CN219550929U - Refrigerator - Google Patents

Abstract

The utility model discloses a refrigerator, which belongs to the technical field of refrigerators and comprises a refrigerator body, a door body, a lock hook, a locking seat, an elastic piece, a hook part and a limiting part; the inside of the cabinet body is provided with a storage chamber and a mounting cavity, and the storage chamber is provided with a storage chamber opening; the door body is positioned at the opening of the storage chamber and is connected with the cabinet body in an openable manner; the lock hook is arranged on one side of the door body facing the cabinet body and far away from the rotary connection part of the door body and the cabinet body; the locking seat is arranged in the mounting cavity and corresponds to the locking hook in position; the locking seat is provided with a containing cavity, and one side of the locking seat facing the locking hook is provided with a first opening communicated with the containing cavity; the locking seat is rotationally connected with the cabinet body; the elastic piece is connected with the locking seat and the cabinet body; the hook part is arranged at one end of the lock hook far away from the door body; the limiting part is arranged on the locking seat and positioned in the accommodating cavity or at the first opening, and is connected with the hook part to connect the lock hook and the locking seat; the refrigerator utilizes the hook part and the limiting part to lock the door body and the refrigerator body, so that cold air in the storage chamber is prevented from leaking.

Description

Refrigerator

Technical Field

The utility model relates to the technical field of refrigerators, in particular to a refrigerator.

Background

The refrigerator is a common refrigeration and freezing device, and the door body of the refrigerator is mostly connected with the refrigerator body by utilizing a magnetic attraction principle, and although the refrigerator can be conveniently and rapidly opened or closed by a user by adopting the connection mode, the door body can be not tightly closed when the door closing force is too small or too large, so that the refrigerator is cold-leaked, and the refrigeration or freezing effect of the refrigerator is reduced; and children can also open the freezer easily, especially in hot summer, children open the freezer and probably cause cold discomfort because of receiving cold, bring the hidden danger for children's health.

Along with the stronger demand of people to the freezer lock, at present, some freezers have set up the lock on the door body, control the switching of the door body through the key, although set up the lock at the door body, can make the door body keep locking with the cabinet body, but lose carelessly when the key, then can lead to the freezer unable to open. In other freezers, the coded lock or the fingerprint lock is arranged between the door body and the cabinet body, and although the coded lock and the fingerprint lock are limited by keys, the coded lock and the fingerprint lock not only complicate the structure of the freezer, but also increase the production cost of the freezer, and are convenient to maintain and replace when the coded lock or the fingerprint lock is damaged. Therefore, the locking mode of the door body and the cabinet body in the prior art still cannot well meet the demands of people.

Disclosure of Invention

Aiming at the defects in the related art, the utility model provides a refrigerator, which aims to solve the problem that the cold air in a storage chamber is leaked due to the fact that a refrigerator door body and a refrigerator body are not tightly locked in the prior art.

The utility model provides a refrigerator, comprising:

the cabinet body is internally provided with a storage chamber, and the storage chamber is provided with a storage chamber opening; the cabinet body is provided with a mounting cavity, and at least one side of the mounting cavity, which is away from the cabinet body, is provided with a mounting cavity opening;

the door body is positioned at the opening of the storage chamber and is rotationally connected with the cabinet body so as to open or close the storage chamber;

the lock hook is arranged on one side of the door body facing the cabinet body and far away from the rotary connection part of the door body and the cabinet body;

the locking seat is positioned in the mounting cavity and is arranged corresponding to the lock hook in position; the locking seat is provided with a containing cavity, and one side of the locking seat facing the locking hook is provided with a first opening communicated with the containing cavity; the locking seat is rotationally connected with the cabinet body;

the elastic piece is connected with the locking seat and the cabinet body to limit the relative rotation of the locking seat and the cabinet body;

the hook part is arranged at one end of the lock hook far away from the door body;

the limiting part is arranged on the locking seat and positioned in the accommodating cavity or at the first opening, and is connected with the hook part to connect the locking hook with the locking seat;

when the hook part is connected with the limiting part, the locking seat rotates under the pressure action of the hook part and applies acting force to the elastic piece, and the limiting part is locked with the hook part under the counter force action of the elastic piece.

According to the technical scheme, the hook part and the limiting part are arranged and are connected with each other, so that the lock hook is connected with the locking seat, and the door body and the cabinet body are locked; the locking seat is rotatably connected with the cabinet body, so that the hook part and the limiting part are connected in a dynamic mode, the hook part is convenient to connect with the limiting part, and damage to the hook part and the limiting part in the process of connecting the hook part with the limiting part can be reduced; the elastic piece is arranged to enable the elastic piece to restrict the rotation of the locking seat, so that the hook part and the limiting part are locked.

In some embodiments, the locking seat is provided with an operation part for driving the locking seat to rotate, and the side wall of the installation cavity opposite to the operation part is provided with an opening.

In some embodiments, the locking seat is rotatably connected with the cabinet body through a connecting shaft, and the elastic piece is sleeved on the periphery of the connecting shaft; the elastic piece is provided with two elastic piece connecting parts which are respectively positioned at two longitudinal ends of the elastic piece and correspondingly connected with the locking seat and the cabinet body.

In some embodiments, the locking seat is provided with a locking seat limiting hole communicated with the accommodating cavity, and the connecting shaft penetrates through the locking seat limiting hole to be connected with the side wall of the mounting cavity.

In some embodiments, the locking seat comprises a first locking seat and a second locking seat which are connected with each other, wherein the first locking seat and the second locking seat are arranged at an angle and form a containing cavity together; the locking seat connecting hole is arranged at the joint of the first locking seat and the second locking seat; the first opening is arranged at one end of the first locking seat and one end of the second locking seat, which are mutually far away.

In some embodiments, a locking seat limiting hole is formed in one side, facing the accommodating cavity, of the first locking seat, and an elastic piece connecting part, connected with the first locking seat, of the elastic piece is arranged in the locking seat limiting hole; the cabinet body is provided with a cabinet opening limiting hole, and an elastic piece connecting part for connecting the elastic piece with the cabinet body is arranged in the cabinet opening limiting hole.

In some embodiments, the cabinet opening limiting hole is formed in the side wall of the mounting cavity opposite to the opening of the mounting cavity, the second locking seat is provided with a second opening communicated with the accommodating cavity, and the elastic piece connecting part connected with the cabinet body penetrates through the second opening and is arranged in the cabinet opening limiting hole.

In some embodiments, a first connecting portion connected with the door body is arranged at one end of the lock hook connected with the door body, and the hook portion is located at one side of the first connecting portion away from the door body.

In some embodiments, a second connecting portion is disposed at an end of the hook portion away from the first connecting portion, and the second connecting portion extends into the accommodating cavity and abuts against a side wall of the accommodating cavity so as to enable the locking seat to rotate.

In some embodiments, the hook portion is provided with a clamping portion, and the clamping portion is located between the first connecting portion and the second connecting portion and is matched with the limiting portion.

Based on the technical scheme, the cold cabinet in the embodiment of the utility model is connected with the limiting part by the hook part so as to connect the lock hook with the locking seat, thereby locking the door body and the cabinet body and avoiding cold air leakage in the storage chamber; the locking seat is rotationally connected with the cabinet body, so that the hook part and the limiting part are connected in a dynamic state, the hook part is convenient to connect with the limiting part, and damage to the locking hook and the locking seat in the process of connecting the hook part with the limiting part is reduced; the elastic piece is arranged to enable the elastic piece to restrict the rotation of the locking seat, so that the hook part and the limiting part are locked.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

FIG. 1 is a schematic diagram of one embodiment of a refrigerator of the present utility model;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

FIG. 3 is a schematic view of a refrigerator according to an embodiment of the present utility model with a door open;

FIG. 4 is a schematic view of a door body and latch hook assembly in an embodiment of the refrigerator according to the present utility model;

FIG. 5 is a schematic view of a shackle in one embodiment of a refrigerator cabinet of the present utility model;

fig. 6 is a schematic view of the structure of a cabinet in one embodiment of the refrigerator of the present utility model;

FIG. 7 is an enlarged view of the structure at B in FIG. 6;

FIG. 8 is a schematic view of the structure of a cabinet opening in one embodiment of the refrigerator of the present utility model;

FIG. 9 is an enlarged view of the structure at C in FIG. 8;

FIG. 10 is a schematic view of the structure of the refrigerator according to the embodiment of the present utility model, in which the locking base, the elastic member and the connecting shaft are assembled;

FIG. 11 is a schematic view of a structure of a refrigerator according to an embodiment of the present utility model when a latch hook is assembled with a latch seat;

FIG. 12 is a schematic view of the structure of a locking seat in one embodiment of the refrigerator of the present utility model;

fig. 13 is a schematic view showing another angle of the locking seat in one embodiment of the refrigerator of the present utility model.

In the figure:

1. a door body; 2. a cabinet body; 3. a latch hook; 4. a locking seat; 5. a hinge; 6. an elastic member; 7. a connecting shaft;

11. a handle;

21. a storage chamber; 22. a cabinet opening frame;

221. a mounting cavity; 222. a cabinet opening limiting hole; 223. a boss; 224. a cabinet opening connecting hole;

31. a first connection portion; 32. a hook part; 321. a clamping part; 322. a second connecting portion;

41. a first locking seat; 42. the second locking seat; 43. a receiving chamber; 44. an operation unit; 45. a lock base connecting hole; 411. a limit hole of the locking seat; 421. and a limiting part.

Detailed Description

For the purposes of making the objects and embodiments of the present utility model more apparent, an exemplary embodiment of the present utility model will be described in detail below with reference to the accompanying drawings in which exemplary embodiments of the present utility model are illustrated, it being apparent that the exemplary embodiments described are only some, but not all, of the embodiments of the present utility model.

It should be noted that the brief description of the terminology in the present utility model is for the purpose of facilitating understanding of the embodiments described below only and is not intended to limit the embodiments of the present utility model. Unless otherwise indicated, these terms should be construed in their ordinary and customary meaning.

The terms first, second and the like in the description and in the claims and in the above-described figures are used for distinguishing between similar or similar objects or entities and not necessarily for describing a particular sequential or chronological order, unless otherwise indicated. It is to be understood that the terms so used are interchangeable under appropriate circumstances.

The terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a product or apparatus that comprises a list of elements is not necessarily limited to all elements explicitly listed, but may include other elements not expressly listed or inherent to such product or apparatus.

As shown in fig. 1 to 13, in an exemplary embodiment of the refrigerator according to the present utility model, the refrigerator includes a cabinet body 2, a door body 1, a latch hook 3, a latch seat 4, and an elastic member 6.

The directions described herein are based on the direction in which the user faces the refrigerator, wherein the left side and the right side are distinguished from each other in the direction in which the user faces the refrigerator, the side of the refrigerator facing the user when in use is defined as the front side, the opposite side is the rear side, and the upper side and the lower side of the refrigerator when in normal operation are defined to distinguish the upper side and the lower side.

As shown in fig. 1 and 3, the cabinet 2 is used for forming the overall appearance of the refrigerator, the cabinet 2 is approximately in a rectangular frame shape, two ends of the top of the cabinet 2 opposite to the bottom of the cabinet 2 are in the height direction of the cabinet 2 from the top of the cabinet 2 to the bottom of the cabinet 2, two sides of the left side of the cabinet 2 opposite to the right side of the cabinet 2 are in the width direction of the cabinet 2 from the left side of the cabinet 2 to the right side of the cabinet 2, two sides of the front side of the cabinet 2 opposite to the rear side of the cabinet 2 are in the thickness direction of the cabinet 2 from the front side of the cabinet 2 to the rear side of the cabinet 2; the inside of the cabinet body 2 is provided with a storage chamber 21 for placing goods, the storage chamber 21 is provided with an opening of the storage chamber 21, and the opening direction of the storage chamber 21 faces the top of the cabinet body 2; the opening of the storage chamber 21 is provided with a door body 1, and the door body 1 is rotatably connected with the cabinet body 2 to open or close the storage chamber 21; it should be noted that, the cabinet body 2 is connected with the door body 1 through the hinge 5, the rear side of the cabinet body 2 is provided with a limit groove, the hinge 5 is arranged in the limit groove to rapidly position the connection position of the hinge 5 and the cabinet body 2; it should be further noted that the hinge 5 belongs to the prior art in the field, and is not described here again; in addition, as shown in fig. 2, a handle 11 is disposed on a side of the door body 1 away from the hinge 5, so as to drive the door body 1 to rotate, thereby facilitating opening or closing of the storage chamber 21.

In actual use, the door body 1 and the cabinet body 2 are easily attached to each other and are not tightly attached to each other, so that the refrigerating effect of the refrigerator is poor, therefore, as shown in fig. 2, the refrigerator is provided with the lock hook 3 on the door body 1, the cabinet body 2 is provided with the lock seat 4, and the lock hook 3 is matched with the lock seat 4, so that the cabinet body 2 is tightly attached to the door body 1 and kept locked, and the phenomenon of cold air leakage in the storage chamber 21 is avoided.

In the refrigerator, as shown in fig. 2 and 3, the latch hook 3 is disposed at one side of the door body 1 facing the cabinet body 2 and is disposed away from the rotation connection position of the door body 1 and the cabinet body 2; the locking seat 4 is connected to the cabinet body 2, the locking seat 4 is provided with a containing cavity 43, a first opening is formed in one side of the containing cavity 43 facing the lock hook 3, and the opening direction of the first opening is arranged in a direction away from the cabinet body 2, so that the lock hook 3 can extend into the containing cavity 43 through the first opening, the lock hook 3 is connected with the locking seat 4, and the cabinet body 2 and the door body 1 are locked; it should be noted that the connection position of the locking seat 4 and the cabinet 2 corresponds to the connection position of the latch hook 3 and the door 1, so that the latch hook 3 can reliably extend into the accommodating cavity 43.

In some embodiments, as shown in fig. 5, a first connection portion 31 is provided at one end of the latch hook 3 connected to the door body 1, and the first connection portion 31 is connected to the door body 1 by a fastener such as a bolt or a screw; it should be noted that, the door body 1 is provided with a reinforcing iron, and the first connecting portion 31 is connected with the reinforcing iron through a fastener, and the reinforcing iron is used for increasing the depth of connection between the door body 1 and the fastener, thereby increasing the connection strength of the fastener and the door body 1, and further increasing the firmness of connection between the first connecting portion 31 and the door body 1.

In some embodiments, the cabinet body 2 includes a casing, a liner, and a cabinet opening frame 22, the liner is disposed in the casing, the storage chamber 21 is disposed in the liner casing, and the cabinet opening frame 22 is connected with the liner and/or the casing and is disposed at an opening of the storage chamber 21; the cabinet opening frame 22 is provided with a mounting cavity 221, and the locking seat 4 is positioned in the mounting cavity 221 so that the locking seat 4 is connected with the cabinet body 2; it should be noted that the structure of the cabinet 2 belongs to the common general knowledge technology in the art, and will not be described herein.

The refrigerator is provided with the locking seat 4 and the locking hook 3 in a position corresponding to each other, so that the locking hook 3 can be reliably connected with the locking seat 4; by arranging the lock hook 3 to extend into or leave from the accommodating cavity 43, the lock hook 3 is connected with or separated from the locking seat 4, so that the storage chamber 21 is opened or closed, and the problem of cold leakage caused by the untight closing of the storage chamber 21 is avoided.

In order to enable the locking hook 3 to be reliably locked with the locking seat 4 when being arranged in the accommodating cavity 43, as shown in fig. 4 and 11, the locking hook 3 is provided with a hook portion 32, and the hook portion 32 is arranged away from the door body 1; the accommodating cavity 43 is provided with a limiting part 421, the limiting part 421 is arranged on the locking seat 4, and the hook part 32 extends into the accommodating cavity 43 and is connected with the limiting part 421 so as to lock the locking hook 3 with the locking seat 4; it should be noted that, the hook portion 32 is provided with a clamping portion 321 and a second connecting portion 322, and the clamping portion 321 is matched in structure and connected with the limiting portion 421, so that the hook portion 32 is connected with the limiting portion 421; the clamping part 321 is located between the first connecting part 31 and the second connecting part 322; when the clamping portion 321 is connected with the limiting portion 421, the second connecting portion 322 firstly extends into the accommodating cavity 43 to pre-position the connection position of the clamping portion 321 and the limiting portion 421, so that the clamping portion 321 can be quickly and accurately connected with the limiting portion 421; it should be further noted that, since the second connecting portion 322 may damage the side wall of the accommodating cavity 43 when extending into the accommodating cavity 43, the second connecting portion 322 is configured to be arc-shaped or spherical, so as to prevent the second connecting portion 322 from damaging the side wall of the accommodating cavity 43.

Because the latch hook 3 is fixedly connected with the door body 1, the latch hook 3 rotates along with the door body 1 by taking the rotation connection position of the door body 1 and the cabinet body 2 as the center of a circle, and enters the accommodating cavity 43 according to an arc-shaped movement track, the latch part 321 and the limiting part 421 can possibly damage the latch hook 3 and the locking seat 4 in the process of being clamped, in addition, if the connection position of the locking seat 4 and the cabinet body 2 is also fixed, the clamping difficulty of the hook part 32 and the limiting part 421 can be increased, even the phenomenon that the hook part 32 cannot be well connected with the limiting part 421 to cause the latch hook 3 and the locking seat 4 to be locked loosely can occur, in order to solve the problem, the refrigerator designs the locking seat 4 to be in rotation connection with the cabinet body 2, so that the latch part 321 and the limiting part 421 are clamped in the dynamic process, the latch part 321 can be better connected with the limiting part 421, and the damage to the second connecting part 322 and the locking seat 4 in the process of being connected with the limiting part 421 can be reduced; in the connection process of the clamping portion 321 and the limiting portion 421, the second connecting portion 322 extends into the accommodating cavity 43 from the first opening, the second connecting portion 322 gradually contacts with the side wall of the accommodating cavity 43 along with the rotation of the door body 1, and along with the continued rotation of the door body 1, the second connecting portion 322 abuts against the side wall of the accommodating cavity 43 and drives the locking seat 4 to synchronously rotate with the locking hook 3, so that the clamping portion 321 and the limiting portion 421 are stably and reliably connected.

Because the locking seat 4 is rotatably connected with the cabinet body 2, when the locking seat 4 is slightly acted by the locking hook 3, the locking seat 4 rotates, so that the restraining force of the limiting part 421 to the clamping part 321 is smaller, therefore, in order to enable the locking hook 3 and the locking seat 4 to be locked, as shown in fig. 7, 9 and 10, an elastic piece 6 is arranged between the locking seat 4 and the cabinet opening frame 22, and the elastic piece 6 is connected with the locking seat 4 and the cabinet opening frame 22 so as to limit the relative rotation of the locking seat 4 and the cabinet opening frame 22, and the restraining force of the limiting part 421 to the clamping part 321 is increased; when the locking seat 4 rotates synchronously with the locking hook 3 under the action of the second connecting portion 322, the locking seat 4 applies an acting force to the elastic member 6, and when the clamping portion 321 and the limiting portion 421 are clamped in place, the elastic member 6 is required to restore to an original state, and a reverse acting force is applied to the locking seat 4 to drive the locking seat 4 to return to an original position, so that the limiting portion 421 and the clamping portion 321 are tightly attached, and the locking hook 3 and the locking seat 4 are locked.

The refrigerator is provided with the elastic piece 6, and the elastic piece 6 is utilized to apply acting force to the limiting part 421, so that the limiting part 421 is tightly attached to the clamping part 321, and the locking hook 3 and the locking seat 4 are locked.

In some embodiments, as shown in fig. 7, 9 and 10, the locking seat 4 is connected with the cabinet opening frame 22 through a connecting shaft 7, two opposite side walls of the accommodating cavity 43 along the width direction of the cabinet body 2 are respectively provided with a locking seat connecting hole 45, the cabinet opening frame 22 is provided with a cabinet opening connecting hole 224, the cabinet opening connecting hole 224 is correspondingly arranged with the locking seat connecting hole 45, the connecting shaft 7 extends along the width direction of the cabinet body 2, and the connecting shaft 7 is arranged in the cabinet opening connecting hole 224 and the locking seat connecting hole 45 so as to enable the locking seat 4 to be rotationally connected with the cabinet body 2; it should be noted that, the longitudinal direction of the elastic member 6 extends along the width direction of the cabinet body 2 and is sleeved on the periphery of the connecting shaft 7, two ends of the longitudinal direction of the elastic member 6 are respectively provided with an elastic member connecting portion, one of the elastic member connecting portions is connected with the cabinet body 2, the other elastic member connecting portion is connected with the locking seat 4, when the second connecting portion 322 drives the locking seat 4 to rotate, the locking seat 4 needs to overcome the movement of the elastic member 6, and in the rotating process of the locking seat 4, the elastic member 6 stores energy; when the second connecting portion 322 is separated from the locking seat 4, the elastic member 6 releases energy and returns to the original state, and the locking seat 4 returns to the original position under the action of the elastic member 6; it should be noted that, the elastic member 6 is a torsion spring, and the elastic member 6 bears torsion force along with the rotation of the locking seat 4.

In the refrigerator, as shown in fig. 13, the locking seat 4 includes a first locking seat 41 and a second locking seat 42, the first locking seat 41 and the second locking seat 42 are connected to each other and are arranged at an angle to form a containing cavity 43, a locking seat connecting hole 45 is formed at a connection position of the first locking seat 41 and the second locking seat 42, and a first opening is formed at one end of the first locking seat 41 and the second locking seat 42 away from each other; the limiting part 421 is arranged on one side of the second locking seat 42 facing the accommodating cavity 43; the first locking seat 41 is connected with the elastic piece 6; it should be noted that, a locking seat limiting hole 411 is disposed on a side of the first locking seat 41 facing the accommodating cavity 43, and an elastic member connecting portion of the elastic member 6 and the locking seat 4 is disposed in the locking seat limiting hole 411, so that the elastic connecting portion is connected with the first locking seat 41.

In some embodiments, as shown in fig. 7, the cabinet frame 22 is provided with a protruding portion 223, the protruding portion 223 is located in the mounting cavity 221, and the protruding portion 223 is provided with a cabinet limit hole 222, and an elastic member connection portion where the elastic member 6 is connected with the cabinet body 2 is located in the cabinet limit hole 222, so that the elastic member 6 is connected with the cabinet frame 22; it should be noted that, in order to prevent the second locking seat 42 from interfering the connection between the elastic member 6 and the cabinet frame 22, the second locking seat 42 is provided with a second opening communicating with the accommodating cavity 43, and the connection portion of the elastic member 6 and the elastic member connected to the cabinet body 2 is disposed in the cabinet limiting hole 222 through the second opening.

In order to release the constraint of the locking seat 4 on the locking hook 3, as shown in fig. 11 to 13, an operation part 44 is provided on one side of the first locking seat 41 away from the accommodating cavity 43, and a user presses the operation part 44 by an external force to rotate the first locking seat 41 in a direction away from and close to the hinge 45, so that the clamping part 321 and the limiting part 421 can be separated, thereby releasing the constraint of the locking seat 4 on the locking hook 3; since the locking seat 4 is provided in the mounting chamber 221, the mounting chamber 221 is also opened in the front direction of the cabinet 2 for the convenience of the user to press the operation portion 44.

The refrigerator is provided with the operation part 44, the operation part 44 is utilized to drive the locking seat 4 to rotate, so that the restriction of the limiting part 421 to the clamping part 321 is released, the lock hook 3 is separated from the locking seat 4, the operation is simple and convenient in a mode of releasing the restriction of the limiting part 421 to the clamping part 321 by utilizing the operation part 44, a key is not needed, and the restriction of opening the storage chamber 21 by utilizing the key in the prior art is avoided.

The working principle of the refrigerator is as follows: the door body 1 is not provided with one end of the hinge 5 and rotates towards the direction close to the cabinet body 2 under the action of external force, the hook part 32 stretches into the accommodating cavity 43, the second connecting part 322 is close to the second locking seat 42 and gradually abuts against the side wall of the second locking seat 42 towards the accommodating cavity 43 along with the continued rotation of the door body 1, the second locking seat 42 and the first locking seat 41 are also rotated together under the action of the second connecting part 322 along with the further rotation of the door body 1, at the moment, the elastic piece 6 is twisted under the action of the first locking seat 41, when one side of the door body 1 towards the cabinet body 2 is attached to the cabinet body 2, the hook part 32 stops moving and removes external force, at the moment, the clamping part 321 contacts and clamps the limiting part 421, and after the external force is removed, the elastic piece 6 is required to restore to the original state, the first locking seat 41 and the second locking seat 42 have the trend of reversely rotating under the action of the elastic piece 6, the door body 1 is fixed, the locking hook 3 is still motionless, the clamping part 321 applies the limiting part 421 to the limiting part 421 and prevents the movement of the limiting part 421 to the elastic piece 421 to the door body 2, and the locking part 21 is tightly closed, and the door body 2 is tightly closed, and the locking part is tightly closed, and the door body is tightly attached to the limiting part 21 is closed, and the door body is tightly closed, and the elastic piece is tightly closed, and the locking part is closed, and the door body is closed; when the door body 1 needs to be opened, the operation part 44 is pressed by an external force towards the direction approaching the hinge 5, so that the operation part 44 drives the first locking seat 41 to rotate towards the direction approaching the hinge 45, and the limiting part 421 is clamped and separated with the clamping part 321, thereby unlocking the clamping part 321, at the moment, the elastic piece 6 is twisted under the action of the first locking seat 41, and the storage chamber 21 can be opened by applying the external force towards the rotation far away from the cabinet body 2 to the door body 1; when the latch hook 3 leaves the accommodating cavity 43, the engaging portion 321 is separated from the limiting portion 421 and releases the constraint on the limiting portion 421, at this time, the external force pressing the operating portion 44 is removed, the elastic member 6 is to restore the original state, and the first locking seat 41 rotates in a direction away from the hinge 45 under the action of the elastic member 6 until returning to the original position.

The first opening of the accommodating chamber 43 is sized to satisfy the following conditions: when the hook portion 32 enters the accommodating cavity 43, a certain gap is formed between the second connecting portion 322 and the side wall of the second locking seat 42; in the process of attaching the door 1 to the cabinet 2, the second connecting portion 322 abuts against a side wall of the second locking seat 42 facing the accommodating cavity 43 and drives the second locking seat 42 to rotate.

The refrigerator is connected with the limit part 421 by the hook part 32, so that the lock hook 3 is locked with the locking seat 4, thereby closing the storage chamber 21 and avoiding leakage of cold air in the storage chamber 21; the locking seat 4 is rotatably connected with the cabinet body 2, so that the hook part 32 is connected with the limiting part 421 in a dynamic manner, the hook part 32 can be conveniently connected with the limiting part 421, and damage to the lock hook 3 and the locking seat 4 in the process of connecting the hook part 32 with the limiting part 421 can be reduced; by providing the elastic member 6, the rotation of the locking seat 4 is restrained by the elastic member 6, so that the hook portion 32 is locked with the limiting portion 421.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

The foregoing description, for purposes of explanation, has been presented in conjunction with specific embodiments. However, the illustrative discussions above are not intended to be exhaustive or to limit the embodiments to the precise forms disclosed above. Many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles and the practical application, to thereby enable others skilled in the art to best utilize the embodiments and various embodiments with various modifications as are suited to the particular use contemplated.

Claims (10)

1. A refrigerator, comprising:

the cabinet body is internally provided with a storage chamber, and the storage chamber is provided with a storage chamber opening; the cabinet body is provided with a mounting cavity, and at least one side of the mounting cavity, which is away from the cabinet body, is provided with a mounting cavity opening;

the door body is positioned at the opening of the storage chamber and is rotationally connected with the cabinet body so as to open or close the storage chamber;

the lock hook is arranged on one side of the door body facing the cabinet body and far away from the rotary connection position of the door body and the cabinet body;

the locking seat is positioned in the mounting cavity and is arranged corresponding to the locking hook in position; the locking seat is provided with a containing cavity, and one side of the locking seat facing the locking hook is provided with a first opening communicated with the containing cavity; the locking seat is rotationally connected to the cabinet body;

the elastic piece is connected with the locking seat and the cabinet body so as to limit the relative rotation of the locking seat and the cabinet body;

the hook part is arranged at one end of the lock hook, which is far away from the door body;

the limiting part is arranged in the locking seat and positioned in the accommodating cavity or at the first opening, and is connected with the hook part to connect the locking hook with the locking seat;

when the hook part is connected with the limiting part, the locking seat rotates under the pressure action of the hook part and applies acting force to the elastic piece, and the limiting part is locked with the hook part under the counter force action of the elastic piece.

2. The refrigerator according to claim 1, wherein the locking seat is provided with an operation part for driving the locking seat to rotate, and a side wall of the installation cavity opposite to the operation part is provided with an opening.

3. The refrigerator according to claim 1, wherein the locking seat is rotatably connected with the refrigerator body through a connecting shaft, and the elastic piece is sleeved on the periphery of the connecting shaft; the elastic piece is provided with two elastic piece connecting parts, and the two elastic piece connecting parts are respectively positioned at two longitudinal ends of the elastic piece and correspondingly connected with the locking seat and the cabinet body.

4. A refrigerator according to claim 3, wherein the locking seat is provided with a locking seat limiting hole communicated with the accommodating cavity, and the connecting shaft penetrates through the locking seat limiting hole to be connected with the side wall of the mounting cavity.

5. The refrigerator of claim 4, wherein the locking seat comprises a first locking seat and a second locking seat connected to each other, the first locking seat and the second locking seat being disposed at an angle and together forming the receiving cavity; the locking seat connecting hole is formed in the joint of the first locking seat and the second locking seat; the first opening is formed in one end, away from each other, of the first locking seat and the second locking seat.

6. The refrigerator according to claim 5, wherein a locking seat limiting hole is formed in one side, facing the accommodating cavity, of the first locking seat, and the elastic piece connecting portion, connected with the first locking seat, is arranged in the locking seat limiting hole; the cabinet body is provided with a cabinet opening limiting hole, and the elastic piece is connected with the cabinet body.

7. The refrigerator of claim 6, wherein the cabinet opening limiting hole is formed in a side wall of the mounting cavity opposite to the opening of the mounting cavity, a second opening communicated with the accommodating cavity is formed in the second locking seat, and the elastic piece connecting portion connected with the cabinet body is arranged in the cabinet opening limiting hole through the second opening.

8. The refrigerator according to claim 1, wherein a first connecting portion connected with the door body is arranged at one end of the lock hook connected with the door body, and the hook portion is located at one side of the first connecting portion away from the door body.

9. The refrigerator according to claim 8, wherein a second connecting portion is provided at an end of the hook portion away from the first connecting portion, and the second connecting portion extends into the accommodating cavity and abuts against a side wall of the accommodating cavity so as to enable the locking seat to rotate.

10. The refrigerator according to claim 9, wherein the hook portion is provided with a clamping portion, and the clamping portion is located between the first connecting portion and the second connecting portion and is matched with the limiting portion.