CN111074505A - Door device and clothes treatment apparatus - Google Patents
Door device and clothes treatment apparatus Download PDFInfo
- Publication number
- CN111074505A CN111074505A CN201811221766.7A CN201811221766A CN111074505A CN 111074505 A CN111074505 A CN 111074505A CN 201811221766 A CN201811221766 A CN 201811221766A CN 111074505 A CN111074505 A CN 111074505A
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- Prior art keywords
- door
- door body
- washing machine
- opening
- box body
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/12—Casings; Tubs
- D06F39/14—Doors or covers; Securing means therefor
Abstract
The invention belongs to the field of door devices, and particularly provides a door device and clothes treatment equipment. The invention aims to solve the problem that the existing drum washing machine with two door bodies has poor operation experience of opening/closing the door. Therefore, the door device comprises a first door body which is pivotally connected with a box body of the drum washing machine, a second door body which is pivotally connected with an inner barrel of the drum washing machine, a spring with one end fixedly connected with the first door body and an electromagnetic lock with the other end fixedly connected with the spring. The first door body is used for sealing a box body opening of the box body, and the second door body is used for sealing an inner cylinder opening of the inner cylinder. When the electromagnetic lock is powered on, the electromagnetic lock is attracted with the second door body, and at the moment, a user can open or close the two door bodies simultaneously by operating the first door body. Therefore, the door device can simplify the steps of opening and closing the door body of the washing machine by a user, and optimizes the use experience of the user.
Description
Technical Field
The invention belongs to the field of door devices, and particularly provides a door device and clothes treatment equipment.
Background
The existing drum washing machine mainly comprises a box body, an outer barrel, an inner barrel and a glass observation window arranged on a front panel of the box body. Wherein the outer cylinder is fixedly arranged in the box body, the inner cylinder is rotatably arranged in the outer cylinder, and the side wall of the inner cylinder is provided with a plurality of through holes. When the clothes dryer works, clothes are put into the inner barrel, and then the glass observation window is closed, so that the opening of the outer barrel is sealed. And injecting washing water into the outer barrel, wherein the washing water enters the inner barrel through the through holes on the inner barrel to soak the clothes. When the inner drum rotates, the clothes can be continuously lifted and fallen down, so that the effect of beating the clothes is realized.
However, in the conventional drum washing machine, there is a case that the outer drum and the inner drum are contaminated in a long-term use process. In particular, dirt washed from the laundry may adhere to the inner side wall of the tub and the side wall of the tub, and especially in the long-term use of the washing machine, the dirt may gradually increase, breeding bacteria, and hindering the health of the user.
In order to solve the above technical problems, in the prior art, the arrangement of the through hole on the inner cylinder is eliminated, and the rotating shaft for driving the inner cylinder to rotate is arranged into a hollow structure, so that the washing water is injected into the inner cylinder through the hollow structure. In order to prevent the washing water from overflowing from the inner drum, an inner drum door is arranged at the opening of the inner drum. When the washing machine works, a user firstly opens the glass observation window and the inner drum door in sequence, then puts clothes to be treated into the inner drum, then closes the inner drum door and the glass observation window in sequence, and finally starts the drum washing machine.
However, the glass observation window and the inner barrel door need to be opened and closed respectively, so that the operation of a user is increased, and the user experience is poor.
Accordingly, there is a need in the art for a new door apparatus and a laundry treating apparatus to solve the above-mentioned problems.
Disclosure of Invention
In order to solve the above-mentioned problems in the prior art, that is, to solve the problem of poor operation experience of opening/closing a door of the existing drum washing machine having two door bodies, the present invention provides a door apparatus, including a first door body pivotally connected to a first target mechanism, a second door body pivotally connected to a second target mechanism, and a connecting device, wherein a first end of the connecting device is connected to the first door body, and a second end of the connecting device is selectively connectable to the second door body; when the second end is connected with the second door body, the connecting device can enable the first door body and the second door body to be opened or closed together.
In a preferred technical solution of the above-mentioned door apparatus, the connecting device includes an electromagnetic member, a first end of the electromagnetic member is connected to the first door body, and a second end of the electromagnetic member is attracted to the second door body when the electromagnetic member is powered on.
In a preferred embodiment of the above door device, the connecting device further includes a flexible member, a first end of the flexible member is fixedly connected to the first door body, and a second end of the flexible member is fixedly connected to the electromagnetic member.
In a preferred embodiment of the above door apparatus, the flexible member is a spring or a rubber rod.
In a preferred embodiment of the door apparatus, the second door body is provided with a member to be attracted, which can be attracted by the electromagnetic member.
In a preferred embodiment of the above door apparatus, the attracted member is iron or a magnet.
In a preferred embodiment of the above door apparatus, the electromagnetic member is an electromagnetic lock.
Further, the present invention provides a laundry treating apparatus including the door apparatus of any one of the above preferred embodiments.
In a preferred embodiment of the above laundry processing apparatus, the laundry processing device is a drum washing machine, the first target mechanism is a cabinet of the drum washing machine, and the first door body is capable of closing a cabinet opening of the cabinet; the second target mechanism is an inner tub of the drum washing machine, and the second door body is capable of closing a tub opening of the inner tub.
In a preferred embodiment of the above laundry processing apparatus, the laundry processing device is a pulsator washing machine, the first target mechanism is a cabinet of the pulsator washing machine, and the first door body is capable of closing a cabinet opening of the cabinet; the second target mechanism is an inner barrel of the pulsator washing machine, and the second door body can close a barrel opening of the inner barrel.
As can be understood by those skilled in the art, in a preferred embodiment of the present invention, a connecting device is disposed between a first door body and a second door body, and a first end of the connecting device is connected to the first door body, so that a second end of the connecting device can be selectively connected to the second door body, and the first door body and the second door body can be opened or closed at the same time. Therefore, when the door device is applied to the drum washing machine, a user can open or close the box body opening and the inner drum opening simultaneously through one-step operation. That is, when the first door body is pivotally connected to the cabinet of the drum washing machine for closing the cabinet opening, when the second door body is pivotally connected to the inner tub of the drum washing machine for closing the inner tub opening, and when the second end of the connecting device is connected to the second door body, the user can open or close both door bodies simultaneously by operating only the first door body.
In addition, when the connecting device is disconnected with the second door body, the second door body can rotate along with the rotation of the inner barrel, and cannot interfere with the connecting device and the second door body, so that the stability of the inner barrel in rotation is improved, and the noise of the inner barrel in rotation is reduced.
Further, in a preferred technical solution of the present invention, the connecting device includes a spring and an electromagnetic lock, a first end of the spring is fixedly connected to the first door body, and a second end of the spring is fixedly connected to the first end of the electromagnetic lock. And the second end of the electromagnetic lock attracts the second door body when the electromagnetic lock is electrified, and the first door body and the second door body are connected together.
Drawings
Preferred embodiments of the present invention are described below in conjunction with a drum washing machine with reference to the accompanying drawings, in which:
FIG. 1 is a schematic view of the internal construction of a drum washing machine according to the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is an enlarged view of portion B of FIG. 1;
FIG. 4 is a left side elevational view of the second door body of FIG. 1;
FIG. 5 is a cross-sectional view taken along the line C-C in FIG. 4;
fig. 6 is an enlarged view of a portion D in fig. 5.
List of reference numerals:
1. a box body; 2. an outer cylinder; 3. an inner barrel; 4. a tension spring; 5. a shock absorber; 6. a first door body; 7. a second door body; 71. a body; 72. a rubber ring; 721. an annular groove; 73. a counterweight ring; 74. iron; 8. a spring; 9. an electromagnetic lock.
Detailed Description
It should be understood by those skilled in the art that the embodiments of the present invention are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention. For example, although the embodiment of the present section describes the door apparatus and the clothes treating apparatus of the present invention by taking a drum washing machine as an example, the door apparatus of the present invention can be applied to any feasible apparatus, such as an electric oven, a refrigerator, a heat preservation chamber, etc.; also, the laundry treating apparatus of the present invention may be a drum type dryer, a drum type washing and drying all-in-one machine, a pulsator washing machine, etc.
Further, when the laundry treating apparatus of the present invention is a drum washing machine, a drum dryer, or a drum washer-dryer, the first target mechanism pivotally connected to the first door body is a cabinet, and the second target mechanism pivotally connected to the second door body is an inner tub, and the first door body and the second door body are used to close a cabinet opening and an inner tub opening, respectively. When the laundry treating apparatus of the present invention is a pulsator washing machine, the first target mechanism pivotally connected to the first door body is a cabinet, and the second target mechanism pivotally connected to the second door body is an inner tub, the first door body and the second door body being used to close a cabinet opening and a tub opening, respectively.
Those skilled in the art can make modifications as needed to suit a particular application, and such modified embodiments will still fall within the scope of the present invention.
It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicating the directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. 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. 1, the drum washing machine of the present invention mainly comprises a cabinet 1, an outer tub 2, and an inner tub 3. Wherein, the outer cylinder 2 is fixedly arranged in the box body 1 through a tension spring 4 and a damper 5. The inner cylinder 3 is rotatably provided in the outer cylinder 2. The directions of a tank opening (not shown) of the tank 1, an outer cylinder opening (not shown) of the outer cylinder 2, and an inner cylinder opening (not shown) of the inner cylinder 3 are the same.
As shown in fig. 1 to 3, the drum washing machine of the present invention further includes a door device, which mainly includes a first door body 6, a second door body 7 and a connecting device (not shown). The first door body 6 is pivotally connected with the box body 1 and used for closing a box body opening, and the second door body 7 is pivotally connected with the inner barrel 3 and used for closing the inner barrel opening. The first end of the connecting device is fixedly connected with the first door body 6, and the second end of the connecting device can be selectively connected with the second door body 7. It will be appreciated by a person skilled in the art that the number of connecting means may be any feasible number, such as one, two, three, etc.
As shown in fig. 3, the second door body 7 can abut against the inner sidewall of the inner cylindrical opening in the radial direction after being closed, and thus seal the inner cylindrical opening.
As shown in fig. 1 and 2, the coupling means comprises a spring 8 and an electromagnetic lock 9. Wherein, the first end (left end) of spring 8 and the inboard fixed connection of first door body 6, the second end (right end) of spring 8 and the first end (left end) fixed connection of electromagnetic lock 9. The electromagnetic lock 9 is connected with a controller of the drum washing machine through an electric wire.
When the electromagnetic lock 9 is powered on, the second end (right end) of the electromagnetic lock 9 is attracted with the second door body 7, and therefore the first door body 6 and the second door body 7 are fixedly connected together. At this time, when the user opens the first door body 6, the second door body 7 is also opened through the pulling action of the spring 8 and the electromagnetic lock 9. When the user closes the first door body 6, the second door body 7 is also closed by being pushed by the spring 8 and the electromagnetic lock 9.
When the electromagnetic lock 9 is de-energized, the second end of the electromagnetic lock 9 is disconnected from the second door body 7. At this time, the second door 7 can be rotated by the inner cylinder 3 without interfering with the electromagnetic lock 9.
It will be understood by those skilled in the art that the spring 8 is provided in the connection device to allow the connection device to be bent in a horizontal direction, thereby preventing the first door body 6 and the second door body 7 from interfering with each other when they are opened simultaneously. On this basis, the spring 8 may also be replaced by any other feasible flexible member, such as a rubber rod, a spring plate, etc.
As shown in fig. 2, in order to allow the electromagnetic lock 9 to smoothly engage the second door 7, the second door 7 is provided with an iron 74 as an engaged member. Alternatively, the main body of the second door 7 may be made of iron as required by those skilled in the art. Alternatively, one skilled in the art may also replace the iron 74 with a magnet, such as a permanent magnet or a soft magnet, as desired.
Further, the skilled person may replace the electromagnetic lock 9 with any other electromagnetic member capable of generating a magnetic force, such as an electromagnetic coil or an electromagnet, as required.
As can be seen from fig. 1 and 2, the drum washing machine of the present invention can connect the first door body 6 and the second door body 7 together through the connection device when the electromagnetic lock 9 is powered on, so that the first door body 6 and the second door body 7 can be opened or closed simultaneously, so that a user can open or close the second door body 7 simultaneously when opening or closing the first door body 6. Further, the drum washing machine of the invention can make the first door body 6 and the second door body 7 independent of each other through the connecting device when the electromagnetic lock 9 is powered off, so that the second door body 7 can rotate freely along with the rotation of the inner drum 3 without interfering with the first door body 6 and the connecting device, thereby improving the stability of the inner drum 3 during rotation and reducing the noise of the inner drum 3 during rotation.
Further, in order to ensure that the first door body 6 and the second door body 7 can be opened simultaneously, the pivoting end of the second door body 7 and the pivoting end of the first door body 6 need to be on the same plane. To this end, the drum washing machine of the present invention is further provided with a positioning means for accurately stopping the inner drum 3 at an angular position at which the pivoting end of the second door body 7 is aligned with the pivoting end of the first door body 6. The positioning means is illustratively an encoder provided on the drive motor to cause the drive motor to brake in time when it is detected that the inner drum 3 is rotated in place. Since the means for locating and locking the inner barrel 3 in the target position is conventional in the art, it will not be described in greater detail herein.
As shown in fig. 4 to 6, the second door body 7 of the present invention mainly includes a body 71, a rubber ring 72, a weight ring 73, and iron 74. Wherein the rubber ring 72 and the counterweight ring 73 together form a seal ring of the second door body 7. The body 71, the rubber ring 72 and the counterweight ring 73 are sequentially arranged from inside to outside along the radial direction, namely, the outer side end of the body 71 is fixedly connected with the inner side end of the rubber ring 72, and the outer side end of the rubber ring 72 is fixedly connected with the inner side end of the counterweight ring 73. The iron 74 is disposed on the left side of the body 71 in fig. 5, and the iron 74 is disposed on the rotational axis center of the body 71, corresponding to the connecting means. Further, the number of the irons 74 may be the same as or different from the connecting means, for example, one iron 74 may correspond to at least two connecting means (specifically, the electromagnetic lock 9).
As shown in fig. 5 and 6, the outer end of the rubber ring 72 is provided with an annular groove 721, and both weight rings 73 are disposed in the annular groove 721. Further, it is also possible for those skilled in the art to omit the provision of the annular groove 721 and to provide the weight ring 73 directly on the outer end of the rubber ring 72, as necessary.
It will be understood by those skilled in the art that the number of weight rings 73 is not limited to two as shown in the drawings, but may be one, three, four, etc.
It will also be appreciated by those skilled in the art that the rubber ring 72 and the weight ring 73 may be either fixedly attached together or integrally formed.
Further, in the preferred embodiment of the present invention, both the rubber ring 72 and the weight ring 73 are made of a rubber material having elasticity. Alternatively, one skilled in the art may use any other elastic material, such as elastic plastic, elastic resin, etc., for the rubber ring 72 and/or the weight ring 73, as desired.
As shown in fig. 3, 5, and 6, after the second door body 7 of the present invention is closed, the outer end of the weight ring 73 abuts against the inner wall of the inner cylindrical opening of the inner cylinder 3. When the inner cylinder 3 rotates with the second door body 7, the counterweight ring 73 deforms along the radial direction under the action of centrifugal force, so that the outer end of the counterweight ring 73 presses the inner side wall under the action of centrifugal force. And the pressing force of the outer side end of the counterweight ring 73 on the inner side wall is gradually increased along with the increase of the rotating speed of the inner cylinder 3. Effectively ensuring the sealing of the second door body 7 to the inner barrel 3 and preventing the washing water in the inner barrel 3 from flowing out from between the inner barrel 3 and the second door body 7 when the inner barrel 3 rotates at high speed.
Further, in order to make the deformation of the weight ring 73 under the centrifugal force more obvious, the skilled person can arrange the rubber ring 72 into any other feasible annular member, such as an annular air bag, a C-shaped annular member, a V-shaped annular member, etc., as required.
In another possible technical solution of the present invention, a person skilled in the art can arrange the counterweight ring 73 inside the rubber ring 72, and make the outer end of the rubber ring 72 abut against the inner sidewall of the outer cylinder mouth, as required. Further, when the weight ring 73 is provided inside the rubber ring 72, the weight ring 73 may be provided as a weight member of another form. Illustratively, the counterweight ring 73 is replaced by a plurality of arc-shaped counterweights, and the plurality of arc-shaped counterweights are arranged inside the rubber ring 72 along the circumferential direction of the rubber ring 72.
Finally, it should be noted that the circumferential wall of the inner cylinder 3 of the present invention has through holes, and each through hole is configured with a one-way structure. The one-way structure is closed in a normal state, and the washing water in the inner cylinder 3 is not allowed to enter the outer cylinder 2; the one-way structure is opened when the inner tub 3 is rotated at a high speed, allowing the washing water in the inner tub 3 to enter the outer tub 2, so that the dehydrating operation of the washing machine is completed.
So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the invention, and the technical scheme after the changes or substitutions can fall into the protection scope of the invention.
Claims (10)
1. A door apparatus, characterized in that the door apparatus comprises a first door body pivotally connected to a first target mechanism, a second door body pivotally connected to a second target mechanism, and a connecting device,
the first end of the connecting device is connected with the first door body, and the second end of the connecting device can be selectively connected with the second door body;
when the second end is connected with the second door body, the connecting device can enable the first door body and the second door body to be opened or closed together.
2. The door device as claimed in claim 1, wherein the connecting device includes an electromagnetic member, a first end of the electromagnetic member is connected to the first door, and a second end of the electromagnetic member is engaged with the second door when the electromagnetic member is energized.
3. The door apparatus as claimed in claim 2, wherein the connecting means further comprises a flexible member, a first end of the flexible member is fixedly connected to the first door body, and a second end of the flexible member is fixedly connected to the electromagnetic member.
4. The door arrangement as claimed in claim 3, characterized in that the flexible member is a spring or a rubber rod.
5. The door apparatus as claimed in claim 2, wherein the second door body is provided with an engaged member engaged with the electromagnetic member.
6. The door apparatus as claimed in claim 5, wherein the attracted member is iron or a magnet.
7. The door apparatus according to any one of claims 2 to 6, wherein the electromagnetic member is an electromagnetic lock.
8. A laundry treating apparatus, characterized in that the laundry treating apparatus comprises the door apparatus of any one of claims 1 to 7.
9. The laundry processing apparatus according to claim 8, wherein the laundry processing apparatus is a drum washing machine,
the first target mechanism is a box body of the drum washing machine, and the first door body can seal a box body opening of the box body;
the second target mechanism is an inner tub of the drum washing machine, and the second door body is capable of closing a tub opening of the inner tub.
10. The laundry processing apparatus according to claim 8, wherein the laundry processing apparatus is a pulsator washing machine,
the first target mechanism is a box body of the pulsator washing machine, and the first door body can seal a box body opening of the box body;
the second target mechanism is an inner barrel of the pulsator washing machine, and the second door body can close a barrel opening of the inner barrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811221766.7A CN111074505B (en) | 2018-10-19 | 2018-10-19 | Door device and clothes treatment apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811221766.7A CN111074505B (en) | 2018-10-19 | 2018-10-19 | Door device and clothes treatment apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111074505A true CN111074505A (en) | 2020-04-28 |
| CN111074505B CN111074505B (en) | 2023-01-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811221766.7A Active CN111074505B (en) | 2018-10-19 | 2018-10-19 | Door device and clothes treatment apparatus |
Country Status (1)
| Country | Link |
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| CN (1) | CN111074505B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111691116A (en) * | 2020-06-22 | 2020-09-22 | 海信（山东）冰箱有限公司 | Washing machine |
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| JPH0994392A (en) * | 1995-09-28 | 1997-04-08 | Sanyo Electric Co Ltd | Drier |
| JP2010051561A (en) * | 2008-08-28 | 2010-03-11 | Sharp Corp | Drum washing machine |
| CN102080325A (en) * | 2011-01-16 | 2011-06-01 | 任文涛 | Single-drum front loading washing machine |
| KR20130123544A (en) * | 2012-05-03 | 2013-11-13 | 동부대우전자 주식회사 | Door apparatus for drum washing machine |
| CN103958764A (en) * | 2011-12-02 | 2014-07-30 | Bsh博世和西门子家用电器有限公司 | Household electrical appliance and loading door for such appliance |
| CN105874116A (en) * | 2013-11-18 | 2016-08-17 | Bsh家用电器有限公司 | Household appliance |
| CN107503090A (en) * | 2017-08-28 | 2017-12-22 | 无锡小天鹅股份有限公司 | Device for clothing processing |
| WO2018141918A1 (en) * | 2017-02-03 | 2018-08-09 | Arcelik Anonim Sirketi | Washer-dryer utilizing the volume inside the door |
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2018
- 2018-10-19 CN CN201811221766.7A patent/CN111074505B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0994392A (en) * | 1995-09-28 | 1997-04-08 | Sanyo Electric Co Ltd | Drier |
| JP2010051561A (en) * | 2008-08-28 | 2010-03-11 | Sharp Corp | Drum washing machine |
| CN102080325A (en) * | 2011-01-16 | 2011-06-01 | 任文涛 | Single-drum front loading washing machine |
| CN103958764A (en) * | 2011-12-02 | 2014-07-30 | Bsh博世和西门子家用电器有限公司 | Household electrical appliance and loading door for such appliance |
| KR20130123544A (en) * | 2012-05-03 | 2013-11-13 | 동부대우전자 주식회사 | Door apparatus for drum washing machine |
| CN105874116A (en) * | 2013-11-18 | 2016-08-17 | Bsh家用电器有限公司 | Household appliance |
| WO2018141918A1 (en) * | 2017-02-03 | 2018-08-09 | Arcelik Anonim Sirketi | Washer-dryer utilizing the volume inside the door |
| CN107503090A (en) * | 2017-08-28 | 2017-12-22 | 无锡小天鹅股份有限公司 | Device for clothing processing |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111691116A (en) * | 2020-06-22 | 2020-09-22 | 海信（山东）冰箱有限公司 | Washing machine |
| CN111691116B (en) * | 2020-06-22 | 2022-09-16 | 海信冰箱有限公司 | Washing machine |
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| CN111074505B (en) | 2023-01-06 |
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Effective date of registration: 20221128 Address after: 266101 south side of Tuanjie road and west side of zonger Road, Huangdao District, Qingdao City, Shandong Province Applicant after: QINGDAO HAIER WASHING ELECTRIC APPLIANCES Co.,Ltd. Applicant after: Haier Zhijia Co.,Ltd. Address before: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Applicant before: QINGDAO HAIER DRUM WASHING MACHINE Co.,Ltd. |
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