CN116658016A - Hinge mechanism and refrigerating device - Google Patents

Hinge mechanism and refrigerating device Download PDF

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Publication number
CN116658016A
CN116658016A CN202210145649.7A CN202210145649A CN116658016A CN 116658016 A CN116658016 A CN 116658016A CN 202210145649 A CN202210145649 A CN 202210145649A CN 116658016 A CN116658016 A CN 116658016A
Authority
CN
China
Prior art keywords
connecting rod
movable
hinge mechanism
seat
pivoting
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.)
Pending
Application number
CN202210145649.7A
Other languages
Chinese (zh)
Inventor
王常志
夏恩品
李康
董雨峰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qingdao Haier Refrigerator Co Ltd
Haier Smart Home Co Ltd
Original Assignee
Qingdao Haier Refrigerator Co Ltd
Haier Smart Home Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qingdao Haier Refrigerator Co Ltd, Haier Smart Home Co Ltd filed Critical Qingdao Haier Refrigerator Co Ltd
Priority to CN202210145649.7A priority Critical patent/CN116658016A/en
Priority to PCT/CN2023/074995 priority patent/WO2023155718A1/en
Publication of CN116658016A publication Critical patent/CN116658016A/en
Pending legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D3/00—Hinges with pins
    • E05D3/06—Hinges with pins with two or more pins
    • E05D3/18—Hinges with pins with two or more pins with sliding pins or guides
    • 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
    • E05D7/08—Hinges or pivots of special construction for use in suspensions comprising two spigots placed at opposite edges of the wing, especially at the top and the bottom, e.g. trunnions
    • E05D7/081—Hinges or pivots of special construction for use in suspensions comprising two spigots placed at opposite edges of the wing, especially at the top and the bottom, e.g. trunnions the pivot axis of the wing being situated near one edge of the wing, especially at the top and bottom, e.g. trunnions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00—General constructional features
    • F25D23/02—Doors; Covers
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/30—Application of doors, windows, wings or fittings thereof for domestic appliances
    • E05Y2900/306—Application of doors, windows, wings or fittings thereof for domestic appliances for freezers
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/30—Application of doors, windows, wings or fittings thereof for domestic appliances
    • E05Y2900/31—Application of doors, windows, wings or fittings thereof for domestic appliances for refrigerators

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Hinges (AREA)
  • Refrigerator Housings (AREA)

Abstract

The invention provides a hinge mechanism and a refrigerating device, wherein the hinge mechanism comprises a fixed seat, a movable seat and a linkage assembly movably connecting the movable seat to the fixed seat, and the linkage assembly comprises: one end of the first connecting rod is a first pivoting end, the other end of the first connecting rod is a first movable end, one of the fixed seat and the movable seat is provided with a first sliding groove matched with the first movable end, and the other one of the fixed seat and the movable seat is provided with a first pivoting part matched with the first pivoting end; one end of the second connecting rod is a second pivoting end, the other end of the second connecting rod is a second movable end, one of the fixed seat and the movable seat is provided with a second sliding groove matched with the second movable end, and the other one of the fixed seat and the movable seat is provided with a second pivoting part matched with the second pivoting end; the first connecting rod and the second connecting rod are mutually intersected and hinged at the intersection; the door body is driven to rotate and translate in the door opening process, and meanwhile, the hinge mechanism is simple in structure and convenient to miniaturize and lighten.

Description

Hinge mechanism and refrigerating device
Technical Field
The invention relates to the technical field of refrigeration devices, in particular to a hinge mechanism and a refrigeration device with the hinge mechanism.
Background
With the development of society, the quality of life gradually improves, and people's demand on the whole aesthetic uniformity of house ornamentation also stands out increasingly. Home decoration methods in which a cooling device is embedded in a cabinet, a wall, or the like to unify a decoration style have been becoming popular.
In general, the refrigerating device is attached to the cabinet wall, or the gap between the refrigerating device and the cabinet wall is smaller to improve the overall decoration effect and reduce dust. In order to prevent collision between the door body and the cabinet wall in the door opening process and realize a large door opening angle in a limited space, a hinge mechanism used for connecting the door body and the box body needs to be arranged to be capable of adjusting the movement track of the door body in the door opening process according to specific requirements.
The existing embedded refrigerating device generally adjusts the motion trail of the door body by using a multi-link hinge, but the multi-link hinge is complex in structure and large in volume, occupies the volume of the refrigerating device, and simultaneously influences the use of the drawer and the shelf when the door body is opened to 90 degrees or more, so that the use experience of a user is reduced.
In view of the foregoing, there is a need for a new hinge mechanism and a refrigeration apparatus having the hinge mechanism to solve the above-mentioned problems.
Disclosure of Invention
The invention provides a hinge mechanism and a refrigerating device with the same.
In order to achieve the above purpose, the technical scheme provided by the invention is as follows: the hinge mechanism comprises a fixed seat fixed on the box body, a movable seat fixed on the door body and a linkage assembly movably connecting the movable seat to the fixed seat; the linkage assembly includes:
the first connecting rod is provided with a first pivoting end at one end and a first movable end at the other end, one of the fixed seat and the movable seat is provided with a first sliding groove matched with the first movable end, and the other one is provided with a first pivoting part matched with the first pivoting end;
the second connecting rod is provided with a second pivoting end at one end and a second movable end at the other end, one of the fixed seat and the movable seat is provided with a second sliding groove matched with the second movable end, and the other one is provided with a second pivoting part matched with the second pivoting end;
the first connecting rod and the second connecting rod are mutually intersected and hinged at the intersection; in the process that the movable seat is opened in a rotating way relative to the fixed seat, the first movable end moves along the first sliding groove, and the second movable end moves along the second sliding groove to drive the movable seat to translate.
As a further improvement of the invention, one of the fixed seat and the movable seat is provided with the first chute, and the other is provided with the second chute.
As a further development of the invention, the first pivot portion and the second pivot portion are both located on the pivot side of the hinge mechanism.
As a further improvement of the invention, the first chute is arranged on the movable seat, and the second chute is arranged on the fixed seat; the second sliding groove extends from one end far away from the pivoting side towards the pivoting side and towards the movable seat.
As a further improvement of the present invention, the second chute is located at a side of the first pivoting portion away from the pivoting side, and a distance from the movable seat to an end of the second chute near the first pivoting portion is not greater than a distance from the first pivoting portion to the movable seat.
As a further development of the invention, the first sliding groove extends in the longitudinal direction of the movable seat towards the pivoting side.
As a further improvement of the invention, the fixed seat and the movable seat are provided with at least one mounting surface, one ends of the first connecting rod and the second connecting rod, which are connected with the fixed seat, are connected with the same mounting surface, and/or one ends of the first connecting rod and the second connecting rod, which are connected with the movable seat, are connected with the same mounting surface.
As a further improvement of the invention, the first sliding chute is arranged on the movable seat, the second sliding chute is arranged on the fixed seat, the second pivoting end is positioned on the moving path of the first connecting rod, and the first connecting rod is provided with an avoiding part for avoiding the second pivoting end.
As a further improvement of the invention, the fixing seat is provided with a first installation surface and a second installation surface positioned below the first installation surface, wherein the upper connecting rod of the first connecting rod and the second connecting rod is connected to the first installation surface, and the lower connecting rod of the first connecting rod and the second connecting rod is connected to the second installation surface.
As a further improvement of the invention, the movable seat is provided with a third installation surface and a fourth installation surface positioned below the third installation surface, wherein the upper connecting rod of the first connecting rod and the second connecting rod is connected to the third installation surface, and the lower connecting rod of the first connecting rod and the second connecting rod is connected to the fourth installation surface.
As a further improvement of the invention, the direction from the center of the movable seat to the direction away from the fixed seat in the closed state is taken as a first direction; in the process that the movable seat is opened in a rotating way relative to the fixed seat, the first movable end moves along the first sliding groove, and the second movable end moves along the second sliding groove to drive the movable seat to move in a first direction.
As a further improvement of the invention, the hinge mechanism comprises two groups of linkage assemblies and two movable seats, wherein the two groups of linkage assemblies are arranged in the fixed seat and are arranged side by side along the height direction of the fixed seat, and the two movable seats are respectively matched with the two groups of linkage assemblies.
In order to achieve the above object, the present invention further provides a refrigeration device, which includes a case, a door for opening or closing the case, and the hinge mechanism.
Compared with the prior art, the invention has the beneficial effects that: according to the hinge mechanism, the first connecting rod and the second connecting rod which are hinged through the intersecting fork are arranged between the fixed seat and the movable seat, and the first sliding groove and the second sliding groove are matched, so that the function of driving the door body to rotate and translate in the door opening process is realized, the embedded refrigerating device can be used for freely opening the door, the drawer and the shelf in the refrigerating device are not influenced after the door is opened, and the movement is stable; meanwhile, the hinge mechanism is simple in structure, smaller and more compact in volume compared with the existing multi-connecting-rod hinge, and convenient to achieve miniaturization, light and thin of the hinge mechanism, meanwhile, the storage space of the refrigerating device can be increased, and applicability and universality of the hinge mechanism are improved.
Drawings
Fig. 1 is a schematic structural view of a hinge mechanism in a first embodiment of the present invention;
FIG. 2 is a top view of the refrigeration unit having the hinge mechanism of FIG. 1 (door in closed position);
FIG. 3 is a top view of the refrigeration unit having the hinge mechanism shown in FIG. 1 (door open to maximum angle);
fig. 4 is a schematic structural view of a hinge mechanism in a second embodiment of the present invention;
fig. 5 is a schematic structural view of a hinge mechanism in a third embodiment of the present invention;
fig. 6 is a schematic structural view of a hinge mechanism in a fourth embodiment of the present invention;
fig. 7 is a schematic structural view of a hinge mechanism in a fifth embodiment of the present invention.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the technical solutions of the present invention will be clearly and completely described below with reference to fig. 1 to 7 of the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, shall fall within the scope of the present invention.
The words expressing position and direction described in the present invention are that the side of the door body is the front when the refrigerating device is used normally. The terms first, second, third, fourth, etc. in the present invention are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated; furthermore, unless explicitly stated and limited otherwise, the term "coupled" should be interpreted broadly, as for example, the coupling may be direct or indirect via intermediaries, and may be fixed or movable or removable or an integral connection. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the drawings of the present invention, certain dimensions of structures or portions may be exaggerated relative to other portions for convenience of illustration, and thus serve only to illustrate basic structures of the inventive subject matter.
Referring to fig. 1-3, the present invention provides a hinge mechanism 10, a refrigerator having the hinge mechanism 10, and a cabinet 20 into which the refrigerator is inserted. Fig. 2-3 show a partially schematic perspective view of a refrigeration unit according to one embodiment of the present invention, wherein only one side of cabinet 20 is shown, the refrigeration unit being fully embedded in cabinet 20 in actual installation. It will be appreciated that the refrigeration device may be embedded in a wall.
The refrigerating device comprises a box body 30, a door body 40 for opening or closing the box body 30, and a hinge mechanism 10 for movably connecting the door body 40 to the box body 30. In the process of opening the door 40 in a rotating manner, the hinge mechanism 10 drives the door 40 to move according to a preset track.
It should be emphasized that the hinge mechanism 10 of the present invention is applicable not only to the refrigerating apparatus, but also to other situations, such as cabinets, wine cabinets, wardrobes, microwave ovens, and other home appliances.
Referring to fig. 1 to 3, the hinge mechanism 10 according to the first embodiment of the present invention includes a fixed base 1 fixed on a case 30, a movable base 2 fixed on a door 40, and a linkage assembly 3 movably connecting the movable base 2 to the fixed base 1, wherein the movable base 2 has a closed state in which it is closed with respect to the fixed base 1, and an open state in which it is pivoted to open in a direction away from the fixed base 1 with respect to the fixed base 1. It can be appreciated that, when the movable seat 2 is in the closed state, the door body 40 is in the closed state; when the movable seat 2 is in the open state, the door body 40 is in the open state.
When the door body 40 is opened from the closed state, the movable seat 2 is opened from the closed state, and under the action of the linkage assembly 3, the movable seat 2 is controlled to move according to a preset track, so that the door body 40 is driven to move according to the preset track, and collision between the door body 40 and the cabinet 20 is prevented in the process of opening and closing the door body 40.
The direction from the center of the movable seat 2 in the closed state to the direction away from the fixed seat 1 is defined as a first direction, and the direction in which the movable seat 2 in the closed state extends from the center of the movable seat to the pivoting side of the hinge mechanism 10 is defined as a second direction, wherein the first direction is perpendicular to the second direction. It is known that, for the refrigeration apparatus, the first direction is the direction in which the door 40 is located, i.e., the front direction. The door 40 moves in a first direction, i.e., the door 40 moves forward in a direction away from the case 30.
It will be appreciated that the pivoting side of the hinge mechanism 10 is referred to as the pivoting side of the refrigerator, and when the hinge mechanism 10 is mounted on the left end of the case 30, the pivoting side is referred to as the left side, and the second direction is the left side. When the hinge mechanism 10 is mounted on the right end of the case 30, the pivoting side is referred to as the right side, and the second direction is the right side. In the present embodiment, the hinge mechanism 10 is attached to the right end of the case 30, for example.
Further, the linkage assembly 3 includes a first link 31 and a second link 32 intersecting each other and hinged at the intersection. One end of the first link 31 is a first pivot end 311, the other end is a first movable end 312, one of the fixed seat 1 and the movable seat 2 is provided with a first chute 21 matched with the first movable end 312, and the other is provided with a first pivot portion 11 matched with the first pivot end 311. One end of the second connecting rod 32 is a second pivot end 321, the other end is a second movable end 322, one of the fixed seat 1 and the movable seat 2 is provided with a second chute 12 matched with the second movable end 322, and the other is provided with a second pivot part 22 matched with the second pivot end 321; in the process of gradually rotating and opening the door body 40 from the closed state, the first link 31 and the second link 32 rotate relatively around the hinge point at the intersection, and at the same time, the first movable end 312 moves along the first chute 21, and the second movable end 322 moves along the second chute 12 to drive the movable seat 2 to translate. It can be appreciated that, in the process of gradually rotating and opening the door 40 from the closed state, the included angle between the first link 31 and the second link 32 is gradually reduced, so that the movable seat 2 is away from the fixed seat 1 along the first direction, and the distance between the door 40 and the box 30 is increased, that is, the door 40 moves forward in the direction away from the box 30 while rotating, so that the pivot side of the door 40 moves to the front side of the front end of the cabinet 20, interference between the door 40 and the cabinet 20 can be avoided, and the door 40 can be freely opened.
On the one hand, the structure is simple, the volume is smaller and more compact than that of the existing multi-link hinge, the miniaturization and the light and thin of the hinge mechanism 10 are facilitated, meanwhile, the storage space of the refrigerating device can be increased, and the applicability and the universality of the hinge mechanism 10 are enhanced; on the other hand, in the invention, the first connecting rod 31 and the second connecting rod 32 which are hinged in a crossing way are arranged between the fixed seat 1 and the movable seat 2, and the first sliding groove 21 and the second sliding groove 12 are matched, so that the function of driving the door body 40 to rotate and translate in the door opening process is realized, the embedded refrigerating device can be used for freely opening the door, the drawer and the shelf in the refrigerating device are not influenced after the door is opened, and the movement is stable.
That is, the distribution positions of the first chute 21, the first pivot portion 11, the second chute 12, and the second pivot portion 22 may include various cases. In this embodiment, the first chute 21 and the second pivot portion 22 are disposed on the movable seat 2, and the second chute 12 and the first pivot portion 11 are disposed on the fixed seat 1. Of course, the present invention is not limited thereto, and in other embodiments, the first chute 21 and the second chute 12 may be disposed on one of the fixed seat 1 and the movable seat 2 at the same time, and in this case, the first pivot portion 11 and the second pivot portion 22 may be disposed on the other of the fixed seat 1 and the movable seat 2 at the same time.
Here, the first chute 21 and the second pivot portion 22 are provided on the movable base 2, and the second chute 12 and the first pivot portion 11 are provided on the fixed base 1 will be specifically described.
Further, the first pivot portion 11 and the second pivot portion 22 are located on the pivot side of the hinge mechanism 10. So that the movable seat 2 can pivot and open around the pivoting side, and the door body 40 can open around the pivoting side, thereby facilitating the user to take and put articles.
In one embodiment, the second sliding groove 12 extends from an end far from the pivoting side toward the pivoting side and toward the movable seat 2, and the first sliding groove 21 extends along the length direction of the movable seat 2 toward the pivoting side, so that the distance of the door 40 moving forward during the rotation of the door 40 can be increased, and interference between the door 40 and the cabinet 20 is further avoided; meanwhile, when the door body 40 moves forward, the door body 40 moves in the second direction, so that the opening degree of the door body 40 can be increased, and the drawer and the shelf in the refrigerating device are not affected after the door is opened. Of course, the present invention is not limited to this, and in other embodiments, the positions, lengths, extending directions, or positions of the hinge points of the first link 31 and the second link 32 may be adjusted according to the movement track of the door body 40 during the door opening process according to the requirements.
Further, the fixed seat 1 and the movable seat 2 each have at least one mounting surface. Referring to fig. 1, in the present embodiment, one end of the first link 31 and the second link 32 connected to the fixed seat 1 are connected to the same mounting surface, and one end of the first link 31 and the second link 32 connected to the movable seat 2 are connected to the same mounting surface. Of course, this is not a limitation. In other embodiments, only one end of the first link 31 and the second link 32 may be fixed to the same mounting surface, and the other end of the first link 31 and the second link 32 may be fixed to two different mounting surfaces, so as to reduce interference between the first link 31 and the second link 32 during the door 40 opening and closing process.
Specifically, the fixing base 1 includes a first fixing plate 13, a second fixing plate 14 disposed below the first fixing plate 13 and spaced from the first fixing plate 13, and a connecting plate 15 connecting the first fixing plate 13 and the second fixing plate 14 on the same side. The first fixing plate 13, the second fixing plate 14, and the connecting plate 15 together form a housing cavity that is open to the linkage assembly 3, and when the door 40 is in a closed state, the linkage assembly 3 is housed in the housing cavity.
It will be appreciated that the inner and outer sides of the first and second fixing plates 13 and 14 may be used as the mounting surfaces. In this embodiment, the inner side surface of the first fixing plate 13 is used as the mounting surface to prevent the linkage assembly 3 from being exposed, so as to enhance the appearance effect of the refrigeration device, that is, the second chute 12 and the first pivot portion 11 are disposed on the first fixing plate 13, and the first connecting rod 31 and the second connecting rod 32 are connected to one end of the fixing base 1 and are both connected to the first fixing plate 13 and located on the inner side surface of the first fixing plate 13. Of course, this is not a limitation.
The fixing base 1 has an inner side facing the accommodating cavity and an outer side facing away from the accommodating cavity.
Further, the second fixing plate 14 is provided with an auxiliary slot identical to the second sliding slot 12, and the second movable end 322 of the second connecting rod 32 is movably connected to the second sliding slot 12 and the auxiliary slot at the same time, so as to enhance the stability of the operation of the hinge mechanism 10 and enhance the stability of the movement of the door body 40.
Specifically, in this embodiment, the movable seat 2 is L-shaped, and the movable seat 2 includes a vertical plate 23 fixed on the door body 40, and a horizontal plate 24 connected to one end of the vertical plate 23. The first and second links 31 and 32 are connected to the horizontal plate 24, that is, the first chute 21 and the second pivot 22 are provided on the horizontal plate 24.
It will be appreciated that both the outer side and the inner side of the horizontal plate 24 may serve as the mounting surface. In the present embodiment, the inner side surface of the horizontal plate 24 is used as the mounting surface to prevent the linkage assembly 3 from being exposed, thereby enhancing the appearance effect of the refrigeration apparatus. That is, the first and second links 31 and 32 are connected to the horizontal plate 24 at one end of the movable base 2, and are located on the inner side surface of the horizontal plate 24. Of course, this is not a limitation.
With respect to the movable base 2, the inner refers to a side facing the door body 40 after the movable base 2 is mounted to the door body 40, and the outer refers to a side exposed outward after the movable base 2 is mounted to the door body 40.
Further, in this embodiment, the first link 31 is located between the second link 32 and the mounting surface, the second pivot end 321 is located on the moving path of the first link 31, and the first link 31 has a avoiding portion 313 that avoids the second pivot end 321, so as to avoid the second link 32 during the opening process of the door 40. Referring to the drawings, when the door 40 is opened to the maximum angle, the second pivot end 321 is located at the avoiding portion 313, so that the door 40 can be opened to the maximum angle, and after the door 40 is opened to the maximum angle, the second pivot end 321 abuts against the avoiding portion 313, so as to limit the door 40 to be opened further by a larger angle, and prevent collision between the door 40 and the cabinet 20.
Further, the second chute 12 is located at a side of the first pivoting portion 11 away from the pivoting side, and a distance from the movable seat 2 to an end of the second chute 12 near the first pivoting portion 11 is not greater than a distance from the first pivoting portion 11 to the movable seat 2. The interference between the second link 32 and the first pivot 311 during the opening and closing of the door 40 can be avoided, and at the same time, the distance of the door 40 moving forward during the rotation of the door 40 can be further increased, so that the interference between the door 40 and the cabinet 20 can be further avoided.
Referring to fig. 4, in the hinge mechanism 10a according to the second embodiment of the present invention, the first link 31 and the second link 32 of the hinge mechanism 10a according to the second embodiment of the present invention are connected to the same mounting surface at one end of the fixed base 1, and at the same time, the first link 31 and the second link 32 are connected to the same mounting surface at one end of the movable base 2. This second embodiment differs from the first embodiment in that: the second connecting rod 32 is located between the first connecting rod 31 and the mounting surface, so that in the process of opening and closing the door body 40, interference does not exist between the first connecting rod 31 and the second connecting rod 32 at one end of the movable seat 2, free opening and closing of the door body 40 are facilitated, and the structures of the first connecting rod 31 and the second connecting rod 32 are simplified.
The second embodiment of the present invention is identical to the first embodiment except for the differences described above, and will not be described again here.
Referring to fig. 5, a hinge mechanism 10b according to a third embodiment of the present invention is shown, and the hinge mechanism 10b according to the third embodiment of the present invention is different from the hinge mechanism 10 according to the first embodiment in that: the first connecting rod 31 and the second connecting rod 32 are connected to one end of the fixed seat 1 and connected to different mounting surfaces, and meanwhile, one end of the first connecting rod 31 and one end of the second connecting rod 32, which are connected to the movable seat 2, are connected to different mounting surfaces.
Specifically, the fixing base 1 has a first mounting surface 16 and a second mounting surface 17 located below the first mounting surface 16, wherein an upper link of the first link 31 and the second link 32 is connected to the first mounting surface 16, and a lower link of the first link 31 and the second link 32 is connected to the second mounting surface 17. The movable seat 2 has a third mounting surface 25 and a fourth mounting surface 26 positioned below the third mounting surface 25, wherein an upper link of the first link 31 and the second link 32 is connected to the third mounting surface 25, and a lower link of the first link 31 and the second link 32 is connected to the fourth mounting surface 26. Therefore, in the process of opening and closing the door 40, interference between the first connecting rod 31 and the second connecting rod 32 is avoided, and free opening and closing of the door 40 are facilitated.
Specifically, as shown in fig. 5, in the present embodiment, the first link 31 and the second link 32 are connected between the first fixing plate 13 and the horizontal plate 24. At this time, the outer side of the first fixing plate 13 is the first mounting surface 16, the inner side of the first fixing plate 13 is the second mounting surface 17, the outer side of the horizontal plate 24 is the third mounting surface 25, and the inner side of the horizontal plate 24 is the fourth mounting surface 26.
In the embodiment in which the first link 31 is located above the second link 32, the first link 31 connects the first fixing plate 13 and the horizontal plate 24 to the outside of the first fixing plate 13 and the horizontal plate 24, and the second link 32 connects the first fixing plate 13 and the horizontal plate 24 to the inside of the first fixing plate 13 and the horizontal plate 24. In the embodiment in which the first link 31 is located below the second link 32, the first link 31 connects the first fixing plate 13 and the horizontal plate 24 on the inner side of the first fixing plate 13 and the horizontal plate 24, and the second link 32 connects the first fixing plate 13 and the horizontal plate 24 on the outer side of the first fixing plate 13 and the horizontal plate 24.
The third embodiment of the present invention is identical to the first embodiment except for the differences described above, and will not be described again here.
Referring to fig. 6, a hinge mechanism 10c according to a fourth embodiment of the present invention is shown, in which a first link 31 and a second link 32 of the hinge mechanism 10c according to the fourth embodiment of the present invention are connected to different mounting surfaces at one end of the fixed base 1, and at the same time, one end of the first link 31 and one end of the second link 32 connected to the movable base 2 are connected to different mounting surfaces. The hinge mechanism 10c in the present embodiment differs from the hinge mechanism 10b in the third embodiment in that: the movable seat 2c further comprises an auxiliary plate 27 connected to the vertical plate 23 and located at the lower side of the horizontal plate 24, the auxiliary plate 27 extending in the same direction as the horizontal plate 24.
In the present embodiment, the inner side of the first fixing plate 13 is the first mounting surface 16c, the inner side of the second fixing plate 14 is the second mounting surface 17c, the inner side of the horizontal plate 24 is the third mounting surface 25c, and the inner side of the auxiliary plate 27 is the fourth mounting surface 26c.
In the embodiment in which the first link 31 is located on the upper side of the second link 32, the first link 31 connects the first fixing plate 13 and the horizontal plate 24, and the second link 32 connects the second fixing plate 14 and the auxiliary plate 27. In the embodiment in which the first link 31 is located at the lower side of the second link 32, the first link 31 connects the second fixing plate 14 and the auxiliary plate 27, and the second link 32 connects the first fixing plate 13 and the horizontal plate 24.
The auxiliary inner side means a side of the auxiliary plate 27 facing the horizontal plate 24.
The fourth embodiment of the present invention is identical to the third embodiment except for the differences described above, and will not be described again here.
It can be understood that the connection manner or the position between the first connecting rod 31, the second connecting rod 32 and the fixing base 1 can be respectively selected from the connection manner or the position in the first embodiment to the fourth embodiment, and can be adaptively adjusted according to specific requirements. The connection modes or positions of the first connecting rod 31, the second connecting rod 32 and the movable seat 2 can be respectively selected from the connection modes or positions in the first embodiment to the fourth embodiment, and the connection modes or positions can be adaptively adjusted according to specific requirements. And are not exhaustive.
Further, referring to fig. 5, a hinge mechanism 10d according to a fifth embodiment of the present invention is shown, wherein the hinge mechanism 10d according to the fifth embodiment is different from the hinge mechanisms 10, 10a, 10b, 10c according to the first to fourth embodiments in that: the hinge mechanism 10d comprises two groups of linkage assemblies 3 and two movable seats 2, wherein the two groups of linkage assemblies 3 are arranged in the fixed seat 1 and are arranged side by side along the height direction of the fixed seat 1, and the two groups of movable seats 2 are respectively matched with the two groups of linkage assemblies 3. That is, integrating the holders 1 of the two hinge mechanisms 10, 10a, 10b, and 10c in the first to fourth embodiments can reduce the space required for installing the hinge mechanism 10, make the refrigerator more beautiful, increase the storage volume inside the refrigerator, and reduce the cost.
It will be appreciated that the hinge mechanism 10d of the fifth embodiment of the present invention is adapted to act as a center hinge to simultaneously connect two of the door bodies 40 located on opposite sides of the center hinge.
It will be appreciated that in embodiments where the hinge mechanism 10d includes two sets of the linkage assemblies 3, the two sets of the linkage assemblies 3 are connected to the first and second fixed plates 13, 14, respectively. Therefore, the connection between the linkage assembly 3 and the fixing base 1 in the fourth embodiment is not applicable to the embodiment in which the hinge mechanism 10d includes two sets of the linkage assemblies 3.
In summary, the hinge mechanisms 10, 10a, 10b, 10c, and 10d of the present invention, by arranging the first connecting rod 31 and the second connecting rod 32 that are hinged by intersecting the two parts between the fixed seat 1 and the movable seat 2, and simultaneously matching with the first chute 21 and the second chute 12, realize the function of driving the door body 40 to rotate and translate during the door opening process, so that the embedded refrigeration device can freely open the door, and ensure that the use of drawers and shelves in the refrigeration device is not affected after the door is opened, and the movement is relatively stable; meanwhile, the hinge mechanisms 10, 10a, 10b, 10c and 10d have simple structures, are smaller and more compact than the existing multi-link hinge, are convenient to miniaturize and lighten the hinge mechanism 10, can increase the storage space of the refrigerating device, and enhance the applicability and universality of the hinge mechanisms 10, 10a, 10b, 10c and 10 d.
It should be understood that although the present disclosure describes embodiments in terms of examples, not every embodiment is provided with a single embodiment, and that this description is for clarity only, and that the skilled artisan should recognize that the embodiments may be combined appropriately to form other embodiments that will be understood by those skilled in the art.
The above list of detailed descriptions is only specific to practical embodiments of the present invention, and is not intended to limit the scope of the present invention, and all equivalent embodiments or modifications that do not depart from the spirit of the present invention should be included in the scope of the present invention.

Claims (13)

1. The hinge mechanism comprises a fixed seat fixed on the box body, a movable seat fixed on the door body and a linkage assembly movably connecting the movable seat to the fixed seat; the method is characterized in that: the linkage assembly includes:
the first connecting rod is provided with a first pivoting end at one end and a first movable end at the other end, one of the fixed seat and the movable seat is provided with a first sliding groove matched with the first movable end, and the other one is provided with a first pivoting part matched with the first pivoting end;
the second connecting rod is provided with a second pivoting end at one end and a second movable end at the other end, one of the fixed seat and the movable seat is provided with a second sliding groove matched with the second movable end, and the other one is provided with a second pivoting part matched with the second pivoting end;
the first connecting rod and the second connecting rod are mutually intersected and hinged at the intersection; in the process that the movable seat is opened in a rotating way relative to the fixed seat, the first movable end moves along the first sliding groove, and the second movable end moves along the second sliding groove to drive the movable seat to translate.
2. The hinge mechanism of claim 1, wherein: one of the fixed seat and the movable seat is provided with the first chute, and the other one is provided with the second chute.
3. The hinge mechanism of claim 2, wherein: the first pivot portion and the second pivot portion are both located on the pivot side of the hinge mechanism.
4. A hinge mechanism according to claim 3, wherein: the first sliding groove is arranged on the movable seat, and the second sliding groove is arranged on the fixed seat; the second sliding groove extends from one end far away from the pivoting side towards the pivoting side and towards the movable seat.
5. The hinge mechanism according to claim 4, wherein: the second sliding groove is positioned on one side of the first pivoting part far away from the pivoting side, and the distance from one end of the second sliding groove, which is close to the first pivoting part, to the movable seat is not greater than the distance from the first pivoting part to the movable seat.
6. The hinge mechanism according to claim 4, wherein: the first sliding groove extends towards the pivoting side along the length direction of the movable seat.
7. The hinge mechanism of claim 1, wherein: the fixed seat and the movable seat are respectively provided with at least one mounting surface, one end of the first connecting rod and one end of the second connecting rod, which are connected with the fixed seat, are connected to the same mounting surface, and/or one end of the first connecting rod and one end of the second connecting rod, which are connected with the movable seat, are connected to the same mounting surface.
8. The hinge mechanism of claim 7, wherein: the first sliding groove is formed in the movable seat, the second sliding groove is formed in the fixed seat, the second pivoting end is located on the moving path of the first connecting rod, and the first connecting rod is provided with an avoiding portion for avoiding the second pivoting end.
9. The hinge mechanism of claim 1, wherein: the fixing seat is provided with a first mounting surface and a second mounting surface positioned at the lower side of the first mounting surface, wherein the connecting rod positioned at the upper side of the first connecting rod and the second connecting rod is connected to the first mounting surface, and the connecting rod positioned at the lower side of the first connecting rod and the second connecting rod is connected to the second mounting surface.
10. The hinge mechanism of claim 1, wherein: the movable seat is provided with a third installation surface and a fourth installation surface positioned at the lower side of the third installation surface, the upper connecting rod of the first connecting rod and the second connecting rod is connected to the third installation surface, and the lower connecting rod of the first connecting rod and the second connecting rod is connected to the fourth installation surface.
11. The hinge mechanism of claim 1, wherein: taking the direction from the center of the movable seat to the direction away from the fixed seat in the closed state as a first direction; in the process that the movable seat is opened in a rotating way relative to the fixed seat, the first movable end moves along the first sliding groove, and the second movable end moves along the second sliding groove to drive the movable seat to move in a first direction.
12. The hinge mechanism of claim 1, wherein: the hinge mechanism comprises two groups of linkage assemblies and two movable seats respectively matched with the two groups of linkage assemblies, wherein the two groups of linkage assemblies are arranged in the fixed seat and are arranged side by side along the height direction of the fixed seat.
13. A refrigeration device, includes the box, is used for opening or closing the door body of box, its characterized in that: the refrigeration device further comprising a hinge mechanism as claimed in any one of claims 1 to 12.
CN202210145649.7A 2022-02-17 2022-02-17 Hinge mechanism and refrigerating device Pending CN116658016A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202210145649.7A CN116658016A (en) 2022-02-17 2022-02-17 Hinge mechanism and refrigerating device
PCT/CN2023/074995 WO2023155718A1 (en) 2022-02-17 2023-02-08 Hinge mechanism and refrigeration device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210145649.7A CN116658016A (en) 2022-02-17 2022-02-17 Hinge mechanism and refrigerating device

Publications (1)

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CN116658016A true CN116658016A (en) 2023-08-29

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WO (1) WO2023155718A1 (en)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19647128C2 (en) * 1996-11-14 1998-11-05 Daimler Benz Ag Swivel bearing for a hinged vehicle door
CN112304007A (en) * 2019-07-23 2021-02-02 青岛海尔电冰箱有限公司 Refrigerator with door opening stop structure
TWM592022U (en) * 2019-10-24 2020-03-11 凡融國際有限公司 Concealed hinge structure
CN212867237U (en) * 2020-05-26 2021-04-02 希美克(广州)实业有限公司 Hinge with adjustable gap
CN213234651U (en) * 2020-06-10 2021-05-18 北京英博伦科技发展有限公司 Hidden dual-purpose hinge is used to historical relic showcase
CN213330537U (en) * 2020-06-17 2021-06-01 广东坚朗五金制品股份有限公司 Hidden hinge structure
CN213838155U (en) * 2020-07-31 2021-07-30 江苏丽辉五金制造有限公司 Hidden hinge structure for door and window
CN217380154U (en) * 2022-01-19 2022-09-06 佛山嘉森电器有限公司 Hinge for seamless door opening
CN217461814U (en) * 2022-02-17 2022-09-20 青岛海尔电冰箱有限公司 Hinge mechanism and refrigerating device

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