CN111238128A

CN111238128A - A kind of refrigerator

Info

Publication number: CN111238128A
Application number: CN202010177778.5A
Authority: CN
Inventors: 杨涛; 陈静; 梁军义
Original assignee: Hisense Shandong Refrigerator Co Ltd
Current assignee: Hisense Shandong Refrigerator Co Ltd
Priority date: 2020-03-13
Filing date: 2020-03-13
Publication date: 2020-06-05
Anticipated expiration: 2040-03-13
Also published as: CN111238128B

Abstract

The invention discloses a refrigerator, relates to the technical field of storage equipment, and aims to solve the problem that the height of a layer plate cannot be finely adjusted according to the size of food materials in the refrigerator in the prior art. The refrigerator comprises a refrigerator body, wherein a storage chamber is arranged inside the refrigerator body; the lifting laminate is arranged in the storage chamber; the two sliding rails are arranged and respectively fixed on two opposite side walls in the storage chamber, the sliding rails are arranged along the vertical direction, and racks are arranged on the sliding rails; the two supporting seats are arranged and are respectively connected with the two sliding rails in a sliding manner, a gear is rotatably connected to each supporting seat, the gear is meshed with the rack, and the two supporting seats are both connected with the lifting layer plate; when the locking mechanism locks the gear, the gear can only roll upwards along the rack, and when the locking mechanism unlocks the gear, the gear can roll up and down along the rack. The refrigerator is used for storing food materials.

Description

A kind of refrigerator

Technical Field

The invention relates to the technical field of storage equipment, in particular to a refrigerator.

Background

The refrigerator is a household appliance used for storing food materials in daily life of people, and due to the different types of the food materials, a plurality of laminates are generally arranged in a storage chamber of the refrigerator, so that the effective storage space of the refrigerator can be increased. However, the different sizes of different food materials can cause the large food materials to be inconvenient to store.

Based on above-mentioned problem, refrigerator among the prior art is through setting up a plurality of courage muscle on two relative lateral walls in the storage room, then places the plywood on the courage muscle, makes the change that the position of plywood can be free to adjust the interval between the adjacent plywood, thereby adapt to the edible material of different volumes.

However, this kind of courage muscle on refrigerator inner wall, because the rigidity is unchangeable, lead to corresponding the regulation of plywood height to have great limitation, can not adjust at will according to the clearance between the volume size of eating the material to the plywood completely, cause the inside space utilization of refrigerator low, and when the adjustment plywood position, need take out the plywood is whole, then place in target position department, if put edible material on the plywood, then need take off edible material, then adjust the plywood position, the operation is comparatively loaded down with trivial details, reduce user experience easily and feel.

Disclosure of Invention

The embodiment of the invention provides a refrigerator, which can be used for finely adjusting the height of a layer plate, so that the refrigerator is suitable for various food materials with different sizes, and the effective utilization rate of a storage chamber is favorably improved.

In order to achieve the above purpose, the embodiment of the invention adopts the following technical scheme:

the embodiment of the invention provides a refrigerator, which comprises a refrigerator body, a refrigerator door and a refrigerator door, wherein a storage chamber is arranged inside the refrigerator body; the lifting laminate is arranged in the storage chamber; the two sliding rails are arranged and fixed on two opposite side walls in the storage chamber respectively, the sliding rails are arranged along the vertical direction, and racks are arranged on the sliding rails; the two supporting seats are arranged and are respectively connected with the two sliding rails in a sliding manner, a gear is rotatably connected to each supporting seat, the gear is meshed with the rack, and the two supporting seats are both connected with the lifting layer plate; when the locking mechanism locks the gear, the gear can only roll upwards along the rack, and when the locking mechanism unlocks the gear, the gear can roll up and down along the rack.

According to the refrigerator provided by the embodiment of the invention, the sliding rails and the supporting seats in sliding connection with the sliding rails are arranged on the two opposite side walls in the storage chamber, the two supporting seats are respectively connected with the edges of the two sides of the lifting laminate, so that the lifting laminate can slide up and down, the gears and the racks which are meshed with each other are arranged between the supporting seats and the sliding rails, and the locking mechanisms for locking the gears are arranged; adjust the height of lift plywood through this structure, can be according to the volume size who stores edible material, fix the lift plywood in the high department that corresponds, can finely tune the height of lift plywood, can improve the storage space's of storeroom effective utilization, and when adjusting the height of lift plywood, need not take out the edible material on the lift plywood, directly hold the lift plywood, make up to do all can make lift plywood rebound, because locking mechanism's effect, can make the lift plywood be fixed in required high department, it only needs unblock locking mechanism to reduce highly, under the action of gravity, the lift plywood can move down promptly, control is simple and convenient, be favorable to improving user experience and feel.

Drawings

Fig. 1 is a schematic view of an overall structure of a refrigerator according to an embodiment of the present invention;

FIG. 2 is a front view of the inner container inside the box body according to the embodiment of the present invention;

FIG. 3 is a perspective view of the inner container inside the box body according to the embodiment of the present invention;

FIG. 4 is a perspective view of the inner container inside the box body (without a cover plate) according to the embodiment of the present invention;

FIG. 5 is a schematic view of an overall structure of a lifting plate and two side rails according to an embodiment of the present invention;

fig. 6 is a schematic structural view of a slide rail, a cover plate and a connecting plate according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a slide rail, a cover plate, and a connecting plate according to an embodiment of the present invention (without an upper end cover and a lower end cover);

fig. 8 is a front view of an internal structure of the slide rail according to the embodiment of the present invention;

FIG. 9 is a cross-sectional view taken along line A-A of FIG. 8;

fig. 10 is a perspective view of an internal structure of a slide rail according to an embodiment of the present invention;

fig. 11 is an outer side structural view of the slide rail according to the embodiment of the present invention;

fig. 12 is a first perspective view of a support base according to an embodiment of the present invention;

fig. 13 is a second perspective view of the support base according to the embodiment of the present invention;

FIG. 14 is a front view of a support base according to an embodiment of the present invention;

fig. 15 is a sectional view of the support seat provided in the embodiment of the present invention (the limiting block is located at the second position, and the gear is in an unlocked state);

fig. 16 is a cross-sectional view of the supporting seat provided in the embodiment of the present invention (the limiting block is located at the first position, and the gear is in the locked state);

fig. 17 is a first perspective view of a support base according to an embodiment of the present invention (without a gear);

fig. 18 is a second perspective view of the supporting base according to the embodiment of the present invention (without gears);

fig. 19 is a partially enlarged view of the area a in fig. 18.

Reference numerals: 100. a box body; 101. a storage chamber; 101A, a freezing chamber; 101B, a refrigerating chamber; 110. an inner container; 111. reinforcing iron; 120. lifting the laminate; 121. a connecting plate; 122. a trough body; 123. connecting blocks; 200. a door body; 200A; a freezing chamber door; 200B, a refrigerating chamber door; 300. a slide rail; 310. a rack; 311. a strip-shaped bulge; 320. a strip-shaped groove; 330. fixing grooves; 340. a chute; 400. a supporting seat; 410. a gear; 420. a first fixed part; 430. a support plate; 440. a slider; 450. a slider; 500. a locking mechanism; 510. a limiting block; 511. a second fixed part; 520. a rotating shaft; 521. rotating the handle; 522. a hook portion; 523. a connecting shaft; 530. a torsion spring; 531. a body; 532. a first torque arm; 533. a second torque arm; 600. a cover plate; 610. an upper end cover; 620. a lower end cover;

Detailed Description

The refrigerator provided by the embodiment of the invention is described in detail below with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Fig. 1 is a perspective view of an embodiment of a refrigerator provided by the present invention, which has an approximately rectangular parallelepiped shape. The external appearance of the refrigerator is defined by a storage chamber 101 defining a storage space and a plurality of door bodies 200 provided in the storage chamber 101. The storage chamber 101 is a cabinet 100 having an opening, the storage chamber 101 is vertically partitioned into a lower freezing chamber 101A and an upper refrigerating chamber 101B, and each of the partitioned spaces may have an independent storage space.

In detail, the freezing chamber 101A is defined at a lower side of the storage chamber 101 and may be selectively covered by a drawer type freezing chamber door 200A. The space defined above the freezing chamber 101A is partitioned into left and right sides to define the refrigerating chamber 101B, respectively. The refrigerating compartment 101B is selectively opened or closed by a refrigerating compartment door 200B pivotably mounted on the refrigerating compartment 101B.

As shown in fig. 2 and 3, a plurality of lifting plates 120 are disposed in the storage chamber 101 according to an embodiment of the present invention, as shown in fig. 4 and 5, slide rails 300 are fixed on two opposite side walls in the storage chamber 101, the slide rails 300 are disposed along a vertical direction, racks 310 are fixed on the slide rails 300, and the racks 310 are disposed along the vertical direction; each slide rail 300 is slidably connected with a support seat 400, a gear 410 is rotatably connected to each support seat 400, the gear 410 is meshed with the rack 310, and the two support seats 400 are respectively connected with the two side edges of the lifting laminate 120; the locking of the gear 410 is controlled by a locking mechanism 500, when the locking mechanism 500 locks the gear 410, the gear 410 can only roll upwards along the rack 310, and when the locking mechanism 500 unlocks the gear 410, the gear 410 can roll upwards and downwards along the rack 310.

In the refrigerator according to the embodiment of the present invention, since the slide rail 300 and the support 400 slidably connected to the slide rail 300 are disposed on two opposite side walls in the storage chamber 101, and the two support 400 are respectively connected to two side edges of the lifting plate 120, so that the lifting plate 120 can slide up and down, the gear 410 and the rack 310 engaged with each other are disposed between the support 400 and the slide rail 300, and the locking mechanism 500 for locking the gear 410 is disposed, when the locking mechanism 500 locks the gear 410, the gear 410 can only roll up, that is, the locking mechanism 500 is used to prevent the lifting plate 120 from freely falling down, so that the lifting plate 120 is fixed at a set height, when the position of the lifting plate 120 needs to be lowered, the locking mechanism 500 is controlled to unlock the gear 410, so that the gear 410 can move down, and at this time, the lifting plate 120 can move down due to the effect of gravity; adjust the height of lift plywood 120 through this structure, can be according to the volume size who stores edible material, fix lift plywood 120 in corresponding high department, can finely tune the height of lift plywood 120, can improve the storage space's of storeroom 101 effective utilization, and when adjusting the height of lift plywood 120, need not take out the edible material on the lift plywood 120, directly hold lift plywood 120, upwards hard can make lift plywood 120 rebound, because locking mechanism 500's effect, can make lift plywood 120 be fixed in required high department, it only needs unblock locking mechanism 500 to reduce highly, under the action of gravity, lift plywood 120 can the rebound, control is simple and convenient, be favorable to improving user experience and feel.

As shown in fig. 14, the locking mechanism 500 provided by the embodiment of the present invention includes a stop block 510, the limiting block 510 is rotatably connected to the supporting seat 400 through a rotating shaft 520, an axis of the rotating shaft 520 is parallel to an axis of the gear 410, the stop block 510 is rotatable about the rotation axis 520 between a first position and a second position, as shown in fig. 16, when the limiting block 510 is located at the first position, the limiting block 510 extends into between two adjacent teeth of the gear 410, as shown in fig. 15, when the stop block 510 is located at the second position, the stop block 510 is separated from the gear 410, an elastic member is disposed between the stop block 510 and the support seat 400, the elastic member keeps the stop block 510 at the first position, as shown in fig. 8, the rotation direction of the gear 410 when rolling up along the rack 310 is a first direction; when the stop block 510 is located at the first position and the gear 410 rotates in the first direction, the gear 410 can toggle the stop block 510 to rotate from the first position to the second position. The limiting block 510 is used as a limiting mechanism, the limiting block 510 is kept at the first position due to the elastic action of the elastic piece, namely the limiting block 510 is inserted between two adjacent teeth of the gear 410, so that the gear 410 is locked, at the moment, the gear 410 rolls upwards to toggle the limiting block 510 to rotate from the first position to the second position, and the limiting block 510 cannot rotate from the first position to the direction far away from the second position, so that the gear 410 can be limited to roll downwards, the lifting laminate 120 is prevented from sliding downwards under the action of gravity, when the limiting block 510 rotates to the second position, the limiting block 510 is separated from the gear 410, and at the moment, the gear 410 is unlocked and can roll upwards and downwards. Thereby allowing the lifting deck 120 to move downward.

Specifically, when the gear 410 is locked, as shown in fig. 8 and 16 (fig. 16 is a cross-sectional view of the supporting seat at the right side of the storage compartment, in which the first direction of rotation of the gear is clockwise), the stop block 510 is at the first position, i.e., the stop block 510 is inserted between two adjacent teeth on the gear 410, at this time, the stop block 510 can only rotate from the first position to the second position, i.e., only rotate in the opposite direction (counterclockwise) of the first direction, when the lifting layer 120 moves upward, the gear 410 rolls upward along the rack 310, the gear 410 rotates in the first direction, because the stop block 510 can rotate in the opposite direction of the first direction, during the rotation of the gear 410 in the first direction, the stop block 510 is pushed by the teeth of the gear 410 and rotates in the opposite direction of the first direction, i.e., the stop block 510 does not obstruct the rotation of the gear 410 in the first direction, after one tooth of the gear 410 is separated from the limit block 510, the limit block 510 returns to the first position again under the elastic force of the elastic member, that is, enters between two teeth of the gear 410 again, because the limit block 510 cannot rotate in the first direction, after the gear 410 stops rotating, the lifting laminate 120 has a downward movement force due to the gravity, so that the gear 410 can rotate in the opposite direction of the first direction, at this time, because the limit block 510 cannot rotate in the first direction, the limit block 510 forms a barrier between the teeth of the gear 410, so that the gear 410 cannot rotate in the opposite direction of the first direction, and the lifting laminate 120 is fixed at the height.

When the gear 410 is unlocked, as shown in fig. 8 and 15, since the limit block 510 rotates from the first position to the second position to separate the limit block 510 from the gear 410, at this time, the gear 410 is not blocked by the limit block 510, and therefore, the gear 410 can rotate in the opposite direction of the first direction, so that the gear 410 can roll down along the rack 310, that is, the lifting layer 120 can move down, and when the lifting layer 120 descends to a target height, the gear 410 can be locked again by releasing the limit block 510, that is, the lifting layer 120 can be fixed at the height.

In order to facilitate the operation when the gear 410 is unlocked, as shown in fig. 11 and 12, the embodiment of the present invention further includes a limiting plate, the limiting plate is fixed on the sliding rail 300, a rotating handle 521 is disposed at an end of the rotating shaft 520 close to the opening of the storage chamber 101, a hook portion 522 is disposed on the rotating handle 521, and when the limiting block 510 rotates to the second position, the hook portion 522 is hooked on the limiting plate to prevent the limiting block 510 from rotating to the first position under the elastic force of the elastic member. Since the stopper 510 has a force to rotate to the first position under the action of the elastic member when unlocking the gear 410, if the stopper 510 is prevented from being reset manually by a user, two hands are required to control the two stoppers 510 at both sides simultaneously, which is inconvenient to operate, the user can conveniently rotate the stopper 510 by providing a rotating handle 521 on the rotating shaft 520, a hook portion 522 is provided on the rotating handle 521, after the stopper 510 is rotated to the position of the unlocking gear 410 by the rotating handle 521, the hook portion 522 on the rotating handle 521 is hooked on the stopper plate to form a limit position, so as to prevent the stopper 510 from rotating to the first position, and when the user operates, the user only needs to hold the lifting shelf by one hand, and rotate the rotating handles 521 at both sides by the other hand respectively, and hook the hook portion 522 on the stopper plate, so as to unlock the gear 410 at both sides, then, the external force supporting the lifting laminate 120 is reduced, the lifting laminate 120 can slide downwards under the action of gravity, when the specified height is reached, the two limit blocks 510 can reset by releasing the hook parts 522 at the two sides, and the corresponding gear 410 is locked, so that the lifting laminate 120 is fixed at the height.

As shown in fig. 5, 6, and 7, the limiting plate provided in the embodiment of the present invention is a cover plate 600, the cover plate 600 is fixedly connected to the slide rail 300 and used for shielding the supporting seat 400 and the rack 310, and when the limiting block 510 rotates to the second position, the hook portion 522 can be hooked on the cover plate 600. The cover plate 600 is used as a limiting plate, the hook portion 522 is hooked on the outer wall of the cover plate 600, and the cover plate 600 can hide the components such as the rack 310 on the support seat 400 and the slide rail 300, so that the components can be protected, and the integral attractiveness can be facilitated.

As shown in fig. 7 and 9, the rotating handle 521 according to an embodiment of the present invention is provided with a connecting shaft 523, the connecting shaft 523 is parallel to the rotating shaft 520, the hook portion 522 is sleeved on the connecting shaft 523 and can slide along an axial direction of the connecting shaft 523, and when the limiting block 510 rotates to the second position, the hook portion 522 can slide along the axial direction of the connecting shaft 523 to a direction close to the rotating handle 521 and is hooked on the cover plate 600. The hook portion 522 can slide along the axial direction of the connecting shaft 523, after the limiting block 510 rotates to the unlocking position, the hook portion 522 slides along the axial direction of the connecting shaft 523 to the direction close to the rotating handle 521, and is hooked on the edge of the outer wall of the cover plate 600.

Preferably, in order to prevent the hook portion 522 from being separated from the connecting shaft 523 when the hook portion 522 slides away from the rotating handle 521, a circle of convex edge (not shown) may be provided at an end of the connecting shaft 523 to limit the hook portion 522.

As shown in fig. 5 and 6, an upper end cover 610 is fixedly disposed at the top end of the slide rail 300 according to an embodiment of the present invention, a lower end cover 620 is fixedly disposed at the bottom end of the slide rail 300, the upper end cover 610 and the lower end cover 620 are both fixedly connected to the cover plate 600, as shown in fig. 3, reinforcing irons 111 are disposed on the outer wall of the inner container 110 forming the storage chamber 101, corresponding to the upper end cover 610 and the lower end cover 620, and the upper end cover 610 and the lower end cover 620 are respectively fixedly connected to the corresponding reinforcing irons 111 on the outer wall of the inner container 110 through bolts. Make reciprocal anchorage between apron 600 and the slide rail 300 through upper end cover 610 and lower end cover 620 to form a whole jointly between upper end cover 610, apron 600, slide rail 300 and the lower end cover 620, it is more firm to connect, simultaneously, hide supporting seat 400, gear 410 and rack 310 in inside, form the protection to each part, be favorable to prolonging the life of part, and make slide rail 300 and apron 600 more firm fix on the inner wall of storeroom 101 through strengthening iron 111, increase overall structure's stability.

As shown in fig. 18 and 19, the elastic member according to the embodiment of the invention is a torsion spring 530, the torsion spring 530 includes a body 531, a first torsion arm 532 and a second torsion arm 533, the support 400 is fixed with the first fixing portion 420, the limit block 510 is fixed with the second fixing portion 511, the second fixing portion 511 is disposed on a surface of the limit block 510 adjacent to the body 531, the body 531 is sleeved on the rotation shaft 520, the first torsion arm 532 abuts against the first fixing portion 420, the second torsion arm 533 abuts against the second fixing portion 511, and when the limit block 510 rotates from the first position to the second position, the first torsion arm 532 and the second torsion arm 533 approach each other. The first and second fixing

portions

420 and 511 respectively limit the first and

second torsion arms

532 and 533, so that when the limiting block 510 is rotated, the torsion spring 530 is compressed to provide a restoring elastic force to the limiting block 510, so that the limiting block 510 is maintained at the first position, and the gear 410 is locked.

As shown in fig. 10 and 12, the supporting base 400 according to the embodiment of the present invention includes a sliding block 450 and a supporting plate 430, the sliding block 450 is fixedly connected to the supporting plate 430, the gear 410 is disposed on the sliding block 450, the supporting plate 430 is perpendicular to two opposite sidewalls of the storage chamber 101, and as shown in fig. 5, the supporting plate 430 is disposed below the lifting tier plate 120 and is used for supporting the lifting tier plate 120. The supporting plate 430 is arranged on the supporting seat 400 to support the lifting laminate 120, so that the supporting seat 400 is not required to be deliberately and fixedly connected with the lifting laminate 120, and the lifting laminate 120 is convenient to clean and replace.

Preferably, in order to make the lifting deck 120 more balanced and stable, at least two support plates 430 may be provided on the support base 400, thereby providing more than two support points on both sides of the lifting deck 120, respectively, to improve the stability of supporting the lifting deck 120.

As shown in fig. 6 and 7, the connection plates 121 are respectively disposed at two side edges of the lifting plate 120, a groove 122 is disposed on the connection plate 121 facing the edge of the lifting plate 120, two side edges of the lifting plate 120 respectively extend into the corresponding grooves 122 on the connection plate 121, the grooves 122 penetrate through the connection plate 121 facing the opening of the storage chamber 101, and the connection plates 121 are fixedly connected to the corresponding support plates 430. Through inserting the both sides of going up and down plywood 120 respectively in the cell body 122 on the connecting plate 121 to can avoid the mistake to touch the up and down plywood 120, lead to the up and down plywood 120 upset, eat the condition that material dropped and take place, and cell body 122 runs through connecting plate 121 towards storeroom 101 open-ended face, thereby can outwards take out the up and down plywood 120, do not influence the washing and the change of up and down plywood 120.

Preferably, as shown in fig. 6 and 7, the bottom surface of the connecting plate 121 is fixedly provided with a connecting block 123, a groove (not shown) is formed on the connecting block 123, and the supporting plate 430 is inserted into the groove on the corresponding connecting block 123. Through the connected mode of inserting the recess on the connecting block 123 with the backup pad 430, can ensure both fixed connection promptly, by can taking off the lifting plywood 120 after, take off the connecting plate 121, be convenient for maintain and change the connecting plate 121.

The connection mode between the sliding rail 300 and the rack 310 provided by the embodiment of the invention is not unique, and the rack 310 can be directly fixed on the sliding rail 300, as shown in fig. 8 and 9, a strip-shaped groove 320 can also be formed on the sliding rail 300 along the vertical direction, fixing grooves 330 are formed on two opposite side walls in the strip-shaped groove 320, the fixing grooves 330 extend along the vertical direction, strip-shaped protrusions 311 are arranged on two sides of the rack 310, and the strip-shaped protrusions 311 on the two sides of the rack 310 are respectively inserted into the corresponding fixing grooves 330, so that the rack 310 is fixed in the strip-shaped groove 320. With such a structure, the gear 410 engaged with the rack 310 can be disposed in the strip-shaped groove 320, so that the overall thickness of the slide rail 300, the support seat 400 and the cover plate 600 is reduced, thereby increasing the effective use space of the storage chamber 101.

The sliding grooves 340 are further disposed on two opposite side walls in the strip-shaped groove 320 of the sliding rail 300 provided in the embodiment of the present invention, as shown in fig. 11, the sliding grooves 340 extend in the vertical direction, as shown in fig. 13 and 17, the supporting seat 400 is disposed in the strip-shaped groove 320, and the surfaces of the supporting seat 400 facing the two opposite side walls in the strip-shaped groove 320 are both provided with the sliding blocks 440, and the sliding blocks 440 respectively extend into the corresponding sliding grooves 340, so that the supporting seat 400 can slide up and down along the sliding grooves 340. The support seat 400 is disposed in the strip-shaped groove 320, so that the overall thickness of the slide rail 300 and other components is further reduced, and the effective use space of the storage chamber 101 is further increased.

Preferably, recessed structures are formed in two opposite side walls of the storage room 101, and part or all of the slide rail 300 and the cover plate 600 are disposed in the recessed structures, so that the space of the storage room 101 occupied by the slide rail 300 and the cover plate 600 is further reduced, and the effective storage space of the storage room 101 is further increased.

In the description herein, particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. A refrigerator, characterized by comprising:

a cabinet having a storage chamber therein;

the lifting laminate is arranged in the storage chamber;

the two sliding rails are arranged and fixed on two opposite side walls in the storage chamber respectively, the sliding rails are arranged along the vertical direction, and racks are arranged on the sliding rails;

the two supporting seats are arranged and are respectively connected with the two sliding rails in a sliding manner, a gear is rotatably connected to each supporting seat, the gear is meshed with the rack, and the two supporting seats are both connected with the lifting layer plate;

when the locking mechanism locks the gear, the gear can only roll upwards along the rack, and when the locking mechanism unlocks the gear, the gear can roll up and down along the rack.

2. The refrigerator according to claim 1, wherein the locking mechanism comprises a stopper rotatably connected to the support base by a rotating shaft, the axis of the rotating shaft is parallel to the axis of the gear, the stopper is rotatable around the rotating shaft between a first position and a second position, the stopper extends between two adjacent teeth on the gear when located at the first position, the stopper is separated from the gear when located at the second position, an elastic member is arranged between the stopper and the support base, the elastic member keeps the stopper at the first position, and the rotation direction of the gear when rolling upward along the rack is a first direction; when the limiting block is located at the first position and the gear rotates towards the first direction, the gear can shift the limiting block to rotate from the first position to the second position.

3. The refrigerator according to claim 2, further comprising a stopper plate fixed to the slide rail, wherein a rotation handle is provided at an end of the rotation shaft near the opening of the storage compartment, and a hook portion is provided on the rotation handle, and when the stopper plate rotates to the second position, the hook portion can be hooked on the stopper plate to prevent the stopper plate from rotating to the first position under the elastic force of the elastic member.

4. The refrigerator according to claim 3, wherein the stopper plate is a cover plate, the cover plate is fixedly connected to the slide rail and is configured to cover the support seat and the rack, and when the stopper rotates to the second position, the hook portion is hooked on the cover plate.

5. The refrigerator according to claim 4, wherein the rotation handle is provided with a connecting shaft, the connecting shaft is parallel to the rotation shaft, the hook portion is sleeved on the connecting shaft and can slide along an axial direction of the connecting shaft, and when the limiting block rotates to the second position, the hook portion can slide along the axial direction of the connecting shaft in a direction close to the rotation handle and is hooked on the cover plate.

6. The refrigerator as claimed in claim 4, wherein an upper cover is fixedly provided at a top end of the slide rail, a lower cover is fixedly provided at a bottom end of the slide rail, the upper cover and the lower cover are both fixedly connected to the cover plate, reinforcing irons are provided at positions corresponding to the upper cover and the lower cover on an outer wall of the inner container forming the storage compartment, and the reinforcing irons are connected to the corresponding upper cover and the corresponding lower cover through bolts.

7. The refrigerator of claim 2, wherein the resilient member is a torsion spring, the torsion spring includes a body, a first torsion arm and a second torsion arm, the support base is fixed with a first fixing portion, the stopper is fixed with a second fixing portion, the second fixing portion is disposed on a surface of the stopper adjacent to the body, the body is sleeved on the rotation shaft, the first torsion arm abuts against the first fixing portion, the second torsion arm abuts against the second fixing portion, and when the stopper rotates from the first position to the second position, the first torsion arm and the second torsion arm approach each other.

8. The refrigerator as claimed in any one of claims 1 to 7, wherein the support base includes a sliding block fixedly coupled to the support plate, and a support plate disposed under the lifting plate and supporting the lifting plate, the gear being disposed on the sliding block, the support plate being perpendicular to both opposite sidewalls of the storage compartment.

9. The refrigerator as claimed in claim 8, wherein the lifting plate has two side edges each having a connecting plate, a slot is formed on a surface of the connecting plate facing the edge of the lifting plate, the two side edges of the lifting plate extend into the corresponding slots of the connecting plate, the slots penetrate through a surface of the connecting plate facing the storage chamber, and the connecting plate is fixedly connected to the corresponding supporting plate.

10. The refrigerator as claimed in claim 9, wherein a connecting block is fixedly provided on a bottom surface of the connecting plate, the connecting block is provided with a groove, and the supporting plate is inserted into the groove of the corresponding connecting block.