CN1974912A - Drum buffering locator of drum type washing machine - Google Patents
Drum buffering locator of drum type washing machine Download PDFInfo
- Publication number
- CN1974912A CN1974912A CN 200610077557 CN200610077557A CN1974912A CN 1974912 A CN1974912 A CN 1974912A CN 200610077557 CN200610077557 CN 200610077557 CN 200610077557 A CN200610077557 A CN 200610077557A CN 1974912 A CN1974912 A CN 1974912A
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- Prior art keywords
- locating
- washing machine
- drive unit
- drum
- drive
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Abstract
The drum buffering locator of drum type washing machine has one locating wheel set in the proper position on the power input shaft or belt pulley and one telescopic elastic locating buckle set to the outer wall of the outer tub. During operation, the locating buckle pushes on the locating wheel elastically until the locating buckle falls into the locating hole to locate the drum of the washing machine accurately. At the same time, one buffer is set beside the locating buckle or the driving unit to reduce impact caused by the locating. Compared with available technology, the present invention has the advantages of simple structure, capacity of being used in available washing machine without need radical change, and low cost.
Description
Technical field
The present invention relates to a kind of positioner, specifically be meant a kind of interior bucket buffering locator that is used for tumbling-box washing machine.
Background technology
CN03105194.4 discloses the tumbling-box washing machine of the position of rotation of the simple structure resting barrel of a kind of usefulness.Outer peripheral edges portion at the rotor (20b) of the external gear type motor that directly is connected with the main shaft (14) of cylinder (13) is provided with joint slot part (25), and is provided with cylinder locking device (21) under axle.Cylinder locking device (21) has the structure that stop pin is moved at above-below direction along with the rotation of torque motor, advances with and the position of resting barrel (13) chimeric with the slotted eye that engages slot part (25) by stop pin.
CN200410034795.4 discloses a kind of tumbling-box washing machine, is provided with in the tumbling-box washing machine of peristome of washed input usefulness in circumferential cylinder surface, carries out fast stopping cylinder, the action when fixing this position from the cylinder rotation status.When realizing that cylinder stops, the two type of drive of attraction by adopting rotor in the rotary drum electrical motor and the magnetic force between the stator and repulsive force, make rotor (202) rotation (A), if the magnet (203b) that is installed on the rotor (202) passes through Hall I C substrate (203a), and the detection signal (B) of acquisition expression latched position, then switch to the type of drive of the attraction of the magnetic force that only utilizes stator and rotor, make rotor (202) temporarily stop (C).Then, low speed ground little by little makes rotor (202) rotation in opposite direction, if obtain above-mentioned detection signal, then makes to fasten to sell from cylinder locking drive division (21) and stretches out, and itself and slot part (22) are fastened (D), and cylinder is locked.
Aforesaid way can be considered to, before the fastening pin stretches out from cylinder locking drive division (21), described washing machine drum has accurately put in place, therefore, the actual solution of technique scheme is after accurately locating, with the scheme of its fixed-site, simultaneously, recess trouble very is set on cylinder, need redesigns cylinder, and the possibility that exists cylinder intensity to reduce; On the rotor of motor, recess is set, need redesigns motor equally, in view of this, special proposition the present invention.
Summary of the invention
Main purpose of the present invention is to provide a kind of positioner of roller washing machine, positioner of the present invention, have simple in structure and do not change other effects that lose or design of prior art, especially, the present invention is provided with a buffer unit on described drive unit, the possible infringement of having avoided locating button that the impact of locating hole is brought.
For achieving the above object, the technical solution used in the present invention is as follows:
A kind of interior bucket positioner of tumbling-box washing machine, a fixedly connected locating wheel on belt pulley or power shaft, a locating hole is set on locating wheel, and being provided with one in the relevant position of the urceolus of described roller washing machine can be according to the mechanism that electromagnetic action can move and cooperating recesses locks.
Described drive unit locating button moves forward and backward, so that when needed cylinder is positioned, when needing, by the reach of solenoid actuated drive block, under the effect of spring, locating button withstands locating wheel, if locating button does not fall into locating hole, then locating wheel is rotated further, when locating hole has been aimed at locating button, locating button inserts locating hole under the effect of spring, locked cylinder.
Usually, during the location, need to measure locating wheel, be the rotating speed of washing machine drum, when the rotating speed of locating wheel is lower than one regularly, positioner begins to start, but, because the inertia of cylinder is if under the bigger situation of inertia, even locating button has inserted locating hole, because impulsive force is very big, all can impact to locating wheel or drive unit, influence the service life of positioner, in view of this, the present invention is provided with a buffer unit on drive unit 4, even under the bigger situation of impulsive force, make drive unit that certain displacement be arranged, thereby eliminated aforesaid direct impact.
Use beneficial effect of the present invention to be: adopt mode of the present invention, relatively prior art is simpler, and, can most contents of existing washing machine not changed, can save a large amount of costs.
Description of drawings
Accompanying drawing 1 is the schematic diagram of washing machine of the present invention location and locking device;
Accompanying drawing 2 is washing machine position fixing process schematic diagrames of the present invention;
Accompanying drawing 3 is schematic diagrames that a buffer unit is set on the drive unit of positioner of the present invention.
Below be the corresponding relation of component names and parts mark in the accompanying drawing of the present invention, wherein, locating hole 1 sleeve joint hole 2, locating wheel 3, drive unit 4, locating button 5, spring 6, drive block 7, buffer unit 8.
The specific embodiment
Below by specific embodiment, the present invention is described in detail for accompanying drawing in addition.
Embodiment one
Localization method of the present invention is such, referring to accompanying drawing 2,
Usually, when not needing to locate, drive unit 4 is not worked, and locating button 5 can not contact (a) of Fig. 2 with locating wheel 3 in the normal position.
But in the time of need positioning, drive magnet makes drive block move forward, if locating hole 2 not over against locating button 5, locating button withstands the edge of locating wheel 3, is compressed referring to (b) spring 6 of Fig. 2, locating wheel 3 is rotated further.
When locating hole 2 has been aimed at locating button 5 just, locating hole 5 is because the effect of spring has been inserted in the locating hole 2, and cylinder is accurately located, referring to (c) of Fig. 2.
Consider the frictional force between locating button 5 and the locating wheel 3, can a roller be installed at the head of locating button 5.
When finish the location, work of electromagnet drives drive block 7 and moves backward, and locating button withdraws from locating hole 2 under the drive of spring, the rotation that cylinder can be freely.
Embodiment two
Positioner of the present invention comprises two parts, a part is mounted in the locating wheel 3 on the drum shaft, locating wheel and drum shaft can be fixed on the drum shaft of washing machine with spline, the drum door of the locating hole of locating wheel 3 and described washing machine is formed certain relative position get final product.
Another part of described positioner is a drive unit 4, described drive unit is installed on the appropriate location of washing machine urceolus, described drive unit comprises electromagnet (not marking among the figure), this electromagnet is used for driving the reach of drive block 7 or retreating, drive block 7 is connected with locating button 5 usefulness springs 6, formation elasticity connects, and when drive block 7 moves forward and backward, can drive locating button 5 and move forward and backward.
One buffer unit 8 is set in the side of drive unit, whole drive unit can move on a slide rail, after locating button inserts locating hole, if the rotation of locating wheel is still bigger, locating wheel can drive locating button work one and slightly move, thereby has eliminated bigger impulsive force.
Also can be when locating button move, whole drive unit can slightly move.
When locating wheel stops fully, the pulling force of buffer unit or thrust can drive locating wheel and slightly turn round, and make locating wheel finally rest on the position of formulation.
Referring to accompanying drawing,, can singly select the side that a ground is arranged on locating button or drive unit respectively if buffer unit is set to a spring or extension spring.
When if locating button or drive unit move, spring is to cushion in the mode of drawing, and we are referred to as pulling force buffer.
When if locating button or drive unit move, spring is to hinder further in the mode that pushes away to move, and we are referred to as the thrust buffering.
Preferably, begin the location when the speed of cylinder or locating wheel is lower than 5 commentaries on classics, preferred, the speed of locating wheel begins the location when being lower than 2 commentaries on classics.
Adopt mode of the present invention, relatively prior art is simpler, and, can most contents of existing washing machine not changed, do not need testing agency, can save a large amount of costs.
Embodiment three
Other are identical with embodiment two, and different is that drive unit partly replaces with a pneumatic means, promptly drives drive block with pneumatic means and moves forward and backward.
Because can control the size of aerodynamic force, therefore, locating button 5 can flexiblely withstand on the locating wheel, locking after locating button falls into locating hole, and cylinder promptly is positioned.
Claims (10)
1, a kind of drum buffering locator of roller washing machine, it is characterized in that described positioner comprises two parts, a part is mounted in the locating wheel 3 on the drum shaft, another part is a drive unit 4, described drive unit is installed on the appropriate location of washing machine urceolus, one flexible locating button is set in the drive unit, a buffer unit is set in drive unit.
2, device according to claim 1 is characterized in that described buffer unit is arranged on the locating button, perhaps is arranged on the drive unit.
3, device according to claim 1 and 2 is characterized in that described buffer unit is the spring that can produce the extension spring of pulling force or can produce thrust.
4, device according to claim 1, it is characterized in that described drive unit comprises electromagnet, this electromagnet is used for driving the reach of drive block 7 or retreating, drive block 7 is connected with locating button 5 usefulness springs 6, formation elasticity connects, when drive block 7 moves forward and backward, can drive locating button 5 and move forward and backward; Perhaps adopt pneumatic mode to drive locating button.
5, device according to claim 1 is characterized in that locating wheel and drum shaft can be fixed on the drum shaft of washing machine with spline, the drum door of the locating hole of locating wheel 3 and described washing machine is formed certain relative position get final product.
6, device according to claim 1 is characterized in that considering the frictional force between locating button 5 and the locating wheel 3, can a roller be installed at the head of locating button 5.
7, device according to claim 1 is characterized in that the side of drive unit is provided with a buffer unit 8, and whole drive unit can move on a slide rail.
8, device according to claim 1 is characterized in that in the locating button side one buffer unit 8 being set, and locating button can be done slightly swing or move.
9, device according to claim 1 is characterized in that beginning the location when the speed when cylinder or locating wheel is lower than 5 commentaries on classics.
10, installation method according to claim 9 is characterized in that, and is preferred, and the speed of locating wheel begins the location when being lower than 2 commentaries on classics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006100775570A CN1974912B (en) | 2005-11-30 | 2006-04-30 | Drum buffering locator of drum type washing machine |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200510105298.3 | 2005-11-30 | ||
| CN200510105298 | 2005-11-30 | ||
| CN2006100775570A CN1974912B (en) | 2005-11-30 | 2006-04-30 | Drum buffering locator of drum type washing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1974912A true CN1974912A (en) | 2007-06-06 |
| CN1974912B CN1974912B (en) | 2010-08-25 |
Family
ID=38125246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2006100775570A Active CN1974912B (en) | 2005-11-30 | 2006-04-30 | Drum buffering locator of drum type washing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1974912B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018202210A1 (en) * | 2017-05-02 | 2018-11-08 | 青岛海尔洗衣机有限公司 | Top load drum washing machine and positioning device thereof |
| CN112342740A (en) * | 2019-08-06 | 2021-02-09 | 青岛海尔滚筒洗衣机有限公司 | Washing machine and control method thereof |
| CN112342742A (en) * | 2019-08-06 | 2021-02-09 | 青岛海尔滚筒洗衣机有限公司 | Washing machine and control method thereof |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2257046B1 (en) * | 1974-01-04 | 1976-11-26 | Cit Alcatel | |
| JP3609789B2 (en) * | 2002-03-06 | 2005-01-12 | 三洋電機株式会社 | Drum washing machine |
| JP4148466B2 (en) * | 2003-06-13 | 2008-09-10 | 日本電産サンキョー株式会社 | Rotating body control mechanism, rotating body control unit, and rotating body control method |
| JP3858036B2 (en) * | 2004-07-01 | 2006-12-13 | 三洋電機株式会社 | Drum washing machine |
-
2006
- 2006-04-30 CN CN2006100775570A patent/CN1974912B/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018202210A1 (en) * | 2017-05-02 | 2018-11-08 | 青岛海尔洗衣机有限公司 | Top load drum washing machine and positioning device thereof |
| CN112342740A (en) * | 2019-08-06 | 2021-02-09 | 青岛海尔滚筒洗衣机有限公司 | Washing machine and control method thereof |
| CN112342742A (en) * | 2019-08-06 | 2021-02-09 | 青岛海尔滚筒洗衣机有限公司 | Washing machine and control method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1974912B (en) | 2010-08-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: QINGDAO HAIER DRUM WASHING MACHINE CO.,LTD Free format text: FORMER OWNER: HAIER INDESIT (QINGDAO) WASHING. MACHINE CO., LTD. |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20100624 Address after: 1, Haier Road, Shandong, Qingdao (Haier Industrial Park) 266101 Applicant after: haier group corporation Co-applicant after: Qingdao Haier Drum Washing Machine Co., Ltd. Address before: 1, Haier Road, Shandong, Qingdao (Haier Industrial Park) 266101 Applicant before: haier group corporation Co-applicant before: Haier Yingdexi(Qingdao) Washing Machine Co., Ltd. |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |