WO2023159929A1 - Réfrigérateur - Google Patents

Réfrigérateur Download PDF

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Publication number
WO2023159929A1
WO2023159929A1 PCT/CN2022/120327 CN2022120327W WO2023159929A1 WO 2023159929 A1 WO2023159929 A1 WO 2023159929A1 CN 2022120327 W CN2022120327 W CN 2022120327W WO 2023159929 A1 WO2023159929 A1 WO 2023159929A1
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WO
WIPO (PCT)
Prior art keywords
door
door body
positioning
angle
refrigerator
Prior art date
Application number
PCT/CN2022/120327
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English (en)
Chinese (zh)
Inventor
万磊
王涤非
Original Assignee
青岛海信电子技术服务有限公司
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
Priority claimed from CN202210191160.3A external-priority patent/CN115110854B/zh
Priority claimed from CN202210188763.8A external-priority patent/CN115111856B/zh
Priority claimed from CN202210188764.2A external-priority patent/CN115111857B/zh
Application filed by 青岛海信电子技术服务有限公司 filed Critical 青岛海信电子技术服务有限公司
Publication of WO2023159929A1 publication Critical patent/WO2023159929A1/fr

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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
    • E05D7/08—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

Definitions

  • the invention relates to the technical field of household appliances, in particular to a refrigerator.
  • the built-in refrigerator is to embed the refrigerator into the matching cabinet, and form a heat dissipation cycle through the feet, back plate and top plate. Therefore, there can be a small gap between the left and right side walls of the refrigerator and the inner wall of the cabinet.
  • a refrigerator which includes a box body, a hinge assembly and a door body.
  • the hinge assembly includes a guide groove, a positioning groove, a Rero triangle block and a positioning shaft.
  • the positioning groove is straight and located at the bottom of the guiding groove.
  • the Leroy triangular block fits with the guide groove and is movable relative to the guide groove.
  • the positioning axis is connected with the Rero triangle block.
  • the positioning shaft cooperates with the positioning slot and is movable relative to the positioning slot.
  • the door body is connected with the box body through the hinge assembly to open or close the box body.
  • the door body includes a door side wall and a door front wall.
  • the door side wall is a side wall of the door body close to the hinge assembly.
  • the door front wall is a side wall of the door body away from the box body.
  • the positioning shaft and the Rero triangle block are fixed relative to the box body; the positioning groove and the guide groove are fixed relative to the door body.
  • a plane defining a side of the box close to the hinge assembly is a reference plane.
  • the side of the reference plane close to the box is the inside, and the side of the reference plane away from the box is the outside.
  • FIG. 1 is a perspective view of a refrigerator according to some embodiments
  • Fig. 2 is a top view of a refrigerator installed in a cabinet according to some embodiments
  • Fig. 3 is a structural diagram of a hinge assembly of a refrigerator according to some embodiments.
  • Fig. 4 is an exploded view of a hinge assembly of a refrigerator according to some embodiments.
  • Fig. 5 is a structural diagram of a hinge assembly of a refrigerator when the door body is in a closed state according to some embodiments
  • Fig. 6 is a structural diagram of a hinge assembly of a refrigerator when the door is opened to a first angle according to some embodiments
  • Fig. 7 is a structural diagram of a hinge assembly of a refrigerator when the door body is opened to a second angle according to some embodiments
  • Fig. 8 is a structural diagram of a hinge assembly of a refrigerator when the door body is opened to a third angle according to some embodiments;
  • Fig. 9 is a structural diagram of a hinge assembly of a refrigerator when the door body is opened to a fourth angle according to some embodiments.
  • Fig. 10 is a structural diagram of a hinge assembly of a refrigerator when the door body is opened to a fifth angle according to some embodiments;
  • Fig. 11 is a structural diagram of a hinge assembly of a refrigerator when the door body is opened from a closed state to a first angle according to some embodiments;
  • Fig. 12 is a structural diagram of a hinge assembly of a refrigerator when the door body is opened from a closed state to a second angle according to some embodiments;
  • Fig. 13 is a structural diagram of a hinge assembly of a refrigerator when the door body is opened from a closed state to a third angle according to some embodiments;
  • Fig. 14 is a structural diagram of a hinge assembly of a refrigerator when the door body is opened from a closed state to a fourth angle according to some embodiments;
  • Fig. 15 is a structural diagram of a hinge assembly of a refrigerator when the door body is opened from a closed state to a fifth angle according to some embodiments;
  • Fig. 16 is a structural view of a hinge assembly of a refrigerator according to some embodiments when the door body is opened from a closed state to a second angle via a first angle;
  • Fig. 17 is a structural view of a hinge assembly of a refrigerator according to some embodiments when the door body is opened from the second angle to the fourth angle via the third angle;
  • Fig. 18 is a structural view of a hinge assembly of a refrigerator when the door body is opened from a fourth angle to a fifth angle according to some embodiments;
  • Fig. 19 is a structural view of a hinge assembly of a refrigerator in the process of opening the door from a closed state to a fifth angle according to some embodiments;
  • Fig. 20 is a structural diagram of a door body and hinge assembly of a refrigerator according to some embodiments.
  • first and second are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, a feature defined as “first” and “second” may explicitly or implicitly include one or more of these features. In the description of the embodiments of the present disclosure, unless otherwise specified, "plurality” means two or more.
  • the expressions “coupled” and “connected” and their derivatives may be used.
  • the term “connected” may be used in describing some embodiments to indicate that two or more elements are in direct physical or electrical contact with each other.
  • the term “coupled” may be used when describing some embodiments to indicate that two or more elements are in direct physical or electrical contact.
  • the terms “coupled” or “communicatively coupled” may also mean that two or more elements are not in direct contact with each other, but yet still co-operate or interact with each other.
  • the embodiments disclosed here are not necessarily limited by the content herein.
  • At least one of A, B and C has the same meaning as “at least one of A, B or C” and both include the following combinations of A, B and C: A only, B only, C only, A and B A combination of A and C, a combination of B and C, and a combination of A, B and C.
  • a and/or B includes the following three combinations: A only, B only, and a combination of A and B.
  • parallel As used herein, “parallel”, “perpendicular”, and “equal” include the stated situation and the situation similar to the stated situation, the range of the similar situation is within the acceptable deviation range, wherein the The stated range of acceptable deviation is as determined by one of ordinary skill in the art taking into account the measurement in question and errors associated with measurement of the particular quantity (ie, limitations of the measurement system).
  • “parallel” includes absolute parallelism and approximate parallelism, wherein the acceptable deviation range of approximate parallelism can be, for example, a deviation within 5°; Deviation within 5°.
  • “Equal” includes absolute equality and approximate equality, where the difference between the two that may be equal is less than or equal to 5% of either within acceptable tolerances for approximate equality, for example.
  • the orientation expressions of up, down, left, right, front, and rear in the present disclosure refer to the state of the refrigerator when it is in use.
  • the side facing the user is the front side
  • the opposite side is the rear side.
  • the height direction of the refrigerator is up and down.
  • the left-right direction of the refrigerator is opposite to the user's left-right direction, for example, the left side of the refrigerator is the user's right side, and the right side of the refrigerator is the user's left side.
  • the refrigerator 1 includes a box body 10 , a door body 20 and a hinge assembly 30 .
  • the box body 10 includes an inner container, an outer shell and a heat insulation layer.
  • the inner container is roughly in the shape of a rectangular box, and a storage room 11 is defined therein.
  • the shape of the outer casing matches the shape of the inner container, and the inner container is arranged in the outer casing.
  • the heat insulation layer is disposed between the inner container and the outer shell to block the heat transfer between the storage chamber and the outer space of the box body 10 .
  • the storage room 11 is configured to store food, and a user can put food into the storage room 11 or take out food from the storage room 11 through the access opening 12 .
  • the refrigerator 1 further includes a refrigeration device including an evaporator, a compressor, a condenser and an expansion device.
  • the refrigerating device lowers the temperature of the air through latent heat of evaporation of the refrigerant, thereby providing cold air for the storage room 11 .
  • the storage room 11 is divided into a refrigerator room and a freezer room.
  • the refrigerating room can maintain the temperature of the air inside it at about 0° C. to 5° C. and store food in a refrigerating mode.
  • the freezer can maintain the temperature of the air inside it at about -30°C to 0°C, and store food in a freezing mode.
  • the box body 10 may also include other chambers, for example, a vacuum chamber, a constant temperature chamber, and the like.
  • the refrigerator compartment and the freezer compartment are arranged along the height direction of the refrigerator 1 .
  • the refrigerating compartment is located below the freezing compartment.
  • the refrigerator compartment and the freezer compartment may be arranged in other ways, which is not limited in the present disclosure.
  • the door body 20 is connected to one end (such as the front end) of the box body 10 through a hinge assembly 30 .
  • the door body 20 can be rotated to open or close the storage compartment 11.
  • the access opening 12 allows food to be put in or taken out.
  • the hinge assembly 30 is, for example, a first hinge assembly 40 or a second hinge assembly 50 .
  • the first hinge assembly 40 is arranged on the upper part of the box body 10, and is fixedly connected with the box body 10 and the door body 20 respectively;
  • the second hinge assembly 50 is arranged at the lower part of the box body 10, and is respectively fixed with the box body 10 and the door body 20 connect.
  • the first hinge assembly 40 and the second hinge assembly 50 are arranged along the same axis, so that the door body 20 can rotate around the axis to realize the opening and closing of the door body 20 .
  • the hinge assembly 30 is located on the left or right side of the door body 20 .
  • the door body 20 includes a left side wall, a right side wall, an upper side wall, a lower side wall and a front side wall.
  • the side wall closer to the hinge assembly 30 among the left side wall and the right side wall of the door body 20 is called the door side wall 21 .
  • the hinge assembly 30 is arranged on the left end of the door body 20 (that is, the user's right end), then the left side wall of the door body 20 is called the door side wall 21, and the right end of the door body 20 is referred to as Its left end is the center of rotation for rotating motion.
  • the hinge assembly 30 when the hinge assembly 30 is arranged at the right end of the door body 20 , the right side wall of the door body 20 is called the door side wall 21 , and the left end of the door body 20 rotates with its right end as the rotation center.
  • the side wall (for example, the front side wall) away from the box body 10 when the door body 20 is closed is called the door front wall 22 , and the door body 20 is closed when it is closed.
  • the side wall (eg, the rear side wall) close to the box body 10 is called the door rear wall 23 .
  • the intersection of the door front wall 22 and the door side wall 21 forms a side edge K.
  • the intersection line of the two planes is the theoretical side edge K.
  • the intersection of the door front wall 22 and the door side wall 21 is usually rounded and transitioned. In this way, the intersection of the door front wall 22 and the door side wall 21 forms a curved surface, and any straight line extending along the height direction (ie, up and down direction) of the refrigerator 1 on the curved surface can represent the side edge K.
  • the box body 10 includes a left side wall, a right side wall, an upper side wall, a lower side wall and a rear side wall.
  • the plane where the side wall near the hinge assembly 30 of the left and right side walls of the box body 10 is located is defined as the reference plane M.
  • the side where the box body 10 is located is defined as the inner side, and the opposite side is defined as the outer side.
  • the hinge assembly 30 is arranged at the left end of the box body 10 , then the left side wall of the box body 10 is defined as a reference plane M, and the inner side is the right side of the reference plane M.
  • the hinge assembly 30 when the hinge assembly 30 is arranged at the right end of the box body 10 , the right side wall of the box body 10 is defined as a reference plane M, and the inner side is the left side of the reference plane M.
  • the width of the first gap Y is usually any value between 3mm and 5mm, for example, the width of the first gap Y can be 3mm, 4mm or 5mm.
  • the side edge K exceeds the distance of the reference plane M (that is, as the door body 20 rotates, when the side edge K exceeds the distance from the reference plane M
  • the distance between the side edge K and the reference plane M should not be too large, for example, the distance should not be greater than 5mm. Otherwise, the side edge K will collide with the cabinet 100 , causing the door body 20 to not be fully opened, thereby causing damage to the door body 20 or the cabinet 100 .
  • the hinge assembly 30 is in the form of a double-axis (comprising a Leroux triangle block and a positioning shaft) hinge, so that when the door body 20 rotates, its side edge K moves to the inner side, thereby preventing the side edge K from colliding with Cabinet 100 bumps.
  • the first hinge assembly 40 includes a hinge plate 410 , a positioning shaft 420 , a Rero triangle block 430 , a positioning slot 440 and a guide slot 450 .
  • the hinge plate 410 includes a connecting portion 411 and an extending portion 412 connected with the connecting portion 411 and extending horizontally.
  • the connecting portion 411 is fixedly connected to the upper side wall of the box body 10 .
  • the connecting part 411 has a plurality of first through holes 4111, and the box body 10 has a plurality of second through holes 13, and the plurality of second through holes 13 are located in the upper side wall of the box body 10 and are aligned with the plurality of first through holes 4111.
  • the first connecting portion 411 can be fixedly connected to the box body 10 through fasteners such as screws.
  • the Reuleaux triangle block 430 is a flat plate in the shape of a Reuleaux triangle.
  • a side wall of the Rero triangle block 430 is attached to a lower side wall of the extension part 412 and is fixedly connected with the extension part 412 .
  • the positioning shaft 420 is located on a side (lower side) of the Rero Triangular block 430 away from the extension portion 412 , and is fixedly connected to the Rero Triangular block 430 .
  • the positioning axis 420 is perpendicular to the Rero Triangular block 430 (ie, the central axis of the positioning shaft 420 is perpendicular to the Rero Triangular block 430 ).
  • the Relos triangle is a curved-sided triangle with each vertex of an equilateral triangle as the center, the side length of the equilateral triangle as the radius, an arc between the other two vertices, and three arcs.
  • the connecting part 411 and the extension part 412 are integrally formed, and the hinge plate 410, the positioning shaft 420 and the Rero triangular block 430 are integrally formed, or the hinge plate 410, the positioning shaft 420 and the Rero triangular block 430 are divided into two parts.
  • the body part, and the hinge plate 410, the positioning shaft 420 and the Rero triangular block 430 can be assembled and fixed by welding or threaded connection.
  • the door body 20 includes a first guide bar 210 and a second guide bar 220 .
  • the first guide bar 210 and the second guide bar 220 are located on the upper side wall of the door body 20 and protrude upward.
  • the first guide bar 210 and the second guide bar 220 extend along the thickness direction of the door body 20 and are spaced apart along the width direction of the door body 20 to define a guide groove 450 .
  • the first guide bar 210 is farther away from the door side wall 21 than the second guide bar 220 .
  • the guide groove 450 extends along the thickness direction of the door body 20 and is parallel to the door side wall 21 .
  • the bottom of the guide groove 450 is recessed downward to form the positioning groove 440 .
  • the positioning groove 440 extends along the width direction of the door body 20 and is parallel to the front wall 22 of the door.
  • the guide groove 450 is formed in the upper sidewall of the door body 20 , that is, the upper sidewall of the door body 20 is recessed downward to form the guide groove 450 .
  • the first guide bar 210 and the second guide bar 220 are separated by a first predetermined distance E, that is, the width of the guide groove 450 in the width direction of the door body 20 is E.
  • the side length of the regular triangle defined by the Reroux triangle block 430 is approximately equal to the first predetermined distance E.
  • the positioning shaft 420 is inserted in the positioning slot 440 and matched with the positioning slot 440 ; the Leroux triangle block 430 is inserted in the guiding slot 450 and matched with the guiding slot 450 .
  • the positioning shaft 420 relatively moves in the positioning groove 440
  • the Rero triangular block 430 relatively moves in the guide groove 450 .
  • the Relo triangular block 430 relatively moves in the guide groove 450
  • the Relo triangular block 430 is in contact with the first guide bar 210 and the second guide bar 220, and the Relo triangular block 430 is tangent to the first guide bar 210 and the second guide bar 220. At least one of the two guiding strips 220 .
  • the box body 10 and the door body 20 are connected through the first hinge assembly 40 , and the door body 20 can rotate relative to the box body 10 through the first hinge assembly 40 .
  • some embodiments of the present disclosure are not limited to disposing the positioning shaft 420 and the Rero triangle block 430 on the hinge plate 410 .
  • the positioning shaft 420 and the Relo triangle block 430 are arranged on the door body 20, and the positioning groove 440 and the guide groove 450 are arranged in the hinge plate 410;
  • One of the) and a groove are arranged on the hinge plate 410, and the other axis (that is, the other of the positioning axis 420 or the Rero triangle block 430 ) or another groove (ie, the other one of the positioning groove 440 or the guide groove 450 ) is provided on the door body 20 .
  • the following mainly takes the positioning shaft 420 and the Relo triangle block 430 disposed on the hinge plate 410 as an example, and the positioning groove 440 and the guide groove 450 are disposed on the door body 20 as an example. limits.
  • the structure of the second hinge assembly 50 is substantially the same as that of the first hinge assembly 40, the only difference being:
  • the second hinge assembly 50 is located at the lower part of the box body 10 , the connection portion of the second hinge assembly 50 is fixedly connected to the front end of the box body 10 , and the extension portion of the second hinge assembly 50 is substantially perpendicular to the connection portion.
  • the box body 10 remains stationary during the rotation of the door body 20 relative to the box body 10, so Hinge plate 410, positioning shaft 420 and Rero triangle 430 also remain stationary.
  • the positioning slot 440 will move relative to the positioning shaft 420
  • the guide slot 450 will move relative to the Rero triangle block 430 .
  • the positioning groove 440 is a static reference object, the positioning shaft 420 moves in the positioning slot 440 , and the manner in which the Rero triangular block 430 moves in the guide slot 450 is described.
  • the central trajectory of the positioning groove 440 is a positioning trajectory S, and the positioning trajectory S is a straight line segment. One end of the positioning trajectory S is farther away from the door side wall 21 than the other end of the positioning trajectory S, and the positioning trajectory S is parallel to the door front wall 22 .
  • the orthographic projection of the central axis of the positioning shaft 420 on the bottom of the positioning groove 440 is the positioning center point P.
  • the positioning center point P moves toward the direction close to the door side wall 21 along the positioning track line S, so that the door body 20 moves a certain distance to the inner side while rotating, so that the door body can be avoided. 20 collided with cabinet 100.
  • the Reroux triangle block 430 includes three vertices, and these three vertices are successively recorded as the first vertex A, the second vertex
  • One side surface of 220 is tangent to the third midpoint C m , and the line segment AB is parallel to the door side wall 21 .
  • the positioning axis 420 is disposed on the Reroux triangle block 430 and is close to any one of the three vertices.
  • the positioning axis 420 is close to the first vertex A, and the positioning center point P is located on the line segment OA.
  • line segment OP is longer than line segment AP.
  • the line segment OP is denoted as the axis line segment OP.
  • the first vertex A of the Reroux triangle 430 is closer to the box 10 than the third vertex C, and the third top and bottom C is closer to the box 10 than the second vertex B. That is to say, the distances between the first vertex A, the third vertex C, and the second vertex B and the end surface of the box body 10 near the door body 20 increase sequentially.
  • the positioning axis 420 is close to the first vertex A, and the first vertex A is close to the box body 10, so as to increase the distance that the door body 20 moves to the inside during the opening process, and avoid collision between the side edge K and the cabinet 100 .
  • the movement of the positioning shaft 420 along the positioning slot 440 is equivalent to the movement of the positioning center point P along the positioning track S.
  • the hinge plate 410 is fixedly connected to the box body 10 and the Relo triangular block 430 respectively, and the positioning shaft 420 is fixedly connected to the Rero triangular block 430, therefore, the Relo triangular block 430 and the positioning shaft 420 are both stationary relative to the box body 10, That is to say, the movement of the Rero triangle block 430 relative to the guide groove 450 is equivalent to the movement of the box body 10 relative to the door body 20 .
  • the axial line segment OP is stationary relative to the Rero triangular block 430, therefore, the movement of the axial line segment OP relative to the guide groove 450 is equivalent to the movement of the Rero triangular block 430 relative to the guide groove 450, and is also equivalent to the movement of the box body 10 relative to the movement of the door body 20.
  • the movement of the positioning center point P along the positioning trajectory S will be used to represent the movement of the positioning shaft 420 along the positioning groove 440, and the movement of the axis line segment OP relative to the guide groove 450 will be used to represent the Reroux triangle block 430 Movement relative to guide slot 450.
  • the positioning trajectory S includes a first positioning end point P 0 and a second positioning end point Pe.
  • the first positioning end point P 0 and the second positioning end point Pe are two ends of the positioning track line S, and the second positioning end point Pe is closer to the door side wall 21 than the first positioning end point P 0 .
  • the positioning trajectory line S is perpendicular to the door side wall 21 and parallel to the door front wall 22 .
  • the distance between the positioning trajectory line S and the door front wall 22 is the third preset distance D1
  • the distance between the positioning trajectory line S and the door rear wall 23 is the fourth preset distance D2
  • the ratio of the third preset distance D1 to the fourth preset distance D2 is greater than 1 and less than or equal to 3.
  • the ratio of the third preset distance D1 to the fourth preset distance D2 is 3, 2 or 3/2.
  • the positioning groove 440 is set closer to the door rear wall 23 (relative to the door front wall 22), so that when the door body 20 is opened by the user, the positioning shaft 420 is located on the door body 20 away from the door front wall 22 and close to the door side wall. 21, so that the force on the door body 20 can be balanced. In this way, it is beneficial to improve the smoothness and stability of the door body 20 during the opening process, and can improve the strength of the door body 20 and the positioning groove 440 .
  • the fourth preset distance D2 is any value between 13mm and 17mm, for example, the third preset distance D1 is 30mm, and the fourth preset distance D2 is 15mm.
  • the thickness of the door body 20 is any value between 44 mm and 53 mm, so that the maximum distance of the side edge K beyond the reference plane M during the door opening process of the door body 20 is relatively small.
  • the maximum distance of the lateral edge K beyond the reference plane M is less than 3 mm.
  • the positioning center point when the door body 20 is in the closed state, the positioning center point
  • the maximum angle at which the door 20 of the refrigerator 1 can be opened is the fifth angle G 5 , and the fifth angle G 5 >90°.
  • the relative positions of the positioning shaft 420 and the positioning groove 440 and the relative positions of the Leroux triangle block 430 and the guide groove 450 will be compared in combination with the multiple angular states in the process of the door body 20 being opened from the closed state to the fifth angle G5 . Make a specific introduction.
  • the door body 20 is in a closed state (that is, the opening angle of the door body 20 is 0°), and
  • the first vertex A, the second vertex B, the third vertex C, and the guide center point O of the Leroux triangle block 430 are located at the first trajectory point A 0 , the second trajectory point B 0 , and the guide groove 450 respectively.
  • the third track point C 0 and the guiding track point O 0 are located at the first trajectory point A 0 , the second trajectory point B 0 , and the guide groove 450 respectively.
  • first angle G 1 may be any angle between 0° and the second angle G 2 .
  • the positioning trajectory line S further includes a first displacement point P 1 , and the first displacement point P 1 is closer to the door side wall 21 than the first positioning end point P 0 .
  • the positioning center point P of the positioning shaft 420 moves to the first displacement point P1 .
  • the first apex A, the second apex B, the third apex C, and the guide center point O of the Leroy triangle block 430 are located at the first vertex in the guide groove 450 in sequence.
  • the isolocalization trajectory S further includes a second displacement point P 2 , and the second displacement point P 2 is closer to the door side wall 21 than the first displacement point P 1 .
  • the positioning center point P is located at the second displacement point P 2 .
  • the second apex B of the Reroux triangle block 430 cooperates with the first guide bar 210 ; the third apex C of the Reroux triangle block 430 cooperates with the second guide bar 220 .
  • the first vertex A, the second vertex B, the third vertex C and the guide center point O of the Leroy triangle block 430 are respectively located at the first trajectory point A 2 , the second trajectory point B 2 , and the guide groove 450 .
  • the third track point C2 and the guide track point O2 are all located on the side of the second guide strip 220 close to the first guide strip 210, and along the rear of the door. The direction from the wall 23 to the door front wall 22 (ie, the direction from the rear to the front) is arranged.
  • the third angle G3 may be larger than the second angle G2 and smaller than the fourth angle G4
  • the point of engagement with the groove 450 is different.
  • the positioning trajectory S also includes a third displacement point P3.
  • the third displacement point P3 is located between the second displacement point P2 and the second positioning end point Pe.
  • the positioning center point P of the positioning shaft 420 is located at the third displacement point P3 .
  • the first vertex A, the second vertex B, the third vertex C, and the guide center point O of the Leroy triangle block 430 are located at the first vertex in the guide groove 450 respectively.
  • the positioning center point P of the positioning axis 420 is located at the second positioning end point Pe of the positioning trajectory line S, and the Leroy triangle block
  • the second vertex B of 430 is matched with the first guide bar 210
  • the first vertex A of the Reroux triangle 430 is matched with the second guide bar 220 .
  • the first apex A, the second apex B, the third apex C and the guide center point O of the Leroy triangle block 430 are located at the first vertex in the guide groove 450 respectively.
  • a track point Ae, a second track point Be, a third track point Ce, and a guide track point Oe. 12 to 14, the second trajectory point B 2 , the second trajectory point B 3 and the second trajectory point Be are all located on the side of the first guide strip 210 close to the second guide strip 220, and along the door front wall 22 to the direction of the door rear wall 23.
  • the fourth angle G 4 ⁇ [88°, 92°].
  • the fourth angle G 4 is 90°.
  • the door body 20 can also be opened to a fifth angle G 5 .
  • the first vertex A of the corner block 430 matches with the second guide bar 220 .
  • the point of fit changes as the door body 20 is opened.
  • the positioning trajectory S further includes a fourth displacement point P 4 , and the fourth displacement point P 4 is located between the third displacement point P 3 and the second positioning end point Pe.
  • the positioning center point P of the positioning axis 420 is located at the fourth displacement point P 4 of the positioning trajectory S.
  • the first vertex A, the second vertex B, the third vertex C, and the guide center point O of the Leroy triangle block 430 are located at the first vertex in the guide groove 450 respectively.
  • the first trajectory point Ae and the first trajectory point A4 are both located on the side of the second guide bar 220 close to the first guide bar 210, and along the door rear wall 23 to the door front wall 22 direction arrangement.
  • the fifth angle G 5 ⁇ [105°, 115°].
  • the fifth angle G 5 is 105°, 110° or 115°.
  • the first positioning end point P 0 , the first displacement point P 1 , the second displacement point P 2 , the third displacement point P 3 , the fourth displacement point P 4 , and the second positioning end point Pe are close to the door side wall along the positioning trajectory line S.
  • the squares of 21 are distributed sequentially.
  • the position of the fourth displacement point P 4 is closer to the third displacement point P 3 as the fifth angle G 5 increases.
  • the fifth angle G 5 is ⁇ 115° (for example, the fifth angle G 5 is 112°)
  • the fourth displacement point P 4 is located between the third displacement point P 3 and the second positioning end point Pe.
  • the fifth angle G 5 may also be greater than 115°.
  • the fourth displacement point P 4 is located on the side of the third displacement point P 3 away from the second positioning end point Pe.
  • the positioning shaft 420 moves relative to the positioning groove 440, and the Leroy triangular block 430 moves relative to the guide groove 450.
  • the positioning center point P and the axis The movement track of the heart line segment OP will introduce the process of opening the door body 20 in detail.
  • the third arc edge of the Leroy triangle block 430 It cooperates with the first guide bar 210
  • the third vertex C of the Rero triangle block 430 cooperates with the second guide bar 220 .
  • the second vertex B of the Reroux triangle block 430 is matched with the first guide bar 210
  • the third vertex C of the Reroux triangle block 430 is matched with the second guide bar 220.
  • the positioning groove 440 and the guide groove 450 are used as static reference objects, then when the door body 20 is opened from the closed state to the second angle G2 , the positioning shaft 420 moves to the outside along the positioning groove 440 (that is, , close to the direction of the door side wall 21), and the Leroux triangle block 430 rotates clockwise in the guide groove 450, that is to say, the axis segment OP moves to the outside while rotating clockwise.
  • the axis line segment OP rotates clockwise from the initial line segment O 0 P 0 and moves to the outside to the second angle.
  • a segment O 1 P 1 when the door body 20 is opened from the first angle G1 to the second angle G2 , the axis line segment OP rotates clockwise from the first line segment O 1 P 1 and moves to the outside to the second line segment O2P2 .
  • the movement of the axis segment OP relative to the track groove is equivalent to the movement of the box body 10 relative to the door body 20 .
  • the movement of the door 20 relative to the box 10 can be obtained from the movement of the box 10 relative to the door 20 .
  • the axis segment OP (equivalent to the box body 10) is clockwise relative to the door body 20 Rotate and move outward.
  • the door body 20 rotates counterclockwise relative to the box body 10 and moves toward the The inner side of the door 20 can be prevented from colliding with the cabinet 100 during opening.
  • the positioning center point P of the positioning shaft 420 approaches the door from the second displacement point P2 along the positioning track line S.
  • the direction of the side wall 21 moves to the second positioning end point Pe via the third displacement point P3 .
  • the two guide strips 220 cooperate.
  • the second apex B of the Reroux triangle block 430 is matched with the first guide bar 210, and the first apex A of the Reroux triangle block 430 is matched with the second guide bar 220.
  • the axis line segment OP changes from the second line segment O 2 P 2 Rotate clockwise and move to the outside to the third line segment O 3 P 3 .
  • the axis line segment OP rotates clockwise from the third line segment O3P3 and moves to the outside to the fourth line segment OePe place.
  • the movement of the axis segment OP relative to the track groove (including the positioning groove 440 and the guide groove 450 ) is equivalent to the movement of the box body 10 relative to the door body 20 .
  • the movement of the door 20 relative to the box 10 can be obtained from the movement of the box 10 relative to the door 20 .
  • the axis segment OP (equal to the box body 10) is relative to the door body 20 along the Rotate clockwise and move outward.
  • the door body 20 rotates counterclockwise relative to the box body 10 during the process of opening the door body 20 from the second angle G2 to the fourth angle G4 And move to the inner side, so as to prevent the door body 20 from colliding with the cabinet 100 during the opening process.
  • the axis line segment OP rotates clockwise and moves to the outside, that is, the axis line segment OP changes from the initial line segment O 0 P 0 moves to the fourth line segment OePe via the first line segment O 1 P 1 , the second line segment O 2 P 2 and the third line segment O 3 P 3 in sequence.
  • the movement of the axis segment OP relative to the track groove (including the positioning groove 440 and the guide groove 450 ) is equivalent to the movement of the box body 10 relative to the door body 20 .
  • the movement of the door 20 relative to the box 10 can be obtained from the movement of the box 10 relative to the door 20 .
  • the axis segment OP (equivalent to the box body 10) is relative to the door body. 20 rotates clockwise and moves outward.
  • the door body 20 moves counterclockwise relative to the box body 10. direction and move to the inner side by a first distance, thereby preventing the door body 20 from colliding with the cabinet 100 during the opening process.
  • the door front wall 22 of the door body 20 is approximately parallel to the reference plane M, and the door front wall There is a second preset distance D between 22 and the reference plane M, for example, 0mm ⁇ D ⁇ 3mm.
  • the door front wall 22 may be located on the outside or the inside of the reference plane M, or the door front wall 22 may be located on the In the reference plane M, this disclosure does not limit it.
  • the positioning center point P of the positioning shaft 420 moves away from the door side along the positioning track line S from the second positioning end point Pe.
  • the orientation of the wall 21 is shifted to a fourth displacement point P 4 .
  • the positioning shaft 420 moves toward the inner side along the positioning groove 440. (that is, away from the direction of the door side wall 21), and the Leroy triangular block 430 rotates clockwise in the guide groove 450, that is to say, while the axis segment OP rotates clockwise, it moves toward the Move inside.
  • the axis line segment OP rotates clockwise from OePe and moves to the inside to the fifth line segment O 4 P 4 places.
  • the movement of the axis segment OP relative to the track groove (including the positioning groove 440 and the guide groove 450 ) is equivalent to the movement of the box body 10 relative to the door body 20 .
  • the motion of the door body 20 relative to the cabinet 10 can be obtained from the motion of the cabinet 10 relative to the door 20.
  • the axis segment OP (equivalent to the box body 10) is relative to the door body 20 along the Rotate clockwise and move towards the inside.
  • the door body 20 rotates counterclockwise relative to the box body 10 during the process of opening the door body 20 from the fourth angle G4 to the fifth angle G5 And move the second distance to the outside, so that when the door body 20 is opened to a large angle (greater than 90°), it will not block the pick-and-place opening 12, which is conducive to improving the user experience.
  • the position of the positioning shaft 420 in the positioning groove 440 and the position of the Leroy triangular block 430 are The position in the guide groove 450 changes all the time, which is beneficial to improve the smoothness of opening the door body 20 .
  • the positions of the three vertices of the Rero triangle block 430 in the guide groove 450 are not limited.
  • the first vertex A, the second vertex B and the third vertex C may be respectively located at the first track point A 0 , the second track point B 0 , and the third track point C 0 ;
  • the first vertex A, the second vertex B and the third vertex C may be located at the first trajectory point A 1 , the second trajectory point B 1 , and the third trajectory point C 1 respectively; or, the first vertex A, the third vertex
  • the second vertex B and the third vertex C may be respectively located at the first trajectory point A 2 , the second trajectory point B 2 , and the third trajectory point C 2 .
  • the first apex A, the second apex B and the third apex C may also be located at other positions, which will not be repeated in this disclosure.
  • the side edge trajectory line Ks includes the initial side edge trajectory point K 0 , the first side edge trajectory point K 1 , the second side edge trajectory point K 2 , the third side edge trajectory point K 3 , the fourth side edge trajectory point K 4 and Fifth flank locus point K 5 .
  • the side edge K follows the side edge trajectory The line Ks moves from the initial edge track point K 0 to the first edge track point K 1 , the second edge track point K 2 , the third edge track point K 3 and the fourth edge track point K 4 to the first edge track point K 4 Five-sided edge locus point K 5 .
  • the side edge K moves from the initial side edge track point K0 to the direction close to the box body 10 and passes through the first side edge to the outside.
  • the track point K 1 moves to the second flank track point K 2 .
  • the side edge K moves from the second side edge track point K2 to the direction close to the box body 10 and to the outside, and then moves towards the box body 10. body 10 and move to the inner side to the third side edge track point K 3 .
  • the side edge K makes a curvilinear movement.
  • the curved movement includes: the movement of the side edge K in the thickness direction of the refrigerator 1 , and the movement of the side edge K in the width direction of the refrigerator 1 .
  • the side edge K moves toward the box body 10; in the width direction of the refrigerator 1, the side edge K first moves to the outside and then moves to the inside.
  • the side edge K makes a part of the curve movement, and the part of the curve movement includes: in the thickness direction of the refrigerator 1, the side edge K Move towards the direction close to the box body; in the width direction of the refrigerator 1, the side edge K moves towards the outside.
  • the side edge K0 makes another part of the curve movement, and the other part of the curve movement is included in the thickness direction of the refrigerator 1 , the side edge K moves toward the direction close to the box body 10; in the width direction of the refrigerator 1, the side edge K moves toward the inner side.
  • the predetermined angle G k is greater than the second angle G 2 and smaller than the third angle G 3 , that is, the predetermined angle G k is any value between 28° and 65°
  • the side edge K moves to the predetermined position K', which is located outside the reference plane M, and the distance D k between the reference plane M reaches the maximum value, and the distance D k is smaller than the width of the gap Y, That is, the separation distance D k is less than or equal to 3 mm. In this way, it is possible to effectively prevent the door body 20 from colliding with the cabinet 100 during opening.

Landscapes

  • 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)
  • Refrigerator Housings (AREA)

Abstract

L'invention concerne un réfrigérateur (1), qui comprend un corps de boîte (10), un ensemble charnière (30) et un corps de porte (20); l'ensemble charnière (30) comprend une rainure de guidage (450), une rainure de positionnement (440), un bloc de triangle de Reuleaux (430) et un arbre de positionnement (420); le bloc de triangle de Reuleaux (430) coopère avec la rainure de guidage (450); l'arbre de positionnement (420) coopère avec la rainure de positionnement (440); le corps de porte (20) est relié au corps de boîte (10) au moyen de l'ensemble charnière (30); un plan où la face latérale du corps de boîte (10) proche de l'ensemble charnière (30) est situé est un plan de référence M; lors de l'ouverture du corps de porte (20), le bloc de triangle de Reuleaux (430) se déplace par rapport à la rainure de guidage (450), et l'arbre de positionnement (420) se déplace dans la rainure de positionnement (440) dans une direction vers une paroi latérale de porte (21), de façon à entraîner déplacement du corps de porte (20) vers un côté interne du plan de référence M lors de sa rotation.
PCT/CN2022/120327 2022-02-28 2022-09-21 Réfrigérateur WO2023159929A1 (fr)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
CN202210191160.3 2022-02-28
CN202210191160.3A CN115110854B (zh) 2022-02-28 2022-02-28 冰箱
CN202210188763.8A CN115111856B (zh) 2022-02-28 2022-02-28 冰箱
CN202210188763.8 2022-02-28
CN202210188764.2 2022-02-28
CN202210188764.2A CN115111857B (zh) 2022-02-28 2022-02-28 冰箱

Publications (1)

Publication Number Publication Date
WO2023159929A1 true WO2023159929A1 (fr) 2023-08-31

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2022/120327 WO2023159929A1 (fr) 2022-02-28 2022-09-21 Réfrigérateur

Country Status (1)

Country Link
WO (1) WO2023159929A1 (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030132689A1 (en) * 2002-01-15 2003-07-17 Samsung Electronics Co., Ltd. Refrigerator assembly unit
CN110700712A (zh) * 2018-07-09 2020-01-17 青岛海尔股份有限公司 一种用于冰箱的门体铰链装置及冰箱
CN111395900A (zh) * 2020-03-25 2020-07-10 江苏星徽精密科技有限公司 一种冰箱单轨嵌入式铰链
CN112282547A (zh) * 2019-07-23 2021-01-29 青岛海尔电冰箱有限公司 冰箱
CN112595011A (zh) * 2020-12-15 2021-04-02 海信（山东）冰箱有限公司 冰箱
CN113882768A (zh) * 2021-11-08 2022-01-04 江苏星徽精密科技有限公司 一种嵌入式开关门铰链
CN215632370U (zh) * 2021-02-09 2022-01-25 广东美的白色家电技术创新中心有限公司 一种箱体组件和制冷设备
CN115110856A (zh) * 2022-02-28 2022-09-27 海信（山东）冰箱有限公司 冰箱
CN115110858A (zh) * 2022-02-28 2022-09-27 海信（山东）冰箱有限公司 冰箱
CN115111862A (zh) * 2022-02-28 2022-09-27 海信（山东）冰箱有限公司 冰箱

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030132689A1 (en) * 2002-01-15 2003-07-17 Samsung Electronics Co., Ltd. Refrigerator assembly unit
CN110700712A (zh) * 2018-07-09 2020-01-17 青岛海尔股份有限公司 一种用于冰箱的门体铰链装置及冰箱
CN112282547A (zh) * 2019-07-23 2021-01-29 青岛海尔电冰箱有限公司 冰箱
CN111395900A (zh) * 2020-03-25 2020-07-10 江苏星徽精密科技有限公司 一种冰箱单轨嵌入式铰链
CN112595011A (zh) * 2020-12-15 2021-04-02 海信（山东）冰箱有限公司 冰箱
CN215632370U (zh) * 2021-02-09 2022-01-25 广东美的白色家电技术创新中心有限公司 一种箱体组件和制冷设备
CN113882768A (zh) * 2021-11-08 2022-01-04 江苏星徽精密科技有限公司 一种嵌入式开关门铰链
CN115110856A (zh) * 2022-02-28 2022-09-27 海信（山东）冰箱有限公司 冰箱
CN115110858A (zh) * 2022-02-28 2022-09-27 海信（山东）冰箱有限公司 冰箱
CN115111862A (zh) * 2022-02-28 2022-09-27 海信（山东）冰箱有限公司 冰箱

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