CN116294394B - Refrigerator with changeable refrigerator door rotation axis - Google Patents
Refrigerator with changeable refrigerator door rotation axis Download PDFInfo
- Publication number
- CN116294394B CN116294394B CN202310571821.XA CN202310571821A CN116294394B CN 116294394 B CN116294394 B CN 116294394B CN 202310571821 A CN202310571821 A CN 202310571821A CN 116294394 B CN116294394 B CN 116294394B
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- Prior art keywords
- refrigerator
- hinge
- shaft
- retraction
- guide rail
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- 238000000034 method Methods 0.000 claims abstract description 16
- 230000008569 process Effects 0.000 claims abstract description 14
- 238000005452 bending Methods 0.000 claims description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Classifications
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- 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
- F25D23/028—Details
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- 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
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
-
- 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
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/003—Arrangement or mounting of control or safety devices for movable devices
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- 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
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/005—Mounting of control devices
-
- 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
- F25D2323/00—General constructional features not provided for in other groups of this subclass
- F25D2323/02—Details of doors or covers not otherwise covered
- F25D2323/024—Door hinges
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Refrigerator Housings (AREA)
Abstract
The invention relates to the technical field of refrigerators, in particular to a refrigerator with a changeable rotation axis of a refrigerator door, which comprises a refrigerator body, wherein at least one door body is arranged on the refrigerator body, a door gasket is arranged at the inner side of the door body, a hinge assembly is connected between the door body and the refrigerator body, the hinge assembly comprises a hinge plate fixedly arranged on the refrigerator body, a hinge shaft and a retraction shaft are fixedly arranged on the hinge plate, a fixed plate is fixedly arranged on the door body, a hinge shaft guide rail and a retraction shaft guide rail are arranged on the fixed plate, the hinge shaft is inserted into the hinge shaft guide rail, the retraction shaft is inserted into the retraction shaft guide rail, and the hinge shaft is matched with the retraction shaft and is used for changing the rotation axis of the door body in the rotation process of the door body, so that the edge outside the door body does not exceed the width direction of the refrigerator body. The refrigerator door can avoid the motion interference between the outer edge of the refrigerator door and the cabinet body or the wall, so that the refrigerator door can be smoothly opened, and the requirements of more users are met.
Description
Technical Field
The invention relates to the technical field of refrigerators, in particular to a refrigerator with a changeable rotation axis of a refrigerator door.
Background
The refrigerator is an important device for preserving foods, the traditional refrigerator is a single door, namely a door body, the space is small, the opening is inconvenient, the Chinese patent application No. 201210413381.7 provides a side-by-side refrigerator, a refrigerating compartment is arranged in the refrigerator by arranging the refrigerator body, a left door body, a right door body, a left display screen, a right display screen and a plurality of USB interfaces, the left door body and the right door body are oppositely arranged on the refrigerator body left and right and rotatably arranged to open and close the refrigerating compartment, and the left display screen is arranged on the left door body and the right display screen is arranged on the right door body. The double door of the refrigerator is realized, and the refrigerator is conveniently opened locally.
However, the applicant has found that the prior art suffers from at least the following problems:
along with the change of user's fitment style, part user's demand places the refrigerator in the internal portion of cabinet, and cabinet body panel flushes with refrigerator door panel, and in order to practice thrift the space simultaneously, also there is part user's reserved refrigerator to place the space less, and current refrigerator door passes through hinge mounting, and is rotatory around fixed axle center, and the above circumstances can all lead to the outer edge of refrigerator door and wall or the distance between the cabinet wall less, leads to the refrigerator when opening the door, takes place the motion interference between edge and the wall or the cabinet wall of the door body, can't open the refrigerator door completely.
Disclosure of Invention
Therefore, the invention aims to provide a refrigerator with a changeable rotation axis of a refrigerator door, so as to solve the problem that the door cannot be completely opened due to the movement interference between the edge of the refrigerator door and a wall or a cabinet wall when the placing space of the refrigerator is small.
Based on the above object, the invention provides a refrigerator with a changeable rotation axis of a refrigerator door, comprising a refrigerator body, wherein at least one door body is arranged on the refrigerator body, a door gasket is arranged at the inner side of the door body, a hinge component is connected between the door body and the refrigerator body, the hinge component comprises a hinge plate fixedly arranged on the refrigerator body, a hinge shaft and a retraction shaft are fixedly arranged on the hinge plate, a fixed plate is fixedly arranged on the door body, a hinge shaft guide rail and a retraction shaft guide rail are arranged on the fixed plate, the hinge shaft is inserted into the hinge shaft guide rail, the retraction shaft is inserted into the retraction shaft guide rail, and the hinge shaft is matched with the retraction shaft and is used for changing the rotation axis of the door body in the rotation process of the door body, so that the edge outside the door body does not exceed the width direction of the refrigerator body.
Optionally, the hinge plate is fixedly connected with a hinge arm, the hinge arm and the hinge plate are preferably integrally formed, the end part of the hinge arm starts from the hinge plate and extends towards the side surface of the refrigerator body in a bending way, the end part of the hinge arm does not exceed the side surface of the refrigerator body, the hinge shaft is positioned on the lower surface of the end part of the hinge arm, and the retraction shaft is arranged on the lower surface of the middle part of the hinge arm.
Optionally, the hinge shaft guide rail includes first hinge shaft groove and the second hinge shaft groove of mutual intercommunication, and the slot width and the hinge shaft diameter looks adaptation of first hinge shaft groove and second hinge shaft groove are led the hinge shaft, retract the axle guide rail including the first axle groove that contracts, the removal groove and the second that mutually communicate and retract the axle groove, and first axle groove and the second that contracts retract are circular-arc, and first axle groove and the second that contracts retract the axle groove symmetry and set up in the both ends in the removal groove. As shown in fig. 3 and 4, in the process of rotating and opening the door body, under the pushing of the hinge shaft and the retraction shaft, the hinge plate fixed on the door body drives the door body to move along the track formed by the cooperation of the hinge shaft guide rail and the retraction shaft guide rail, when the door is opened, the hinge shaft rotates in the first hinge shaft slot, the retraction shaft slides along the first retraction shaft slot by taking the hinge shaft as the axis, when the retraction shaft moves to the moving slot section, the retraction shaft moves along the track of the moving slot section, and simultaneously, the hinge plate moves along the first hinge shaft slot, and in the process, the hinge plate slides along the hinge shaft and the retraction shaft and simultaneously rotates around the hinge shaft and the retraction shaft, and the fixed plate drives the door body to move towards the direction far away from the wall or the cabinet wall, so that the door body is prevented from moving interference with the wall or the cabinet wall in the opening process.
Optionally, a plurality of groups of fixing holes are formed in the hinge plate, and fixing screws are connected between the fixing holes and the refrigerator body and used for fixedly mounting the hinge plate on the refrigerator body.
Optionally, the hinge shaft guide rail and the retraction shaft guide rail are embedded on the fixed plate, the bottom of the hinge shaft guide rail and the bottom of the retraction shaft guide rail are connected with the bottom plate, and the door body is provided with a containing slot for containing the bottom plate, the hinge shaft guide rail and the retraction shaft guide rail, and the upper surface of the fixed plate is flush with the upper surface of the door body.
Optionally, install first electric putter and second electric putter on the bottom plate, inside the hinge axis guide rail was located to first electric putter, inside the hinge axis guide rail was located to second electric putter, the limiting plate was installed on first electric putter top, offered the spacing hole with hinge axis looks adaptation on the limiting plate for the motion of limiting fixed plate relative hinge axis, the filling plate is installed on second electric putter top, is used for filling up the guide rail top surface of the axle that contracts, install on the hinge arm and retract a section of thick bamboo, retract a section of thick bamboo elastic mounting in retracting. When using, when not opening the door, first electric putter pushes up the limiting plate for the articulated shaft inserts in the spacing hole, simultaneously the second electric putter pushes up the filler plate, make to retract the axle and retract in the section of thick bamboo, can effectually prevent that debris from falling into inside the hinge pin guide rail and retract inside the axle guide rail, when opening the door, if the refrigerator puts the position comparatively narrow and small, then first electric putter and second electric putter retract, change the axle rotation, if the refrigerator puts the space great, then the door body uses the hinge pin to rotate and open as the axle center, have the door pad between door body and the refrigerator body, provide the reserve space for the rotation of the door body, avoid changing wearing and tearing between the spare part that the axle motion brought, promote refrigerator life, can satisfy the use of different scenes.
Optionally, a controller is arranged in the refrigerator body, a distance measuring switch is arranged on the side face of the refrigerator body and used for measuring a distance b between the side face of the refrigerator body and a wall, a distance a from the axis of the hinge shaft to the side face of the refrigerator body and a distance r from the outer edge of the door body to the axis of the hinge shaft are preset in the refrigerator controller, the controller judges whether to control the first electric push rod and the second electric push rod to retract according to the r-a and the b, and when r-a is smaller than b, the controller controls the first electric push rod and the second electric push rod to retract, otherwise, the controller does not act.
Optionally, be equipped with the handle on the door body, be equipped with infrared inductor on the handle for the response human body, when sensing the human body, then controller control range switch carries out the range finding. The opening mode of the door body is automatically selected.
Optionally, a return spring is installed in the retraction barrel and is fixedly connected with the retraction shaft to drive the retraction shaft to keep an ejection state.
The invention has the beneficial effects that: through providing a refrigerator with changeable refrigerator door rotation axle center, when the refrigerator is placed in the inside use of cabinet body, or other places the less position in space use, open the in-process of refrigerator door, the door body is rotatory, drive the fixed plate that is fixed in on the door body and rotate together, the fixed plate then drives hinge pin guide rail and retract the axle guide rail and remove, and the hinge plate is fixed in the refrigerator body, then hinge pin and retract the axle fixed, hinge pin and retract axle cooperation hinge pin guide rail and retract the axle guide rail, inject the rotation track of door body, make the door body in the rotatory in-process, its pivoted axle center takes place the skew, the door body outer edge is in refrigerator width direction, do not exceed the refrigerator body both sides all the time, can avoid the outer edge of refrigerator door to take place the motion interference with cabinet body or wall, thereby open smoothly, more user's demand is satisfied.
Drawings
In order to more clearly illustrate the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only of the invention and that other drawings can be obtained from them without inventive effort for a person skilled in the art.
Fig. 1 is a schematic view of a refrigerator with a changeable rotation axis of a refrigerator door according to an embodiment of the present invention;
FIG. 2 is an enlarged schematic view of part A of bitmap 1;
FIG. 3 is a schematic view showing a rotation of a refrigerator door body with a changeable rotation axis of the refrigerator door according to an embodiment of the present invention;
FIG. 4 is a schematic view of a refrigerator door body with a changeable rotation axis of the refrigerator door rotated 90 DEG according to an embodiment of the present invention;
fig. 5 is a schematic structural view of a hinge assembly of a refrigerator with a changeable rotation axis of a refrigerator door according to an embodiment of the present invention;
FIG. 6 is a schematic view showing an operation state of a hinge assembly of a refrigerator with a changeable rotation axis of a refrigerator door according to an embodiment of the present invention;
fig. 7 is a schematic diagram illustrating distance measurement of a refrigerator with a changeable rotation axis of a refrigerator door according to an embodiment of the present invention.
Marked in the figure as:
101. a refrigerator body; 102. a door body; 103. a door mat; 104. a distance measuring switch; 201. a hinge assembly; 211. a hinge plate; 212. a fixing hole; 213. a hinge arm; 214. a retraction barrel; 215. a hinge shaft; 216. a retraction shaft; 221. a fixing plate; 222. a first hinge shaft slot; 223. a second hinge shaft slot; 224. a first retraction shaft slot; 225. a moving groove; 226. a second retraction shaft slot; 227. a hinge shaft guide rail; 228. retracting the shaft guide rail; 231. a bottom plate; 232. a filler plate; 233. a limiting plate; 234. a limiting hole; 235. a first electric push rod; 236. and the second electric push rod.
Detailed Description
The present invention will be further described in detail with reference to specific embodiments in order to make the objects, technical solutions and advantages of the present invention more apparent.
It is to be noted that unless otherwise defined, technical or scientific terms used herein should be taken in a general sense as understood by one of ordinary skill in the art to which the present invention belongs. The terms "first," "second," and the like, as used herein, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.
As shown in fig. 1, fig. 2 and fig. 5, the embodiment of the invention provides a refrigerator with a changeable rotation axis of a refrigerator door, which comprises a refrigerator body 101, at least one door body 102 is arranged on the refrigerator body 101, a door pad 103 is arranged on the inner side of the door body 102, a hinge assembly 201 is connected between the door body 102 and the refrigerator body 101, the hinge assembly 201 comprises a hinge plate 211 fixedly arranged on the refrigerator body 101, a hinge shaft 215 and a retraction shaft 216 are fixedly arranged on the hinge plate 211, a fixing plate 221 is fixedly arranged on the door body 102, a hinge shaft guide 227 and a retraction shaft guide 228 are arranged on the fixing plate 221, the hinge shaft 215 is inserted into the hinge shaft guide 227, the retraction shaft 216 is inserted into the retraction shaft guide 228, and the hinge shaft 215 is matched with the retraction shaft 216, so that the rotation axis of the door body 102 is changed in the rotation process of the door body 102, and the outer edge of the door body 102 does not exceed the width direction of the refrigerator body 101.
When the refrigerator is placed in the cabinet for use or used in other places with smaller placement space, the door body 102 rotates in the process of opening the refrigerator door, the fixing plate 221 fixed on the door body 102 is driven to rotate together, the fixing plate 221 drives the hinge shaft guide rail 227 to move with the retracting shaft guide rail 228, the hinge plate 211 is fixed on the refrigerator body 101, the hinge shaft 215 is fixed with the retracting shaft 216, the hinge shaft 215 and the retracting shaft 216 are matched with the hinge shaft guide rail 227 and the retracting shaft guide rail 228 to limit the rotating track of the door body 102, the rotating axle center of the door body 102 is offset in the rotating process, the outer edge of the door body 102 does not exceed the two sides of the refrigerator body 101 all the time in the width direction of the refrigerator, and the outer edge of the refrigerator door can be prevented from being interfered with the movement of the cabinet or the wall, so that the refrigerator door is opened smoothly, and the requirements of more users are met.
In some alternative embodiments, as shown in fig. 1 and fig. 5, the hinge plate 211 is fixedly connected with a hinge arm 213, preferably the hinge arm 213 is integrally formed with the hinge plate 211, an end portion of the hinge arm 213 starts from the hinge plate 211 and extends toward the side of the refrigerator body 101 in a bending manner, the end portion of the hinge arm 213 does not exceed the side of the refrigerator body 101, the hinge shaft 215 is located on the lower surface of the end portion of the hinge arm 213, and the retraction shaft 216 is mounted on the lower surface of the middle portion of the hinge arm 213.
In some alternative embodiments, as shown in fig. 1 and 5, the hinge shaft guide 227 includes a first hinge shaft slot 222 and a second hinge shaft slot 223 that are mutually communicated, the slot widths of the first hinge shaft slot 222 and the second hinge shaft slot 223 are adapted to the diameter of the hinge shaft 215, the hinge shaft 215 is guided, the retraction shaft guide 228 includes a first retraction shaft slot 224, a moving slot 225 and a second retraction shaft slot 226 that are mutually communicated, the first retraction shaft slot 224 and the second retraction shaft slot 226 are arc-shaped, and the first retraction shaft slot 224 and the second retraction shaft slot 226 are symmetrically disposed at two ends of the moving slot 225. As shown in fig. 3 and 4, in the process of rotating and opening the door body 102, under the pushing of the hinge shaft 215 and the retraction shaft 216, the hinge plate 211 fixed on the door body 102 drives the door body 102 to move along the track formed by the cooperation of the hinge shaft guide 227 and the retraction shaft guide 228, when the door is opened, the hinge shaft 215 rotates in the first hinge shaft slot 222, the retraction shaft 216 slides along the first retraction shaft slot 224 by taking the hinge shaft 215 as an axis center, when the retraction shaft 216 moves to the moving slot 225 section, the retraction shaft 216 moves along the track of the moving slot 225 section, and simultaneously the hinge shaft 215 moves along the first hinge shaft slot 222, and in the process, the hinge plate 211 slides along the hinge shaft 215 and the retraction shaft 216 and rotates around the hinge shaft 215 and the retraction shaft 216, and simultaneously, the fixed plate 221 drives the door body 102 to move in the direction away from the wall or the cabinet wall, so as to ensure that the door body 102 does not interfere with the movement of the wall or the cabinet wall in the opening process.
In the next alternative embodiment, as shown in fig. 1, 2 and 5, a plurality of groups of fixing holes 212 are formed on the hinge plate 211, and fixing screws are connected between the fixing holes 212 and the refrigerator body 101, so as to fixedly mount the hinge plate 211 on the refrigerator body 101.
In some alternative embodiments, as shown in fig. 1, 2, 5 and 6, the hinge shaft guide 227 and the retraction shaft guide 228 are embedded on the fixing plate 221, the bottoms of the hinge shaft guide 227 and the retraction shaft guide 228 are connected with the bottom plate 231, the door body 102 is provided with a receiving slot for receiving the bottom plate 231, the hinge shaft guide 227 and the retraction shaft guide 228, and the upper surface of the fixing plate 221 is flush with the upper surface of the door body 102.
In some alternative embodiments, as shown in fig. 1, fig. 2, fig. 5, and fig. 6, a first electric push rod 235 and a second electric push rod 236 are installed on the bottom plate 231, the first electric push rod 235 is disposed inside the hinge shaft guide rail 227, the second electric push rod 236 is disposed inside the retraction shaft guide rail 228, a limiting plate 233 is installed at the top end of the first electric push rod 235, a limiting hole 234 adapted to the hinge shaft 215 is formed in the limiting plate 233, the movement of the fixing plate 221 relative to the hinge shaft 215 is limited, a filling plate 232 is installed at the top end of the second electric push rod 236, the top surface of the retraction shaft guide rail 228 is filled, a retraction cylinder 214 is installed on the hinge arm 213, and the retraction shaft 216 is elastically installed in the retraction cylinder 214. When the refrigerator door is used, when the door is not opened, the first electric push rod 235 pushes the limiting plate 233 upwards, the hinge shaft is inserted into the limiting hole 234, meanwhile, the second electric push rod 236 pushes the filling plate 232 upwards, the retraction shaft 216 is retracted into the retraction barrel 214, dust prevention can be effectively carried out on the inside of the hinge shaft guide rail 227 and the inside of the retraction shaft guide rail 228, sundries are prevented from falling into the refrigerator door, when the door is opened, if the refrigerator placing position is narrow, the edge of the door body 102 can interfere with the movement of a wall and the like, the first electric push rod 235 and the second electric push rod 236 retract, the door body 102 rotates by changing the shaft, if the refrigerator placing space is large, the door body 102 rotates by taking the hinge shaft 215 as the axis, a door pad 103 is arranged between the door body 102 and the refrigerator body 101, a reserved space is provided for the rotation of the door body 102, abrasion between parts caused by the changing shaft movement is avoided, the service life of the refrigerator is prolonged, and the use of different scenes can be met.
In some optional embodiments, as shown in fig. 1, 2 and 7, a controller is disposed in the refrigerator body 101, a ranging switch 104 is disposed on a side surface of the refrigerator body 101, and is used for measuring a distance b between the side surface of the refrigerator body 101 and a wall, a distance a from an axis of the hinge shaft 215 to the side surface of the refrigerator body 101 and a distance r from an outer edge of the door body 102 to the axis of the hinge shaft 215 are preset in the refrigerator controller, and the controller determines whether to control the first electric push rod 235 and the second electric push rod 236 to retract according to the magnitudes of r-a and b, and when r-a is less than b, controls the first electric push rod 235 and the second electric push rod 236 to retract, otherwise, does not act.
The door body 102 of the refrigerator can be automatically selected to perform variable-axis movement or fixed-axis rotation according to the environment in which the refrigerator is placed, so that the refrigerator is more convenient.
In some alternative embodiments, as shown in fig. 1 and 2, the door 102 is provided with a handle, and an infrared sensor is provided on the handle, so as to sense a human body, and when sensing the human body, the controller controls the ranging switch 104 to perform ranging. An automatic selection of the opening mode of the door 102 is achieved.
In some alternative embodiments, as shown in fig. 5, a return spring is mounted in the retraction barrel 214, and is fixedly connected to the retraction shaft 216 to drive the retraction shaft 216 to maintain the ejected state.
The working principle of the invention is as follows: when the refrigerator is placed in the cabinet for use or used in other places with smaller placement space, the door body 102 rotates in the process of opening the refrigerator door, the fixing plate 221 fixed on the door body 102 is driven to rotate together, the fixing plate 221 drives the hinge shaft guide rail 227 to move with the retracting shaft guide rail 228, the hinge plate 211 is fixed on the refrigerator body 101, the hinge shaft 215 is fixed with the retracting shaft 216, the hinge shaft 215 and the retracting shaft 216 are matched with the hinge shaft guide rail 227 and the retracting shaft guide rail 228 to limit the rotating track of the door body 102, the rotating axle center of the door body 102 is offset in the rotating process, the outer edge of the door body 102 does not exceed the two sides of the refrigerator body 101 all the time in the width direction of the refrigerator, and the outer edge of the refrigerator door can be prevented from being interfered with the movement of the cabinet or the wall, so that the refrigerator door is opened smoothly, and the requirements of more users are met.
Those of ordinary skill in the art will appreciate that: the discussion of any of the embodiments above is merely exemplary and is not intended to suggest that the scope of the invention (including the claims) is limited to these examples; the technical features of the above embodiments or in the different embodiments may also be combined within the idea of the invention, the steps may be implemented in any order and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity.
The present invention is intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Therefore, any omission, modification, equivalent replacement, improvement, etc. of the present invention should be included in the scope of the present invention.
Claims (5)
1. The refrigerator with the changeable refrigerator door rotation axis comprises a refrigerator body (101), wherein at least one door body (102) is arranged on the refrigerator body (101), a door gasket (103) is arranged on the inner side of the door body (102), and a hinge assembly (201) is connected between the door body (102) and the refrigerator body (101), and is characterized in that the hinge assembly (201) comprises a hinge plate (211) fixedly arranged on the refrigerator body (101), a hinge shaft (215) and a retraction shaft (216) are fixedly arranged on the hinge plate (211), a fixed plate (221) is fixedly arranged on the door body (102), a hinge shaft guide rail (227) and a retraction shaft guide rail (228) are arranged on the fixed plate (221), the hinge shaft (215) is inserted into the hinge shaft guide rail (227), the retraction shaft (216) is inserted into the retraction shaft guide rail (228), and the hinge shaft (215) is matched with the retraction shaft (216) so that the outer edge of the door body (102) does not exceed the width direction of the refrigerator body (101) in the rotation process of the door body (102);
the hinge plate (211) is fixedly connected with a hinge arm (213), the end part of the hinge arm (213) starts from the hinge plate (211) and extends towards the side surface of the refrigerator body (101) in a bending way, the end part of the hinge arm (213) does not exceed the side surface of the refrigerator body (101), the hinge shaft (215) is positioned on the lower surface of the end part of the hinge arm (213), and the retraction shaft (216) is arranged on the lower surface of the middle part of the hinge arm (213);
the hinge shaft guide rail (227) and the retraction shaft guide rail (228) are embedded in the fixed plate (221), the bottoms of the hinge shaft guide rail (227) and the retraction shaft guide rail (228) are connected with the bottom plate (231), the door body (102) is provided with a containing slot for containing the bottom plate (231), the hinge shaft guide rail (227) and the retraction shaft guide rail (228), and the upper surface of the fixed plate (221) is flush with the upper surface of the door body (102);
the device comprises a base plate (231), a first electric push rod (235) and a second electric push rod (236), wherein the first electric push rod (235) is arranged in a hinge shaft guide rail (227), the second electric push rod (236) is arranged in a retraction shaft guide rail (228), a limiting plate (233) is arranged at the top end of the first electric push rod (235), a limiting hole (234) matched with a hinge shaft (215) is formed in the limiting plate (233) and used for limiting the movement of the fixing plate (221) relative to the hinge shaft (215), a filling plate (232) is arranged at the top end of the second electric push rod (236) and used for filling the top surface of the retraction shaft guide rail (228), a retraction cylinder (214) is arranged on a hinge arm (213), and a retraction shaft (216) is elastically arranged in the retraction cylinder (214);
the refrigerator is characterized in that a controller is arranged in the refrigerator body (101), a range switch (104) is arranged on the side face of the refrigerator body (101) and used for measuring the distance b between the side face of the refrigerator body (101) and a wall, the distance a between the axis of the hinge shaft (215) and the side face of the refrigerator body (101) and the distance r between the outer edge of the door body (102) and the axis of the hinge shaft (215) are preset in the refrigerator controller, the controller judges whether to control the first electric push rod (235) and the second electric push rod (236) to retract according to the sizes of r-a and b, and when r-a is smaller than b, the first electric push rod (235) and the second electric push rod (236) are controlled to retract, and otherwise, no action is performed.
2. The refrigerator with a changeable rotation axis of a refrigerator door according to claim 1, wherein the hinge shaft guide rail (227) includes a first hinge shaft slot (222) and a second hinge shaft slot (223) which are mutually communicated, the slot widths of the first hinge shaft slot (222) and the second hinge shaft slot (223) are matched with the diameters of the hinge shafts (215), the hinge shafts (215) are guided, the retraction shaft guide rail (228) includes a first retraction shaft slot (224), a moving slot (225) and a second retraction shaft slot (226) which are mutually communicated, the first retraction shaft slot (224) and the second retraction shaft slot (226) are arc-shaped, and the first retraction shaft slot (224) and the second retraction shaft slot (226) are symmetrically arranged at two ends of the moving slot (225).
3. The refrigerator with a changeable rotation axis of the refrigerator door according to claim 1, wherein a plurality of groups of fixing holes (212) are formed on the hinge plate (211), and fixing screws are connected between the fixing holes (212) and the refrigerator body (101) for fixedly mounting the hinge plate (211) on the refrigerator body (101).
4. The refrigerator with the changeable rotation axis of the refrigerator door according to claim 1, wherein a handle is arranged on the door body (102), an infrared sensor is arranged on the handle and used for sensing a human body, and when the human body is sensed, the controller controls the distance measuring switch (104) to measure distance.
5. The refrigerator with a changeable rotation axis of a refrigerator door according to claim 4, wherein a return spring is installed in the retraction cylinder (214), and the return spring is fixedly connected with the retraction shaft (216), so as to drive the retraction shaft (216) to maintain an ejected state.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310571821.XA CN116294394B (en) | 2023-05-22 | 2023-05-22 | Refrigerator with changeable refrigerator door rotation axis |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310571821.XA CN116294394B (en) | 2023-05-22 | 2023-05-22 | Refrigerator with changeable refrigerator door rotation axis |
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| CN116294394A CN116294394A (en) | 2023-06-23 |
| CN116294394B true CN116294394B (en) | 2023-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002303071A (en) * | 2001-04-06 | 2002-10-18 | Sharp Corp | Door opening and closing mechanism |
| CN107489326A (en) * | 2016-08-05 | 2017-12-19 | 青岛海尔股份有限公司 | Refrigerator |
| CN111734244A (en) * | 2020-06-22 | 2020-10-02 | 长虹美菱股份有限公司 | Refrigerator door spacing hinge subassembly that opens and shuts |
| CN112282540A (en) * | 2019-07-23 | 2021-01-29 | 青岛海尔电冰箱有限公司 | Refrigerator with movable plate |
| CN114961472A (en) * | 2021-02-26 | 2022-08-30 | 青岛海尔电冰箱有限公司 | Hinge assembly with cover plate and refrigeration equipment with hinge assembly |
| CN115143690A (en) * | 2021-09-18 | 2022-10-04 | 海信（山东）冰箱有限公司 | Refrigerator with a door |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2439328B (en) * | 2006-06-22 | 2012-07-04 | Panasonic Mfg Uk Ltd | Domestic appliance with concealed hinge |
-
2023
- 2023-05-22 CN CN202310571821.XA patent/CN116294394B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002303071A (en) * | 2001-04-06 | 2002-10-18 | Sharp Corp | Door opening and closing mechanism |
| CN107489326A (en) * | 2016-08-05 | 2017-12-19 | 青岛海尔股份有限公司 | Refrigerator |
| CN112282540A (en) * | 2019-07-23 | 2021-01-29 | 青岛海尔电冰箱有限公司 | Refrigerator with movable plate |
| CN111734244A (en) * | 2020-06-22 | 2020-10-02 | 长虹美菱股份有限公司 | Refrigerator door spacing hinge subassembly that opens and shuts |
| CN114961472A (en) * | 2021-02-26 | 2022-08-30 | 青岛海尔电冰箱有限公司 | Hinge assembly with cover plate and refrigeration equipment with hinge assembly |
| CN115143690A (en) * | 2021-09-18 | 2022-10-04 | 海信（山东）冰箱有限公司 | Refrigerator with a door |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116294394A (en) | 2023-06-23 |
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