CN101008146A - Inner cylinder fixing and locking device for drum washing machine - Google Patents
Inner cylinder fixing and locking device for drum washing machine Download PDFInfo
- Publication number
- CN101008146A CN101008146A CN 200610001885 CN200610001885A CN101008146A CN 101008146 A CN101008146 A CN 101008146A CN 200610001885 CN200610001885 CN 200610001885 CN 200610001885 A CN200610001885 A CN 200610001885A CN 101008146 A CN101008146 A CN 101008146A
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- gear
- screw rod
- inner core
- tooth bar
- washing machine
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Abstract
An inner tub positioning locking device of tub washing machine, wherein, the power input axle is arranged with one gear; one side face of gear is flat; it uses tooth bar or screw to drive the gear; when in inactive drive, the flat open of gear is parallel with screw or tooth bar, and the tub is positioned, and since they are parallel and near, the tub can not rotate to be positioned. The inventive device has simple structure without any other check device and affecting prior washing machine, with low cost.
Description
Background technology
In recent years, released the roller washing machine that backs down door on the market, the placement and the taking-up of clothing have been made things convenient for, but, in opening the door roller washing machine, side need not the inner core locating and lock, in backing down a roller washing machine, then become problem, prior art has adopted the method for counterweight to position, its location is inaccurate, and when zero load, it is eccentric fully; Prior art has also proposed the following mode that positions.
CN02160752.4 discloses a kind of automatic positioning method and device of roller washing machine drum door, its adopts be original program for washing finish or in have no progeny washing machine drum when stopping operating, measure the position of washing machine drum door by position measuring device, when being measured to drum door in normal enable possition, the motor that head roll is rotated keeps halted state; When being measured to drum door not in normal enable possition, start described motor low-speed running, when position measuring device is measured to drum door in normal enable possition, described motor is stopped operating.According to the automatic positioning method and the device of the drum door of the invention described above, can make roller washing machine after finishing its drum door is positioned at normal enable possition automatically in laundry automatically, make the use hommization more of washing machine, convenient.
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 IC 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 rotations 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 has solved the problem that roller washing machine exists in location and locking, still, recess trouble very is set on cylinder, need redesign 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 roller washing machine inner core gear fixing and locking device, by fixing and locking device of the present invention, can be more simply the inner core of roller washing machine is positioned and locks.
The present invention can be achieved in the following manner, one gear is set on power input shaft, a side of this gear is flat, adopts tooth bar or screw drive gear, in the time can't driving, flat mouthful of gear on the described gear is parallel with screw rod or tooth bar, at this moment, the cylinder location is simultaneously because flat mouthful of gear is parallel and close with screw rod or tooth bar, cylinder can't rotate again, so drum is positioned.
For realizing above purpose, the technical solution adopted in the present invention is: a kind of roller washing machine inner core positioner, described positioner comprises gear, the centre of gear is provided with an axis hole, gear is fixed by the power input shaft of axis hole and inner core, any side at described gear is provided with flat mouthful of gear, described device also comprises screw rod, when after inner core is static, needing to position, place engagement beyond flat mouthful of the gear of screw rod and gear, finished the location when face that forms when the external diameter of the plane of flat mouthful of gear and screw rod was substantially parallel.
Described device, screw rod are connected with motor to obtain power.
Described device, the velocity of rotation of screw rod are to make the velocity of rotation of inner core less than 3 rev/mins.
Described device, when interior letter was rotated, screw rod and gear were discontiguous.
Described device is by hydraulic pressure or pneumaticly make screw rod up and down or move forward and backward, so that make screw rod contact or not contact with gear.
Described device, described device are located on the outer power input shaft of urceolus.
A kind of roller washing machine inner core positioner, described positioner comprises gear, the centre of gear is provided with an axis hole, gear is fixed by the power input shaft of axis hole and inner core, in any side of described gear flat mouthful of gear is set, and described device also comprises tooth bar, when positioning, when tooth bar when gear advances and after the contact, the place engagement beyond flat mouthful of the gear of rack and pinion, finished the location when face that forms when the tooth of the plane of flat mouthful of gear and tooth bar was substantially parallel.
Described device, described tooth bar are advanced and can be adopted hydraulic pressure, pneumatic, electronic carrying out.
Described device does not contact gear at inner core rotation hour rack.
Described device, the number of teeth on the tooth bar and the ratio of the number of teeth on the gear guarantee that gear rotates 360 degree, the number of teeth of preferred tooth bar is more than the complete number of teeth of gear.
Described device, described device are located on the outer power input shaft of urceolus.
Description of drawings
Fig. 1 is the schematic diagram that the employing screw rod of the embodiment 1 of positioner of the present invention is located;
Fig. 2 is the schematic diagram that the employing tooth bar of the embodiment 2 of positioner of the present invention is located;
In accompanying drawing of the present invention, component names and caption correspondence are as follows: gear 1, flat mouthful 2 of gear, axis hole 3, screw rod 4, tooth bar 5.
The specific embodiment
Below be embodiments of the invention,, can be expressly understood the present invention by described embodiment and in conjunction with corresponding other content of specification.
Gear of the present invention is meant for flat mouthful 2, the tangential direction of the circle that forms along the tooth root of gear, part beyond the tangent line is all removed, like this, have certain thickness gear and just formed an interrupted plane in this position, we can say that also described plane is to be formed by the flank of tooth after being cut.
Embodiment 1
The described roller washing machine inner core of present embodiment positioner, what adopt is the mode of screw gear, referring to accompanying drawing 1, described positioner comprises gear 1, the centre of gear 1 is provided with an axis hole 2, gear 1 is fixed by the power input shaft of axis hole and inner core, in any side of described gear flat mouthful 2 of gear is set.
Described device also comprises screw rod 4, when positioning, and flat mouthful 2 place engagement in addition of the gear of screw rod 4 and gear 1, screw rod rotates, can spur or promote gear and rotate, when gear turns to, when the interrupted face that the external diameter of the plane that gear is flat mouthful 2 and the tooth of screw rod forms is parallel, screw rod is driven wheel again, finish the location, because flat mouthful 2 positions of the position of the door of described cylinder and described gear are to set in advance, therefore, finish when the location, the position of door is certainly in appointed positions.
Because the interrupted face that the external diameter of the tooth of the plane of flat mouthful 2 of gear and screw rod forms when parallel, the two spacing is very little again, and therefore, if screw rod does not get out of the way, gear can't be rotated further, and just inner core can't rotate, and has so just realized the location of inner core.
Described screw rod can be connected with motor to obtain power.
Because impulsive force was excessive when the too high meeting of velocity of rotation of screw rod caused stopping, therefore, it is suitable selecting lower screw rod velocity of rotation, among the present invention, the velocity of rotation of described screw rod is to set like this, when screw rod rotates, it can drive the velocity of rotation of inner core less than 3 rev/mins, in other words, just, described location can be finished in 1/3 minute.
During the inner core rotation, screw rod and gear are discontiguous, described the contact can be by moving up and down screw rod, perhaps screw rod is shifted out with gear and can position contacting realize, move and to rely on hydraulic pressure or pneumaticly to make screw rod up and down or move forward and backward, so that make screw rod contact or not contact with gear, fixing and locking device of the present invention is located on the outer power input shaft of urceolus.
The described roller washing machine inner core of present embodiment positioner, what adopt is the mode of rack pinion, referring to accompanying drawing 2, described positioner comprises gear 1, the centre of gear 1 is provided with an axis hole 2, gear 1 is fixed by the power input shaft of axis hole and inner core, any side at described gear is provided with flat mouthful 2 of gear, described device also comprises tooth bar 5, when the static needs of inner core position, with tooth bar 5 when gear advances and the contact after, flat mouthful of place engagement in addition of the gear of tooth bar 5 and gear 1, continue to promote tooth bar, gear rotates with being engaged, locatees end when the face that forms when the tooth of the plane of flat mouthful 2 of gear and tooth bar is substantially parallel.
Equally, again because the interrupted face of the formation of the tooth of the plane of flat mouthful 2 of gear and tooth bar when parallel, the two spacing is very little, therefore, if tooth bar does not get out of the way, gear can't be rotated further, just inner core can't rotate, and has so just realized the location of inner core.
The propelling of described tooth bar can be adopted hydraulic pressure, pneumatic, electronic carrying out.
At inner core rotation hour rack is not contact gear, the number of teeth on the tooth bar and the ratio of the number of teeth on the gear, guarantee that gear rotates 360 degree, because 360 degree are enough to make that the interrupted face of formation of tooth of the plane of flat mouthful 2 of the gear of gear and tooth bar is parallel, the number of teeth of preferred tooth bar is more than the complete number of teeth of gear.
Equally, described fixing and locking device can be located on the outer power input shaft of urceolus.
The position and lock mechanism structure of inner tank of washing machine of the present invention is simple and reliable, the testing agency that does not need other, do not influence the structure of existing washing machine, 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.
Claims (11)
1, a kind of roller washing machine inner core positioner, it is characterized in that: described positioner comprises gear (1), the centre of gear (1) is provided with an axis hole (2), gear (1) is fixed by the power input shaft of axis hole and inner core, any side at described gear is provided with gear flat mouthful (2), described device also comprises screw rod (4), when after inner core is static, needing to position, flat mouthful of (2) place engagement in addition of the gear of screw rod (4) and gear (1), finished the location when face that forms when the external diameter of the plane of gear flat mouthful (2) and screw rod was substantially parallel.
2, device according to claim 1 is characterized in that: screw rod is connected with motor to obtain power.
3, device according to claim 2 is characterized in that: the velocity of rotation of screw rod is to make the velocity of rotation of inner core less than 3 rev/mins.
4, device according to claim 1 is characterized in that: when inner core rotated, screw rod and gear were discontiguous.
5, device according to claim 4 is characterized in that: by hydraulic pressure or pneumaticly make screw rod up and down or move forward and backward, so that make screw rod contact or not contact with gear.
6, device according to claim 1 is characterized in that: described device is located on the outer power input shaft of urceolus.
7, a kind of roller washing machine inner core positioner, it is characterized in that: described positioner comprises gear (1), the centre of gear (1) is provided with an axis hole (2), gear (1) is fixed by the power input shaft of axis hole and inner core, any side at described gear is provided with gear flat mouthful (2), described device also comprises tooth bar (5), when positioning, after tooth bar (5) also contacts when gear advances, place engagement beyond flat mouthful of the gear of tooth bar (5) and gear (1), finished the location when face that forms when the tooth of the plane of gear flat mouthful (2) and tooth bar was substantially parallel.
8, device according to claim 7 is characterized in that: described tooth bar is advanced and can be adopted hydraulic pressure, pneumatic, electronic carrying out.
9, device according to claim 7 is characterized in that: do not contact gear at inner core rotation hour rack.
10, device according to claim 7 is characterized in that: the number of teeth on the tooth bar and the ratio of the number of teeth on the gear, guarantee that gear rotates 360 degree, and the number of teeth of preferred tooth bar is more than the complete number of teeth of gear.
11, device according to claim 7 is characterized in that: described device is located on the outer power input shaft of urceolus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006100018852A CN101008146B (en) | 2006-01-25 | 2006-01-25 | Inner cylinder fixing device for drum washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006100018852A CN101008146B (en) | 2006-01-25 | 2006-01-25 | Inner cylinder fixing device for drum washing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101008146A true CN101008146A (en) | 2007-08-01 |
| CN101008146B CN101008146B (en) | 2011-02-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2006100018852A Active CN101008146B (en) | 2006-01-25 | 2006-01-25 | Inner cylinder fixing device for drum washing machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN101008146B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016124036A1 (en) * | 2015-02-04 | 2016-08-11 | 青岛海尔洗衣机有限公司 | Locking mechanism of washing machine inner tub and washing machine |
| CN111663296A (en) * | 2019-03-07 | 2020-09-15 | 青岛海尔滚筒洗衣机有限公司 | Washing machine and control method thereof |
| CN112320423A (en) * | 2020-10-22 | 2021-02-05 | 江苏兴亚塑料科技有限公司 | Multifunctional winding device for PE winding film production |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2237409B2 (en) * | 1972-07-27 | 1980-06-26 | Bosch-Siemens Hausgeraete Gmbh, 7000 Stuttgart | Mantle-loading washing machine drum - has additional latch for lid sections to prevent spontaneous opening |
| FR2318261A1 (en) * | 1975-07-17 | 1977-02-11 | Amiens Const Elect Mec | WASHING MACHINE DRUM DOOR CLOSURE SAFETY DEVICE |
| IT8234021V0 (en) * | 1982-05-31 | 1982-05-31 | Zanussi A Spa Industrie | BASKET FOR TOP-LOADING WASHING MACHINES. |
-
2006
- 2006-01-25 CN CN2006100018852A patent/CN101008146B/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016124036A1 (en) * | 2015-02-04 | 2016-08-11 | 青岛海尔洗衣机有限公司 | Locking mechanism of washing machine inner tub and washing machine |
| CN109881438A (en) * | 2015-02-04 | 2019-06-14 | 青岛海尔洗衣机有限公司 | A kind of lockable mechanism and washing machine of washing machine inner tub |
| US10704181B2 (en) | 2015-02-04 | 2020-07-07 | Qingdao Haier Washing Machine Co., Ltd. | Locking mechanism for inner tub of washing machine, and washing machine |
| CN111663296A (en) * | 2019-03-07 | 2020-09-15 | 青岛海尔滚筒洗衣机有限公司 | Washing machine and control method thereof |
| CN112320423A (en) * | 2020-10-22 | 2021-02-05 | 江苏兴亚塑料科技有限公司 | Multifunctional winding device for PE winding film production |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101008146B (en) | 2011-02-16 |
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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: QINGDAO HAIER 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: 20100625 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: Qingdao Haier Washing Machine Co., Ltd. |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |