CN102121338B - Door auxiliary absorbing mechanism and refrigerator - Google Patents
Door auxiliary absorbing mechanism and refrigerator Download PDFInfo
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- CN102121338B CN102121338B CN2011100206744A CN201110020674A CN102121338B CN 102121338 B CN102121338 B CN 102121338B CN 2011100206744 A CN2011100206744 A CN 2011100206744A CN 201110020674 A CN201110020674 A CN 201110020674A CN 102121338 B CN102121338 B CN 102121338B
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Abstract
The invention discloses a door auxiliary absorbing mechanism and a refrigerator. The mechanism comprises a door hinge, wherein the door hinge comprises a cantilever, a mounting part to be fixed on a refrigerator body, a pivot part for pivoting with a door body, and a rolling part arranged on the lower end face of the door body; the mounting part and the pivot part are arranged at two ends of the cantilever; an auxiliary absorbing rail which takes the pivot part as a rotating center and is matched with the rolling part is arranged on the upper end face of the cantilever; the cantilever comprises an inner side corresponding to the inside of the refrigerator body and an outer side corresponding to the outside of the refrigerator body; and the auxiliary absorbing rail comprises a minus grade section extending from the inner side to the outer side of the cantilever, and/or a minus grade section extending from an elevated position between the inner side and the outer side of the cantilever to the outside. The door auxiliary absorbing mechanism and the refrigerator can avoid damage caused by weakened elasticity or ageing of a material, so the reliability of the auxiliary absorbing mechanism is remarkably improved, and the service life is increased.
Description
Technical field
The present invention relates to field of household appliances, relate in particular to a kind of door auxiliary absorbing mechanism and a kind of refrigerator.
Background technology
At present, be rotationally connected between the Men Tiyu casing of all kinds of household electrical appliances such as refrigerator, mostly adopting door hinge, so that user flexibility ground switching door body.Door hinge generally includes installation portion, cantilever and pivot part forms, and installation portion is fixed on casing, and cantilever extends out from installation portion, pivot part be arranged on cantilever free end and with the pivot joint of door body.For fear of the user, do not apply enough motive forces and cause a body to close when the door close body, most of household electrical appliances also are provided with to help between the Men Tiyu door hinge inhales mechanism, and while by the motion of door hinge, making a body close to a certain degree, automatic absorbing is on casing.
A kind of helping inhaled rebound effect that mechanism utilizes spring and realized that helping of door body inhale motion, yet this mechanism also needs for fixing and maintain the matching component of spring steady operation, such as housing etc., cause helping inhale the mechanism structure complexity and cost higher.
Another kind of structure relatively simply helps suction mechanism mainly comprise the protuberance be arranged on a body end cap and be located at the elasticity clamp (pawl) on door hinge.In the process of door body near casing, protuberance also be take pivot part with the door body and is that axis of rotation rotates, and progressively near elasticity clamp (pawl), when the angle between the Men Tiyu casing was about 15 °～5 °, elastic deformation occurred and steps down in elasticity clamp (pawl) under the impetus of manpower; When the angle between the Men Tiyu casing was about 5 °, the elastic deformation amount of elasticity clamp (pawl) reached maximum critical value; When the door body further is about 5 °～0 ° while spending near casing and the angle between the two, protuberance moves to the open area of elasticity clamp (pawl) root, elasticity clamp (pawl) start resilience and protuberance are applied to reaction force, it is subject to towards making a concerted effort of casing and near casing, even now the external force that is applied on a body of people is cancelled, the door body also can be pressed close to casing automatically under the rebound effect of elasticity clamp (pawl) section, thereby realizes the purpose of automatic door-closing.Yet, this suction mechanism that helps mainly utilizes the elasticity of elasticity clamp (pawl) material self to realize resilience, elasticity clamp (pawl) generally adopt POM (acetal resin/polyoxymethylenes resin) material, its elasticity can increase and weaken gradually along with the number of times of closing the door, and repeated deformation can make material occur that fatigue crack is even aging, easy fracture damages, and therefore thisly helps that the life-span of inhaling mechanism is shorter and reliability is low.
Summary of the invention
The main technical problem to be solved in the present invention is that a kind of door auxiliary absorbing mechanism and a kind of refrigerator that improves reliability is provided.
For solving the problems of the technologies described above, the invention provides a kind of door auxiliary absorbing mechanism, comprise door hinge, described door hinge comprise cantilever, be used to be fixed on casing installation portion and for the pivot part with the pivot joint of door body, described installation portion and pivot part are arranged on respectively described cantilever two ends, also comprise and be arranged on a rolling member of body lower surface, the upper surface of described cantilever also arrange take described pivot part as center of rotation, with described rolling member, match help the suction track; Described cantilever comprises inboard and with the casing outside corresponding outside corresponding with box house, the described suction track that helps comprises the lower slope section extended laterally from described cantilever inboard, and/or comprises the lower slope section extended laterally from the place of raising between described cantilever inboard and the outside.
Further, described helping inhaled the upward slope section that track also comprises that extend at the described place of raising of side direction in described cantilever.
Preferably, the described upward slope section described place of raising of side direction in described cantilever of inhaling track that helps progressively narrows down.
In a kind of embodiment, help the suction track to be fixed on the upper surface of described cantilever, or directly be arranged with the upper surface at described cantilever.
Preferably, the described suction track that helps is also set up wearing layer for the surface of matching with described rolling member.
Preferably, described help the lower slope section of inhaling track the angular range of corresponding circular arc be 10 °～40 °.
In a kind of embodiment, described rolling member comprises the door hinge axle sleeve and for along described helping, inhaling the ball that track rolls, described door hinge axle sleeve is fixed on a body lower surface, one end and described pivot part pivot joint, the other end is provided with ball hole, and described ball is assemblied in ball hole and the below of bottom being exposed to described door hinge axle sleeve.
Preferably, door body lower surface also is provided with the ball nest, and described ball hole is the through hole that diameter is less than described ball diameter, and the episphere of described ball is embedded in described ball nest, and lower semisphere passes described ball hole.
The present invention has also protected a kind of refrigerator, comprises casing and door body, also comprises above-described door auxiliary absorbing mechanism.
Preferably, described Men Tiwei refrigerating-chamber door body.
The invention has the beneficial effects as follows: door auxiliary absorbing mechanism of the present invention and refrigerator are used and are arranged on helping on door hinge and inhale track and help the suction function in conjunction with what the Action of Gravity Field of door body itself had been realized a body, with the elastic reaction that utilizes material itself in prior art, realize that the door body helps the mode of suction to compare, the damage phenomenon that can avoid elastic properties of materials to weaken or aging etc. caused, therefore significantly improved and helped the reliability of inhaling mechanism low, increased application life.
In addition, after door auxiliary absorbing mechanism setting of the present invention helps and inhales track and rolling member, door body origin of force on door hinge in rotation process is dispersed in to pivot part and two positions of cantilever, effectively avoided pivot part independently to bear a body weight and rotating shaft kinetic energy and the problem that easily is damaged, therefore the supporting capacity of door hinge is stronger, stability is higher, can further meet consumers' demand.
The accompanying drawing explanation
Fig. 1 is the left view of the refrigerator of an embodiment of the present invention;
Fig. 2 is the enlarged diagram of A position in Fig. 1;
Fig. 3 is the sectional view of B-B direction in Fig. 2;
Fig. 4 is the door body decomposing schematic representation at refrigerator the first visual angle of an embodiment of the present invention;
Fig. 5 is the enlarged diagram of C position in Fig. 4;
Fig. 6 is the door body decomposing schematic representation at refrigerator the second visual angle of an embodiment of the present invention;
Fig. 7 is the enlarged diagram of D position in Fig. 6;
Fig. 8 is that helping of an embodiment of the present invention inhaled the guide rail schematic diagram;
Fig. 9 is the door body decomposing schematic representation at the third visual angle of refrigerator of an embodiment of the present invention;
Figure 10 is the enlarged diagram of E position in Fig. 9.
The specific embodiment
Below by the specific embodiment, by reference to the accompanying drawings the present invention is described in further detail.
Please refer to Fig. 1 to Fig. 4, the door auxiliary absorbing mechanism of present embodiment is used in refrigerator, this refrigerator comprises casing 8 and door body, for the refrigerator that a door body is only arranged, door auxiliary absorbing mechanism can be directly arranged in a body below, for the refrigerator with refrigerating-chamber door body 6 and refrigerating chamber door body 7 shown in Figure 1, can set Men Tiwei refrigerating-chamber door body 6, be that door auxiliary absorbing mechanism can be located at refrigerating-chamber door body 6 belows, refrigerating chamber door body 7 tops, certainly according to specific needs, also can set Men Tiwei refrigerating chamber door body 7.
The door auxiliary absorbing mechanism of present embodiment comprises door hinge and rolling member 5, and wherein, door hinge comprises installation portion 1, cantilever 2 and pivot part 3.Installation portion 1 is fixed on casing 8, and example as shown in Figure 9 and Figure 10, can utilize screw that installation portion 1 is spirally connected and is fixed on casing 8, makes the installed surface 11 of installation portion 1 be close to the one side that casing 8 is corresponding with the door body; Pivot part 3 comprises pivot 31, can embed pivot hole on a body or axle sleeve and with the pivot joint of door body, make whole Men Tike around pivot 31, rotate and realize the flexible folding of door body under manpower drives; Cantilever 2 extends out from installation portion 1, makes installation portion 1 and pivot part 3 be separately positioned on cantilever 2 two ends.Rolling member 5 is arranged on a body lower surface, can comprise that roller, deflector roll, ball 52 etc. can be along the parts of planned orbit rolling, and for refrigerating-chamber door body 6, its bottom has bottom end cover 61, and a door body lower surface is the soffit of bottom end cover 61.
The door auxiliary absorbing mechanism of present embodiment is used and is arranged on helping on door hinge and inhales track and help the suction function in conjunction with what the Action of Gravity Field of door body itself had been realized a body, with the elastic reaction that utilizes material itself in prior art, realize that the door body helps the mode of suction to compare, the damage phenomenon that can avoid elastic properties of materials to weaken or aging etc. caused, therefore significantly improved and helped the reliability of inhaling mechanism low, increased application life.
In addition, at present for connecting the door hinge of refrigerator door, installation portion 1 is installed on three beams of upper, middle and lower of refrigerator usually, wherein central sill is being born the weight of refrigerating-chamber door body and the functions of pivoting of refrigerating door, the bottom end cover 61 of refrigerating-chamber door body is provided with axis hole and axle sleeve, can match with pivot part 3 and bear pivotable and the support function of a body, four degree of freedom all around of the pivot part 3 that this structure makes door hinge on will retraining a body horizontal plane, also to carry the deadweight of refrigerating-chamber door body, therefore easily damage.Particularly, the almost total weight of refrigerator cold-storage door body 6 all is pressed against pivot part 3, moment to pivot part 3 carryings is analyzed, when Men Chong is about 5～10kg, cantilever 2 is about while being 30～50mm, the static kinetic moment of pivot part 3 reaches 1.5～5NM, in view of its mounting seat narrower, resistance arm from screw to the installation portion edge generally only has 5mm, therefore the corresponding static pulling force acted on central sill is amplified to 300～1000N, in the drop test environment, if pivot part 3 bears the external force that crash acceleration is 10G, corresponding dynamic transient active force peak value can reach 3000～10000N, may cause door hinge brittle failure or crooked, then cause serious quality problems.And after the door auxiliary absorbing mechanism setting of present embodiment helps and inhale track 4 and rolling member 5, door body origin of force on door hinge in rotation process is dispersed in to pivot part 3 and 2 two positions of cantilever, effectively avoided pivot part 3 independently to bear a body weight and rotating shaft kinetic energy and the problem that easily is damaged, therefore the supporting capacity of door hinge is stronger, stability is higher, can further meet consumers' demand.
Owing between Men Tiyu casing 8, may having certain position deviation in assembling and use procedure, for rolling member 5 is matched with helping suction track 4 smoothly, present embodiment helps suction track 4 also to comprise from the interior side direction of cantilever 2 and raises the upward slope sections 42 that extend at place 43, when the door body closes to certain angle, ball 52 at first from the bottom of the section 42 of going up a slope or middle part enter help inhale track 4 and under the manpower effect by lifting step by step until raise place 43, then ball 52 can automatically move downward and realize that a door body helps suction along lower slope section 41.This structure can adapt between Men Tiyu casing 8 rigging error at vertical direction, being convenient to ball 52 or roller enters smoothly to help and inhales track 4, simultaneously, in order to adapt between Men Tiyu casing 8 rigging error in the horizontal direction, also can arrange and help the upward slope section 42 of inhaling track 4 progressively to narrow down from the interior side direction of cantilever 2 place of raising 43, further be convenient to ball 52 and enter and help suction guide rail 4.
Help position, arc length, the gradient of inhaling track 4 and lower slope section 41 all can arrange according to specific needs, for example be positioned at and help the place of raising 43 of inhaling track 4 middle parts to exceed 0.1～2mm than the least significant end that helps suction track 4 to be positioned at cantilever 2 outsides, namely the door body is in closing process, at first after the section 42 rising certain altitudes that go up a slope, then can realize closing the door along the lower slope section 41 0.1～2mm that descend.Help the angular range of the upward slope section 42 corresponding circular arcs of inhaling track 4 for can be 3 °～10 °, the angular range of lower slope section 41 corresponding circular arcs can be 10 °～40 ° and makes to help and inhale mechanism and have the larger suction angle that helps, for example the angular range when the section 41 corresponding circular arcs that go up a slope is 5 °, when the angular range of lower slope section 41 corresponding circular arcs is 30 °, in door body closing process to and casing 8 between while forming 35 ° of left and right angles, ball 52 enters to help by upper domatic 42 inhales track 4, along with helping the rising Men Tixian rising 0.1～2mm that inhales track 4 to arrive, raise place 43, then a door body close to and casing 8 between while forming 30 ° of left and right angles, ball moves downward until whole door body is pressed close to casing 8 automatically along Caused by Sloping Surfaces 41, make to help inhale angle increase to 30 ° even larger.Further, it is outside and easily damage or affect attractive in appearancely that the least significant end of inhaling track 4 for fear of helping of the outside that is positioned at cantilever 2 is exposed casing, and the outside of cantilever 2 also can arrange to seal and help the boss of inhaling track 4 least significant ends.
The upper surface that track 4 can be fixed on cantilever 2 is inhaled in helping of present embodiment, for example adopts the panel beating material, or help inhale track 4 can be one-body molded with cantilever 2, namely directly be arranged with the upper surface at cantilever 2.In order to helping, to inhale track 4 and rolling member is effectively protected; avoid material damage; also can for the surface of matching with rolling member 5, set up wearing layer helping to inhale on track 4; this wearing layer can adopt the materials such as POM, for example can be fixed on by the mode of bonding, snapping or riveted joint and help the upper surface of inhaling track 4.
As shown in Fig. 4 to 5 in a kind of embodiment, rolling member 5 comprises door hinge axle sleeve 51 and ball 52, door hinge axle sleeve 51 is fixed by screws in a body lower surface, the one end is provided with sleeve, thereby this jacket casing is in pivot 31 and pivot part 3 pivot joints, whole rolling member 5 can be rotated around pivot 31 with the door body, the other end of door hinge axle sleeve 51 is provided with ball hole 511, ball 52 is assemblied in ball hole 511 and the below of bottom being exposed to door hinge axle sleeve 51, and ball 52 bottoms can contact and inhale guide rail 4 rollings along helping with helping suction guide rail 4.The assembling mode of ball 52 has multiple, for example the episphere of ball 52 can be embedded in to rolling member 5 inside makes it be difficult for dropping out, another kind of assembling mode is arranged on ball 52 between a body lower surface and door hinge axle sleeve 51, namely door body lower surface also is provided with the ball nest 612 that makes progress recessed, shape and size are complementary with ball 52, ball hole 511 is less than the through hole of ball 52 diameters for diameter, and in door hinge axle sleeve 51, the thickness at position, through hole place is less than the radius of ball 52, the episphere of ball 52 is embedded in ball nest 612, the below that lower semisphere passes ball hole 511 and bottom exposed to door hinge axle sleeve 51.This mounting means is embedded in ball 52 in the ball nest of a body lower surface 612, and ball 52 is difficult for dropping out and rolls smooth and easy.
Consider ball 52 and help to inhale and between guide rail 4, may have frictional resistance and affect the use feel, can will help the arc radius of inhaling guide rail 4 to be located in 50mm, and the user opens the door with force range gate hinge about 500mm, so ball 52 is discovered by the people hardly with helping frictional force slight between suction guide rail 4.Certainly, ball 52 and door hinge axle sleeve 51 and the door place, gap between the body lower surface also can fill a small amount of vaseline or butter and is lubricated.
Door auxiliary absorbing mechanism of the present invention can be widely used in the multiple household electrical appliances such as refrigerator, micro-wave oven, baking box, also can be used for the multiple apparatus with the door body such as all kinds of furniture, office appliance, electric equipment and communal facility, easy to use, good stability, long service life.
Above content is in conjunction with concrete embodiment further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For the general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (10)
1. door auxiliary absorbing mechanism, comprise door hinge, described door hinge comprise cantilever (2), be used to be fixed on casing (8) installation portion (1) and for the pivot part with the pivot joint of door body (3), described installation portion (1) and pivot part (3) are separately positioned on described cantilever (2) two ends, it is characterized in that, also comprise and be arranged on a rolling member of body lower surface (5), the upper surface of described cantilever (2) also arranges take described pivot part (3) and inhales track (4) as center of rotation, helping of matching with described rolling member (5); Described cantilever (2) comprises inboard and with casing (8) the outside corresponding outside inner corresponding with casing (8), described helping inhaled track (4) and comprised that one is progressively tilted to descend in the horizontal direction, from the inboard lower slope section (41) extended laterally of described cantilever (2), and/or comprise from being positioned at the lower slope section (41) that raising between described cantilever (2) inboard and the outside extended at place (43) laterally; The door body is while closing, and after rolling member (5) enters and helps the lower slope section (41) of inhaling track (4), drives the door body and automatically along lower slope section (41), moves downward least significant end to lower slope section (41) until fit with casing (8).
2. door auxiliary absorbing mechanism as claimed in claim 1, is characterized in that, the described suction track (4) that helps also comprises the described upward slope section (42) of raising place (43) extension of side direction in described cantilever (2).
3. door auxiliary absorbing mechanism as claimed in claim 2, is characterized in that, described upward slope section (42) the described place of raising of side direction (43) in described cantilever (2) of inhaling track (4) that helps progressively narrows down.
4. door auxiliary absorbing mechanism as claimed in claim 1, is characterized in that, the described suction track (4) that helps is fixed on the upper surface of described cantilever (2), or directly is arranged with the upper surface in described cantilever (2).
5. door auxiliary absorbing mechanism as claimed in claim 4, is characterized in that, the described suction track (4) that helps is also set up wearing layer for the surface of matching with described rolling member (5).
6. door auxiliary absorbing mechanism as described as any one in claim 1 to 5, is characterized in that, described help the lower slope section (41) of inhaling track (4) the angular range of corresponding circular arc be 10 °～40 °.
7. door auxiliary absorbing mechanism as described as any one in claim 1 to 5, it is characterized in that, described rolling member (5) comprises hinge shaft sleeve (51) and for along described helping, inhaling the ball (52) that track (4) rolls, described hinge shaft sleeve (51) is fixed on a body lower surface, one end and described pivot part (3) pivot joint, the other end is provided with ball hole (511), and described ball (52) is assemblied in described ball hole (511) and bottom is exposed to the below of described hinge shaft sleeve (51).
8. door auxiliary absorbing mechanism as claimed in claim 7, it is characterized in that, door body lower surface also is provided with ball nest (612), the through hole of described ball hole (511) described ball (52) diameter for diameter is less than, the episphere of described ball (52) is embedded in described ball nest (612), and lower semisphere passes described ball hole (511).
9. a refrigerator, comprise casing (8) and door body, it is characterized in that, also comprises the described door auxiliary absorbing mechanism of any one in claim 1 to 8.
10. refrigerator as claimed in claim 9, is characterized in that, described Men Tiwei refrigerating-chamber door body (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100206744A CN102121338B (en) | 2011-01-18 | 2011-01-18 | Door auxiliary absorbing mechanism and refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100206744A CN102121338B (en) | 2011-01-18 | 2011-01-18 | Door auxiliary absorbing mechanism and refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102121338A CN102121338A (en) | 2011-07-13 |
| CN102121338B true CN102121338B (en) | 2013-11-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100206744A Active CN102121338B (en) | 2011-01-18 | 2011-01-18 | Door auxiliary absorbing mechanism and refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102121338B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102445043B (en) * | 2011-09-06 | 2013-11-06 | 合肥美的电冰箱有限公司 | Refrigerator |
| CN103047808B (en) * | 2012-12-30 | 2016-01-13 | 合肥华凌股份有限公司 | Refrigerator |
| CN107504751B (en) * | 2017-09-26 | 2020-02-28 | 海信容声(广东)冰箱有限公司 | Refrigerator door body suction assisting structure and refrigerator |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB135375A (en) * | ||||
| DE2217932A1 (en) * | 1971-08-18 | 1973-03-01 | Kason Hardware Corp | FITTING |
| US4292764A (en) * | 1977-04-18 | 1981-10-06 | Kochis August J | Multi-panel closures |
| CN1488028A (en) * | 2001-01-19 | 2004-04-07 | Bsh | Door bearing and method for mounting a door |
| CN201367793Y (en) * | 2008-11-14 | 2009-12-23 | 王健 | Gravity homing ball hinge |
| CN201420457Y (en) * | 2009-04-21 | 2010-03-10 | 合肥美菱股份有限公司 | Circlip self-locking limiting device of refrigerator door and refrigerator |
-
2011
- 2011-01-18 CN CN2011100206744A patent/CN102121338B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB135375A (en) * | ||||
| DE2217932A1 (en) * | 1971-08-18 | 1973-03-01 | Kason Hardware Corp | FITTING |
| US4292764A (en) * | 1977-04-18 | 1981-10-06 | Kochis August J | Multi-panel closures |
| CN1488028A (en) * | 2001-01-19 | 2004-04-07 | Bsh | Door bearing and method for mounting a door |
| CN201367793Y (en) * | 2008-11-14 | 2009-12-23 | 王健 | Gravity homing ball hinge |
| CN201420457Y (en) * | 2009-04-21 | 2010-03-10 | 合肥美菱股份有限公司 | Circlip self-locking limiting device of refrigerator door and refrigerator |
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| Publication number | Publication date |
|---|---|
| CN102121338A (en) | 2011-07-13 |
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| C53 | Correction of patent for invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 230000 Hefei Changjiang Road, Anhui, No. 669 Applicant after: Hefei Midea Refrigerator Co., Ltd. Applicant after: Hefei Hualing Co., Ltd. Address before: 230000 Hefei Changjiang Road, Anhui, No. 669 Applicant before: Hefei Media Rongshida Refrigerator Co., Ltd. Applicant before: Hefei Hualing Co., Ltd. |
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Free format text: CORRECT: APPLICANT; FROM: HEFEI MEDIA RONGSHIDA REFRIGERATOR CO., LTD. TO: HEFEI MIDEA REFRIGERATORCO., LTD. |
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