CN219887830U - Hinge assembly and refrigerator with same - Google Patents

Abstract

The utility model provides a hinge assembly and a refrigerator with the same, wherein the hinge assembly comprises a sliding seat, a first wedge block, a shaft seat of a first shaft body and a second shaft body, and a second wedge block, wherein the sliding seat is limited with a sliding groove, the first wedge block is arranged to face one side of a second hinge structure from the sliding seat, and the second wedge block is arranged to face one side of the sliding seat from the shaft seat; the outer surface of the first wedge block facing the shaft seat side is provided with a first inclined surface and a second inclined surface, and the outer surface of the second wedge block facing the sliding seat side is provided with a third inclined surface and a fourth inclined surface; in the sliding process of the first shaft body and the second shaft body in the sliding groove, the first wedge block rotates and moves along the third inclined plane relative to the second wedge block through the first inclined plane until the second inclined plane abuts against the fourth inclined plane, so that the door body can be automatically closed when being closed by a certain angle, the door body and the box body can be tightly attached, the heat insulation performance of the refrigerator is improved, and the service life of the refrigerator can be effectively prolonged.

Description

Hinge assembly and refrigerator with same

Technical Field

The utility model relates to the technical field of household equipment, in particular to a hinge assembly and a refrigerator with the hinge assembly.

Background

Nowadays, with the improvement of the income level of people, people increasingly pursue higher living standard, intelligent home appliances enter common families, and as the home appliance industry is continuously developed, the advocating of the technological and intelligent development of the home appliances becomes a necessary trend.

In daily life, the refrigerator is one of the requisite household appliances, and in the use process of the refrigerator, the conditions that a refrigerator door is forgotten to be closed, the refrigerator door is not closed tightly and the like often exist, and once a user does not close the refrigerator door or does not close tightly, the refrigerating effect of the refrigerator can be influenced, so that the temperature in the refrigerator can not reach the refrigerating temperature, and the normal use of the refrigerator is influenced. And because the refrigerator door is not closed tightly for a long time, the compressor can work all the time, the power consumption is increased, the waste of power resources is caused, the service life of parts such as the refrigerator compressor is influenced, and the normal use requirement of a user can not be met.

Disclosure of Invention

The utility model provides a hinge assembly and a refrigerator with the hinge assembly, and aims to solve the problem that a door body in the existing refrigerator is easy to forget to close or is not tightly closed so as to influence the refrigerating effect.

In order to achieve one of the above objects, an embodiment of the present utility model provides a hinge assembly, which includes a first hinge structure and a second hinge structure that are matched with each other, the first hinge structure includes a sliding seat defining a sliding slot, a first wedge protruding from the sliding seat toward one side of the second hinge structure, and the second hinge structure includes a shaft seat defining a first shaft body and a second shaft body, and a second wedge protruding from the shaft seat toward one side of the sliding seat; the outer surface of the first wedge block facing the shaft seat side is provided with a first inclined surface and a second inclined surface, and the outer surface of the second wedge block facing the sliding seat side is provided with a third inclined surface and a fourth inclined surface; and in the sliding process of the first shaft body and the second shaft body in the sliding groove, the first wedge block can rotate and move relative to the second wedge block along the third inclined plane through the first inclined plane until the second inclined plane abuts against the fourth inclined plane.

As a further improvement of the above technique, the slope of the first slope is greater than the slope of the second slope, which abuts against the fourth slope when the hinge assembly is in the closed state.

As a further improvement of the above technique, the second wedge further includes a flat surface connecting the third inclined surface and the fourth inclined surface.

As a further improvement of the above technology, the second hinge structure further includes a movable seat formed with the second wedge, and the movable seat is fixedly mounted on a side of the shaft seat facing the sliding seat.

As a further improvement of the above technology, the movable seat is made of POM material.

As a further improvement of the above technology, the hinge assembly is used for connecting the box body and the door body, the first wedge block is located at one side, close to the box body, of the sliding seat relative to the door body, and the second wedge block is arranged corresponding to the first wedge block.

As a further improvement of the above technology, the sliding groove includes a first groove matched with the first shaft body, and a second groove matched with the second shaft body, wherein the first shaft body is positioned in the first groove, and the second shaft body moves in the second groove during the opening and closing process of the hinge assembly.

As a further improvement of the above technique, the first groove is provided as a straight groove and the second groove is provided as a curved groove.

As a further improvement of the above technology, the case has a storage chamber, a pivoting side connected to the hinge assembly, the first slot includes an initial position and a first stop position, the second slot includes a first end, a second end, and a first section and a second section that are located between the first end and the second end and are in communication, when the door is in a closed state, the first shaft is in the initial position, the second shaft is located at the first end, when the door is in a process of opening from the closed state to the first opening angle, the first shaft is kept in the initial position, the second shaft moves around the first shaft in the first section, and when the door is in a process of continuing to open from the first opening angle to the second opening angle, the second shaft moves in the second section to drive the first shaft to move from the initial position to the first stop position, and when the door moves from the pivoting side to the storage chamber.

As a further improvement of the above technology, the first slot further includes a second stop position, the second slot includes a third section and a fourth section between the second section and the second end, when the door body is in the process of continuing to open from the second opening angle to the third opening angle, the second shaft body moves in the third section to drive the first shaft body to move from the first stop position to the second stop position, and when the door body is in the process of continuing to open from the third opening angle to the maximum opening angle, the first shaft body is kept in the second stop position, and the second shaft body moves in the fourth section with the first shaft body as a center of a circle.

In an embodiment of the present utility model, there is also provided a refrigerator including a case, a door, and the hinge assembly provided in the above embodiment, the hinge assembly being used to connect the case and the door.

Compared with the prior art, the utility model has the beneficial effects that: above-mentioned hinge assembly and refrigerator that has it pass through mutually supporting between first voussoir and the second voussoir first axis body and second axis body are in the spout in-process of sliding, first voussoir passes through first inclined plane can be followed the third inclined plane is relative the second voussoir produces rotation and removes until the second inclined plane supports and leans on in the fourth inclined plane to make the door body realize automatic closure when closing certain angle, and can closely laminate between door body and the box, promote the thermal insulation performance of refrigerator, and then can effectively improve the life-span of refrigerator.

Drawings

Fig. 1 is a perspective view of a refrigerator provided in an embodiment of the present utility model;

FIG. 2 is an exploded view of a hinge assembly provided in one embodiment of the present utility model;

FIG. 3 is a perspective view of an upper hinge member provided in one embodiment of the present utility model;

FIG. 4 is a top view of a hinge assembly provided in an embodiment of the present utility model in a closed state;

FIG. 5 is a perspective view of the hinge assembly shown in FIG. 4;

FIG. 6 is a top view of a hinge assembly provided in an embodiment of the present utility model when opened to a first angle;

FIG. 7 is a perspective view of the hinge assembly shown in FIG. 6;

FIG. 8 is a top view of the hinge assembly provided in one embodiment of the present utility model when opened to a second angle;

FIG. 9 is a perspective view of the hinge assembly shown in FIG. 8;

FIG. 10 is a top view of a hinge assembly provided in an embodiment of the present utility model with the hinge assembly opened to a maximum angle;

fig. 11 is a perspective view of the hinge assembly shown in fig. 10.

The figure shows: 100. a refrigerator; 10. a case; 11. a storage chamber; 12. a pivoting side; 20. a door body; 30. a hinge assembly; 31. a first hinge structure; 311. a sliding seat; 3111. a chute; 3112. a first groove; l1, an initial position; l2, a first stop position; l3, a second stop position; 3113. a second groove; t1, a first end; t2, second end; s1, a first section; s2, a second section; s3, a third section; s4, a fourth section; 312. a first wedge; 3121. a first inclined surface; 3122. a second inclined surface; 33. a second hinge structure; 331. a shaft seat; 3311. a first shaft body; 3312. a second shaft body; 332. a second wedge; 3321. a third inclined surface; 3322. a fourth inclined surface; 3323. a plane; 333. a movable seat; 3331. and a through hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "front", "rear", "upper", "lower", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1 to 3, in an embodiment of the present utility model, there is provided a hinge assembly 30, the hinge assembly 30 including a first hinge structure 31 and a second hinge structure 33 which are engaged with each other, and the hinge assembly 30 being usable to connect a cabinet 10 and a door 20 of the refrigerator 100. Of course, the hinge assembly 30 may also be used in other household appliances. In addition, in an embodiment of the present utility model, there is also provided a refrigerator 100, the refrigerator 100 including a case 10, a door 20, and the hinge assembly 30 described above, the hinge assembly 30 being used to connect the case 10 and the door 20, the door 20 being used to open and close the case 10.

Specifically, the first hinge structure 31 includes a sliding seat 311 defining a sliding slot 3111, a first wedge 312 protruding from the sliding seat 311 toward the second hinge structure 33, and the second hinge structure 33 includes a shaft seat 331 defining a first shaft body 3311 and a second shaft body 3312, and a second wedge 332 protruding from the shaft seat 331 toward the sliding seat 311.

The outer surface of the first wedge 312 facing the shaft seat 331 is provided with a first inclined surface 3121 and a second inclined surface 3122, and the outer surface of the second wedge 332 facing the sliding seat 311 is provided with a third inclined surface 3321 and a fourth inclined surface 3322; during the sliding process of the first shaft body 3311 and the second shaft body 3312 in the sliding chute 3111, the first wedge 312 may rotate and move along the third inclined surface 3321 relative to the second wedge 332 by the first inclined surface 3121 until the second inclined surface 3122 abuts against the fourth inclined surface 3322, so as to ensure close closing between the door 20 and the case 10.

The hinge assembly 30 is configured to cooperate with the first wedge 312 and the second wedge 332, and when the first shaft body 3311 and the second shaft body 3312 slide in the chute 3111, the first wedge 312 may rotate and move relative to the second wedge 332 along the third inclined surface 3321 through the first inclined surface 3121 until the second inclined surface 3122 abuts against the fourth inclined surface 3322, so that the door body 20 is automatically closed when being closed by a certain angle, and the door body 20 and the box body 10 can be tightly attached to each other, thereby improving the heat insulation performance of the refrigerator 100, and further effectively improving the service life of the refrigerator 100.

In this embodiment, the slope of the first inclined plane 3121 is greater than the slope of the second inclined plane 3122, that is, when the protruding height of the first wedge 312 is fixed, the inclined plane length of the second inclined plane 3122 is greater than the length of the first inclined plane 3121, and the sliding fit between the second inclined plane 3122 and the fourth inclined plane 3322 is more gentle, so that the opening force of the door body 20 can be reduced during the opening process of the door body 20, the closing speed of the door body 20 can be slowed down during the closing process of the door body 20, and the impact on the box body 10 caused by the too high closing speed of the door body 20 is avoided.

Further, the second wedge 332 further includes a plane 3323 connecting the third inclined plane 3321 and the fourth inclined plane 3322, so that the door body 20 can move smoothly during the opening and closing process, and abrupt change at the connection between the third inclined plane 3321 and the fourth inclined plane 3322 is avoided, thereby slowing down the closing speed of the door body 20.

In this embodiment, the first wedge 312 is located at a side of the sliding seat 311, which is close to the case 10, with respect to the door body 20, the second wedge 332 is disposed corresponding to the first wedge 312, that is, the first wedge 312 and the second wedge 332 are located at a side, which is close to the case 10, when the hinge assembly 30 is closed, the first shaft body 3311 and the second shaft body 3312 are disposed close to the door body 20 with respect to the second wedge 332, and the chute 3111 is disposed close to the door body 20 with respect to the first wedge 312, so that the structure is more compact, the installation of the first shaft body 3311, the second shaft body 3312 and the chute 3111 is facilitated, and the first wedge 312 and the second wedge 332 can be hidden to the inside, so as to enhance the product appearance.

Further, the first wedge 312 and the second wedge 332 are correspondingly disposed around the rotation axis of the hinge assembly 30, so that the first wedge 312 and the second wedge 332 can be closely contacted during the rotation of the hinge assembly 30.

Further, the first inclined surface 3121, the second inclined surface 3122, the third inclined surface 3321, the plane 3323, and the fourth inclined surface 3322 are all provided with smooth transition, so that sliding between the first wedge 312 and the second wedge 332 is smoother, and the door body 20 is smoother in the opening or closing process.

In this embodiment, the lower hinge member further includes a movable seat 333 formed with the second wedge 332, and the movable seat 333 is fixedly mounted on a side of the shaft seat 331 facing the sliding seat 311. The axle seat 331 is mostly set to be the sheet metal component, the setting of movable seat 333 makes the second voussoir 332 set up alone relative axle seat 331, can reduce the material of axle seat and reduce the manufacturing degree of difficulty, and then can reduce manufacturing cost.

Further, the movable seat 333 is further provided with a through hole 3331 for the first shaft body 3311 and the second shaft body 3312 to pass through, and the movable seat 333 is fixed to the shaft seat 331 by a screw, so that the sliding stability of the first shaft body 3311 and the second shaft body 3312 in the sliding groove 3111 is ensured, and the abrasion of the first wedge 312 and the second wedge 332 is reduced, and the sliding between the first wedge 312 and the second wedge 332 is ensured to be smoother.

Optionally, a reinforcing rib is further provided on a side surface of the second wedge 332 to enhance the supporting strength of the second wedge 332.

In this embodiment, the movable seat 333 may be made of POM material, so as to reduce friction between the first wedge 312 and the second wedge 332, and reduce wear, so as to prolong the service life of the hinge assembly 30. In other embodiments, the movable seat 333 may be made of other materials, such as plastic, so that all the technical solutions similar to or the same as the present embodiment are included in the protection scope of the present utility model.

In this embodiment, the second hinge structure 33 is mounted to the case 10, and the first hinge structure 31 is mounted to the door 20. During the closing process of the door body 20, the first hinge structure 31 rotates relative to the second hinge structure 33 until the first inclined surface 3121 abuts against the third inclined surface 3321, under the action of the closing driving force of the door body 20, the first wedge 312 in the first hinge structure 31 slides along the third inclined surface 3321 relative to the second wedge 332 through the first inclined surface 3121 until the junction of the first inclined surface 3121 and the second inclined surface 3122 moves to the plane 3323, and if the door body 20 is pushed continuously, the door body 20 can realize automatic closing under the action of the self gravity of the door body 20 and the sliding action between the second inclined surface 3122 and the fourth inclined surface 3322, that is, when the door body 20 is closed to a certain angle.

And under the mutual supporting action of the second inclined surface 3122 and the fourth inclined surface 3322, the door body 20 is more tightly closed, so that the problem of loose closing of the door body 20 can be effectively solved. It should be noted that, the angle of the door 20 when the first wedge 312 and the second wedge 332 are automatically closed under interaction may be set according to needs, for example, 1 to 5 degrees.

In this embodiment, the sliding chute 3111 includes a first slot 3112 that mates with the first shaft body 3311, and a second slot 3113 that mates with the second shaft body 3312, the first shaft body 3311 is located in the first slot 3112 during the opening and closing process of the hinge assembly 30, and the second shaft body 3312 moves in the second slot 3113, so that both the first shaft body 3311 and the second shaft body 3312 can be adjusted with high flexibility. Of course, in some embodiments, the first shaft 3311 and the second shaft 3312 may also move within a chute.

Further, the first groove 3112 is provided as a straight line groove, and the second groove 3113 is provided as a curved line groove. During the movement of the second shaft body 3312 in the second groove 3113, the first shaft body 3311 may reciprocate in the first groove 3112, and the second shaft body 3312 may rotate around the first shaft body 3311, so that the door body 20 may translate from the pivoting side 12 of the case 10 to the storage chamber 11 side during the opening of the door body 20, thereby preventing the door body 20 from interfering with a surrounding cabinet or wall during the opening.

Specifically, as shown in fig. 4 to 11, the case 10 has a storage chamber 11, a pivoting side 12 connected to the hinge assembly 30. The first slot 3112 includes an initial position L1 and a first stop position L2, and the second slot 3113 includes a first end T1, a second end T2, and a first segment S1 and a second segment S2 between and communicating with the first end T1 and the second end T2. Wherein, the chute 3111 is identical to the external shape of the chute outer wall.

When the door 20 is in the closed state, the first shaft 3311 is at the initial position L1, and the second shaft 3312 is located at the first end T1; when the door 20 is in the process of opening from the closed state to the first opening angle, the first shaft 3311 is kept at the initial position L1, the second shaft 3312 moves around the first shaft 3311 and in the first section S1, and the first wedge 312 slides along the fourth inclined surface 3322 relative to the second wedge 332 through the second inclined surface 3122;

when the door 20 is in the process of continuing to open from the first opening angle to the second opening angle, the second shaft 3312 moves in the second section S2 to drive the first shaft 3311 to move from the initial position L1 to the first stop position L2, and the first wedge 312 gradually disengages from the second wedge 332, so that the door 20 moves from the pivot side 12 toward the storage chamber 11 side.

Further, in order to ensure the opening of the case 10, the first slot 3112 further includes a second stop position L3, where the second stop position L3 is located on a side of the initial position L1 away from the first stop position L2, that is, the initial position L1 is located between the first stop position L2 and the second stop position L3, so as to prevent the drawer or the like in the case 10 from being opened due to interference of the door 20. And the first stop position L2, the initial position L1, and the second stop position L3 are located on a straight line.

The second slot 3113 includes a third segment S3, a fourth segment S4 between the second segment S2 and the second end T2. When the door body 20 is in the process of continuing to open from the second opening angle to the third opening angle, the second shaft body 3312 moves in the third section S3 to drive the first shaft body 3311 to move from the first stop position L2 to the second stop position L3, and when the door body 20 is in the process of continuing to open from the third opening angle to the maximum opening angle, the first shaft body 3311 is kept at the second stop position L3, and the second shaft body 3312 moves in the fourth section S4 with the first shaft body 3311 as a center, so that the door body 20 can be opened to the maximum angle to avoid influencing the extraction of the drawers and other components in the box 10.

In summary, the hinge assembly 30 and the refrigerator 100 with the hinge assembly provided by the utility model have the following beneficial effects: in the hinge assembly 30, through the cooperation between the first wedge 312 and the second wedge 332, during the sliding process of the first shaft body 3311 and the second shaft body 3312 in the chute 3111, the first wedge 312 may rotate and move relative to the second wedge 332 along the third inclined plane 3321 by the first inclined plane 3121 until the second inclined plane 3122 abuts against the fourth inclined plane 3322, so that the door body 20 is automatically closed when a certain angle is closed, and the door body 20 and the box body 10 can be closely attached, thereby improving the heat insulation performance of the refrigerator 100, and further effectively improving the service life of the refrigerator 100.

It should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is for clarity only, and that the skilled artisan should recognize that the embodiments may be combined as appropriate 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 utility model, and they are not intended to limit the scope of the present utility model, and all equivalent embodiments or modifications that do not depart from the spirit of the present utility model should be included in the scope of the present utility model.

Claims (11)

1. A hinge assembly comprising a first hinge structure and a second hinge structure which are mutually matched, wherein the first hinge structure comprises a sliding seat which is limited with a sliding groove, a first wedge block which is convexly arranged from the sliding seat towards one side of the second hinge structure, and the second hinge structure comprises a shaft seat which is limited with a first shaft body and a second shaft body, and a second wedge block which is convexly arranged from the shaft seat towards one side of the sliding seat; the outer surface of the first wedge block facing the shaft seat side is provided with a first inclined surface and a second inclined surface, and the outer surface of the second wedge block facing the sliding seat side is provided with a third inclined surface and a fourth inclined surface; and in the sliding process of the first shaft body and the second shaft body in the sliding groove, the first wedge block rotates and moves relative to the second wedge block along the third inclined plane through the first inclined plane until the second inclined plane abuts against the fourth inclined plane.

2. The hinge assembly of claim 1, wherein a slope of the first ramp is greater than a slope of the second ramp, the second ramp abutting the fourth ramp when the hinge assembly is in a closed state.

3. The hinge assembly of claim 1, wherein the second wedge further comprises a planar surface connecting the third and fourth ramps.

4. The hinge assembly of claim 1, wherein the second hinge structure further comprises a movable seat formed with the second wedge, the movable seat being fixedly mounted to a side of the shaft seat facing the sliding seat.

5. The hinge assembly of claim 4, wherein the movable mount is made of POM material.

6. The hinge assembly of claim 1, wherein the hinge assembly is configured to connect a case and a door, the first wedge is located at a side of the sliding seat, which is close to the case, with respect to the door, and the second wedge is disposed corresponding to the first wedge.

7. The hinge assembly of claim 6, wherein the slide slot includes a first slot that mates with the first shaft and a second slot that mates with the second shaft, the first shaft being positioned within the first slot and the second shaft moving within the second slot during opening and closing of the hinge assembly.

8. The hinge assembly of claim 7, wherein the first slot is configured as a straight slot and the second slot is configured as a curved slot.

9. The hinge assembly of claim 7, wherein the housing has a storage compartment, a pivot side coupled to the hinge assembly, the first slot includes an initial position and a first stop position, the second slot includes a first end, a second end, and first and second sections between the first and second ends in communication, the first shaft is in the initial position when the door is in the closed position, the second shaft is in the first end, the first shaft is maintained in the initial position when the door is in the process of opening from the closed position to the first opening angle, the second shaft moves about the first shaft and within the first section, and the second shaft moves within the second section to move the first shaft from the initial position to the first stop position when the door is in the process of continuing to open from the first opening angle to the second opening angle, the door moves from the pivot side toward the storage compartment.

10. The hinge assembly of claim 9, wherein the first slot further comprises a second stop position, the second slot comprises a third section and a fourth section between the second section and the second end, the second shaft moves in the third section to move the first shaft from the first stop position to the second stop position when the door is in the process of continuing to open from the second opening angle to the third opening angle, and the first shaft remains in the second stop position when the door is in the process of continuing to open from the third opening angle to the maximum opening angle, and the second shaft moves in the fourth section around the first shaft.

11. A refrigerator comprising a cabinet, a door and a hinge assembly according to any one of claims 1 to 10 for connecting the cabinet and the door.