CN105507718A - Rotary damper used for top-opening type washing machine lid - Google Patents
Rotary damper used for top-opening type washing machine lid Download PDFInfo
- Publication number
- CN105507718A CN105507718A CN201510996455.8A CN201510996455A CN105507718A CN 105507718 A CN105507718 A CN 105507718A CN 201510996455 A CN201510996455 A CN 201510996455A CN 105507718 A CN105507718 A CN 105507718A
- Authority
- CN
- China
- Prior art keywords
- beam barrel
- washing machine
- rotating cylinder
- rotary damper
- grease storage
- 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
Links
Classifications
-
- 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
- E05F3/00—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices
- E05F3/20—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices in hinges
-
- 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
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/30—Application of doors, windows, wings or fittings thereof for domestic appliances
- E05Y2900/312—Application of doors, windows, wings or fittings thereof for domestic appliances for washing machines
Abstract
The invention discloses a rotary damper used for a top-opening type washing machine lid, which comprises a beam barrel and a rotary drum, wherein an upper axle hole is formed at the center of the beam barrel along the axial direction, a rotary drum shaft is arranged at the center of the rotary drum, the internal diameter of the upper axle hole is greater than the shaft diameter of the rotary drum shaft, a lower axle hole communicating with the bottom end of the rotary drum is formed at the center of the rotary drum shaft along the axial direction; after the beam barrel and the rotary drum are assembled, the inner wall of the beam barrel and the outer wall of the rotary drum shaft are matched with each other to form an internal damping cavity, the outer wall of the beam barrel and the inner wall of the rotary drum are matched with each other to form an external damping cavity, and damping grease is filled into the internal damping cavity and the external damping cavity; a plurality of internal grease storage grooves are formed in the inner wall of the beam barrel; a plurality of external grease storage grooves are formed in the outer wall of the beam barrel; and a plurality of grease passing through holes communicating with the internal grease storage grooves are further formed in the beam barrel. The rotary damper is simple in structure, convenient to assemble and strong in damping effect.
Description
Technical field
The present invention relates to a kind of damper, particularly relate to a kind of top door opening washing machine cover rotary damper.
Background technology
At present, the damper on automobile, household electrical appliances and furniture has a lot.Part rotary damper need reinject viscous liquid after assembly all assembles, and this type of assembling mode can not meet easy for installation, demand that number of components is few required by multiple washing machine memory.The rotor of part rotary damper is provided with tooth, and after rotor operation a period of time, gap appears in epitrochanterian tooth and damping grease, causes the tension reduction of the damping grease near tooth, and damping is deteriorated.And existing most of damper is all formed by several even tens component assembling, causes into production. art and becomes loaded down with trivial details, becomes to produce cost and greatly improve.
As can be seen here, prior art awaits further improving.
Summary of the invention
The present invention is the weak point avoiding above-mentioned prior art to exist, and provides that a kind of package count is few, the top door opening washing machine cover rotary damper of drag uniform.
The technical solution adopted in the present invention is:
Top door opening washing machine cover rotary damper, comprise beam barrel and rotating cylinder, the central authorities of beam barrel axially offer upper shaft hole along it, the central authorities of rotating cylinder are provided with rotating drum shaft, the internal diameter of upper shaft hole is greater than the diameter of axle of rotating drum shaft, the central authorities of rotating drum shaft axially offer the lower shaft hole communicated with rotating cylinder bottom along it, after beam barrel and rotating cylinder are assembled, coordinate between beam barrel inwall with rotating drum shaft outer wall and form internal damping chamber, coordinate between beam barrel outer wall with rotating cylinder inwall and form external damping chamber, in inside and outside damping cavity, be filled with damping grease; The inwall of beam barrel offers many interior grease storage grooves, the outer wall of beam barrel offers many outer grease storage grooves, beam barrel also offers the logical fat open-work that multiple and interior grease storage groove is connected.
The fluting direction of described inside and outside grease storage groove is all parallel to each other with the axis of beam barrel, and interior grease storage groove has four, and four interior grease storage grooves are uniform, corresponding along beam barrel inwall circumference, and logical fat open-work has four; Outer grease storage groove has two, and four logical fat open-works are divided into one group between two by two outer grease storage grooves.
Each described logical fat through-hole position is provided with the ramp being convenient to damping grease flowing, and each ramp is all in tilted layout, and the incline direction of the ramp of adjacent two logical fat open-works is contrary.
The length of described interior grease storage groove is less than the length of outer grease storage groove.
Be provided with sealed step in described beam barrel, upper sealed step is positioned at the bottom of upper shaft hole, and the upper outside of rotating drum shaft is provided with lower seal step, is provided with inner chamber oil sealing between upper and lower sealed step, and inner chamber oil sealing is rubber oil sea.
The peripheral border on the top of described beam barrel is provided with two seals groove one on the other, is provided with exocoel oil sealing between each road sealing groove and the inwall of rotating cylinder, and exocoel oil sealing is rubber oil sea.
The top of described beam barrel is provided with rotating cylinder lid, and beam barrel and rotating cylinder lid are formed in one structure.
The top of described rotating cylinder lid is provided with the gland for positioning beam barrel, and the central authorities of gland offer the through hole be connected with upper shaft hole, and through hole is all coaxial with upper and lower axis hole.
Bottom and the beam barrel connecting place of described rotating cylinder lid offer convenient groove.
The outside of described rotating cylinder is fixed with linking arm, and linking arm is connected with washing machine cover, and the section of described linking arm is herringbone or triangle.
Owing to have employed technique scheme, the beneficial effect acquired by the present invention is:
1, in the present invention inside and outside grease storage groove and logical fat open-work be arranged so that, in rotating cylinder rotary course, damping grease can be evenly distributed, thus obtain uniform resistance, extend the application life of damper.
2, in the present invention inside and outside damping cavity be arranged so that rotating cylinder when rotated lifting surface area increase, damping strengthen.
3, the cooperatively interacting of seal groove, upper sealed step, lower seal step, inner oil seal and outer oil seal in the present invention, ensure that and the sealing performance that damper is good ensure that damper reliability of operation and stability.
4, the beam barrel in the present invention and rotating cylinder lid are that integral type relates to, and structure is simple, and be convenient to assembling, production process is easy, reduces cost of production.
Accompanying drawing explanation
Fig. 1 is decomposition texture schematic diagram of the present invention.
Fig. 2 is the axonometric drawing of beam barrel in the present invention.
Fig. 3 is the axonometric drawing of rotating cylinder in the present invention.
Fig. 4 is the assembling drawing of rotating cylinder and beam barrel in the present invention.
Fig. 5 of the present inventionly partly cuts open figure.
Wherein,
1, beam barrel 2, rotating cylinder 3, inner chamber oil sealing 4, exocoel oil sealing 5, interior grease storage groove 6, outer grease storage groove 7, logical fat hole 8, seal groove 9, convenient groove 10, mark groove 11, lower shaft hole 12, rotating drum shaft 13, linking arm 14, lower seal step 15, rotating cylinder lid 16, gland 17, upper shaft hole 18, ramp 19, through hole
Detailed description of the invention
Below in conjunction with accompanying drawing and specific embodiment, the present invention is described in further detail, but the present invention is not limited to these embodiments.
As shown in Figures 1 to 5, top door opening washing machine cover rotary damper, comprise beam barrel 1 and rotating cylinder 2, the central authorities of beam barrel 1 axially offer upper shaft hole 17 along it, the central authorities of rotating cylinder 2 are provided with rotating drum shaft 12, the internal diameter of upper shaft hole 17 is greater than the diameter of axle of rotating drum shaft 12, the central authorities of rotating drum shaft 12 axially offer the lower shaft hole 11 communicated with rotating cylinder 2 bottom along it, after beam barrel 1 and rotating cylinder 2 are assembled, coordinate between beam barrel 1 inwall with rotating drum shaft 12 outer wall and form internal damping chamber, coordinate between beam barrel 1 outer wall with rotating cylinder 2 inwall and form external damping chamber, in, external damping is filled with damping grease in chamber, be provided with sealed step in described beam barrel 1, upper sealed step is positioned at the bottom of upper shaft hole, and the upper outside of rotating drum shaft 12 is provided with lower seal step 14, and the gap location between upper and lower sealed step is provided with inner chamber oil sealing 3, the peripheral border on the top of described beam barrel 1 is provided with two seals groove 8 one on the other, and the gap location between each road sealing groove 8 and the inwall of rotating cylinder 2 is provided with exocoel oil sealing 4, described inner chamber oil sealing 3 and exocoel oil sealing 4 are rubber oil sea, and the setting of inside and outside chamber oil sealing ensure that the sealing performance that damper is good.
The inwall of described beam barrel 1 offers four interior grease storage grooves 5, four interior grease storage grooves 5 are uniform along beam barrel 1 inwall circumference, the outer wall of beam barrel 1 offers two outer grease storage grooves 6, in, the fluting direction of outer grease storage groove is all parallel to each other with the axis of beam barrel 1, the length of interior grease storage groove 5 is less than the length of outer grease storage groove 6, beam barrel 1 also offers four logical fat open-works 7, a logical fat open-work 7 is connected with an interior grease storage groove 5, four logical fat open-works 7 are divided into one group between two by two outer grease storage grooves 6, each described logical fat open-work 7 place is provided with the ramp 18 being convenient to damping grease flowing, each ramp 18 is all in tilted layout, the incline direction of the ramp 18 of adjacent two logical fat open-works 7 is contrary.When damper starts to rotate, damping grease is uneven in internal damping chamber and external damping chamber, damping grease can by logical fat open-work 7 interior, external damping flows between chamber, thus damping grease is evenly distributed, after damper operates a period of time, in, external damping all has damping action in chamber, because the incline direction of the ramp 18 of adjacent two logical fat open-works 7 is contrary, thus ensure that damping grease can flow to external damping chamber from internal damping chamber, also internal damping chamber can be flow to from external damping chamber, the flowing of damping grease and interior, the setting of external damping groove adds damping action, in, the coordinating of external damping groove and logical fat open-work 7 be not only conducive to damping grease to be evenly distributed, and damping is strengthened.
The top of described beam barrel 1 is provided with rotating cylinder lid 15, and beam barrel 1 and rotating cylinder lid 15 are formed in one structure; Bottom and beam barrel 1 connecting place of rotating cylinder lid 15 offer convenient groove 9, the setting party of convenient groove 9 people's hand or instrument beam barrel 1 is taken out from rotating cylinder 2; The top of described rotating cylinder lid 15 is provided with the gland 16 for positioning beam barrel 1, the central authorities of gland 16 offer the through hole 19 be connected with upper shaft hole, and through hole 19 is all coaxial with upper and lower axis hole, described gland 16 is non-circular gland, adopt a locating shaft to be arranged on washing machine through through hole by gland 16, beam barrel 1 must not be rotated; The outside of described rotating cylinder 2 is fixed with linking arm 13, the section of linking arm 13 is herringbone, triangle or other shape, rotating cylinder lid 15 is provided with the mark groove 10 corresponding with linking arm, when rotating cylinder 2 and beam barrel 1 assemble, linking arm 13 need be corresponding with mark groove 10, and linking arm 13 is connected with washing machine cover, make damping action on washing machine cover, when washing machine cover is opened, rotating cylinder 2 rotates, and washing machine cover is slowly opened.
The part do not addressed in the present invention adopts or uses for reference prior art and can realize.
Specific embodiment described herein is only to spiritual example explanation of the present invention.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.
Claims (10)
1. top door opening washing machine cover rotary damper, it is characterized in that, comprise beam barrel and rotating cylinder, the central authorities of beam barrel axially offer upper shaft hole along it, the central authorities of rotating cylinder are provided with rotating drum shaft, the internal diameter of upper shaft hole is greater than the diameter of axle of rotating drum shaft, the central authorities of rotating drum shaft axially offer the lower shaft hole communicated with rotating cylinder bottom along it, after beam barrel and rotating cylinder are assembled, coordinate between beam barrel inwall with rotating drum shaft outer wall and form internal damping chamber, coordinate between beam barrel outer wall with rotating cylinder inwall and form external damping chamber, in inside and outside damping cavity, be filled with damping grease; The inwall of beam barrel offers many interior grease storage grooves, the outer wall of beam barrel offers many outer grease storage grooves, beam barrel also offers the logical fat open-work that multiple and interior grease storage groove is connected.
2. top door opening washing machine cover rotary damper according to claim 1, it is characterized in that, the fluting direction of described inside and outside grease storage groove is all parallel to each other with the axis of beam barrel, interior grease storage groove has four, four interior grease storage grooves are uniform along beam barrel inwall circumference, corresponding, logical fat open-work has four; Outer grease storage groove has two, and four logical fat open-works are divided into one group between two by two outer grease storage grooves.
3. top door opening washing machine cover rotary damper according to claim 1, is characterized in that, each described logical fat through-hole position is provided with the ramp being convenient to damping grease flowing, and each ramp is all in tilted layout, and the incline direction of the ramp of adjacent two logical fat open-works is contrary.
4. top door opening washing machine cover rotary damper according to claim 1, is characterized in that, the length of described interior grease storage groove is less than the length of outer grease storage groove.
5. the top door opening washing machine cover rotary damper according to any one of Claims 1-4 claim, it is characterized in that, sealed step is provided with in described beam barrel, upper sealed step is positioned at the bottom of upper shaft hole, the upper outside of rotating drum shaft is provided with lower seal step, be provided with inner chamber oil sealing between upper and lower sealed step, inner chamber oil sealing is rubber oil sea.
6. top door opening washing machine cover rotary damper according to claim 5, it is characterized in that, the peripheral border on the top of described beam barrel is provided with two seals groove one on the other, is provided with exocoel oil sealing between each road sealing groove and the inwall of rotating cylinder, and exocoel oil sealing is rubber oil sea.
7. top door opening washing machine cover rotary damper according to claim 1, is characterized in that, the top of described beam barrel is provided with rotating cylinder lid, and beam barrel and rotating cylinder lid are formed in one structure.
8. top door opening washing machine cover rotary damper according to claim 7, it is characterized in that, the top of described rotating cylinder lid is provided with the gland for positioning beam barrel, and the central authorities of gland offer the through hole be connected with upper shaft hole, and through hole is all coaxial with upper and lower axis hole.
9. top door opening washing machine cover rotary damper according to claim 7, is characterized in that, bottom and the beam barrel connecting place of described rotating cylinder lid offer convenient groove.
10. top door opening washing machine cover rotary damper according to claim 1, it is characterized in that, the outside of described rotating cylinder is fixed with linking arm, and linking arm is connected with washing machine cover, and the section of described linking arm is herringbone or triangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510996455.8A CN105507718A (en) | 2015-12-25 | 2015-12-25 | Rotary damper used for top-opening type washing machine lid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510996455.8A CN105507718A (en) | 2015-12-25 | 2015-12-25 | Rotary damper used for top-opening type washing machine lid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105507718A true CN105507718A (en) | 2016-04-20 |
Family
ID=55715986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510996455.8A Pending CN105507718A (en) | 2015-12-25 | 2015-12-25 | Rotary damper used for top-opening type washing machine lid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105507718A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110685129A (en) * | 2019-10-25 | 2020-01-14 | 台州市信恩电子科技有限公司 | Door opening speed reducer of washing machine |
| CN113187339A (en) * | 2021-05-12 | 2021-07-30 | 上海牡丹洗涤设备有限公司扬中分公司 | Anti-collision block device and mounting assembly thereof |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1491707A2 (en) * | 2003-06-26 | 2004-12-29 | ITW Industrial Components S.r.l. | A decelerating device for insertion between two relatively rotating members, in particular a drum and an oscillating door for loading the drum in a top-loaded washing machine |
| CN2732170Y (en) * | 2004-08-13 | 2005-10-12 | 庄莉 | Slow-falling device |
| 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 |
| CN202659794U (en) * | 2012-07-19 | 2013-01-09 | 岑阳 | Rotary damper |
| CN202659796U (en) * | 2012-07-19 | 2013-01-09 | 岑阳 | Rotation damper casing |
| CN103276560A (en) * | 2013-06-04 | 2013-09-04 | 青岛鑫达伟业电子有限公司 | Shock absorber and washing machine with same |
| CN203476043U (en) * | 2013-08-23 | 2014-03-12 | 陈朝朗 | One-way resistance rotating damper |
| CN203953512U (en) * | 2014-08-06 | 2014-11-26 | 郑法理 | A kind of lavatory lid damping |
| CN104565171A (en) * | 2013-10-10 | 2015-04-29 | 百乐仕株式会社 | Damper and handle device having the same |
| CN204458958U (en) * | 2015-01-20 | 2015-07-08 | 上海佳途汽车装备工程有限公司 | Rotation damper |
| CN205297128U (en) * | 2015-12-25 | 2016-06-08 | 青岛鑫达伟业电子有限公司 | Back down gate -type washing machine lid and use rotary damper |
-
2015
- 2015-12-25 CN CN201510996455.8A patent/CN105507718A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1491707A2 (en) * | 2003-06-26 | 2004-12-29 | ITW Industrial Components S.r.l. | A decelerating device for insertion between two relatively rotating members, in particular a drum and an oscillating door for loading the drum in a top-loaded washing machine |
| CN2732170Y (en) * | 2004-08-13 | 2005-10-12 | 庄莉 | Slow-falling device |
| 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 |
| CN202659794U (en) * | 2012-07-19 | 2013-01-09 | 岑阳 | Rotary damper |
| CN202659796U (en) * | 2012-07-19 | 2013-01-09 | 岑阳 | Rotation damper casing |
| CN103276560A (en) * | 2013-06-04 | 2013-09-04 | 青岛鑫达伟业电子有限公司 | Shock absorber and washing machine with same |
| CN203476043U (en) * | 2013-08-23 | 2014-03-12 | 陈朝朗 | One-way resistance rotating damper |
| CN104565171A (en) * | 2013-10-10 | 2015-04-29 | 百乐仕株式会社 | Damper and handle device having the same |
| CN203953512U (en) * | 2014-08-06 | 2014-11-26 | 郑法理 | A kind of lavatory lid damping |
| CN204458958U (en) * | 2015-01-20 | 2015-07-08 | 上海佳途汽车装备工程有限公司 | Rotation damper |
| CN205297128U (en) * | 2015-12-25 | 2016-06-08 | 青岛鑫达伟业电子有限公司 | Back down gate -type washing machine lid and use rotary damper |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110685129A (en) * | 2019-10-25 | 2020-01-14 | 台州市信恩电子科技有限公司 | Door opening speed reducer of washing machine |
| CN113187339A (en) * | 2021-05-12 | 2021-07-30 | 上海牡丹洗涤设备有限公司扬中分公司 | Anti-collision block device and mounting assembly thereof |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160420 |