CN1448577A - Apparatus and method for detecting imbalance in washing machines - Google Patents
Apparatus and method for detecting imbalance in washing machines Download PDFInfo
- Publication number
- CN1448577A CN1448577A CN02131534A CN02131534A CN1448577A CN 1448577 A CN1448577 A CN 1448577A CN 02131534 A CN02131534 A CN 02131534A CN 02131534 A CN02131534 A CN 02131534A CN 1448577 A CN1448577 A CN 1448577A
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- CN
- China
- Prior art keywords
- washing
- tank
- displacement
- washing machine
- rod member
- 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.)
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Classifications
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- 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
- D06F34/00—Details of control systems for washing machines, washer-dryers or laundry dryers
- D06F34/14—Arrangements for detecting or measuring specific parameters
- D06F34/16—Imbalance
-
- 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
- D06F37/20—Mountings, e.g. resilient mountings, for the rotary receptacle, motor, tub or casing; Preventing or damping vibrations
- D06F37/24—Mountings, e.g. resilient mountings, for the rotary receptacle, motor, tub or casing; Preventing or damping vibrations in machines with a receptacle rotating or oscillating about a vertical axis
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- 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
- D06F37/42—Safety arrangements, e.g. for stopping rotation of the receptacle upon opening of the casing door
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- 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
- D06F39/125—Supporting arrangements for the casing, e.g. rollers or legs
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- 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
- D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
- D06F2103/26—Unbalance; Noise level
-
- 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
- D06F2105/58—Indications or alarms to the control system or to the user
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
Abstract
To obtain a device and a method for detecting an unbalance of a washing machine which reduce the number of components, simplify the structure and moreover enable stop of the rotation of a washing and dewatering tub corresponding to the amount of the unbalance, only when it is needed. The washing and dewatering tub provided with a rotating blade at the bottom is disposed rotatably in a water tank 3 suspended and supported swingably in an outer box 1. In the washing machine having this constitution, the device for detecting the unbalance is disposed between the outer box 1 and the water tank 3 and fitted to a unit case 16 of a power supply unit disposed in the outer box 1.
Description
Technical field
The present invention relates to a kind of uneven checkout gear and detection method of washing machine.
Background technology
For example the full active washing machine of single casing as shown in Figure 7, in the outer container 1 on being arranged at underframe 8 by antihunting device 2 tank 3 that can be hung with freely swinging, in this tank 3, can be provided with the bottom freely to rotate and take back the washing and dewatering groove 5 of rotating vane sheet 4, portion of mechanism 7 as the reducing gear of the motor 6 of driving mechanism and clutch, gear etc. is installed in the bottom of tank 3, in addition, in the top of outer container 1, the top position of tank 3 top cover 9 is installed, but the lid 10 of freely openable is housed on this top cover 9.Among the figure 11 illustrate be arranged at top cover 9 on the feed-tank that is connected of admission port.
Be provided with header board 12 in the front of outer container 1, vertically be provided with header board 13 in the inboard of this header board 12.
When washing machine moves, whole programs of feedwater, washing procedure, rinsing program, dehydration procedure are automatically carried out, but in washing procedure, rotary vane 4 revolution and in dehydration procedure, rotary vane 4 is during with washing and dewatering groove 5 high speed rotaries, its vibration is transmitted to tank 3, tank 3 can be swung, and the part swing is absorbed by antihunting device 2.
Yet particularly in dehydration procedure, when the clothing biasing took place in washing and dewatering groove 5, washing and dewatering groove 5 was swung significantly, and this vibration transfer screw clamp 3, tank 3 be vibration significantly also.When this abnormal vibrations significantly takes place, might take place because tank 2 contacts with outer container 1 or the abnormal sound or the distortion of outer container 1, the breakage of parts etc. that cause because of vibration.
Therefore, be provided with when abnormal vibrations takes place, it detected and stops the uneven checkout gear of dehydrating operation.In the past, this imbalance checkout gear for example is, the detection of the pressing component that will be pressed as by vibration tank 3 displacements the time places the space inboard, the general triangular shape of the back corner that is formed on outer container 1 with rod member, be installed on top cover 9 grades by installing component, the sense switch of the displacement action by this rod member is arranged at the inside of top cover 9 equally by installing component.
Like this, by 3 displacements of abnormal vibrations tank, and the lateral surface of tank 3 contacts with rod member and when it was pushed, this rod member displacement was moved sense switch.This output signal that produces because of the action of this sense switch is input in the control device that utilizes microcomputer etc., by the operation of control device dehydrating operation is stopped.
Because this uneven checkout gear in the past is made up of the rod member that detects usefulness and sense switch, the parts that respectively this rod member and sense switch are installed on the top cover, number of components is many, the result, and the assembling procedure number is also more.In addition, needing will be from the signal of the sense switch lead-in wire to control device input usefulness, and because this control device is arranged at header board 13 places of the outer container of washing machine usually, the length of lead-in wire also must be longer.
In addition, because sense switch pushes 1 time by rod member and be out, sense switch only moves and opens soon that the washing and dewatering groove stops for 1 time in 1 time tank swing.Therefore, even amount of unbalance is less, also need not to stop the very little displacement of washing and dewatering groove, the washing and dewatering groove also can stop, and has hindered carrying out smoothly of washing running.Along band ground saying, shown in the chart of Fig. 6, amount of unbalance (amount of bias of the washings that the washing and dewatering groove is interior) hour, the unbalanced number of times that detects is for below once, and along with amount of unbalance increases, imbalance detects number of times and increases to 2 times, 3 times.
Summary of the invention
The objective of the invention is to eliminate the problem in the aforementioned example in the past, provide a kind of and can reduce number of components, simple in structure, and can be corresponding with unbalanced amount, the imbalance detection checkout gear and the detection method of the rotating washing machine of washing and dewatering groove only stopped in the occasion of necessity.
The present invention is in order to realize aforementioned purpose, the 1st, the tank that in outer container, is hung and freely swings, in this tank, be provided with the washing and dewatering groove that can freely turn round and be provided with rotary vane in the bottom washing machine, be arranged in the uneven checkout gear between aforementioned outer container and the tank, aforementioned uneven checkout gear is installed on the housing that is arranged on the supply unit on the outer container.Therefore, can not need in the past be used for uneven checkout gear is installed on parts on the top cover, and reduce the quantity and the assembling procedure quantity of component end item.In addition, also shortened the lead-in wire that connects uneven checkout gear and control device.
The 2nd, because aforementioned uneven checkout gear is made of with the sensor that detects the displacement of rod member the rod member of the displacement by the swing of tank, even sensor goes out the rod member displacement, stop action and be separated owing to detect the revolution of action and washing and dewatering groove, can not stop the revolution of washing and dewatering groove in the little occasion of amount of unbalance etc.
The 3rd, because sensor is made of light-emitting component and photo detector, can detect the number of times of rod member displacement by sensor, owing to can stop the revolution of washing and dewatering groove, can carry out the control of corresponding amount of unbalance according to this number of times.
The 4th, the tank that in outer container, is hung and freely swings, in this tank, be provided with the washing machine of the washing and dewatering groove that can freely turn round and be provided with rotary vane in the bottom, be arranged between aforementioned outer container and the tank, by the rod member of displacement by the swing of tank, the uneven checkout gear that constitutes with the sensor of the displacement that detects this rod member, detect according to the amount of unbalance in the washing and dewatering groove with by the displacement of sensor and to judge whether to stop the rotating imbalance of washing and dewatering groove, corresponding amount of unbalance stops the revolution of washing and dewatering groove, the problem that the revolution of elimination washing and dewatering groove stops owing to little imbalance.
The 5th, because the displacement of sensor as aforementioned detects according to detecting number of times and judges whether to stop the rotating imbalance of washing and dewatering groove, can only detect often, the revolution that unbalanced occasion stops the washing and dewatering groove is taking place really, can be suitably corresponding with present situation.
The 6th, because the displacement of sensor as aforementioned detects the time of rod member displacement, length according to this time judges whether to stop the rotating imbalance of washing and dewatering groove, can be only longer in the time of rod member displacement, the revolution that unbalanced occasion stops the washing and dewatering groove takes place really, can be suitably corresponding with present situation.
The accompanying drawing summary
Fig. 1 is the stereogram that takes off front-panel status with washing machine of uneven checkout gear of the present invention,
Fig. 2 is the front view that takes off front-panel status with washing machine of uneven checkout gear of the present invention,
Fig. 3 is the stereogram of embodiment that the uneven checkout gear of washing machine of the present invention is shown,
Fig. 4 is the vertical view of embodiment that the uneven checkout gear of washing machine of the present invention is shown,
Fig. 5 is the exploded perspective view of embodiment that the uneven checkout gear of washing machine of the present invention is shown,
Fig. 6 is the chart that the relation of amount of unbalance and uneven work factor is shown,
Fig. 7 is the vertical profile side view of washing machine.
Inventive embodiment
Below, with reference to accompanying drawing embodiments of the invention are elaborated.Fig. 1 is the stereogram that takes off front-panel status with washing machine of uneven checkout gear of the present invention, Fig. 2 is the same front view, Fig. 3 is the stereogram of embodiment that the uneven checkout gear of washing machine of the present invention is shown, Fig. 4 is the same vertical view, Fig. 5 is the same exploded perspective view, because Fig. 7 has illustrated all structures of single casing washing machine, omit its detailed description at this.
Uneven checkout gear of the present invention is made of the rod member 14 of the displacement by the swing of tank 3 and the sensor 15 of the displacement that detects this rod member 14, sensor 15 for example is made of the light breaker that forms with light-emitting component 15a and photo detector 15b, but is provided with the light shielding part 14a of rod member 14 in the gap that forms between this light-emitting component 15a and photo detector 15b free to deflect.Be to be integral the ground outstanding tab of level with it by the back side and to constitute as this light shielding part 14a one example from the rod member body.
The position that is provided with of this imbalance checkout gear is, the device case 16 of power supply basal disc 17 is set on the washing machine header board 13, preceding upper lateral part at this device case 16 is provided with sensor 15, front side at sensor 15 laterally is horizontally disposed with rod member 14 again, the base portion of rod member 14 is fixed on the device case 16, and front end is side-prominent to tank 3 one.
Below its action is described.Just often, the light shielding part 14a of rod member 14 will can not be delivered to photo detector 15a from the light blocking of light-emitting component 15a towards photo detector 15b emission between light-emitting component 15a and photo detector 15b.In dehydration procedure, the clothings in the washing and dewatering groove 5 are setovered, and washing machine is held concurrently drench pit when swinging significantly, and its vibration transfer feed trough 3, tank 3 also vibrate.As a result, tank 3 contacts to the direction swing of outer container 1 and with rod member 14, and when it was pushed, this rod member 14 was that fulcrum turns round laterally with the installation portion on the device case 16, and light shielding part 14a extracts between light-emitting component 15a and photo detector 15b.
As a result, the light that sends from light-emitting component 15a is detected by photo detector 15b, and sensor 15 detects the displacement of rod member 14.At this moment, if the swing of tank 3 stops, the light shielding part 14a of rod member 14 enters between light-emitting component 15a and the photo detector 15b once more, the light of self-emission device 15a blocking in the future.
And, because the light shielding part 14a of rod member 14 can judge according to chart shown in Figure 6 from the number of times of extracting between light-emitting component 15a and the photo detector 15b, amount of unbalance in the washing and dewatering groove 5 is big more just many more, its number of times is detected, by only stop the revolution of washing and dewatering groove 5 with the output of control device in the big occasion of amount of unbalance.Therefore, prevented to stop washing and dewatering groove 5 rotating phenomenons in little occasion of amount of unbalance etc.
In addition, because light shielding part 14a mobile displacement between light-emitting component 15a and photo detector 15b of rod member 14, can judge addendum modification by detecting this amount of movement, promptly amount of unbalance can only stop the revolution of washing and dewatering groove 5 according to this addendum modification in the big occasion of amount of unbalance.
The uneven checkout gear and the detection method of above-described washing machine of the present invention are, the 1st, the tank that in outer container, is hung and freely swings, in this tank, be provided with the washing and dewatering groove that can freely turn round and be provided with rotary vane in the bottom washing machine, be arranged in the uneven checkout gear between aforementioned outer container and the tank, aforementioned uneven checkout gear is installed on the housing that is arranged on the supply unit on the outer container.Thus, can not need in the past be used for uneven checkout gear is installed on parts on the top cover, and reduce the quantity and the assembling procedure quantity of component end item.In addition, also shortened the lead-in wire that connects uneven checkout gear and control device.
The 2nd, because aforementioned uneven checkout gear is made of with the sensor that detects the displacement of rod member the rod member of the displacement by the swing of tank, even sensor goes out the rod member displacement, stop action and be separated owing to detect the revolution of action and washing and dewatering groove, can not stop the revolution of washing and dewatering groove in the little occasion of amount of unbalance etc.
The 3rd, because sensor is made of light-emitting component and photo detector, can detect the number of times of rod member displacement by sensor, owing to can stop the revolution of washing and dewatering groove, can carry out the control of corresponding amount of unbalance according to this number of times.
The 4th, because the tank that in outer container, is hung and freely swings, in this tank, be provided with the washing machine of the washing and dewatering groove that can freely turn round and be provided with rotary vane in the bottom, be arranged between aforementioned outer container and the tank, by the rod member of displacement by the swing of tank, and the uneven checkout gear that constitutes of the sensor that detects the displacement of this rod member, detect according to the amount of unbalance in the washing and dewatering groove with by the displacement of sensor and to judge whether to stop the rotating imbalance of washing and dewatering groove, corresponding amount of unbalance stops the revolution of washing and dewatering groove, the problem that the revolution of elimination washing and dewatering groove stops owing to little imbalance.
The 5th, because the displacement of sensor as aforementioned detects according to detecting number of times and judges whether to stop the rotating imbalance of washing and dewatering groove, can only detect often, the revolution that unbalanced occasion stops the washing and dewatering groove is taking place really, can be suitably corresponding with present situation.
The 6th, because the displacement of sensor as aforementioned detects the time of the displacement of rod member, length according to this time judges whether to stop the rotating imbalance of washing and dewatering groove, can be only long in the time of rod member displacement, the revolution that unbalanced occasion stops the washing and dewatering groove takes place really, can be suitably corresponding with present situation.
Claims (6)
1, a kind of uneven checkout gear of washing machine, be arranged on the tank that is hung in the outer container and can freely swings, in this tank, be provided with between the described outer container and tank of washing machine of the washing and dewatering groove that can freely turn round and be provided with rotary vane in the bottom, it is characterized by, described uneven checkout gear is installed on the housing that is arranged on the supply unit on the outer container.
2, according to the uneven checkout gear of the described washing machine of claim 1, it is characterized by, described uneven checkout gear is made of with the sensor that detects the displacement of rod member the rod member of the displacement by the swing of tank.
3, according to the uneven checkout gear of the described washing machine of claim 2, it is characterized by, sensor is made of light-emitting component and photo detector.
4, a kind of unbalance detection of washing machine, it is characterized by, the tank that in outer container, is hung and freely swings, in this tank, be provided with the washing and dewatering groove that can freely turn round and be provided with rotary vane in the bottom washing machine, be arranged between described outer container and the tank, by the rod member of displacement by the swing of tank, and the uneven checkout gear that constitutes of the sensor that detects the displacement of this rod member, detect according to the amount of unbalance in the washing and dewatering groove with by the displacement of sensor and to judge whether to stop the rotating imbalance of washing and dewatering groove.
5, according to the unbalance detection of the described washing machine of claim 4, it is characterized by, the displacement of described sensor detects according to detecting number of times and judges whether to stop the rotating imbalance of washing and dewatering groove.
6, according to the unbalance detection of the described washing machine of claim 4, it is characterized by, the displacement of described sensor detects the time of the displacement of rod member, judges whether to stop the rotating imbalance of washing and dewatering groove according to the length of this time.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP90940/2002 | 2002-03-28 | ||
| JP90940/02 | 2002-03-28 | ||
| JP2002090940A JP2003284890A (en) | 2002-03-28 | 2002-03-28 | Device and method for detecting unbalance of washing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1448577A true CN1448577A (en) | 2003-10-15 |
| CN1231630C CN1231630C (en) | 2005-12-14 |
Family
ID=28786142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021315345A Expired - Fee Related CN1231630C (en) | 2002-03-28 | 2002-09-11 | Apparatus and method for detecting imbalance in washing machines |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2003284890A (en) |
| KR (1) | KR100487401B1 (en) |
| CN (1) | CN1231630C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100424251C (en) * | 2003-12-29 | 2008-10-08 | 金羚电器有限公司 | Dewatering operation method for full-automatic washing machine |
| CN103243514A (en) * | 2013-05-22 | 2013-08-14 | 海信容声(广东)冰箱有限公司 | Eccentricity correction method for pulsator washing machine and pulsator washing machine |
| CN103597331A (en) * | 2011-05-27 | 2014-02-19 | 艾卡工厂有限及两合公司 | Laboratory apparatus comprising a sensor for detecting vibrations |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100812862B1 (en) * | 2005-08-18 | 2008-03-11 | 가부시끼가이샤 도시바 | Washing machine |
| KR101658226B1 (en) * | 2009-11-16 | 2016-09-21 | 삼성전자주식회사 | Washing machine and control method the same |
| KR102446189B1 (en) * | 2017-12-01 | 2022-09-21 | 엘지전자 주식회사 | Laundry treating device for top placement, Laundry treating device for bottom placement, Set of laundry treating devices, and Controlling method for laundry treating device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR950025085U (en) * | 1994-02-25 | 1995-09-15 | Reservoir Unbalance Detector in Washing Machine | |
| KR970062449U (en) * | 1996-05-20 | 1997-12-11 | Unbalance detection device of the washing machine | |
| KR200152385Y1 (en) * | 1996-11-16 | 1999-07-15 | 구자홍 | The vibrating or balancing sensor of washing tub |
| KR19990004064A (en) * | 1997-06-27 | 1999-01-15 | 배순훈 | How to detect unbalance of washing machine |
| KR19990011046A (en) * | 1997-07-21 | 1999-02-18 | 구자홍 | Unbalance Detection Device and Method of Washing Machine |
-
2002
- 2002-03-28 JP JP2002090940A patent/JP2003284890A/en active Pending
- 2002-09-05 KR KR10-2002-0053464A patent/KR100487401B1/en not_active IP Right Cessation
- 2002-09-11 CN CNB021315345A patent/CN1231630C/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100424251C (en) * | 2003-12-29 | 2008-10-08 | 金羚电器有限公司 | Dewatering operation method for full-automatic washing machine |
| CN103597331A (en) * | 2011-05-27 | 2014-02-19 | 艾卡工厂有限及两合公司 | Laboratory apparatus comprising a sensor for detecting vibrations |
| CN103243514A (en) * | 2013-05-22 | 2013-08-14 | 海信容声(广东)冰箱有限公司 | Eccentricity correction method for pulsator washing machine and pulsator washing machine |
| CN103243514B (en) * | 2013-05-22 | 2015-11-04 | 海信容声(广东)冰箱有限公司 | The eccentric correcting method of rotary drum washing machine and rotary drum washing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| KR100487401B1 (en) | 2005-05-03 |
| JP2003284890A (en) | 2003-10-07 |
| KR20030078600A (en) | 2003-10-08 |
| CN1231630C (en) | 2005-12-14 |
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| SE01 | Entry into force of request for substantive examination | ||
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Granted publication date: 20051214 Termination date: 20100911 |