CN104389146A - Pulsator washing machine top cover with dampers - Google Patents
Pulsator washing machine top cover with dampers Download PDFInfo
- Publication number
- CN104389146A CN104389146A CN201410596633.3A CN201410596633A CN104389146A CN 104389146 A CN104389146 A CN 104389146A CN 201410596633 A CN201410596633 A CN 201410596633A CN 104389146 A CN104389146 A CN 104389146A
- Authority
- CN
- China
- Prior art keywords
- damper
- top cover
- washing machine
- rotary damper
- pulsator washing
- 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.)
- Pending
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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
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Fluid-Damping Devices (AREA)
Abstract
The invention discloses a pulsator washing machine top cover with dampers. The pulsator washing machine top cover with the dampers comprises a top cover body and a folding cover, wherein the dampers are respectively arranged on two sides of the folding cover; one damper is a hydraulic type rotary damper, and the other damper is a spring type rotary damper. The torque produced by the spring type rotary damper at an initial phase is smaller, and due to the smaller torque, the initial speed of the folding cover is faster when the folding cover rotating downwards at the initial stage of the closure of the folding cover, so that the closure time of the folding cover is saved; larger torque is provided for the later period of the closure of the folding cover, so that the closure speed of the folding cover is slowed down, and the hidden danger that hands of customers can be injured due to overfast speed is avoided; while the hydraulic type rotary damper is good in stability and smaller in vibration during the folding cover rotary process, so that the folding cover can be downwards rotated to the closure state stably and quietly. According to the pulsator washing machine top cover with the dampers, the different dampers are adopted, and the advantages of a spring type rotary damper and a hydraulic type rotary damper are reasonably combined, so that the two dampers are mutually complemented to achieve better an automatic folding cover buffer closure effect.
Description
Technical field
The present invention relates to machine design field, particularly a kind of pulsator washing machine top cover assembly.
Background technology
Washing machine cover lid assembly of the prior art, comprises top cover body and to be installed on top cover body and top cover body is opened or closed fold relatively.Existing this washing machine cover lid assembly, when user needs to close fold in use, owing to not having the means cushioned, fold can naturally fall, and so just exists and closes because misoperation falls when fold and damage user.
Therefore, need a kind of new technical scheme to solve the problem.
Summary of the invention
For the problem and shortage existing for above-mentioned prior art, the object of this invention is to provide a kind of pulsator washing machine top cover assembly that lid automatic buffer can be made to close.
For achieving the above object, pulsator washing machine top cover assembly of the present invention can adopt following technical scheme:
A kind of pulsator washing machine top cover with damper, comprise top cover body, to be installed on top cover body and top cover body is opened or closed fold, connected the damper of top cover body and fold relatively, described fold comprises upper cover, lower cover and the damper installing frame between upper and lower cover, the both sides, rear portion of described damper installing frame are respectively equipped with a damper host cavity, and described damper is contained in damper host cavity; Described top cover body is provided with the support coordinated with damper; Be arranged in two dampers in damper installing frame, one is fluid pressure type rotary damper, and another one is spring rotary damper.
The present invention is compared with prior art: can close by automatic buffer after arranging damper and making fold open; Wherein the both sides of fold adopt different dampers respectively, the moment of torsion that spring rotary damper produced in the starting stage is less, it is initially very fast when the starting stage that fold is closed makes less moment of torsion that fold can be made to rotate, save the fold shut-in time, the fold closedown later stage provides larger moment of torsion, fold closing velocity is slowed down, thus avoids excessive velocities to pound being pressed onto the hidden danger of the hand of client; And fluid pressure type rotary damper in fold rotation process stability and vibrations less, fold is steadily quietly rotated until closure state; The present invention adopts different dampers reasonably to combine the advantage of spring rotary damper and fluid pressure type rotary damper by both sides, makes two damper complementations obtain preferably fold automatic buffer and closes effect.
Accompanying drawing explanation
Fig. 1 is the stereogram that the present invention has the pulsator washing machine top cover of damper, and illustrates state when fold is opened.
Fig. 2 is the three-dimensional exploded view that the present invention has fold and support in the pulsator washing machine top cover of damper.
Fig. 3 is the stereogram that the present invention has fluid pressure type rotary damper in the pulsator washing machine top cover of damper.
Fig. 4 is the three-dimensional exploded view of the rotary damper of fluid pressure type shown in Fig. 3.
Fig. 5 is the stereogram of another angle of the rotary damper of fluid pressure type shown in Fig. 4 middle sleeve.
Fig. 6 is the stereogram that the present invention has spring rotary damper in the pulsator washing machine top cover of damper.
Fig. 7 is the three-dimensional exploded view of the rotary damper of spring shown in Fig. 6.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, illustrate the present invention further, following detailed description of the invention should be understood only be not used in for illustration of the present invention and limit the scope of the invention, after having read the present invention, the amendment of those skilled in the art to the various equivalent form of value of the present invention has all fallen within the application's claims limited range.
Shown in Fig. 1 and Fig. 2, the present invention discloses a kind of pulsator washing machine top cover with damper, comprises top cover body 1, to be installed on top cover body 1 and top cover body 1 is opened or closed fold 2, connected the damper 3,4 of top cover body 1 and fold 2 relatively.Described fold 2 comprises upper cover 21, lower cover 22 and the damper installing frame 23 between upper and lower cover.The both sides, rear portion of described damper installing frame 23 are respectively equipped with a damper host cavity 24, and described damper is contained in damper host cavity 24.Described top cover body 1 is provided with the support 11,12 coordinated with damper.Be arranged in two dampers in damper installing frame 23, one is fluid pressure type rotary damper 3, and another one is spring rotary damper 4.The moment of torsion that spring rotary damper 4 produced in the starting stage is less, it is initially very fast when the starting stage that fold 2 is closed makes less moment of torsion that fold can be made to rotate, save the fold shut-in time, the fold closedown later stage provides larger moment of torsion, fold closing velocity is slowed down, thus avoids excessive velocities to pound being pressed onto the hidden danger of the hand of client; And fluid pressure type rotary damper 3 in fold rotation process stability and vibrations less, make fold 2 steadily quietly rotate until closure state.
Incorporated by reference to shown in Fig. 3 to Fig. 5, in the present invention, in order to the top cover of rotary drum washing machine can be applicable to, further devise a kind of novel fluid pressure type rotary damper.This fluid pressure type rotary damper 3, the lid 32 comprise sleeve 31, inserting the rotating shaft 33 in sleeve 31 and cover outside sleeve.Described rotating shaft 33 is provided with the first blade 35 and the second blade 36 relatively extended; First blade 35 is provided with the first sealing strip 351, second blade 36 and is provided with the second sealing strip 361.Described first sealing strip 351 and the second sealing strip 361 are all resisted against the inner surface of sleeve 31.Seal in described sleeve 31 and be filled with hydraulic oil (not shown).The circulation groove 311 for hydraulic oil circulation is provided with bottom sleeve 31.By the hydraulic oil receiving space that first, second sealing strip 351,361 is formed, and be filled with hydraulic oil in receiving space, hydraulic oil is circulated by circulation groove 311, because the viscosity of hydraulic oil is large, circulation groove 311 width is less, hydraulic oil circulation difficulty, thus make the first blade 35 and the second blade 36 rotate fast and can only slowly to rotate under the resistance of hydraulic oil, thus produce damping.This damping all works in fold 2 opens and closes.
Further, in order to better provide damping, described sleeve 31 inwall is also provided with the interior flank 312 extended internally for a pair, and this is respectively the first sealing strip 351 and the second sealing strip 361 in both sides of flank 312 in two, has gap between described interior flank 312 and rotating shaft 33.So not only between two sealing strips 351, there is receiving space, more complicated circulation environment is formed between flank 312 and two sealing strips 351 in two, hydraulic oil is not only circulated by circulation groove 311 simultaneously, also can be circulated by the gap had between interior flank 312 and rotating shaft 33.Further improve the currency of hydraulic oil and produce larger damping.
When fold 2 is freely closed from open position, this fluid pressure type rotary damper 3 can produce the effect that damping gives the closedown of fold 2 free buffer.And the damping releasing effect of hydraulic oil comparatively spring rotary damper is slowly steady, spring rotary damper can be supplemented and rotate too fast and defect that is that make fold 2 return damping more weak, make fold 2 comparatively slowly and stably can improve Consumer's Experience by return.Please again shown in composition graphs 2, described top cover body 1 is provided with the horizontal projection of the first support 11, first support 11 coordinated with fluid pressure type rotary damper 3 the first plat shaft 13, and the head of described rotating shaft 33 is provided with the axocoel 37 inserted for the first plat shaft 13.
As shown in Figures 3 to 5, described sleeve 31 is fixed by the bolt 38 inserted after sleeve 31 in sleeve 31 with rotating shaft 33.The outside projection in front end of described rotating shaft 33 has sealing ring 39, jointly forms the hydraulic oil memory space sealed bottom described sealing ring and sleeve 31.Sleeve 31 side of fluid pressure type rotary damper is also provided with and stretches out and bearing of trend first stator 34 vertical with rotating shaft 33, and this first stator 34 is bolted on damper installing frame 23.
Shown in Fig. 6 and Fig. 7, in the present invention, in order to the top cover of rotary drum washing machine can be applicable to, further devise a kind of novel spring rotary damper 4.This spring rotary damper 4 comprise there is host cavity main body 41, be arranged in host cavity sliding cam 42, the rotating cam 43 coordinated with sliding cam 42, one end are resisted against sliding cam 12 and the other end is resisted against outer spring 44 bottom host cavity, one end is resisted against sliding cam 42 and the other end is resisted against inner spring 45 bottom host cavity; Rotating cam 43 is coordinated by mutual cam surface with sliding cam 42, and be set to rotating cam 43 rotate drive sliding cam 42 move in host cavity and compress inside and outside spring; Therefore inside and outside spring promotes outside movement of sliding cam 42 and makes rotating cam 43 rotate playback and form damping action after rotatory force disappears.Rotate to make rotating cam 43 and sliding cam 42 and then can not be rotated and can only slide at depth direction, sliding cam 42 outer surface is provided with some guiding blocks 421, and the inner surface of main body 41 is provided with and coordinates and the guide channel 411 extended along host cavity depth direction with guiding block 421, formed spacing to sliding cam 42 like this and can only slide to compress inside and outside spring or playback at depth direction.When fold 2 is freely closed from open position, this spring rotary damper 4 can produce the effect that damping gives the closedown of fold 2 free buffer like this.And the moment of torsion that this spring rotary damper 4 produced in the starting stage is less, it is initially very fast when the starting stage that fold 2 is closed makes less moment of torsion that fold 2 can be made to rotate, save fold 2 shut-in time, fold 2 closes the moment of torsion that the later stage provides larger, fold 2 closing velocity is slowed down, thus avoids excessive velocities to pound being pressed onto the hidden danger of the hand of client.The diameter of described inner spring 15 is less than the diameter of outer spring 14 and inner spring 15 to be contained in outer spring 14 and coaxial with outer spring 14, thus improves space service efficiency and be conducive to integrally-built miniaturization.
Shown in Fig. 2, described top cover body 1 is provided with the second support 12 coordinated with spring rotary damper 4.Second support 12 is provided with axis hole 14.Described spring rotary damper 4 is also provided with and connects and be fixed on rotating cam 43 front end and extend the second plat shaft 46 of main body 41, and this second plat shaft 46 coordinates with axis hole 14.Described spring rotary damper 4 is also provided with the lid 47 being covered in host cavity opening part, and described second plat shaft 46 extends from lid 47, and lid 47 is provided with the axle sleeve 48 of parcel second plat shaft 46.
Please composition graphs 6 again, main body 41 side of described spring rotary damper 4 is provided with and stretches out and bearing of trend second stator 412 vertical with the second plat shaft 46, and this second stator 412 is bolted on damper installing frame 23.
Claims (10)
1. one kind has the pulsator washing machine top cover of damper, it is characterized in that: comprise top cover body, to be installed on top cover body and top cover body is opened or closed fold, connected the damper of top cover body and fold relatively, described fold comprises upper cover, lower cover and the damper installing frame between upper and lower cover, the both sides, rear portion of described damper installing frame are respectively equipped with a damper host cavity, and described damper is contained in damper host cavity; Described top cover body is provided with the support coordinated with damper; Be arranged in two dampers in damper installing frame, one is fluid pressure type rotary damper, and another one is spring rotary damper.
2. there is the pulsator washing machine top cover of damper as claimed in claim 1, it is characterized in that: the lid that described fluid pressure type rotary damper comprises sleeve, inserts the rotating shaft in sleeve and cover outside sleeve; Described rotating shaft is provided with the first blade and the second blade that relatively extend; First blade is provided with the first sealing strip, the second blade is provided with the second sealing strip; Described first sealing strip and the second sealing strip are all resisted against the inner surface of sleeve; Seal in described sleeve and be filled with hydraulic oil; Sleeve bottom is provided with the circulation groove for hydraulic oil circulation.
3. there is the pulsator washing machine top cover of damper as claimed in claim 2, it is characterized in that: described sleeve lining is also provided with the interior flank extended internally for a pair, this is respectively the first sealing strip and the second sealing strip in both sides of flank in two, has gap between described interior flank and rotating shaft.
4. there is the pulsator washing machine top cover of damper as claimed in claim 3, it is characterized in that: described top cover body is provided with the first support coordinated with fluid pressure type rotary damper, the horizontal projection of first support has the first plat shaft, and the head of described turning cylinder is provided with the axocoel inserted for the first plat shaft.
5. there is the pulsator washing machine top cover of damper as claimed in claim 2, it is characterized in that: described sleeve and fixed axis are fixed by the bolt inserted after sleeve in sleeve; The outside projection in front end of described fixed axis has sealing ring, and described sealing ring and sleeve bottom form the hydraulic oil memory space of sealing jointly.
6. the pulsator washing machine top cover with damper as described in claim 1 or 5, is characterized in that: described spring rotary damper comprise there is host cavity main body, be arranged in host cavity sliding cam, the rotating cam coordinated with sliding cam, one end are resisted against sliding cam and the other end is resisted against outer spring bottom host cavity, one end is resisted against sliding cam and the other end is resisted against inner spring bottom host cavity; Wherein rotating cam rotates and drives sliding cam to move in host cavity; Sliding cam outer surface is provided with some guiding blocks, and the inner surface of main body is provided with and coordinates and the guide channel extended along host cavity depth direction with guiding block; The diameter of described inner spring is less than the diameter of outer spring and inner spring to be contained in outer spring and coaxial with outer spring.
7. there is the pulsator washing machine top cover of damper as claimed in claim 6, it is characterized in that: described top cover body is provided with the second support coordinated with spring rotary damper, and the second support is provided with axis hole; Described spring rotary damper is also provided with and connects and be fixed on tumbler front end and extend the second plat shaft of main body, this second plat shaft and shaft hole matching.
8. there is the pulsator washing machine top cover of damper as claimed in claim 7, it is characterized in that: described spring rotary damper is also provided with the lid being covered in host cavity opening part, described second plat shaft extends from lid, and lid is provided with the axle sleeve of parcel second plat shaft.
9. there is the pulsator washing machine top cover of damper as claimed in claim 5, it is characterized in that: the cartridges sides of described fluid pressure type rotary damper is provided with and stretches out and bearing of trend first stator vertical with fixed axis, and this first stator is bolted on damper installing frame.
10. there is the pulsator washing machine top cover of damper as claimed in claim 8, it is characterized in that: the cartridges sides of described spring rotary damper is provided with and stretches out and bearing of trend second stator vertical with the second plat shaft, and this second stator is bolted on damper installing frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410596633.3A CN104389146A (en) | 2014-10-30 | 2014-10-30 | Pulsator washing machine top cover with dampers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410596633.3A CN104389146A (en) | 2014-10-30 | 2014-10-30 | Pulsator washing machine top cover with dampers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104389146A true CN104389146A (en) | 2015-03-04 |
Family
ID=52607100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410596633.3A Pending CN104389146A (en) | 2014-10-30 | 2014-10-30 | Pulsator washing machine top cover with dampers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104389146A (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106283547A (en) * | 2015-05-22 | 2017-01-04 | 青岛海尔洗衣机有限公司 | A kind of washing machine cover opening-closing structure and washing machine |
| CN107237092A (en) * | 2016-03-29 | 2017-10-10 | 无锡小天鹅股份有限公司 | Washing machine |
| CN107237095A (en) * | 2016-03-29 | 2017-10-10 | 无锡小天鹅股份有限公司 | Washing machine |
| CN107237099A (en) * | 2016-03-29 | 2017-10-10 | 无锡小天鹅股份有限公司 | Washing machine |
| CN107237094A (en) * | 2016-03-29 | 2017-10-10 | 无锡小天鹅股份有限公司 | Washing machine |
| CN107237097A (en) * | 2016-03-29 | 2017-10-10 | 无锡小天鹅股份有限公司 | The door closure component of rotary drum washing machine and rotary drum washing machine |
| CN107237093A (en) * | 2016-03-29 | 2017-10-10 | 无锡小天鹅股份有限公司 | Door closure damping unit and the rotary drum washing machine with it |
| CN107815824A (en) * | 2016-09-13 | 2018-03-20 | 青岛海尔洗衣机有限公司 | Rapid extration, cover plate installation structure and washing machine |
| CN108532231A (en) * | 2018-05-29 | 2018-09-14 | 郑州小蝌蚪文化传播有限公司 | A kind of domestic intelligent washing machine with sewage purification function |
| CN111118835A (en) * | 2018-10-30 | 2020-05-08 | 青岛海尔洗衣机有限公司 | Damping structure and clothes treatment equipment |
| CN111118836A (en) * | 2018-10-30 | 2020-05-08 | 青岛海尔洗衣机有限公司 | Damping structure and clothes treatment equipment |
| JP2020171454A (en) * | 2019-04-10 | 2020-10-22 | パナソニックＩｐマネジメント株式会社 | Washing machine |
| CN112458706A (en) * | 2019-09-09 | 2021-03-09 | 青岛海尔洗衣机有限公司 | Upper cover damper and washing machine |
| WO2023024088A1 (en) * | 2021-08-27 | 2023-03-02 | 宁德时代新能源科技股份有限公司 | Protective cover, battery, electric apparatus, and manufacturing method for protective cover |
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| CN201526223U (en) * | 2009-11-02 | 2010-07-14 | 刘国义 | Rotary buffer with blades |
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| CN101988253A (en) * | 2009-07-31 | 2011-03-23 | Lg电子株式会社 | Washing machine |
| CN204251895U (en) * | 2014-10-30 | 2015-04-08 | 南京乐金熊猫电器有限公司 | There is the pulsator washing machine top cover of damper |
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2014
- 2014-10-30 CN CN201410596633.3A patent/CN104389146A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3677039A (en) * | 1971-03-11 | 1972-07-18 | Mc Graw Edison Co | Slant mounted laundry machine |
| CN101845740A (en) * | 2009-03-27 | 2010-09-29 | 株式会社利富高韩国 | Hinge device for opening and closing washing machine cover |
| CN101988253A (en) * | 2009-07-31 | 2011-03-23 | Lg电子株式会社 | Washing machine |
| CN201526223U (en) * | 2009-11-02 | 2010-07-14 | 刘国义 | Rotary buffer with blades |
| CN204251895U (en) * | 2014-10-30 | 2015-04-08 | 南京乐金熊猫电器有限公司 | There is the pulsator washing machine top cover of damper |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106283547A (en) * | 2015-05-22 | 2017-01-04 | 青岛海尔洗衣机有限公司 | A kind of washing machine cover opening-closing structure and washing machine |
| CN107237093A (en) * | 2016-03-29 | 2017-10-10 | 无锡小天鹅股份有限公司 | Door closure damping unit and the rotary drum washing machine with it |
| CN107237095A (en) * | 2016-03-29 | 2017-10-10 | 无锡小天鹅股份有限公司 | Washing machine |
| CN107237099A (en) * | 2016-03-29 | 2017-10-10 | 无锡小天鹅股份有限公司 | Washing machine |
| CN107237094A (en) * | 2016-03-29 | 2017-10-10 | 无锡小天鹅股份有限公司 | Washing machine |
| CN107237097A (en) * | 2016-03-29 | 2017-10-10 | 无锡小天鹅股份有限公司 | The door closure component of rotary drum washing machine and rotary drum washing machine |
| CN107237092A (en) * | 2016-03-29 | 2017-10-10 | 无锡小天鹅股份有限公司 | Washing machine |
| CN107815824A (en) * | 2016-09-13 | 2018-03-20 | 青岛海尔洗衣机有限公司 | Rapid extration, cover plate installation structure and washing machine |
| CN108532231A (en) * | 2018-05-29 | 2018-09-14 | 郑州小蝌蚪文化传播有限公司 | A kind of domestic intelligent washing machine with sewage purification function |
| CN111118835A (en) * | 2018-10-30 | 2020-05-08 | 青岛海尔洗衣机有限公司 | Damping structure and clothes treatment equipment |
| CN111118836A (en) * | 2018-10-30 | 2020-05-08 | 青岛海尔洗衣机有限公司 | Damping structure and clothes treatment equipment |
| CN111118835B (en) * | 2018-10-30 | 2021-12-17 | 青岛海尔洗衣机有限公司 | Damping structure and clothes treatment equipment |
| JP2020171454A (en) * | 2019-04-10 | 2020-10-22 | パナソニックＩｐマネジメント株式会社 | Washing machine |
| CN112458706A (en) * | 2019-09-09 | 2021-03-09 | 青岛海尔洗衣机有限公司 | Upper cover damper and washing machine |
| WO2023024088A1 (en) * | 2021-08-27 | 2023-03-02 | 宁德时代新能源科技股份有限公司 | Protective cover, battery, electric apparatus, and manufacturing method for protective cover |
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| PB01 | Publication | ||
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Application publication date: 20150304 |