CN104805653B - Washing machine - Google Patents
Washing machine Download PDFInfo
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- CN104805653B CN104805653B CN201510209521.2A CN201510209521A CN104805653B CN 104805653 B CN104805653 B CN 104805653B CN 201510209521 A CN201510209521 A CN 201510209521A CN 104805653 B CN104805653 B CN 104805653B
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Abstract
The invention discloses a kind of washing machine, including：Steel ladle is formed with the first gap on steel ladle；Interior bucket；Return water part, return water part limit backwater cavity with steel ladle, and the first gap is connected with backwater cavity, and the second gap connected with backwater cavity is formed on return water part；Return pipe, return pipe are connected between backwater cavity and steel ladle；Overflow pipe；And drain valve, drain valve include draining valve body and drain plug, draining valve body is connected between the second end of return pipe and the other end of overflow pipe, and drain plug is movably arranged in drain valve body to control the conducting of the second end of return pipe and discharge outlet and disconnection.Washing machine according to the present invention by setting the return water part connected with the first gap on steel ladle, can pass water through return water part and return in steel ladle, to ensure that recirculated water is not lost in；Utilize the conducting and disconnection of drain valve control discharge outlet, it is ensured that the extra water in steel ladle can be discharged by discharge outlet.
Description
Technical field
The present invention relates to washing technical field of electric appliances, specifically more particularly to a kind of washing machine.
Background technology
In correlation technique, the washing machine with circulating water flow is rotated by bucket bottom water-moving rib, and the water of interior bucket is continuous
Be extracted between steel ladle and interior bucket so that water level between steel ladle and interior bucket rises, and the current of rising flow again by bung
Circulating water flow is formed into interior bucket.Water during each circulating water flow in steel ladle is not reduced, it is desirable to which runner cannot have
Leakage.And on the other hand to protect user in normal use washing machine, the reasons such as inlet valve damage or water level sensor failure are made
Into when intaking more than, the water in steel ladle can discharge in time, and be unlikely to that security incident occurs, it is desirable that must be stayed on steel ladle
There is gap, ensure that excessive water overflows in time and drain into sewer.
The content of the invention
It is contemplated that at least solve one of technical problem in the prior art.For this purpose, one object of the present invention
It is to propose a kind of washing machine, the washing machine has the advantages that simple in structure, safety coefficient is high.
A kind of washing machine provided according to the present invention, including：Steel ladle is formed with first on the side wall of the steel ladle and overflows
The mouth of a river；Interior bucket, the interior bucket are rotatably arranged in the steel ladle, and through hole is formed in the interior bucket；Return water part, described time
Water part is located on the side wall of the steel ladle, and backwater cavity is limited between the return water part and the side wall of the steel ladle, described
First gap is connected with the backwater cavity, and the second gap connected with the backwater cavity is formed on the return water part；It returns
Water pipe, the return pipe have a first end and a second end, the first end of the return pipe and the bottom phase of the backwater cavity
Even, the second end of the return pipe is connected with the bottom of the steel ladle；Overflow pipe, one end of the overflow pipe with it is described
Second gap is connected；And drain valve, the drain valve include draining valve body and drain plug, the draining valve body is connected to
Between the second end of the return pipe and the other end of the overflow pipe, the draining valve body has discharge outlet, the row
Water valve core is movably arranged in the drain valve body to control the second end of the return pipe and leading for the discharge outlet
On and off is opened, and the other end of the overflow pipe is connected with the discharge outlet.
Washing machine according to the present invention passes through time that the first gap is set on steel ladle and is connected with the first gap
Water part can make to be returned in steel ladle by return water part by the water that the first gap overflows, thereby may be ensured that in steel ladle
Recirculated water be not lost in；Meanwhile the second gap is set on return water part, and lead through and off using drain valve control discharge outlet
It opens, when the dilutional hyponatremia in steel ladle, excessive water can spill into the outside of washing machine by the second gap, so as to
Ensure that the extra water in steel ladle can in time be discharged by discharge outlet, thus not only increase the performance of washing machine,
The safety coefficient of washing machine is also improved, so as to improve the quality of product, meets the use demand of user.
In the example of the present invention, second gap is less than first gap.
Further, the roof of second gap is less than the bottom wall of first gap.
Optionally, the roof of second gap is concordant with the bottom wall of first gap.
Optionally, the distance between top of first gap and the steel ladle accounts for the height of the steel ladle
1/8-1/4。
Preferably, the distance between top of first gap and the steel ladle accounts for the height of the steel ladle
1/5。
Preferably, the area of second gap is more than the area of first gap.
Preferably, the second end of the return pipe is set adjacent to the bottom centre of the steel ladle.
In one embodiment of the invention, the draining valve body includes the first valve port to the 3rd valve port, first valve
Mouth is connected with the bottom of the steel ladle, and second valve port is connected with the second end of the return pipe, the 3rd valve
Mouth is connected with the other end of the overflow pipe, wherein, first valve port is remained with second valve port and connected, institute
It states the 3rd valve port and is remained with the discharge outlet and connected, the drain plug is located at first valve port and second valve port
Between the 3rd valve port and the discharge outlet.
According to some embodiments of the present invention, the washing machine is rotary drum washing machine.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become in the description from combination accompanying drawings below to embodiment
Substantially and it is readily appreciated that, wherein：
Fig. 1 is the top view of washing machine according to embodiments of the present invention；
Fig. 2 is along the sectional view in A-A directions in Fig. 1；
Fig. 3 is the close-up schematic view at B in Fig. 2；
Fig. 4 is the structure diagram of washing machine according to embodiments of the present invention, and wherein the liquid level in steel ladle is located at first
The lower section of gap；
Fig. 5 is the close-up schematic view at C in Fig. 4；
Fig. 6 is that the structure diagram of washing machine according to embodiments of the present invention, the wherein liquid level in steel ladle and first overflow
The mouth of a river it is substantially concordant；
Fig. 7 is the close-up schematic view at D in Fig. 4；
Fig. 8 is the sectional view of the drain valve of washing machine according to embodiments of the present invention.
Reference numeral：
Washing machine 100,
Steel ladle 110, the first gap 111, the roof 111a of the first gap, the bottom wall 111b of the first gap,
Pipelined channel 112,
Interior bucket 120,
Return water part 130, backwater cavity 131,
Second gap 132, the roof 132a of the second gap, the bottom wall 132b of the second gap,
Overflow pipe 134,
Return pipe 140, first end 141, second end 142,
Drain valve 160, draining valve body 161, discharge outlet 162, drain plug 163,
First valve port 164, the second valve port 165, the 3rd valve port 166.
Specific embodiment
The embodiment of the present invention is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or has the function of same or like element.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 " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ", " axis
To ", " radial direction ", the orientation of the instructions such as " circumferential direction " or position relationship be based on orientation shown in the drawings or position relationship, be only for
Convenient for the description present invention and simplify description rather than instruction or imply that signified device or element there must be specific side
Position, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.In addition, term " first ", " second "
Description purpose is only used for, and it is not intended that indicating or implying relative importance or imply the technical characteristic indicated by indicating
Quantity." first " is defined as a result, and the feature of " second " can be expressed or implicitly includes one or more spy
Sign.In the description of the present invention, unless otherwise indicated, " multiple " are meant that two or more.
In the description of the present invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or be integrally connected；It can
To be mechanical connection or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
Washing machine 100 according to embodiments of the present invention is described below with reference to Fig. 1-Fig. 8.
As Figure 1-Figure 8, washing machine 100 according to embodiments of the present invention, including：Steel ladle 110, interior bucket 120, return water
Part 130 and return pipe 140.It should be noted that the washing machine 100 can have the function of circulating water flow, i.e., steel ladle 110 with
Pipelined channel 112 is formed between interior bucket 120, pipelined channel 112 is connected with interior bucket 120, for washing the slurry of clothing
It is flowed into from the bottom of interior bucket 120 in pipelined channel 112 and along the (upper and lower as shown in Figure 2 from bottom to up of pipelined channel 112
To) upper end of pipelined channel 112 is flowed to, it is then again returned to from the upper end of pipelined channel 112 inside interior bucket 120, such as arrow in Fig. 2
Shown in head b1.
Specifically, interior bucket 120 is rotatably arranged in steel ladle 110, and arrow a is interior bucket 120 as Figure 1-Figure 2
Direction of rotation is formed with through hole in interior bucket 120, thus interior bucket 120 can be made to be connected with steel ladle 110.On the side wall of steel ladle 110
The first gap 111 is formed with, return water part 130 is located on the side wall of steel ladle 110, the side wall of return water part 130 and steel ladle 110
Between limit backwater cavity 131, the first gap 111 is connected with backwater cavity 131.Slurry is from the of steel ladle 110 as a result,
After one gap 111 overflows, it can enter in backwater cavity 131.Return pipe 140 has first end 141 and second end 142, returns
The first end 141 of water pipe 140 is connected with the bottom of backwater cavity 131, the second end 142 of return pipe 140 and the bottom of steel ladle 110
It is connected.As shown in the arrow b2 in Fig. 2-Fig. 3, water can be returned to by return pipe 140 in steel ladle 110, thus can be ensured
Recirculated water is not lost in.For example, as shown in Fig. 2, the upper end of return pipe 140 is first end 141, connect with the bottom of backwater cavity 131
It is logical；The lower end of return pipe 140 is second end 142, is connected with the bottom of steel ladle 110.It is formed on return water part 130 and return water
The second gap 132 that chamber 131 connects.As shown in Fig. 2, it can be provided with to arrange in excessive water at the second gap 132
Go out to the overflow pipe 134 outside washing machine 100, one end of overflow pipe 134 is connected with the second gap 132.
Backwater cavity 131 is connected with steel ladle 110 by return pipe 140, backwater cavity 131 can be constructed with steel ladle 110
Into a linker.As shown in fig. 4-5, when the liquid level in steel ladle 110 is located at 111 lower section of the first gap (such as Fig. 4-Fig. 5 institutes
The lower section shown) when, the liquid level in steel ladle 110 is concordant with the liquid level in backwater cavity 131, and washing machine can ensure in washing process
Recirculated water is not lost in；When entering the dilutional hyponatremia in steel ladle 110, such as washing machine is constantly injected into interior bucket because of failure
Water, as Figure 6-Figure 7, liquid level constantly rises in steel ladle 110, while the water in backwater cavity 131 also synchronously rises, and works as liquid level
When rising to the second 132 position of gap, the first gap 111 starts to 100 outside spilling water of washing machine, i.e. water will be along Fig. 7
Direction shown in middle arrow b2 is flowed out from the second gap 132, thereby may be ensured that the extra water in steel ladle 110 can lead to
Cross the second discharge in time of gap 132.
As shown in Fig. 2 and Fig. 8, drain valve 160 can include draining valve body 161 and drain plug 163, draining valve body
161 are connected between the second end 142 of return pipe 140 and the other end of overflow pipe 134, and draining valve body 161 has discharge outlet
162, drain plug 163 is movably arranged in draining valve body 161 to control the second end 142 of return pipe 140 and discharge outlet 162
Conducting and disconnection, the other end of overflow pipe 134 connects with discharge outlet 162.Optionally, discharge outlet 162 can connect with sewer
Logical, the water so as to avoid the discharge out of washing machine 100 arbitrarily flows, and then promotes the satisfaction of user.When washing machine 100
When needing proper drainage, drain valve 160 can be opened, makes the conducting of discharge outlet 162, so as to which the water inside steel ladle 110 can be with
It is discharged from discharge outlet 162.In addition, when washing machine 100 is because of the lasting water filling into steel ladle 110 of failure and larger flow of inlet water,
Liquid level persistently rises, and after opening drain valve 160, the water in steel ladle 110 can not only be flowed out from the second gap 132, may be used also
To be discharged from discharge outlet 162, the water so as to effectively ensure in steel ladle 110 can discharge in time.
Washing machine 100 according to embodiments of the present invention, by setting the first gap 111 on steel ladle 110 and with
The return water part 130 of one gap 111 connection can make to be returned to by return water part 130 by the water that the first gap 111 overflows and contain
In bucket 110, it thereby may be ensured that the recirculated water in steel ladle 110 is not lost in；Meanwhile second is set to overflow on return water part 130
The mouth of a river 132, and the conducting and disconnection of the control discharge outlet 162 of drain valve 160 are utilized, when the dilutional hyponatremia in steel ladle 110, excessively
Water the outside of washing machine 100 can be spilt by the second gap 132, it is extra in steel ladle 110 to thereby may be ensured that
Water can by discharge outlet 162 in time discharge, thus not only increase the performance of washing machine 100, also improve laundry
The safety coefficient of machine 100 so as to improve the quality of product, meets the use demand of user.
As Figure 1-Figure 8, according to one embodiment of present invention, washing machine 100 can be rotary drum washing machine 100.Its
In, the second end 142 of return pipe 140 is set adjacent to the bottom centre of steel ladle 110.Interior bucket 120 when interior bucket 120 rotates as a result,
The middle part at bucket bottom can form whirlpool, so as to be easier that the water in return pipe 140 is recycled to the middle and upper part of steel ladle 110,
It is easier to make water to enter pipelined channel 112 and along the flowing as shown in arrow b1 in Fig. 2 as the bottom of steel ladle 110,
Circulating water flow is formed so as to be conducive to washing machine 100, so as to improve the performance of washing machine 100.In order to make extra water
The outside of washing machine 100 is rapidly expelled to, the area of the second gap 132 is more than the area of the first gap 111.
As shown in figure 3, the second gap 132 is less than the first gap 111, as a result, when flow of inlet water is larger, liquid level is lasting
During rising, extra water flows to the second gap by the first gap in steel ladle 110, so as to ensure in steel ladle 110
Water passes through the second discharge in time of gap 132.Further, as shown in figure 3, the roof 132a of the second gap overflows less than first
The bottom wall 111b at the mouth of a river.It is possible thereby to further it is convenient for discharging the extra water in backwater cavity 131 from the second gap 132.
For example, as shown in figure 3, the side wall by close over (top as shown in Figure 3) of the first gap 111 is the top of the first gap
Wall 111a, the side wall of the close lower section (lower section as shown in Figure 3) of the first gap 111 are the bottom wall 111b of the first gap,
The side wall by close over (top as shown in Figure 3) of second gap 132 be the second gap roof 132a, the second spilling water
The side wall of the close lower section (lower section as shown in Figure 3) of mouth 132 is the bottom wall 132b of the second gap, wherein the second gap
Roof 132a is less than the bottom wall 111b of the first gap.
It is understood that the position relationship of the first gap 111 and the second gap 132 is not limited to this, for example, the
The roof 132a of two gaps is concordant with the bottom wall 111b of the first gap.Thus, it is possible to increase the diversity of return water part 130,
Convenient for setting other component at the second gap 132.It can be with for example, in the example depicted in fig. 3, at the second gap 132
It is provided with for excessive water to be expelled to the overflow pipe 134 outside washing machine 100, optionally, one end of overflow pipe 134 and the
Two gaps 132 connect, the other end of overflow pipe 134 can with water passage, so as to avoid the row out of washing machine 100
The water gone out arbitrarily flows, and then promotes the satisfaction of user.
In order to make the structure of washing machine 100 more reasonable, between the first gap 111 and the top of steel ladle 110 away from
1/8-1/4 from the height for accounting for steel ladle 110.Further, between the first gap 111 and the top of steel ladle 110 away from
From the 1/5 of the height for accounting for steel ladle 110.By experimental verification, when between the first gap 111 and the top of steel ladle 110
When distance accounts for the 1/5 of the height of steel ladle 110, the scourability of washing machine 100 is more preferably.
As shown in figure 8, draining valve body 161 can include the first valve port 164, the second valve port 165 and the 3rd valve port 166.
As shown in figure 8, the first valve port 164 is connected with the bottom of steel ladle 110, the second end 142 of the second valve port 165 and return pipe 140
It is connected, the 3rd valve port 166 is connected with the other end of overflow pipe 134.Wherein, the first valve port 164 is remained with the second valve port 165
Connection, the 3rd valve port 166 is remained with discharge outlet 162 to be connected, and drain plug 163 is located at the first valve port 164 and the second valve port
165 and the 3rd between valve port 166 and discharge outlet 162.
It is understood that when drain valve 160 controls the second end 142 of return pipe 140 to be disconnected with discharge outlet 162, row
Water valve core 163 closes the first valve port 164 and the second valve port 165, and backwater cavity 131 is configured to a linker with steel ladle 110, holds
Water in bucket 110 can not be discharged from the first valve port 164 or the second valve port 165；When drain valve 160 controls the second of return pipe 140
When end 142 is turned on discharge outlet 162, drain plug 163 opens the first valve port 164 and the second valve port 165, water can be from the first valves
164 and second valve port 165 of mouth is flow at discharge outlet 162, and then can be discharged from discharge outlet 162.
First valve port 164 is remained with the second valve port 165 and connected, when drain valve 160 controls the second end of return pipe 140
142 with discharge outlet 162 when disconnecting, and backwater cavity 131 and steel ladle 110 are configured to a linker, as shown in fig. 4-5, when being filled with water
When liquid level in bucket 110 is located at the lower section of the first gap 111 (lower section as shown in fig. 4-5), liquid level in steel ladle 110 and
Liquid level in backwater cavity 131 is concordant, and washing machine can ensure that recirculated water is not lost in washing process.3rd valve port 166 and draining
Mouth 162 remains connection, thus has the water that the second gap 132 flows out that can be entered by the other end of overflow pipe 134
It in 3rd valve port 166, then discharges from discharge outlet 162, so as to which the extra water discharge in bucket 110 will be held.
When washing machine 100 needs proper drainage, drain valve 160 can be opened, makes the conducting of discharge outlet 162, water can be with
It flow at discharge outlet 162, and then can be discharged from discharge outlet 162 from the first valve port 164 and the second valve port 165.In addition, when laundry
When machine 100 is because of the lasting water filling into steel ladle 110 of failure and larger flow of inlet water, liquid level persistently rises, and opens drain valve 160
Afterwards, the water in steel ladle 110 can be not only flow to from the second gap 132, the 3rd valve port 166 at discharge outlet 162, and water can be with
It is flow to from the first valve port 164 and the second valve port 165 at discharge outlet 162, and then water can in time be discharged from discharge outlet 162, so as to
It can effectively ensure that the water in steel ladle 110 can discharge rapidly.
Other compositions and operation principle of washing machine 100 according to embodiments of the present invention are for those of ordinary skill in the art
For be all known, be not detailed herein.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means to combine specific features, the knot that the embodiment or example describe
Structure, material or feature are contained at least one embodiment of the present invention or example.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 in an appropriate manner combine in any one or more embodiments or example.
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 departing 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 scope of invention is limited by claim and its equivalent.
Claims (9)
1. a kind of washing machine, which is characterized in that including：
Steel ladle is formed with the first gap on the side wall of the steel ladle；
Interior bucket, the interior bucket are rotatably arranged in the steel ladle, and the inner wall of the steel ladle and the outer wall of the interior bucket limit
Pipelined channel is made, the through hole connected with the pipelined channel is formed in the interior bucket；
Return water part, the return water part are located on the lateral wall of the steel ladle, the side wall of the return water part and the steel ladle it
Between limit backwater cavity, first gap is connected with the backwater cavity, is formed on the return water part and the backwater cavity
Second gap of connection；
Return pipe, the return pipe have a first end and a second end, the first end and the backwater cavity of the return pipe
Bottom is connected, and the second end of the return pipe is connected with the bottom of the pipelined channel；
Overflow pipe, one end of the overflow pipe are connected with second gap；And
Drain valve, the drain valve include draining valve body and drain plug, and the draining valve body is connected to the institute of the return pipe
Between the other end for stating second end and the overflow pipe, the draining valve body has discharge outlet, and the drain plug is movably
It is located in the drain valve body to control the conducting and disconnection of the second end of the return pipe and the discharge outlet, it is described to overflow
The other end of water pipe is connected with the discharge outlet,
The draining valve body includes the first valve port to the 3rd valve port, and first valve port is connected with the bottom of the steel ladle, institute
It states the second valve port with the second end of the return pipe to be connected, the other end phase of the 3rd valve port and the overflow pipe
Even, wherein, first valve port is remained with second valve port and connected, and the 3rd valve port is protected always with the discharge outlet
Hold connection, the drain plug be located at first valve port and second valve port and the 3rd valve port and the discharge outlet it
Between.
2. washing machine according to claim 1, which is characterized in that second gap is less than first gap.
3. washing machine according to claim 2, which is characterized in that the roof of second gap overflows less than described first
The bottom wall at the mouth of a river.
4. washing machine according to claim 2, which is characterized in that the roof of second gap and first spilling water
The bottom wall of mouth is concordant.
5. washing machine according to claim 1, which is characterized in that the top of first gap and the steel ladle it
Between distance account for the steel ladle height 1/8-1/4.
6. washing machine according to claim 5, which is characterized in that the top of first gap and the steel ladle it
Between distance account for the steel ladle height 1/5.
7. washing machine according to claim 1, which is characterized in that the area of second gap is more than described first and overflows
The area at the mouth of a river.
8. washing machine according to claim 1, which is characterized in that be filled with water described in the second end of the return pipe is neighbouring
The bottom centre of bucket is set.
9. according to the washing machine any one of claim 1-8, which is characterized in that the washing machine is rotary drum washing machine.
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| CN201510209521.2A CN104805653B (en) | 2015-04-28 | 2015-04-28 | Washing machine |
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|---|---|---|---|
| CN201510209521.2A CN104805653B (en) | 2015-04-28 | 2015-04-28 | Washing machine |
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| CN104805653B true CN104805653B (en) | 2018-05-25 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110438754B (en) * | 2018-05-04 | 2023-04-21 | 重庆海尔滚筒洗衣机有限公司 | Overflow structure of lower drainage drum washing machine |
| CN111321555A (en) * | 2018-12-17 | 2020-06-23 | 无锡小天鹅电器有限公司 | Bucket body assembly and washing machine |
| JP2023012307A (en) * | 2021-07-13 | 2023-01-25 | 青島海爾洗衣机有限公司 | Top-loading washing machine |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2443978Y (en) * | 2000-10-17 | 2001-08-22 | 宁波新乐电器有限公司 | Washing machine with circulating waterfall running water |
| CN2918492Y (en) * | 2006-03-07 | 2007-07-04 | 彭海英 | Drainage arrangement of water-saving-type full-automatic washing machine |
| CN204690397U (en) * | 2015-04-28 | 2015-10-07 | 无锡小天鹅股份有限公司 | Washing machine |
-
2015
- 2015-04-28 CN CN201510209521.2A patent/CN104805653B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2443978Y (en) * | 2000-10-17 | 2001-08-22 | 宁波新乐电器有限公司 | Washing machine with circulating waterfall running water |
| CN2918492Y (en) * | 2006-03-07 | 2007-07-04 | 彭海英 | Drainage arrangement of water-saving-type full-automatic washing machine |
| CN204690397U (en) * | 2015-04-28 | 2015-10-07 | 无锡小天鹅股份有限公司 | Washing machine |
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| CN104805653A (en) | 2015-07-29 |
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Effective date of registration: 20190730 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. |