en) | 2010-10-06 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120201 Termination date: 20130326 |