CN111321965A - Door leaf hinge opened at large angle - Google Patents
Door leaf hinge opened at large angle Download PDFInfo
- Publication number
- CN111321965A CN111321965A CN201911228275.XA CN201911228275A CN111321965A CN 111321965 A CN111321965 A CN 111321965A CN 201911228275 A CN201911228275 A CN 201911228275A CN 111321965 A CN111321965 A CN 111321965A
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- CN
- China
- Prior art keywords
- door leaf
- connecting sheet
- door frame
- piece
- connecting piece
- Prior art date
- 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.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D7/00—Hinges or pivots of special construction
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D11/00—Additional features or accessories of hinges
- E05D11/06—Devices for limiting the opening movement of hinges
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D5/00—Construction of single parts, e.g. the parts for attachment
- E05D5/02—Parts for attachment, e.g. flaps
- E05D5/06—Bent flaps
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D7/00—Hinges or pivots of special construction
- E05D7/04—Hinges adjustable relative to the wing or the frame
- E05D7/0415—Hinges adjustable relative to the wing or the frame with adjusting drive means
- E05D7/0423—Screw-and-nut mechanisms
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Hinges (AREA)
Abstract
The invention discloses a large-angle opening door leaf hinge which comprises a middle connecting sheet, a door leaf connecting sheet and a door frame connecting sheet, wherein the door frame connecting sheet comprises an upper door frame connecting sheet and a lower door frame connecting sheet, the door leaf connecting sheet comprises an upper door leaf connecting sheet and a lower door leaf connecting sheet, the upper door leaf connecting sheet and the lower door leaf connecting sheet are symmetrically distributed at the upper end and the lower end of the middle connecting sheet, the upper door leaf connecting sheet and the lower door leaf connecting sheet are connected with a groove at the side part of the middle connecting sheet through bulges, a door frame seat is further connected on the door frame connecting sheet through a door frame shaft, a door leaf adjusting seat is connected on the door leaf connecting sheet through a door leaf shaft, and the door leaf. The invention can realize large-angle opening, has large bearing capacity, and adopts a symmetrical connection mode among the opened connecting sheets, so that the transmission is stable during opening, and the invention can realize three-dimensional adjustability.
Description
Technical Field
The invention relates to a door hinge, in particular to a door leaf hinge capable of being opened at a large angle.
Background
At present, the burglary-resisting door, prevent fire door, the blind hinge that uses on the steel door, its door leaf opening angle generally varies between 90 to 110 degrees, because the burglary-resisting door, prevent fire door, the steel door is generally installed at the outer wall face and outwards opens, when the turned angle of blind hinge is greater than more than 150 degrees, the door leaf just can press close to the wall and be fixed by the door-inhale, when the turned angle of blind hinge is less than more than 150 degrees, the wall can't be pressed close to after the door leaf is opened and can't be fixed, and lead to the door leaf to block passageway or corridor, bring a great deal of inconvenience for user's life and work. Patent No. 201520402410.9 discloses a 180 ° openable built-in hinge, which achieves 180 ° opening by providing a plurality of curved connecting pieces, each of which is disposed above and below the other, and the upper connecting piece can move along the arc of the connecting piece on the lower connecting piece, but the technical solution of the patent has several disadvantages: 1. because the connecting sheets of each layer are connected through the single-layer bulges and the single-layer grooves, the connection is unstable and not firm, the fiber door leaf can sink when the door leaf is opened, and the use effect is poor; 2. the hinge is not convenient to adjust in actual use, so that the difficulty is high when the door leaf is installed.
Disclosure of Invention
The present invention is directed to overcome the above problems and to provide a large-angle opening door hinge.
In order to achieve the purpose, the method adopted by the invention is as follows: a door leaf hinge opened in a large angle comprises an intermediate connecting sheet, a door leaf connecting sheet and a door frame connecting sheet, wherein the intermediate connecting sheet is of an arc structure, the door frame connecting sheet is also of an arc mechanism and is connected with the intermediate connecting sheet and can move on the intermediate connecting sheet along an arc of the intermediate connecting sheet, the door frame connecting sheet comprises an upper door frame connecting sheet and a lower door frame connecting sheet, the upper door frame connecting sheet and the lower door frame connecting sheet are symmetrically distributed at the upper end and the lower end of the intermediate connecting sheet, the upper door frame connecting sheet and the lower door frame connecting sheet are connected with a groove at the side part of the intermediate connecting sheet through protrusions, and a limiting mechanism for preventing the upper door frame connecting sheet and the lower door frame connecting sheet from being separated from the intermediate connecting sheet is further arranged between the upper door frame connecting; the door leaf connecting sheet is also an arc-shaped mechanism, is connected with the middle connecting sheet and can move on the middle connecting sheet along the arc line of the middle connecting sheet, the door leaf connecting sheet comprises an upper door leaf connecting sheet and a lower door leaf connecting sheet, the upper door leaf connecting sheet and the lower door leaf connecting sheet are symmetrically distributed at the upper end and the lower end of the middle connecting sheet, the upper door leaf connecting sheet and the lower door leaf connecting sheet are connected with a groove at the side part of the middle connecting sheet through bulges, and a limiting mechanism for preventing the upper door leaf connecting sheet and the lower door leaf connecting sheet from being separated from the middle connecting sheet is also arranged between the upper door leaf connecting sheet and the middle connecting sheet; the door frame connecting piece is further connected with a door frame seat through a door frame shaft, the door leaf connecting piece is further connected with a door leaf adjusting seat through a door leaf shaft, and the door leaf adjusting seat is further connected with a door leaf mounting seat through an adjusting bolt.
As an improvement of the invention, the upper door leaf connecting piece comprises a first upper door leaf connecting piece and a second upper door leaf connecting piece; the lower door leaf connecting sheet comprises a first lower door leaf connecting sheet and a second lower door leaf connecting sheet, wherein a second upper door leaf connecting sheet and a second lower door leaf connecting sheet are connected with the middle connecting sheet and can move on the middle connecting sheet along the arc of the middle connecting sheet; the first upper door leaf connecting piece and the first lower door leaf are connected with the second upper door leaf connecting piece and the second lower door leaf respectively and can move along an arc line connected with the second upper door leaf connecting piece and the second lower door leaf.
As an improvement of the invention, arc-shaped grooves are arranged on the upper end surface and the lower end surface of the middle connecting sheet, positioning pins are arranged on the upper door frame connecting sheet and the lower door frame connecting sheet, and the upper door frame connecting sheet and the lower door frame connecting sheet are limited by the positioning pins and the two ends of the arc-shaped grooves.
As an improvement of the invention, the second upper door leaf connecting sheet and the second lower connecting sheet are provided with positioning pins, and the positioning pins and two ends of the arc-shaped groove are used for limiting, so that the limiting of the second upper door leaf connecting sheet, the second lower connecting sheet and the middle connecting sheet is realized.
As an improvement of the invention, arc-shaped grooves are respectively arranged on the upper end surface of the second upper door leaf connecting sheet and the lower end surface of the second lower connecting sheet, positioning pins are respectively arranged on the first upper door leaf connecting sheet and the first lower door leaf connecting sheet, and the first upper door leaf connecting sheet and the second upper door leaf connecting sheet and the first lower connecting sheet and the second lower connecting sheet are limited by the positioning pins and the two ends of the arc-shaped grooves.
As an improvement of the present invention, the door leaf shaft passes through the first upper door leaf connecting sheet and the first lower door leaf connecting sheet to be connected with the door leaf adjusting seat.
As an improvement of the invention, the door frame shaft passes through the upper door frame connecting sheet and the lower door frame connecting sheet to be connected with the door frame base.
As an improvement of the present invention, the door leaf mounting seat is connected with the door leaf through a screw, an adjusting bolt mounting hole is arranged in the door leaf mounting seat, the head of the adjusting bolt is arranged in the mounting hole, the door leaf mounting seat is further provided with a baffle, the baffle is provided with an opening, the diameter of the opening is smaller than that of the adjusting bolt head, and the baffle blocks the adjusting bolt in the mounting hole.
As an improvement of the invention, a bearing is arranged between the upper door frame connecting sheet and the middle connecting sheet.
As an improvement of the invention, bearings are arranged between the first upper door leaf connecting sheet and the second upper door leaf connecting sheet and between the second upper door leaf connecting sheet and the middle connecting sheet.
As an improvement of the invention, the door frame seat is also provided with a door frame adjusting screw, the door frame adjusting screw is contacted with the door frame shaft, and the height of the door frame shaft in the door frame seat can be adjusted by adjusting the door frame adjusting screw.
Has the advantages that:
the door leaf hinge capable of being opened at a large angle provided by the invention can be opened at a large angle, has large bearing capacity, is stable in transmission during opening by adopting a symmetrical connection mode between the opened connecting sheets, is smoother in opening by arranging the bearing between the connecting sheets, and can limit the opening angle through the positioning pin so as to prevent the door leaf from derailing during opening; the door frame adjusting screw is arranged on the door frame seat, so that the height between the door leaf and the door frame can be adjusted, the front and back positions of the door leaf and the door frame can be adjusted by arranging the door leaf adjusting seat, the door leaf and the door frame are convenient and easy to operate during adjustment, and the speed and the precision of door leaf installation can be improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of another embodiment of the present invention;
FIG. 3 is an enlarged view of portion A-A of FIG. 1 in accordance with the present invention;
FIG. 4 is a schematic structural view of embodiment 1 of the present invention in a fully opened state;
FIG. 5 is a schematic structural view of example 2 of the present invention;
fig. 6 is a schematic structural view of embodiment 2 of the present invention when fully opened.
Detailed Description
The present invention will be further illustrated with reference to the accompanying drawings and specific examples, which are carried out on the premise of the technical solution of the present invention, and it should be understood that these examples are only for illustrating the present invention and are not intended to limit the scope of the present invention.
Example 1:
the door leaf hinge opened at a large angle as shown in fig. 1 to 4 comprises an intermediate connecting sheet 9, a door leaf connecting sheet and a door frame connecting sheet, wherein the intermediate connecting sheet is of an arc-shaped structure, and the door frame connecting sheet is also of an arc-shaped mechanism, is connected with the intermediate connecting sheet 9 and can move on the intermediate connecting sheet 9 along an arc of the intermediate connecting sheet 9.
The door frame connecting piece include upper door frame connecting piece 10 and lower door frame connecting piece 14, upper door frame connecting piece 10 and lower door frame connecting piece 14 upper and lower both ends at middle connecting piece 9 are distributed symmetrically, upper door frame connecting piece 10 and lower door frame connecting piece 14 pass through the protruding groove connection with the lateral part of middle connecting piece 9, still be provided with the stop gear who prevents upper door frame connecting piece 10 and lower door frame connecting piece 14 and middle connecting piece 9 and break away from between upper door frame connecting piece 10 and lower door frame connecting piece 14 and middle connecting piece 9. In the embodiment, the following structures are adopted here to realize the limit of the upper door frame connecting piece 10 and the lower door frame connecting piece 14 and the middle connecting piece 9: arc-shaped grooves 18 are formed in the upper end face and the lower end face of the middle connecting sheet 9, positioning pins 8 are arranged on the upper door frame connecting sheet 10 and the lower door frame connecting sheet 14, and limiting is performed through the positioning pins 8 and the two ends of the arc-shaped grooves 18.
The door leaf connecting piece is also an arc-shaped mechanism and is connected with the middle connecting piece 9, the middle connecting piece 9 can move along the arc line of the middle connecting piece 9, the door leaf connecting piece comprises an upper door leaf connecting piece and a lower door leaf connecting piece, the upper door leaf connecting piece and the lower door leaf connecting piece are symmetrically distributed at the upper end and the lower end of the middle connecting piece 9, and the upper door leaf connecting piece and the lower door leaf connecting piece are connected with the groove at the side part of the middle connecting piece 9 through protrusions.
The upper door leaf connecting piece comprises a first upper door leaf connecting piece 1 and a second upper door leaf connecting piece 2; the lower door leaf connecting sheet comprises a first lower door leaf connecting sheet 4 and a second lower door leaf connecting sheet 7, wherein the second upper door leaf connecting sheet 2 and the second lower door leaf connecting sheet 7 are connected with the middle connecting sheet 9 and can move on the middle connecting sheet 9 along the arc of the middle connecting sheet 9; the first upper door leaf connecting piece 2 and the first lower door leaf connecting piece 4 are respectively connected with the second upper door leaf connecting piece 2 and the second lower door leaf connecting piece 7 and can move along an arc line of the second upper door leaf connecting piece 2 and the second lower door leaf connecting piece 7.
Still be provided with the stop gear who prevents to go up door leaf connection piece and lower door leaf connection piece and intermediate junction piece 9 and break away from between last door leaf connection piece and lower door leaf connection piece and intermediate junction piece 9, in this embodiment, its concrete structure is as follows: the second upper door leaf connecting sheet 2 and the second lower connecting sheet 7 are provided with positioning pins 8, and the positioning pins 8 and two ends of the arc-shaped groove 18 are used for limiting, so that the limiting of the second upper door leaf connecting sheet 2, the second lower connecting sheet 7 and the middle connecting sheet 9 is realized; the upper end face of the second upper door leaf connecting piece 2 and the lower end face of the second lower connecting piece 7 are both provided with arc-shaped grooves, the first upper door leaf connecting piece 1 and the first lower door leaf connecting piece 4 are both provided with positioning pins 8, the limiting of the first upper door leaf connecting piece 1 and the second upper door leaf connecting piece 2 and the limiting of the first lower connecting piece 4 and the second lower connecting piece 7 are realized by limiting the positioning pins 8 and the two ends of the arc-shaped grooves.
In order to ensure that the connecting pieces slide smoothly and stably when the door leaf is opened, plane bearings are arranged between the first upper door leaf connecting piece 1 and the second upper door leaf connecting piece 2 and between the second upper door leaf connecting piece 2 and the middle connecting piece 9.
The door frame connecting piece is further connected with a door frame seat 13 through a door frame shaft, the door leaf connecting piece is further connected with a door leaf adjusting seat 5 through a door leaf shaft, and the door leaf adjusting seat 5 is further connected with a door leaf mounting seat 6 through an adjusting bolt 17.
The door leaf shaft penetrates through the first upper door leaf connecting sheet 1 and the first lower door leaf connecting sheet 4 to be connected with the door leaf adjusting seat 5. The door frame shaft passes through the upper door frame connecting piece 10 and the lower door frame connecting piece 14 to be connected with the door frame base 13.
The door leaf mounting seat 6 is connected with a door leaf through a screw, an adjusting bolt 17 mounting hole is formed in the door leaf mounting seat 6, the head of the adjusting bolt 17 is arranged in the mounting hole 20, a blocking piece 15 is further arranged on the door leaf mounting seat 6, an opening 19 is formed in the blocking piece 15, the diameter of the opening 19 is smaller than that of the head of the adjusting bolt 17, and the blocking piece 15 blocks the adjusting bolt 17 in the mounting hole 20.
The door frame base 13 is further provided with a door frame adjusting screw 12, the door frame adjusting screw 12 is in contact with the door frame shaft, and the height of the door frame shaft in the door frame base 13 can be adjusted by adjusting the door frame adjusting screw 12.
As shown in fig. 4, when the door hinge of the present embodiment is fully opened, the maximum opening angle is 130 °.
Example 2:
as shown in fig. 5 and 6, this embodiment is the same as the rest of embodiment 1, except that the upper door leaf connecting piece only comprises a first upper door leaf connecting piece 1 and a first lower door leaf connecting piece 4, wherein the first upper door leaf connecting piece 1 and the first lower door leaf connecting piece 4 are connected with the middle connecting piece 9 and can move on the middle connecting piece 9 along the arc of the middle connecting piece 9. When the door hinge of the present embodiment is fully opened, the maximum opening angle is 90 °.
The door leaf hinge capable of being opened at a large angle provided by the invention can be opened at a large angle, has large bearing capacity, is stable in transmission during opening by adopting a symmetrical connection mode between the opened connecting sheets, is smoother in opening by arranging the bearing between the connecting sheets, and can limit the opening angle through the positioning pin so as to prevent the door leaf from derailing during opening; the door frame adjusting screw is arranged on the door frame seat, so that the height between the door leaf and the door frame can be adjusted, the front and back positions of the door leaf and the door frame can be adjusted by arranging the door leaf adjusting seat, the door leaf and the door frame are convenient and easy to operate during adjustment, and the speed and the precision of door leaf installation can be improved.
The technical means disclosed in the invention scheme are not limited to the technical means disclosed in the above embodiments, but also include the technical scheme formed by any combination of the above technical features. It should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and such improvements and modifications are also considered to be within the scope of the present invention.
Claims (10)
1. The utility model provides a door leaf hinge that wide-angle was opened which characterized in that: comprises a middle connecting sheet (9), a door leaf connecting sheet and a door frame connecting sheet, wherein the middle connecting sheet is of an arc structure, the door frame connecting sheet is also of an arc mechanism, is connected with the middle connecting sheet (9) and can move on the middle connecting sheet (9) along the arc of the middle connecting sheet (9), the doorframe connecting sheet comprises an upper doorframe connecting sheet (10) and a lower doorframe connecting sheet (14), the upper door frame connecting sheet (10) and the lower door frame connecting sheet (14) are symmetrically distributed at the upper end and the lower end of the middle connecting sheet (9), the upper door frame connecting sheet (10) and the lower door frame connecting sheet (14) are connected with the groove at the side part of the middle connecting sheet (9) through a bulge, a limiting mechanism for preventing the upper door frame connecting sheet (10) and the lower door frame connecting sheet (14) from being separated from the middle connecting sheet (9) is also arranged between the upper door frame connecting sheet (10) and the lower door frame connecting sheet (14) and the middle connecting sheet (9); the door leaf connecting sheet is also an arc-shaped mechanism and is connected with the middle connecting sheet (9) and can move on the middle connecting sheet (9) along the arc line of the middle connecting sheet (9), the door leaf connecting sheet comprises an upper door leaf connecting sheet and a lower door leaf connecting sheet, the upper door leaf connecting sheet and the lower door leaf connecting sheet are symmetrically distributed at the upper end and the lower end of the middle connecting sheet (9), the upper door leaf connecting sheet and the lower door leaf connecting sheet are connected with a groove at the side part of the middle connecting sheet (9) through bulges, and a limiting mechanism for preventing the upper door leaf connecting sheet and the lower door leaf connecting sheet from being separated from the middle connecting sheet (9) is arranged between the upper door leaf connecting sheet and the middle connecting sheet (9); the door frame connecting piece on still be connected with door frame seat (13) through the door frame axle, the door leaf connecting piece on still be connected with door leaf through the door leaf axle and adjust seat (5), door leaf adjust seat (5) still be connected with door leaf mount pad (6) through adjusting bolt (17).
2. A large angle opening door leaf hinge according to claim 1, characterized in that: the upper door leaf connecting piece comprises a first upper door leaf connecting piece (1) and a second upper door leaf connecting piece (2); the lower door leaf connecting piece comprises a first lower door leaf connecting piece (4) and a second lower door leaf connecting piece (7), wherein the second upper door leaf connecting piece (2) and the second lower door leaf connecting piece (7) are connected with the middle connecting piece (9) and can move on the middle connecting piece (9) along the arc of the middle connecting piece (9); the first upper door leaf connecting piece (2) and the first lower door leaf connecting piece (4) are respectively connected with the second upper door leaf connecting piece (2) and the second lower door leaf connecting piece (7) and can move along an arc line of the second upper door leaf connecting piece (2) and the second lower door leaf connecting piece (7).
3. A large angle opening door leaf hinge according to claim 2, characterized in that: arc-shaped grooves (18) are formed in the upper end face and the lower end face of the middle connecting sheet (9), positioning pins (8) are arranged on the upper door frame connecting sheet (10) and the lower door frame connecting sheet (14), and the two ends of the arc-shaped grooves (18) are limited through the positioning pins (8); and the second upper door leaf connecting piece (2) and the second lower connecting piece (7) are provided with positioning pins (8), and the positioning pins (8) are limited with the two ends of the arc-shaped groove (18), so that the limitation of the second upper door leaf connecting piece (2), the second lower connecting piece (7) and the middle connecting piece (9) is realized.
4. A large angle opening door leaf hinge according to claim 4, characterized in that: the upper end face of second upper door leaf connection piece (2), the lower end face of second lower connection piece (7) on all be provided with the arc wall, all be provided with locating pin (8) on first upper door leaf connection piece (1) and first door leaf are connected (4), carry on spacingly through locating pin (8) and arc wall both ends, realize the spacing of first upper door leaf connection piece (1) and second upper door leaf connection piece (2), first lower connection piece (4) and second lower connection piece (7).
5. A large angle opening door leaf hinge according to claim 5, characterized in that: the door leaf shaft penetrates through the first upper door leaf connecting sheet (1) and the first lower door leaf connecting sheet (4) to be connected with the door leaf adjusting seat (5).
6. A large angle opening door leaf hinge according to claim 1, characterized in that: the door frame shaft penetrates through the upper door frame connecting piece (10) and the lower door frame connecting piece (14) to be connected with the door frame seat (13).
7. A large angle opening door leaf hinge according to claim 1, characterized in that: the door leaf mounting seat (6) is connected with a door leaf through a screw, an adjusting bolt (17) mounting hole is formed in the door leaf mounting seat (6), the head of the adjusting bolt (17) is arranged in the mounting hole (20), a blocking piece (15) is further arranged on the door leaf mounting seat (6), an opening (19) is formed in the blocking piece (15), the diameter of the opening (19) is smaller than that of the head of the adjusting bolt (17), and the adjusting bolt (17) is blocked in the mounting hole (20) by the blocking piece (15).
8. A large angle opening door leaf hinge according to claim 1, characterized in that: a bearing is arranged between the upper door frame connecting sheet (10) and the middle connecting sheet (9).
9. A large angle opening door leaf hinge according to claim 1, characterized in that: and bearings are arranged between the first upper door leaf connecting sheet (1) and the second upper door leaf connecting sheet (2) and between the second upper door leaf connecting sheet (2) and the middle connecting sheet (9).
10. A large angle opening door leaf hinge according to claim 1, characterized in that: the door frame base (13) is also provided with a door frame adjusting screw (12), the door frame adjusting screw (12) is in contact with the door frame shaft, and the height of the door frame shaft in the door frame base (13) can be adjusted by adjusting the door frame adjusting screw (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911228275.XA CN111321965A (en) | 2019-12-04 | 2019-12-04 | Door leaf hinge opened at large angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911228275.XA CN111321965A (en) | 2019-12-04 | 2019-12-04 | Door leaf hinge opened at large angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111321965A true CN111321965A (en) | 2020-06-23 |
Family
ID=71163282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911228275.XA Pending CN111321965A (en) | 2019-12-04 | 2019-12-04 | Door leaf hinge opened at large angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111321965A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114909052A (en) * | 2021-02-08 | 2022-08-16 | 青岛海尔电冰箱有限公司 | Refrigerator and hinge assembly thereof |
-
2019
- 2019-12-04 CN CN201911228275.XA patent/CN111321965A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114909052A (en) * | 2021-02-08 | 2022-08-16 | 青岛海尔电冰箱有限公司 | Refrigerator and hinge assembly thereof |
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