CN112481935A - Eccentricity detection device and pulsator washing machine - Google Patents

Eccentricity detection device and pulsator washing machine Download PDF

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Publication number
CN112481935A
CN112481935A CN202011395976.5A CN202011395976A CN112481935A CN 112481935 A CN112481935 A CN 112481935A CN 202011395976 A CN202011395976 A CN 202011395976A CN 112481935 A CN112481935 A CN 112481935A
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CN
China
Prior art keywords
washing machine
microswitch
rotating rod
detection device
rotating
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
Application number
CN202011395976.5A
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Chinese (zh)
Inventor
陈世钰
李雪
卢诗雅
李海杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gree Electric Appliances Inc of Zhuhai
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Gree Electric Appliances Inc of Zhuhai
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Gree Electric Appliances Inc of Zhuhai filed Critical Gree Electric Appliances Inc of Zhuhai
Priority to CN202011395976.5A priority Critical patent/CN112481935A/en
Publication of CN112481935A publication Critical patent/CN112481935A/en
Pending legal-status Critical Current

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    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F34/00Details of control systems for washing machines, washer-dryers or laundry dryers
    • D06F34/14Arrangements for detecting or measuring specific parameters
    • D06F34/16Imbalance
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2103/00Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/26Imbalance; Noise level
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2105/00Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
    • D06F2105/62Stopping or disabling machine operation

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
  • Control Of Washing Machine And Dryer (AREA)

Abstract

The invention provides an eccentricity detection device and a pulsator washing machine, wherein the eccentricity detection device comprises a fixed seat, a microswitch and a rotating rod; the microswitch is arranged on the fixed seat and is positioned on one side of the fixed seat; the rotating rod is rotatably arranged on the fixed seat through an elastic part and is positioned on the other side of the fixed seat; the dwang includes in the rotation process: a first position disengaged from the micro-switch and a second position touching the micro-switch; the scheme provided by the invention has the advantages of simple structure, flexible use and easy installation; the eccentric detection device is applied to the washing machine, can effectively detect the offset condition of the washing barrel and perform power-off processing, thereby reducing the safety risk, ensuring the personal safety of a user and improving the experience of the washing machine.

Description

Eccentricity detection device and pulsator washing machine
Technical Field
The invention belongs to the technical field of eccentricity detection, and particularly relates to an eccentricity detection device and a pulsator washing machine.
Background
When the existing pulsator washing machine is used for washing, particularly in a dehydration state, the situation that the washing barrel is eccentric too much and impacts the peripheral side faces of a washing machine box body often occurs, so that the vibration noise is too large, and even the personal safety of a user is endangered.
When the existing washing machine is in such a situation, the solution is to shut down and adjust the clothes in the washing tub, which causes great inconvenience to the clothes washing and seriously affects the user experience.
Some impeller type washing machines in the prior art have an eccentricity detection function, but the eccentricity detection devices have the problems of large volume, complex structure, high technical cost, high price and the like.
Based on the technical problems of the pulsator washing machine during washing, no relevant solution is provided; there is therefore a pressing need to find effective solutions to the above problems.
Disclosure of Invention
The invention aims to provide an eccentric detection device and a pulsator washing machine aiming at overcoming the defects in the prior art, and aims to solve one of the problems of safety or inconvenience in use caused by the fact that a washing barrel deviates and impacts a box body in the washing process of the existing washing machine.
The invention provides an eccentricity detection device, which comprises a fixed seat, a microswitch and a rotating rod, wherein the microswitch is arranged on the fixed seat; the microswitch is arranged on the fixed seat and is positioned on one side of the fixed seat; the rotating rod is rotatably arranged on the fixed seat through an elastic part and is positioned on the other side of the fixed seat; the dwang includes in the rotation process: a first position disengaged from the microswitch and a second position touching the microswitch.
Further, when the rotating rod is located at a first position separated from the microswitch, the microswitch is in a conducting state; when the rotating rod is located at a second position where the micro switch is touched, the micro switch is in a closed state; alternatively, the first and second electrodes may be,
further, when the rotating rod is located at a first position separated from the microswitch, the microswitch is in a closed state; when the rotating rod is located at the second position where the micro switch is touched, the micro switch is in a conducting state.
Furthermore, the rotating rod comprises a rotating rod body, the front end of the rotating rod body is convexly provided with a collision part, and the rear end of the rotating rod body is convexly provided with a linkage part; the rotating rod body is also provided with a rotating shaft which is rotatably arranged on the fixed seat; the dwang body can revolute the rotation of axes to when collision portion received the extrusion, linkage portion can touch micro-gap switch's shell fragment or break away from micro-gap switch's shell fragment.
Furthermore, a collision surface is arranged on the collision part, and a control surface is arranged on the linkage part; when the collision surface is extruded, the control surface touches the elastic sheet of the micro switch or is separated from the elastic sheet of the micro switch.
Furthermore, the elastic part is a torsion spring, a torsion spring fixing buckle is also arranged on the rotating rod body, and a torsion spring lap joint part is arranged on the fixing seat; one end of the torsion spring is clamped in the torsion spring fixing buckle, and the other end of the torsion spring is lapped on the lapping part of the torsion spring; the torsion spring enables one end of the rotating rod to touch or be separated from the elastic sheet of the micro switch in a natural state.
Furthermore, a rotating shaft connecting part is also arranged on the fixed seat, and a connecting hole is arranged in the rotating shaft connecting part; the rotating shaft is arranged at the bottom of the rotating rod body and is rotatably arranged in the connecting hole; the fixing seat is provided with a mounting hole.
Correspondingly, the invention also provides a pulsator washing machine, which comprises an eccentric detection device; the eccentricity detection device is the eccentricity detection device.
Furthermore, the pulsator washing machine also comprises a washing machine box body and a washing barrel, wherein the washing barrel can be movably arranged in the washing machine box body, and the eccentric detection device is arranged on the washing machine box body; when the washing barrel extrudes the collision part at the front end of the rotating rod in the working process, the linkage part at the rear end of the rotating rod is separated from the microswitch, so that the washing machine is stopped.
Further, the microswitch is electrically connected with a control circuit of the washing machine; the eccentric detection device is arranged in the middle of the washing machine box body; when the washing barrel eccentrically moves and collides with the collision surface of the collision part, the rotating rod overcomes the elastic force of the elastic piece, so that the control surface on the linkage part is separated from the elastic piece of the microswitch, and the washing machine is stopped.
Further, the displacement difference between the collision surface on the rotation lever and the collision surface of the washing tub is S1, the displacement difference generated when the washing tub collides with the side surface of the washing machine case due to eccentricity is S2, and the displacement difference S1 is smaller than the displacement difference S2
The scheme provided by the invention has the following technical effects:
the scheme provided by the invention can solve the problem of large vibration noise caused by overlarge eccentricity of a washing barrel in washing or dewatering of the traditional pulsator washing machine, and ensure the personal safety of a user;
secondly, according to the scheme provided by the invention, when the impeller type washing machine impacts the box body due to the eccentricity of the washing barrel, the washing machine can be automatically shut down through the detection of the eccentricity detection device, so that the experience of the washing machine is improved;
thirdly, the scheme provided by the invention has the advantages of simple structure, low cost and easy assembly.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The invention will be further explained with reference to the drawings, in which:
FIG. 1 is a schematic view of an eccentricity detection apparatus of the present invention installed in a pulsator washing machine;
FIG. 2 is a schematic view of an overall structure of an eccentric detecting device according to the present invention;
FIG. 3 is a schematic view of a rotating rod according to the present invention;
FIG. 4 is a schematic diagram of an eccentric detecting device after barrel collision according to the present invention;
FIG. 5 is a schematic diagram of an eccentricity detection apparatus before barrel collision.
In the figure: 1. a washing machine box body; 2. a washing tub; 3. an eccentricity detection device; 31. a fixed seat; 311. a rotating shaft connecting part; 32. a microswitch; 321. a spring plate; 33. rotating the rod; 331. rotating the rod body; 332. a linkage section; 3321. a control plane; 333. a rotating shaft; 334. a torsion spring fixing buckle; 335. a collision surface; 34. a torsion spring; 4. and (4) an impact surface.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. The meaning of "a number" is one or more unless specifically limited otherwise.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As shown in fig. 2 to 5, the present invention provides an eccentricity detection device, which specifically includes a fixing base 31, a micro switch 32 and a rotating rod 33; wherein, the microswitch 32 is arranged on the fixed seat 31 and is positioned at one side of the fixed seat 31; the rotating rod 33 is rotatably arranged on the fixed seat 31 through an elastic part and is positioned at the other side of the fixed seat 31; due to the action of the elastic piece, the rotating rod 33 can be elastically and rotatably arranged on the fixed seat 31; the method specifically comprises the following steps: the rotating lever 33 includes in the rotating process: a first position disengaged from the microswitch 32 and a second position touching the microswitch 32; specifically, after the rotating rod 33 is squeezed or collided, the rotating rod 33 can overcome the elastic force of the elastic member, so as to disengage from the microswitch 32, that is, the rotating rod 33 is in the first position; alternatively, after the rotating rod 33 is squeezed or collided, the rotating rod 33 can overcome the elastic force of the elastic member, so as to contact the microswitch 32, i.e. the rotating rod 33 is in the second position; similarly, after the extrusion or collision is released, the rotating lever 33 can be restored to the original state by the force of the elastic member; the eccentricity detection device provided by the invention has the advantages of simple structure, flexibility in use and easiness in installation, can be applied to the existing washing machine, and can effectively detect the offset condition of the washing barrel and perform power-off treatment, so that the safety risk is reduced, the personal safety of a user is ensured, and the experience feeling of the washing machine is improved.
Preferably, in combination with the above solutions, as shown in fig. 2 to 5, in the present embodiment, when the rotating rod 33 is in the first position away from the microswitch 32, the microswitch 32 is in a conducting state, so that the circuit conduction can be ensured; when the rotating rod 33 is located at the second position where the microswitch 32 is touched, the microswitch 32 is in a closed state, so that power can be timely cut off, and the safety of a user is ensured.
Preferably, in combination with the above scheme, as shown in fig. 2 to 5, in this embodiment, when the rotating rod 33 is in the first position separated from the microswitch 32, the microswitch 32 is in the off state, so that power can be cut off in time, and the safety of a user is ensured; when the rotating rod 33 is at the second position where the micro switch 32 is touched, the micro switch 32 is in a conducting state, so that the circuit conduction can be ensured.
Preferably, with the above solution, as shown in fig. 2 to 5, the rotating rod 33 specifically includes a rotating rod body 331, a collision portion is protruded at a front end of the rotating rod body 331, and a linkage portion 332 is protruded at a rear end of the rotating rod body 331; the rotating rod body 331 is further provided with a rotating shaft 333, and the rotating shaft 333 is rotatably arranged on the fixed seat 31, so that the rotating rod body 331 can rotate around the rotating shaft 333, and when the collision part is extruded, the linkage part 332 can touch the elastic sheet 321 of the micro switch 32 or separate from the elastic sheet 321 of the micro switch 32, and further the micro switch 32 is turned on or off; further, the fixing seat 31 is provided with a mounting hole, so that the fixing seat 31 can be mounted on the washing machine box body through the mounting hole.
Preferably, in combination with the above, as shown in fig. 2 to 5, the collision portion and the interlocking portion 332 are integrally injection-molded with the rotating lever body 331; specifically, the collision part is provided with a collision surface 335, and the linkage part 332 is provided with a control surface 3321; thus, when the collision surface 335 is pressed, the control surface 3321 touches the resilient piece 321 of the microswitch 32 or disengages from the resilient piece 321 of the microswitch 32, so that the microswitch 32 is turned on or off.
Preferably, in combination with the above solutions, as shown in fig. 2 to 5, in this embodiment, the elastic member is a torsion spring 34, the rotating rod body 331 is further provided with a torsion spring fixing buckle 334, and the fixing seat 31 is provided with a torsion spring overlapping portion; one end of the torsion spring 34 is clamped in the torsion spring fixing buckle 334, and the other end of the torsion spring 34 is lapped on the lapping part of the torsion spring; the torsion spring 34 enables one end of the rotating rod 33 to touch the elastic sheet 321 of the microswitch 32 or separate from the elastic sheet 321 of the microswitch 32 in a natural state; preferably, the torsion spring 34 naturally causes one end of the rotating rod 33 to touch the elastic sheet 321 of the micro switch 32, so as to turn on the micro switch; further, when the collision surface 335 is pressed, the rotating lever 33 overcomes the urging force of the torsion spring 34, and the one end of the rotating lever 33 is disengaged from the elastic piece 321 of the microswitch 32, so that the microswitch is turned off.
Preferably, in combination with the above solutions, as shown in fig. 2 to 5, the fixing base 31 is further provided with a rotating shaft connecting portion 311, and a connecting hole is formed in the rotating shaft connecting portion 311; specifically, two sides of the front surface of the fixed seat 31 are symmetrically provided with a rotating shaft connecting part 311, and two connecting holes are respectively arranged in the two rotating shaft connecting parts 311; the rotation shaft 333 is disposed at the bottom of the rotation shaft body 331, and two ends of the rotation shaft 333 are respectively rotatably disposed in the connection holes at two sides, so that the rotation shaft 33 can rotate around the rotation shaft 333, and thus the rotation is stable.
Correspondingly, in combination with the above solutions, as shown in fig. 1 to 5, the present invention further provides a pulsator washing machine, comprising an eccentric detection device 3; the eccentricity detection device 3 is the eccentricity detection device described above.
Preferably, in combination with the above scheme, as shown in fig. 2 to 5, the pulsator washing machine further includes a washing machine case 1 and a washing tub 2; wherein, the washing barrel 2 can be movably arranged in the washing machine box body 1, and the eccentricity detection device 3 is arranged on the washing machine box body 1; when the washing tub 2 presses the collision portion of the front end of the rotating lever 33 in the operation process, the linkage portion 332 of the rear end of the rotating lever 33 is separated from the micro switch 32, so that the washing machine is stopped, thereby ensuring the safety of the user.
Preferably, in combination with the above solutions, as shown in fig. 2 to 5, in the pulsator washing machine provided by the present invention, the micro switch 32 is electrically connected to a control circuit of the washing machine; the eccentric detection device 3 is arranged in the middle of the washing machine box body 1; when the washing tub 2 eccentrically moves and collides with the collision surface 335 of the collision part, the rotating rod 33 overcomes the elastic force of the elastic member, so that the control surface 3321 on the linkage part 332 is separated from the elastic sheet of the microswitch 32, the washing machine is stopped, and the safety of a user is ensured; specifically, the eccentric detection device 3 is detachably fixed on the side surface of the washing machine box body 1 through a fastener, the displacement difference between the collision surface on the rotating rod 33 and the collision surface 4 of the washing tub 2 is S1, the displacement difference S2 generated when the washing tub 2 collides with the side surface of the washing machine box body 1 due to eccentricity is smaller than the displacement difference S2, and therefore the eccentric detection device 3 can be used for detecting and shutting down before the washing tub is eccentrically collided with the washing machine box body 1; further, when the tub 2 is knocked due to eccentricity, the wall of the tub 2 collides with the collision surface 4, so that the rotating rod 3 is displaced to a certain extent, the control surface 3321 on the rotating rod 3 is displaced to a certain extent, and the control surface is separated from the contact with the elastic sheet 11 of the microswitch 32, and the microswitch detects that the washing machine is effective, so that the washing machine is stopped.
The scheme provided by the invention has the following technical effects:
the scheme provided by the invention can solve the problem of large vibration noise caused by overlarge eccentricity of a washing barrel in washing or dewatering of the traditional pulsator washing machine, and ensure the personal safety of a user;
secondly, according to the scheme provided by the invention, when the impeller type washing machine impacts the box body due to the eccentricity of the washing barrel, the washing machine can be automatically shut down through the detection of the eccentricity detection device, so that the experience of the washing machine is improved;
thirdly, the scheme provided by the invention has the advantages of simple structure, low cost and easy assembly.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way. Those skilled in the art can make numerous possible variations and modifications to the described embodiments, or modify equivalent embodiments, without departing from the scope of the invention. Therefore, any modification, equivalent change and modification made to the above embodiments according to the technology of the present invention are within the protection scope of the present invention, unless the content of the technical solution of the present invention is departed from.

Claims (10)

1. An eccentricity detection device is characterized by comprising a fixed seat (31), a microswitch (32) and a rotating rod (33); the microswitch (32) is arranged on the fixed seat (31) and is positioned on one side of the fixed seat (31); the rotating rod (33) is rotatably arranged on the fixed seat (31) through an elastic part and is positioned on the other side of the fixed seat (31); the rotating rod (33) comprises in the rotating process: a first position disengaged from the microswitch (32) and a second position touching the microswitch (32).
2. Eccentricity detection device according to claim 1, characterized in that the microswitch (32) is in a conductive state when the swivelling lever (33) is in a first position disengaged from the microswitch (32); when the rotating rod (33) is located at a second position where the micro switch (32) is touched, the micro switch (32) is in a closed state; or when the rotating rod (33) is in a first position separated from the microswitch (32), the microswitch (32) is in a closed state; when the rotating rod (33) is in a second position where the micro switch (32) is touched, the micro switch (32) is in a conducting state.
3. The eccentricity detection device according to claim 1, wherein the rotating lever (33) includes a rotating lever body (331), a collision portion is provided at a front end of the rotating lever body (331) in a protruding manner, and a linkage portion (332) is provided at a rear end of the rotating lever body (331) in a protruding manner; the rotating rod body (331) is further provided with a rotating shaft (333), and the rotating shaft (333) is rotatably arranged on the fixed seat (31); the rotating rod body (331) can rotate around the rotating shaft (333), and when the collision part is extruded, the linkage part (332) can touch the elastic sheet (321) of the micro switch (32) or separate from the elastic sheet (321) of the micro switch (32).
4. The eccentricity detection device according to claim 3, wherein a collision surface (335) is provided on the collision portion, and a control surface (3321) is provided on the linkage portion (332); when the collision surface (335) is pressed, the control surface (3321) touches the spring sheet (321) of the micro switch (32) or is separated from the spring sheet (321) of the micro switch (32).
5. The eccentricity detection device according to claim 3, wherein the elastic member is a torsion spring (34), the rotating lever body (331) is further provided with a torsion spring fixing buckle (334), and the fixing seat (31) is provided with a torsion spring overlapping portion; one end of the torsion spring (34) is clamped in the torsion spring fixing buckle (334), and the other end of the torsion spring (34) is lapped on the torsion spring lapping part; and the torsion spring (34) enables one end of the rotating rod (33) to touch the elastic sheet (321) of the microswitch (32) or separate from the elastic sheet (321) of the microswitch (32) in a natural state.
6. The eccentricity detection device according to claim 3, wherein the fixing base (31) is further provided with a rotating shaft connecting portion (311), and a connecting hole is formed in the rotating shaft connecting portion (311); the rotating shaft (333) is arranged at the bottom of the rotating rod body (331), and the rotating shaft (333) is rotatably arranged in the connecting hole; the fixing seat (31) is provided with a mounting hole.
7. A pulsator washing machine includes an eccentricity detecting device (3); characterized in that the eccentricity detection device (3) is the eccentricity detection device according to any one of claims 1 to 6.
8. The pulsator washing machine according to claim 7, further comprising a washing machine cabinet (1) and a washing tub (2), wherein the washing tub (2) is movably disposed in the washing machine cabinet (1), and the eccentricity detection device (3) is disposed on the washing machine cabinet (1); the washing barrel (2) extrudes in the working process when the collision part at the front end of the rotating rod (33) is collided, the linkage part (332) at the rear end of the rotating rod (33) is separated from the microswitch (32), and therefore the washing machine is stopped.
9. The pulsator washing machine according to claim 8, wherein the micro switch (32) is electrically connected to a control circuit of the washing machine; the eccentricity detection device (3) is arranged in the middle of the washing machine box body (1); when the washing barrel (2) is eccentrically moved and collides with a collision surface (335) of the collision part, the rotating rod (33) overcomes the elastic force of the elastic piece, so that the control surface (3321) on the linkage part (332) is separated from the elastic piece of the microswitch (32), and the washing machine is stopped.
10. The pulsator washing machine according to claim 8, wherein a displacement difference between the collision surface (335) on the rotation lever (33) and the collision surface (4) of the washing tub (2) is S1, a displacement difference generated when the washing tub (2) collides with the side of the washing machine cabinet (1) due to eccentricity is S2, and the displacement difference S1 is smaller than the displacement difference S2.
CN202011395976.5A 2020-12-03 2020-12-03 Eccentricity detection device and pulsator washing machine Pending CN112481935A (en)

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Application Number Priority Date Filing Date Title
CN202011395976.5A CN112481935A (en) 2020-12-03 2020-12-03 Eccentricity detection device and pulsator washing machine

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Application Number Priority Date Filing Date Title
CN202011395976.5A CN112481935A (en) 2020-12-03 2020-12-03 Eccentricity detection device and pulsator washing machine

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113075295A (en) * 2021-03-26 2021-07-06 上海易流机电设备有限公司 Detection device and processing method for electromechanical equipment shell
WO2023040353A1 (en) * 2021-09-16 2023-03-23 青岛海尔生物医疗科技有限公司 Method and apparatus for controlling centrifuge, centrifuge, and storage medium

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002035474A (en) * 2000-07-26 2002-02-05 Shinsei Denki Kk Safety switch for washing machine
JP2014188139A (en) * 2013-03-27 2014-10-06 Sharp Corp Safety switch, washing machine
CN205711426U (en) * 2016-05-26 2016-11-23 安徽意华电器有限公司 Safe on-off of washing machine
CN111676643A (en) * 2020-05-21 2020-09-18 海信(山东)冰箱有限公司 Pulsator washing machine

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002035474A (en) * 2000-07-26 2002-02-05 Shinsei Denki Kk Safety switch for washing machine
JP2014188139A (en) * 2013-03-27 2014-10-06 Sharp Corp Safety switch, washing machine
CN205711426U (en) * 2016-05-26 2016-11-23 安徽意华电器有限公司 Safe on-off of washing machine
CN111676643A (en) * 2020-05-21 2020-09-18 海信(山东)冰箱有限公司 Pulsator washing machine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113075295A (en) * 2021-03-26 2021-07-06 上海易流机电设备有限公司 Detection device and processing method for electromechanical equipment shell
WO2023040353A1 (en) * 2021-09-16 2023-03-23 青岛海尔生物医疗科技有限公司 Method and apparatus for controlling centrifuge, centrifuge, and storage medium

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