WO2018196844A1 - Tambour de lavage de lave-linge et lave-linge - Google Patents

Tambour de lavage de lave-linge et lave-linge Download PDF

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Publication number
WO2018196844A1
WO2018196844A1 PCT/CN2018/084806 CN2018084806W WO2018196844A1 WO 2018196844 A1 WO2018196844 A1 WO 2018196844A1 CN 2018084806 W CN2018084806 W CN 2018084806W WO 2018196844 A1 WO2018196844 A1 WO 2018196844A1
Authority
WO
WIPO (PCT)
Prior art keywords
washing tub
washing
water
tub
washing machine
Prior art date
Application number
PCT/CN2018/084806
Other languages
English (en)
Chinese (zh)
Inventor
郝兴慧
劳春峰
许升
吕艳芬
吴迪
李以民
Original Assignee
青岛海尔洗衣机有限公司
青岛海尔智能技术研发有限公司
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 青岛海尔洗衣机有限公司, 青岛海尔智能技术研发有限公司 filed Critical 青岛海尔洗衣机有限公司
Priority to US16/608,588 priority Critical patent/US20210115615A1/en
Publication of WO2018196844A1 publication Critical patent/WO2018196844A1/fr

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Classifications

    • 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 
    • D06F39/08—Liquid supply or discharge arrangements
    • D06F39/083—Liquid discharge or recirculation arrangements
    • 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
    • D06F23/00—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry 
    • D06F23/04—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry  and rotating or oscillating about a vertical axis
    • 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
    • D06F37/02—Rotary receptacles, e.g. drums
    • D06F37/12—Rotary receptacles, e.g. drums adapted for rotation or oscillation about a vertical axis
    • 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
    • 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
    • D06F37/30—Driving arrangements 
    • D06F37/36—Driving arrangements  for rotating the receptacle at more than one speed
    • 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
    • D06F37/30—Driving arrangements 

Definitions

  • the present invention relates to a laundry device, and more particularly to a washing machine washing tub and a washing machine having the same.
  • the existing pulsator washing machine generally comprises a washing tub, an outer tub, a vibration damping component and a power system.
  • the washing tub rotates relative to the outer tub to cause the laundry and the washing water to act to wash the laundry or dehydrate.
  • the purpose is that the outer tub is used as a water tub, and the laundry is not in contact with the laundry during the washing process, and the outer tub is installed outside the washing tub to provide support for the washing tub, and the outer tub of the existing washing machine is relatively larger than the washing tub.
  • the amount of washing water between the inner and outer barrels is large and cannot be fully utilized. This arrangement is not only unfavorable for water saving, but also causes the overall volume of the washing machine to be large.
  • the Chinese patent application No. CN99230455.5 discloses a single-barrel type water-saving washing machine, which is provided with a water collecting device at the barrel mouth of the washing tub, and the water collecting port of the water collecting device is enclosed in the barrel of the washing tub.
  • the water collecting device is located at the mouth of the bucket and is connected to a plurality of drain pipes. They are arranged symmetrically from top to bottom along the outer wall of the washing tub. When the tank is dry, the water collecting device collects the centrifugal water flowing due to the high speed and The guide is drained downwards.
  • the structure eliminates the outer tub, when the washing machine is dehydrated, the washing water enters the water collecting device and is concentrated in the collecting chamber under the action of centrifugal force, and it is difficult to flow down the drain pipe.
  • the washing water is concentrated on the upper end of the washing tub, so that the upper and lower ends of the washing tub are unbalanced.
  • most of the washing water is concentrated in the collecting chamber and is not discharged, thereby increasing the overall center of gravity of the inner tub and increasing the inner tub. Vibration increases the working load of the dehydration motor and easily damages the motor.
  • the present invention has been made in view of the above.
  • An object of the present invention is to overcome the deficiencies of the prior art and to provide a washing tub capable of expanding the volume of the washing tub, preventing the washing water from being concentrated above the washing tub and increasing the speed of the draining during dehydration.
  • a washing machine washing tub rotatably installed in a washing machine box, configured to hold clothes and washing water
  • the outer side of the washing tub is provided from top to bottom a drainage passage that drains at least away from the inner wall surface on the side of the washing tub from the upper side to the lower side away from the central axis of the washing tub.
  • the upper end of the drainage channel is provided with a water inlet, and the lower part is provided with a water outlet, and the drainage channel defines a drainage cavity communicating with the water inlet and the water outlet.
  • the drainage chamber is separately defined by the upper and lower hollow structures inside the drainage channel, or the drainage chamber is defined by the drainage channel covering the peripheral wall surface of the washing tub.
  • the drainage channel comprises a water channel housing and a part of the washing tub wall, and the water channel housing is fastened to the washing tub wall to form a water flow passage together with the washing tub wall.
  • the drainage channels are at least one, preferably at least two, and are disposed along a circumferential interval of the washing tub.
  • the upper end of the washing tub is provided with an upper water collecting ring, and the upper collecting water ring is provided with a dewatering hole communicating with the inside of the washing tub toward the washing tub, and the upper end of the drainage channel is connected with the upper collecting ring, and The water in the upper collecting ring is guided downwards.
  • a bottom of the washing tub is provided with a drain port, and a lower end of the drain channel communicates with a drain port at the bottom of the washing tub.
  • a top end of the washing tub is provided with a balance ring, and the dewatering hole is disposed on a lower side of the balance ring.
  • the inner diameter of the balance ring is smaller than the inner diameter of the upper end of the washing tub to block the water in the washing tub from crossing the balance ring.
  • the lower end of the washing tub is provided with a lower collecting ring
  • the lower collecting ring is disposed at the outer periphery of the washing tub
  • the inner side of the lower collecting ring is provided with an opening communicating with the drain opening provided at the bottom of the washing tub.
  • the lower end of the drain passage communicates with the lower water collecting ring, and communicates with the drain port at the bottom of the washing tub through the lower collecting ring.
  • the inner wall surface away from the side of the washing tub comprises at least two inclined walls, each of which is inclined obliquely from the top to the bottom in a direction away from the central axis of the washing tub, and the inclined angles of the inclined walls are different or the same .
  • the inclined walls are connected in sequence, or at least two parallel walls parallel to the central axis of the washing tub are connected between the two inclined walls.
  • the present invention also provides a washing machine having the above washing tub.
  • the washing machine further comprises a water receiving device disposed under the washing tub for collecting the washing water discharged in the washing tub, the water receiving device has a cavity structure for accommodating the washing water, and the drain opening at the bottom of the washing tub is located in the cavity structure The bottom of the cavity structure is connected with a drain pipe that drains outward.
  • the water receiving device includes a mounting plate installed at a lower portion of the washing tub for supporting the washing tub, the washing tub is rotatably disposed with respect to the mounting plate, and the mounting plate is connected to the box through the vibration damping component, and the mounting plate is provided with a block. a water ring, the water retaining ring extending toward the washing tub to form the cavity structure.
  • the drain port at the bottom of the washing tub is provided with a valve plug for controlling the opening or closing of the drain port.
  • the valve plug is telescopically mounted on the mounting plate.
  • the top of the water retaining ring is higher than the bottom surface of the washing tub, and a certain gap is reserved between the inner peripheral wall of the water retaining ring and the outer peripheral wall of the washing tub.
  • the mounting plate is further provided with a locking structure, the locking mechanism is located at the bottom of the washing tub, and cooperates with the washing tub, and is configured to restrict the rotation of the washing tub during the washing process.
  • the washing machine further comprises: a power device for driving the rotation of the washing tub, the power device is fixedly mounted on the bottom of the mounting plate, and includes a motor and a deceleration clutch, and the rotating shaft of the motor is connected to the bottom of the washing tub through a deceleration clutch to drive the washing tub Rotate.
  • a power device for driving the rotation of the washing tub the power device is fixedly mounted on the bottom of the mounting plate, and includes a motor and a deceleration clutch, and the rotating shaft of the motor is connected to the bottom of the washing tub through a deceleration clutch to drive the washing tub Rotate.
  • the vibration damping component comprises a boom and a boom base, and the edge of the mounting plate is provided with a bayonet engaging with the boom seat, the boom seat is stuck in the bayonet and located at the mounting plate. Lower side.
  • the washing machine of the invention eliminates the structure of the outer tub, and the washing tub directly serves as a water tub, which can improve the utilization rate of the washing water and reduce the usage amount of the washing water, and at the same time, after the outer tub is omitted, the volume of the washing tub can be set more. The amount of laundry that can be washed is increased, and the purpose of expanding the washing machine is achieved.
  • the outside of the washing tub of the present invention is provided with a drainage channel. When the washing machine is dehydrated, the drainage channel can guide the washing water to flow downward, avoiding washing. The water is concentrated at the upper end of the washing tub, which makes the washing tub rotate more stably, and has lower noise and long service life.
  • Figure 1 is a cross-sectional view showing the structure of the present invention
  • Figure 2 is a cross-sectional view showing the structure of the washing tub of the present invention.
  • Figure 3 is a partial enlarged view of K of Figure 1;
  • Figure 4 is a partial enlarged view of Y of Figure 2;
  • a washing machine includes a case 1, a washing tub 2 for accommodating laundry, a power unit 3 for driving the washing tub 2 to rotate, and a mounting plate 4 mounted at a lower portion of the washing tub 2. And a vibration damping member that connects the mounting plate 4 and the case 1.
  • the washing tub 2 is rotatably disposed in the casing 1, the washing tub 2 is seated on the mounting plate 4, and is rotatable relative to the mounting plate 4, the washing tub 2 is used as a tub for accommodating washing water, and the mounting plate 4 is used for The washing tub 2 is supported, and the mounting plate 4 is movably connected to the casing 1 through a vibration damping member, and when washing or dehydrating, the washing tub 2 and the mounting plate 4 generate vibration, which is transmitted to the vibration damping member and absorbed.
  • the outer side of the washing tub 2 of the present invention is provided with a plurality of drainage channels 5, the drainage channels 5 are vertically disposed, and the drainage channels 5 are at least far from the inner wall surface of the washing tub 2 side from the top to the bottom and away from the washing tub.
  • the direction of the axis is deviated so that the water in the drainage channel 5 flows downward under the centrifugal force.
  • the upper end of the washing tub 2 is provided with a water collecting ring 11, and the inner side of the water collecting ring 11 is provided with a dehydrating hole 8 communicating with the washing tub 2.
  • the upper end of the drain passage 5 communicates with the water collecting ring 11 and the lower end communicates with the drain port provided at the bottom of the washing tub 2.
  • the inner wall surface away from the washing tub side can be disposed to have at least two inclined walls, each of which is inclined from the top to the bottom in a direction away from the central axis of the washing tub, and the inclined angles of the inclined walls can be different. It can also be the same.
  • the inclined walls may be directly connected in series or indirectly connected, specifically, a parallel wall parallel to the central axis of the washing tub is connected between the at least two inclined walls.
  • the inner diameter of the washing tub 2 of the present invention gradually increases from the bottom to the top.
  • the washing water in the washing tub 2 will climb upward along the washing bucket wall under the action of centrifugal force, and rises to a certain extent.
  • the volume of the water collecting ring 11 is small, and the washing water will enter the drain channel 5 from the water collecting ring 11, and then flow down the drain channel 5, And finally discharged from the washing machine drain.
  • the drainage channel 5 includes a water channel housing 16 and a partial washing tub wall.
  • the water channel housing 16 is fastened to the washing tub wall.
  • the upper end of the water channel housing 16 is connected to the water collecting ring 11 and the lower end extends to the washing.
  • the top end of the washing tub 2 is provided with a balance ring 7 which is located on the lower side of the balance ring 7.
  • the inner diameter of the balance ring 7 is smaller than the washing tub.
  • the inner diameter of the upper end opening is such that a step surface is formed to block the water in the washing tub 2 from flowing upward over the balance ring 7.
  • the upper end of the washing tub 2 is provided with an annular bayonet stuck on the outer side of the bottom of the balance ring 7, and when the water in the washing tub 2 flows upward to contact with the balance ring 7, the bottom of the balance ring 7 will block the flow of water.
  • the upward flow acts to collect the water flow into the dewatering hole 8.
  • the dewatering holes 8 are plural and evenly distributed along the circumferential direction of the washing tub 2.
  • the lower end of the washing tub 2 is provided with a lower water collecting ring 12, the lower water collecting ring 12 is disposed at the outer periphery of the washing tub 2, and the inner side of the lower water collecting ring 12 is provided with an opening and a drain opening at the bottom of the washing tub.
  • the lower end of the drain passage 5 is connected to the lower water collecting ring 12, and communicates with the drain port at the bottom of the washing tub through the lower water collecting ring 12.
  • the lower collecting ring 12 has a large volume, and a part of the water can be stored when the washing machine is dehydrated, and the balance ring 7 is used to balance the washing tub 2.
  • a water retaining ring 13 is disposed on the mounting plate 4, and the water retaining ring 13 is protruded from the upper surface of the mounting plate 4 toward the washing tub 2 and extends to a certain height to form a cavity structure for accommodating washing water, and the cavity structure is
  • the bottom is provided with an opening and is connected to the drain pipe 6 of the washing machine.
  • the drain pipe 6 is connected to the washing machine drain port, and the drain port at the bottom of the washing tub 2 is mounted with a valve plug 15 which is located inside the water retaining ring 13 to serve the valve.
  • the plug 15 When the plug 15 is opened, it drains into the cavity structure. In the washing stage, the valve plug 15 is in the closed state, and in the dehydration stage, the valve plug 15 is in the open state.
  • the valve plug 15 is opened, the washing water in the washing tub 2 flows into the cavity structure, and is discharged from the drain pipe 6 to the washing machine. outer.
  • the top of the water retaining ring 13 is higher than the bottom surface of the washing tub 2, and a certain gap is reserved between the inner peripheral wall of the water retaining ring 13 and the outer peripheral wall of the washing tub 2 to avoid when the washing tub 2 rotates. A collision occurs.
  • the inner wall of the washing tub 2 is provided with a protrusion or a line for rubbing contact with the laundry, which can play a role of rubbing against the laundry during the washing process.
  • the power unit is mounted at the bottom of the mounting plate 4, and includes a motor and a reduction clutch.
  • the rotating shaft of the motor is coupled to the bottom of the washing tub through a deceleration clutch to drive the washing tub 2 to rotate.
  • the output shaft of the reduction clutch is connected to the washing tub 2 through the mounting plate 4, and at least one dynamic seal is provided between the output shaft and the mounting plate 4.
  • the bottom of the mounting plate 4 is provided with a plurality of downwardly convex reinforcing ribs.
  • a locking structure 14 is further disposed on the mounting plate 4, and the locking mechanism 14 is located at the bottom of the washing tub 2 and cooperates with the washing tub 2 to restrict the rotation of the washing tub 2, and the locking mechanism 14 can be locked.
  • the washing tub 2 is moved to prevent the washing tub 2 from rotating.
  • the locking mechanism 14 locks the washing tub 2 so that it cannot rotate.
  • the valve plug 15 blocks the drain port at the bottom of the washing tub, and the washing tub is filled with water.
  • the container is washed by the pulsator in the washing tub; in the dehydration stage, the valve plug 15 is separated from the drain port, the washing water is discharged from the washing tub, and the locking mechanism 14 is unlocked, so that the washing tub 2 can be rotated, and the laundry can be The washing water is scooped out and climbed up along the barrel wall to be guided downward by the drainage channel.
  • the vibration damping member includes a boom 9 and a boom base 10, the upper end of the boom 9 is connected to the casing 1, and the lower end is connected to the boom base 10.
  • the edge of the mounting plate 4 is provided with a boom base. 10 mating bayonet, the boom base 10 is card-shaped in the bayonet, and is located on the lower side of the mounting plate 4, and a spring is installed in the boom base 10, under the gravity of the mounting plate 4 and the washing tub 2, the boom The spring in the seat 10 is compressed and functions to reduce vibration when the washing tub 2 vibrates.
  • the mounting plate 4 is located at the lower portion of the washing tub 2 such that the boom seat 10 is located below the washing tub 2, and does not occupy the space between the washing tub 2 and the casing 1, which is advantageous for expanding the volume of the washing tub 2.
  • the dehydration process of the washing machine of the present invention is that before the dehydration, the water in the washing tub 2 is first discharged through the drain port at the bottom of the washing tub 2, and then the motor drives the washing tub 2 to rotate at a high speed, and the water remaining in the washing tub 2 is under the action of centrifugal force.
  • the wall of the washing tub climbs up and enters the drain channel 5.
  • the water flow changes the flow direction, flows downward, and flows out along the drain channel 5 to the washing tub 2, and falls into the cavity surrounded by the water retaining ring 13. Within the structure, it is finally discharged through the drain pipe 6 outside the washing machine.
  • the water receiving device disposed under the washing tub of the present invention may also be a barrel-shaped structure, and the mounting plate and the water retaining ring respectively correspond to a bottom of the barrel and a peripheral wall structure of the barrel.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)

Abstract

La présente invention concerne un tambour de lavage (2) de lave-linge et un lave-linge. Le tambour de lavage (2) est monté de manière rotative à l'intérieur d'un boîtier de lave-linge (1) et est configuré sous la forme d'une structure pour contenir des vêtements et de l'eau de lavage. Sur l'extérieur du tambour de lavage (2) est disposé un canal de drainage (5) pour drainer l'eau vers le bas. Au moins la surface de paroi interne d'un côté du canal de drainage (5) en éloignement du tambour de lavage (2) est disposée à un décalage dans la direction s'éloignant progressivement vers le bas à partir de l'axe central du tambour de lavage (2). La machine à laver comprend le boîtier (1), le tambour de lavage (2), et une plaque de montage (4) montée au-dessous du tambour de lavage (2) et utilisée pour supporter le tambour de lavage (2), la plaque de montage (4) étant reliée au boîtier (1) par l'intermédiaire d'une partie d'amortissement. Le lave-linge élimine une structure de tambour externe, ce qui permet d'atteindre le but de l'expansion de volume du lave-linge; d'autre part, grâce au canal de drainage (5) disposé sur l'extérieur du tambour de lavage (2), l'eau de lavage est guidée pour s'écouler vers le bas, empêchant ainsi l'eau de lavage de se concentrer au niveau de l'extrémité supérieure du tambour de lavage (2), réduisant le bruit lors du fonctionnement, et prolongeant la durée de vie.
PCT/CN2018/084806 2017-04-28 2018-04-27 Tambour de lavage de lave-linge et lave-linge WO2018196844A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US16/608,588 US20210115615A1 (en) 2017-04-28 2018-04-27 Washing barrel of a washing machine, and washing machine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201710294528.8 2017-04-28
CN201710294528 2017-04-28

Publications (1)

Publication Number Publication Date
WO2018196844A1 true WO2018196844A1 (fr) 2018-11-01

Family

ID=63919495

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2018/084806 WO2018196844A1 (fr) 2017-04-28 2018-04-27 Tambour de lavage de lave-linge et lave-linge

Country Status (3)

Country Link
US (1) US20210115615A1 (fr)
CN (1) CN108796972B (fr)
WO (1) WO2018196844A1 (fr)

Cited By (2)

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Publication number Priority date Publication date Assignee Title
CN111139619A (zh) * 2018-11-02 2020-05-12 青岛海尔洗衣机有限公司 一种洗衣机
CN113308854A (zh) * 2021-06-09 2021-08-27 珠海格力电器股份有限公司 一种洗衣机排水机构、洗衣机及控制方法

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CN111826893B (zh) * 2019-04-22 2022-03-22 无锡小天鹅电器有限公司 洗衣机的旋转桶组件以及洗衣机
CN112111911A (zh) * 2019-06-21 2020-12-22 青岛胶南海尔洗衣机有限公司 一种洗衣机

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KR100266767B1 (ko) * 1994-04-26 2000-09-15 전주범 세탁기의 세탁조 언발란스감지방법
CN2316328Y (zh) * 1997-12-25 1999-04-28 金羚电器有限公司 节水型全自动洗衣机
CN2659923Y (zh) * 2002-12-17 2004-12-01 冯舰 节水型全自动洗衣机
CN105332221A (zh) * 2014-06-30 2016-02-17 无锡小天鹅股份有限公司 平衡环和具有它的波轮洗衣机
CN106032624A (zh) * 2015-03-10 2016-10-19 青岛海尔洗衣机有限公司 一种节水洗衣机内桶

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111139619A (zh) * 2018-11-02 2020-05-12 青岛海尔洗衣机有限公司 一种洗衣机
CN111139619B (zh) * 2018-11-02 2023-04-21 青岛海尔洗衣机有限公司 一种洗衣机
CN113308854A (zh) * 2021-06-09 2021-08-27 珠海格力电器股份有限公司 一种洗衣机排水机构、洗衣机及控制方法

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CN108796972B (zh) 2022-05-06
CN108796972A (zh) 2018-11-13
US20210115615A1 (en) 2021-04-22

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