CN105420991B - Washing machine - Google Patents

Washing machine Download PDF

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Publication number
CN105420991B
CN105420991B CN201510848402.1A CN201510848402A CN105420991B CN 105420991 B CN105420991 B CN 105420991B CN 201510848402 A CN201510848402 A CN 201510848402A CN 105420991 B CN105420991 B CN 105420991B
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CN
China
Prior art keywords
interior bucket
washing machine
cleaning brush
return water
internal perisporium
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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.)
Active
Application number
CN201510848402.1A
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Chinese (zh)
Other versions
CN105420991A (en
Inventor
金炅学
王宏波
徐小梅
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.)
Wuxi Little Swan Electric Co Ltd
Original Assignee
Wuxi Little Swan Co Ltd
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 Wuxi Little Swan Co Ltd filed Critical Wuxi Little Swan Co Ltd
Priority to CN201510848402.1A priority Critical patent/CN105420991B/en
Publication of CN105420991A publication Critical patent/CN105420991A/en
Application granted granted Critical
Publication of CN105420991B publication Critical patent/CN105420991B/en
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Classifications

    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F35/00Washing machines, apparatus, or methods not otherwise provided for
    • D06F35/005Methods for washing, rinsing or spin-drying
    • D06F35/008Methods for washing, rinsing or spin-drying for disinfecting the tub or the drum

Abstract

The invention discloses a kind of washing machines, including outer barrel, interior bucket, return water plate and cleaning brush, the interior bucket to be rotatably provided in said tub;The return water plate is mounted on the internal perisporium of the interior bucket;The cleaning brush is mounted on the internal perisporium of the interior bucket and a part is located in the return water plate, and another part of the cleaning brush stretches out the interior bucket to clean the internal perisporium of said tub when the interior bucket is rotated relative to said tub.Washing machine according to the present invention, interior bucket rotate when cleaning brush the internal perisporium of outer barrel can be cleaned, to improve washing machine outer barrel cleaning effect, moreover, cleaning brush easily can be cleaned and be replaced.In addition, cleaning brush mitigates the abrasion of outer barrel by cleaning outer barrel relative to the rotation of outer barrel to advantageously reduce the noise of washing machine.

Description

Washing machine
Technical field
The present invention relates to washing facility technical fields, more particularly, to a kind of washing machine.
Background technology
Washing machine in the related technology uses inside and outside nested structure, is a closed space, washings between interior outer barrel Stream circularly flows between interior outer barrel, and the time, which has been grown, can accumulate a large amount of dirt on bucket wall, grows bacterium, is made to clothing At secondary pollution.For this purpose, placing cleaning ball usually between interior outer barrel either cleans particle however, due to rubber or sponge The cleaning ball time grown and can also accumulate dirt, and interior outer barrel is because reasons in structure is not easy to remove, to which cleaning ball cannot take out To clean so that cleaning ball is likely to become pollution source.Moreover, the cleaning effect of cleaning ball largely additionally depends on The height of water level, cleaning performance is with regard to undesirable when water level is low.In addition, the cleaning ball between interior outer barrel is by flow band It moves to collide bucket wall to achieve the purpose that cleaning, therefore will produce noise and abrasion or even stuck interior bucket.
Invention content
The present invention is directed at least solve one of the technical problems existing in the prior art.For this purpose, the present invention needs offer one Kind washing machine, the washing machine can achieve the purpose that the internal perisporium for cleaning outer barrel when interior bucket rotates, and noise is small, cleaning brush It is convenient for disassembly and assembly.
Washing machine according to the ... of the embodiment of the present invention, including:Outer barrel;Interior bucket, the interior bucket are rotatably provided in said tub It is interior;Return water plate, the return water plate are mounted on the internal perisporium of the interior bucket;And cleaning brush, the cleaning brush are mounted on described On the internal perisporium of interior bucket and a part is located in the return water plate, and another part of the cleaning brush stretches out the interior bucket in institute State the internal perisporium that said tub is cleaned when interior bucket is rotated relative to said tub.
Washing machine according to the ... of the embodiment of the present invention, when interior bucket is rotated relative to outer barrel, cleaning brush can clean in outer barrel Peripheral wall, to improve the interior bucket cleaning effect of washing machine, moreover, by by cleaning brush be mounted on interior bucket internal perisporium on and one Part is located in return water plate so that cleaning brush is readily cleaned and replaces.In addition, cleaning brush passes through the rotation cleaning relative to outer barrel Outer barrel mitigates the abrasion of outer barrel to advantageously reduce the noise of washing machine.
According to one embodiment of present invention, when the interior bucket is static relative to said tub the cleaning brush with it is described outer There is predetermined gap between the internal perisporium of bucket.
According to some embodiments of the present invention, the washing machine further includes:Filter cartridge, the filter cartridge are removably installed On the return water plate and the part of the cleaning brush is between the filter cartridge and the internal perisporium of the interior bucket.
According to some embodiments of the present invention, the cleaning brush includes:Brush carrier, the brush carrier are mounted on described On the internal perisporium of interior bucket and at least part is located in the return water plate;And bristle, the bristle are located on the brush carrier And stretch out the interior bucket.
Optionally, through-hole corresponding with the return water Board position is formed in the interior bucket, the brush carrier is mounted on The through hole and the bristle pass through the through-hole and stretch out the interior bucket.
Optionally, it is equipped with hook and mounting hole, the brush carrier respectively at opposite two edges on the brush carrier Opposite two edges in an edge be hooked on the internal perisporium of the interior bucket by the hook and another side is along passing through Fastener in the mounting hole is mounted on the internal perisporium of the interior bucket.
In the alternative embodiment of the present invention, the brush carrier is polypropylene part, acrylonitrile-butadiene-styrene (ABS) is total Polymers part or polystyrene members.
In the alternative embodiment of the present invention, the bristle is nylon yarn bristle.
According to some embodiments of the present invention, the return water plate is is equipped with multiple institutes in multiple and each return water plate State cleaning brush.
Optionally, multiple cleaning brush in each return water plate along the interior bucket circumferential array and described interior Stagger setting in the axial direction of bucket.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description Obviously, or practice through the invention is recognized.
Description of the drawings
Fig. 1 is the structural schematic diagram of washing machine according to the ... of the embodiment of the present invention;
Fig. 2 is the partial schematic diagram of washing machine according to the ... of the embodiment of the present invention;
Fig. 3 is the structural schematic diagram of the cleaning brush of washing machine according to the ... of the embodiment of the present invention.
Reference numeral:
Washing machine 100,
Outer barrel 1, interior bucket 2, through-hole 20, water space 12,
Cleaning brush 3, brush carrier 31, hook 311, mounting hole 312, fastener 313, bristle 32,
Return water plate 4, filter cartridge 5.
Specific implementation mode
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached The embodiment of figure description is exemplary, and is only used for explaining the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " length ", "upper", "lower", "outside", " axial direction ", " week To ", the orientation or positional relationship of the instructions such as " radial direction " be to be based on the orientation or positional relationship shown in the drawings, be merely for convenience of retouching It states the present invention and simplifies description, do not indicate or imply the indicated device or element must have a particular orientation, with specific Azimuth configuration and operation, therefore be not considered as limiting the invention.In addition, term " first ", " second " are only used for retouching Purpose is stated, relative importance is not understood to indicate or imply or implicitly indicates the quantity of indicated technical characteristic.By This defines " first ", the feature of " second " can explicitly or implicitly include one or more this feature.In this hair In bright description, unless otherwise indicated, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can Can also be electrical connection to be mechanical connection;It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition Concrete meaning in invention.
Washing machine 100 according to the ... of the embodiment of the present invention is described below with reference to Fig. 1-Fig. 3, which can be used for washing Clothing is washed, there is the self-cleaning function of interior bucket.Wherein, washing machine 100 can be rotary drum washing machine.
As shown in Figure 1-Figure 3, washing machine 100 according to the ... of the embodiment of the present invention, including outer barrel 1, interior bucket 2, return water plate 4 and Cleaning brush 3.
Wherein, interior bucket 2 is rotatably provided in outer barrel 1, it is possible thereby to which the rotation by interior bucket 2 generates flow, to band The rotation for waiting for washings in dynamic interior bucket 2 is washed with treating washings.Return water plate 4 is mounted on the internal perisporium of interior bucket 2, from And it can realize water circulation and filtering line bits.Cleaning brush 3 is mounted on the internal perisporium of interior bucket 2, and a part of position of cleaning brush 3 In in return water plate 4,3 installation and removal are brushed with convenient for cleaning, consequently facilitating cleaning and replacing cleaning brush 3.Cleaning brush 3 it is another Interior bucket 2 is stretched out in part, in this way, when interior bucket 2 is rotated relative to outer barrel 1, since cleaning brush 3 is mounted in interior bucket 2, cleans at this time Brush 3 is fixed relative to interior bucket 2, and cleaning brush 3 is rotated relative to outer barrel 1, to which cleaning brush 3 can clean outer barrel 1 Internal perisporium, and can be good to the cleaning effect of outer barrel 1 to avoid influence of the height to the cleaning effect of outer barrel 1 of water level.
Washing machine 100 according to the ... of the embodiment of the present invention, by the way that a part for cleaning brush 3 is mounted in return water plate 4, cleaning Another part of brush 3 stretches out interior bucket 2 so that and cleaning brush 3 is convenient for disassembly and assembly, consequently facilitating the cleaning and replacement of cleaning brush 3, and interior bucket 2 rotation when cleaning brush 3 internal perisporium of outer barrel 1 can be cleaned, to improve washing machine 100 outer barrel 1 cleaning Effect.Further, since cleaning brush 3 cleans outer barrel 1 by the rotation relative to outer barrel 1, cleaning brush 3 can successfully turn over outer barrel 1, the noise of washing machine 100 is reduced in this way, alleviates the abrasion of outer barrel 1.
According to one embodiment of present invention, interior bucket 2 relative to outer barrel 1 cleaning brush 3 and outer barrel 1 when static internal perisporium it Between have predetermined gap.When being rotated relative to outer barrel 1 due to interior bucket 2, interior bucket 2 has circular runout, above-mentioned predetermined by being arranged Gap, it is ensured that when washing machine 100 works, cleaning brush 3 can touch the internal perisporium of outer barrel 1, so as to clean outer barrel 1, and mitigate the abrasion of cleaning brush 3.
As Figure 1-Figure 2, according to some embodiments of the present invention, washing machine 100 can also include filter cartridge 5, filtering Box 5 is removably mounted on return water plate 4, in filtration washing water dirt and line consider to be worth doing, and above-mentioned a part of position of cleaning brush 3 Between filter cartridge 5 and the internal perisporium of interior bucket 2, in this way, need to only remove filter cartridge 5 easily can clean or replace cleaning Brush 3.
In Fig. 1-embodiments shown in Fig. 3, cleaning brush 3 may include brush carrier 31 and bristle 32, brush carrier 31 On the internal perisporium of interior bucket 2, and at least part of brush carrier 31 is located in return water plate 4, and bristle 32 is located at bristle load On body 31 and stretch out interior bucket 2, i.e., bristle 32 be located at brush carrier 31 on a side surface at 2 center of interior bucket.It so, it is possible Easily cleaning brush 3 is mounted in interior bucket 2 or removes cleaning brush 3, and when interior bucket 2 rotates, bristle 32 can clean The internal perisporium of outer barrel 1, and collect the line bits that washing generates.Here, at least part of brush carrier 31 is located in return water plate 4, It is entirely located in return water plate 4 including brush carrier 31 and brush carrier 31 is only partially located within the situation in return water plate 4, for example, such as Shown in Fig. 2, brush carrier 31 is entirely located in return water plate 4, to easy disassembly.
It is appreciated that as Figure 1-Figure 2, brush carrier 31 can be formed as square with 20 matched part of through-hole Shape, correspondingly, through-hole 20 can be formed as square hole.Certainly, brush carrier 31 can be with 20 matched part of through-hole Be formed as round, correspondingly, through-hole 20 can be formed as circular hole.
Optionally, as shown in Figure 1, being formed with through-hole 20 corresponding with 4 position of return water plate in interior bucket 2, brush carrier 31 is pacified At through-hole 20, and bristle 32 stretches out interior bucket 2 by through-hole 20, thus facilitates the installation and removal of brush carrier 31.
As shown in Figure 1-Figure 3, it in the alternative embodiment of the present invention, is set respectively at opposite two edges on brush carrier 31 There are hook 311 and mounting hole 312, the edge in opposite two edges of brush carrier 31 to be hooked on interior bucket 2 by hook 311 On internal perisporium, and another side is mounted on along by the fastener 313 in mounting hole 312 on the internal perisporium of interior bucket 2.For example, such as Fig. 2 Shown, the upper edge of brush carrier 31 is equipped with mounting hole 312, and the lower edge of brush carrier 31 is equipped with hook 311, fastener 313 are fixed on the upper edge of brush carrier 31 across mounting hole 312 on the internal perisporium of interior bucket 2, and hook 311 is hooked on interior bucket 2 Internal perisporium on the lower edge of fixed bristles carrier 31.It is understood that fastener 313 can be screw or bolt.Also It is understood that brush carrier 31 and the connection type of interior bucket 2 are not limited to this, as long as ensureing that brush carrier 31 can be installed In interior bucket 2, for example, the lower edge of brush carrier 31 can also be mounted on by fastener 313 in interior bucket 2.
In some specific embodiments of the present invention, brush carrier 31 can be PP (Polypropylene, i.e. polypropylene) Part, ABS (Acrylonitrile Butadiene Styrene, i.e. acrylonitrile-butadiene-styrene (ABS)) plastic parts or PS (General Purpose Polystyrene, i.e. polystyrene) part, so that the impact resistance of brush carrier 31 is good, and It is easy to produce and process.Preferably, bristle 32 can be nylon yarn bristle, so as to improve the flexibility of bristle 32, convenient for brush The cleaning of hair 32.
According to some embodiments of the present invention, return water plate 4 can be to be equipped with multiple cleanings in multiple and each return water plate 4 Brush 3, to increase the cleaning area of outer barrel 1, enhances the cleaning effect of outer barrel 1.Optionally, more in each return water plate 4 Circumferential array of a cleaning brush 3 along interior bucket 2 and the stagger setting in the axial direction of interior bucket 2, i.e. multiple cleanings in each return water plate 4 Brush 3 along interior bucket 2 circumferential array and self be spaced apart, to expand the accessible range of bristle 32, further increase The big cleaning area of outer barrel 1, enhances the whole cleaning effect of outer barrel 1.
Washing machine 100 according to the ... of the embodiment of the present invention is described in detail referring to Fig. 1-Fig. 3, it is to be understood that following Description is exemplary illustration, rather than to the concrete restriction of the present invention.
As shown in Figure 1-Figure 3, washing machine 100 according to the ... of the embodiment of the present invention, including outer barrel 1, interior bucket 2, return water plate 4 and Cleaning brush 3.
Interior bucket 2 is rotatably provided in outer barrel 1, and the through-hole 20 of rectangle is formed in interior bucket 2.Return water plate 4 is mounted on through-hole At 20, filter cartridge 5 is removably mounted on return water plate 4.Cleaning brush 3 includes brush carrier 31 and bristle 32, brush carrier 31 At through-hole 20 and in the return water plate 4, and brush carrier 31 is between filter cartridge 5 and the internal perisporium of interior bucket 2, bristle 32 be located at brush carrier 31 on a side surface at 2 center of interior bucket, bristle 32 pass through through-hole 20 stretch out interior bucket 2,2 phase of interior bucket There is when static for outer barrel 1 between bristle 32 and the internal perisporium of outer barrel 1 predetermined gap.Specifically, brush carrier 31 is rectangle, And the upper edge of brush carrier 31 is equipped with mounting hole 312, screw passes through mounting hole 312 so that the upper edge of brush carrier 31 is solid It is scheduled on the internal perisporium of interior bucket 2, is set on the lower edge of brush carrier 31 there are two hook 311, two hooks 311 are hooked on interior bucket With the lower edge of fixed bristles carrier 31 on 2 internal perisporium, thus cleaning brush 3 is securely fixed on the internal perisporium of interior bucket 2.When When needing to clean or replace cleaning brush 3, only it need to remove filter cartridge 5 and remove screw, so that it may easily to remove cleaning brush 3.
Bristle 32 stretches into water space 12 and can touch the internal perisporium of outer barrel 1 when interior bucket 2 rotates, as a result, bristle 32 It can clean the internal perisporium of outer barrel 1, and washing machine can be enhanced to avoid influence of the height to the cleaning effect of outer barrel 1 of water level The cleaning effect of 100 outer barrel 1.Moreover, brush carrier 31 is located in return water plate 4, consequently facilitating the cleaning of cleaning brush 3 and more It changes.In addition, cleaning brush 3 cleans outer barrel 1 by the rotation relative to outer barrel 1, bristle 32 can successfully turn over outer barrel 1, to The noise of washing machine 100 is advantageously reduced, the abrasion of outer barrel 1 is mitigated.
Washing machine 100 according to the ... of the embodiment of the present invention, the cleaning and replacement of cleaning brush 3 are convenient, the cleaning effect of outer barrel 1 It is good, wear small, and the noise of washing machine 100 is small.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " alternative embodiment ", " tool The description of body embodiment ", " example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot Structure, material or feature are included at least one embodiment or example of the invention.In the present specification, to above-mentioned term Schematic representation may not refer to the same embodiment or example.Moreover, specific features, structure, material or the spy of description Point can be combined in any suitable manner in any one or more of the embodiments or examples.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that:Not In the case of being detached from the principle of the present invention and objective a variety of change, modification, replacement and modification can be carried out to these embodiments, this The range of invention is limited by claim and its equivalent.

Claims (9)

1. a kind of washing machine, which is characterized in that including:
Outer barrel;
Interior bucket, the interior bucket are rotatably provided in said tub;
Return water plate, the return water plate are mounted on the internal perisporium of the interior bucket;And
Cleaning brush, the cleaning brush is mounted on the internal perisporium of the interior bucket and a part is located in the return water plate, described clear Another part of clean brush stretches out the interior bucket to clean the inner circumferential of said tub when the interior bucket is rotated relative to said tub Wall;
Wherein, the interior bucket has when static between the cleaning brush and the internal perisporium of said tub predetermined relative to said tub Gap, when the interior bucket is rotated relative to said tub, the cleaning brush touches under the drive of the circular runout of the interior bucket The internal perisporium of said tub.
2. washing machine according to claim 1, which is characterized in that further include:
Filter cartridge, the filter cartridge is removably mounted on the return water plate and the part of the cleaning brush is located at institute It states between filter cartridge and the internal perisporium of the interior bucket.
3. washing machine according to claim 1, which is characterized in that the cleaning brush includes:
Brush carrier, the brush carrier is mounted on the internal perisporium of the interior bucket and at least part is located at the return water plate It is interior;With
Bristle, the bristle are located on the brush carrier and stretch out the interior bucket.
4. washing machine according to claim 3, which is characterized in that be formed in the interior bucket and the return water Board position pair The through-hole answered, the brush carrier is mounted on the through hole and the bristle stretches out the interior bucket by the through-hole.
5. washing machine according to claim 3, which is characterized in that set respectively at opposite two edges on the brush carrier There are hook and mounting hole, the edge in opposite two edges of the brush carrier to be hooked in described by the hook On the internal perisporium of bucket and another side is mounted on along by the fastener in the mounting hole on the internal perisporium of the interior bucket.
6. washing machine according to claim 3, which is characterized in that the brush carrier is polypropylene part, acrylic nitrile-butadiene two The styrene copolymerized object of alkene-or polystyrene members.
7. washing machine according to claim 3, which is characterized in that the bristle is nylon yarn bristle.
8. according to the washing machine described in any one of claim 1-7, which is characterized in that the return water plate is multiple and each institute It states and multiple cleaning brush is installed in return water plate.
9. washing machine according to claim 8, which is characterized in that multiple cleaning brush edges in each return water plate The circumferential array of the interior bucket and the stagger setting in the axial direction of the interior bucket.
CN201510848402.1A 2015-11-27 2015-11-27 Washing machine Active CN105420991B (en)

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Application Number Priority Date Filing Date Title
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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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CN105420991A CN105420991A (en) 2016-03-23
CN105420991B true CN105420991B (en) 2018-07-31

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107488979A (en) * 2017-08-10 2017-12-19 青岛海尔洗衣机有限公司 Cleaning structure, lint filter and washing machine
CN110813894A (en) * 2019-11-14 2020-02-21 安徽怀远康华塑胶制品有限公司 Case is washd with automatic recovery formula to braided bag inner membrance processing
CN114672945A (en) * 2022-03-29 2022-06-28 浙江创宇印染有限公司 Cleaning equipment and polyester woven fabric dyeing process using same

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CN102359006A (en) * 2011-08-29 2012-02-22 夏云能 Brushing type washing machine
CN103074749A (en) * 2013-01-22 2013-05-01 韩电集团宁波洗衣机有限公司 Washing machine structure for improving cleaning effect
CN202989584U (en) * 2012-10-24 2013-06-12 合肥荣事达三洋电器股份有限公司 Filtering net of pulsator washing machine
CN203229788U (en) * 2013-05-20 2013-10-09 成都中林电子科技有限公司 Washing machine inner barrel with brush
CN204000326U (en) * 2014-06-19 2014-12-10 合肥荣事达三洋电器股份有限公司 A kind of outer barrel of washing machine inner-wall cleaning device
CN104233708A (en) * 2013-06-06 2014-12-24 王锐 Drum-type washing machine self cleaning method
CN205258879U (en) * 2015-11-27 2016-05-25 无锡小天鹅股份有限公司 Washing machine

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Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1407168A (en) * 2001-08-24 2003-04-02 高振欧 Cylinder cleaner between sleeved drums of washing machine
CN102359006A (en) * 2011-08-29 2012-02-22 夏云能 Brushing type washing machine
CN202989584U (en) * 2012-10-24 2013-06-12 合肥荣事达三洋电器股份有限公司 Filtering net of pulsator washing machine
CN103074749A (en) * 2013-01-22 2013-05-01 韩电集团宁波洗衣机有限公司 Washing machine structure for improving cleaning effect
CN203229788U (en) * 2013-05-20 2013-10-09 成都中林电子科技有限公司 Washing machine inner barrel with brush
CN104233708A (en) * 2013-06-06 2014-12-24 王锐 Drum-type washing machine self cleaning method
CN204000326U (en) * 2014-06-19 2014-12-10 合肥荣事达三洋电器股份有限公司 A kind of outer barrel of washing machine inner-wall cleaning device
CN205258879U (en) * 2015-11-27 2016-05-25 无锡小天鹅股份有限公司 Washing machine

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Effective date of registration: 20190807

Address after: 214028 No. 18 Changjiang South Road, Wuxi National High-tech Development Zone, Jiangsu Province

Patentee after: Wuxi Swan Electrical Appliances Co., Ltd.

Address before: 214028 Wuxi Changjiang Road, Wuxi New District, Jiangsu, No. 18

Patentee before: Wuxi Xiaotianer Co., Ltd.