CN112444035B

CN112444035B - Refrigerating appliance

Info

Publication number: CN112444035B
Application number: CN201910826860.3A
Authority: CN
Inventors: 王亮; 朱涛; 张敏
Original assignee: BSH Electrical Appliances Jiangsu Co Ltd; BSH Hausgeraete GmbH
Current assignee: BSH Electrical Appliances Jiangsu Co Ltd; BSH Hausgeraete GmbH
Priority date: 2019-09-03
Filing date: 2019-09-03
Publication date: 2023-11-17
Anticipated expiration: 2039-09-03
Also published as: CN112444035A

Abstract

A refrigeration appliance (100), comprising: a storage room (10); a door body; a drawer (40); the guide rail (30) comprises a fixed rail (31) and a movable rail (32); first and second connection mechanisms (50, 60) which are spaced apart in a depth direction of the storage chamber (10); the second connecting mechanism (60) is connected to the fixed slot (41) of the drawer (40), and the first inner wall (411) of the fixed slot (41) is closer to the opening (11) than the second inner wall (412); the second connecting mechanism (60) comprises a fixing part (61) protruding upwards, the fixing part (61) comprises an elastic claw (62) and a rigid leg part (63), wherein the elastic claw (62) is coupled with the first inner wall (411), and the rigid leg part (63) is abutted with the second inner wall (412). According to the scheme, the connection stability of the drawer (40) and the storage room (10) can be improved.

Description

Refrigerating appliance

Technical Field

The embodiment of the invention relates to the technical field of electric appliances, in particular to a refrigeration appliance.

Background

A refrigerator is generally provided therein with a storage device for storing food materials, such as shelves and drawers. The drawer is generally connected to a storage compartment of the refrigerator using a connection structure, and can be pulled out or pushed into the storage compartment.

However, the connection stability of the connection structure adopted at present is poor, so that the drawer is easy to shake relative to the storage chamber when being pulled out or pushed in.

Disclosure of Invention

It is an aim of embodiments of the present invention to provide an improved refrigeration appliance.

An embodiment of the present invention provides a refrigeration appliance including: a storage chamber having an opening; a door body for opening or closing an opening of the storage chamber; a drawer; the guide rail comprises a fixed rail fixed with the inner wall of the storage chamber and a movable rail connected with the drawer; a first connection mechanism and a second connection mechanism for connecting the moving rail to the drawer, the first connection mechanism and the second connection mechanism being spaced apart along a depth direction of the storage chamber; the second connecting mechanism is connected to a fixed groove of the drawer, and the fixed groove comprises a first inner wall and a second inner wall which are opposite, wherein the first inner wall is closer to the opening than the second inner wall; the second connecting mechanism comprises a fixing part protruding upwards, the fixing part comprises an elastic claw and a rigid leg, the elastic claw is coupled with the first inner wall, and the rigid leg is abutted with the second inner wall.

Compared with the prior art, the technical scheme of the embodiment of the invention has the following beneficial effects:

the first and second connection mechanisms spaced apart along the depth direction of the storage compartment may connect the moving rail in the guide rail to the drawer. The second connecting mechanism is connected with the fixing groove of the drawer, and specifically, the fixing part of the second connecting mechanism comprises an elastic claw and a rigid leg part, wherein the elastic claw is coupled with the first inner wall of the fixing groove, the rigid leg part is abutted with the second inner wall of the fixing groove, and the first inner wall is closer to the opening of the storage chamber than the second inner wall, so that the movement of the drawer relative to the moving rail in the height direction and the depth direction of the storage chamber can be limited through the abutting of the rigid leg part and the second inner wall and the coupling of the elastic claw and the first inner wall, and the drawer is not easy to shake when being pulled out or pushed into the storage chamber, so that the stability and the firmness of the connection between the drawer and the storage chamber can be improved.

Optionally, the front end of the movable rail is propped against the drawer, and the drawer can be prevented from overturning towards the opening direction of the storage chamber relative to the storage chamber when the drawer is pulled out relative to the storage chamber through propping the front end of the movable rail against the drawer and combining the propping of the rigid leg and the second inner wall.

Optionally, the drawer includes facing the front end of the movable rail and supports the wall, the front end lower part of the movable rail supports the wall, the rigid leg is higher than the front end lower part of the movable rail and supports the fixed slot, the position where the rigid leg supports the fixed slot is higher than the front end lower part of the movable rail, that is, the rigid leg and the front end lower part of the movable rail have a certain distance in the vertical direction, the connection firmness of the drawer and the guide rail can be further improved, so that the anti-overturning capability of the drawer is improved, and the greater the distance between the rigid leg and the front end lower part of the movable rail in the vertical direction is, the stronger the anti-overturning capability of the drawer is, and the drawer is not easy to overturn when being pulled out relative to the storage room.

Optionally, the abutment wall includes an abutment portion protruding toward a lower portion of the front end of the moving rail, and/or the front end lower portion of the moving rail has an abutment portion protruding toward the abutment wall.

Optionally, the distance between the abutment wall and the rigid leg in the depth direction along the storage chamber is less than one quarter of the length of the drawer in the depth direction of the storage chamber.

Optionally, the elastic claw has a first protrusion on a side surface away from the rigid leg portion to restrict the drawer from moving relative to the moving rail in a height direction of the storage chamber, so as to improve stability of connection of the drawer with the guide rail in the height direction of the storage chamber and prevent shaking of the drawer in the height direction of the storage chamber.

Optionally, the rigid leg has a second protrusion on a side remote from the resilient catch to prevent the drawer from tipping over with respect to the storage compartment when the drawer is pulled out with respect to the storage compartment.

Optionally, the fixing portion includes a vertical rib between the elastic claw and the rigid leg, two opposite sides of the vertical rib respectively support against a third inner wall and a fourth inner wall of the fixing groove, where the third inner wall and the fourth inner wall are opposite to each other along a width direction of the storage chamber.

Optionally, the first connection mechanism includes a limit boss, the limit boss is formed by a platform that is far away from the guide rail and extends towards the direction of the side wall of the drawer, and supports against the side wall of the drawer.

Optionally, the first connection mechanism is located the rear end of movable rail, including the location bulge, the location bulge connect in the constant head tank of drawer, in order to restrict the drawer is relative the movable rail is in the degree of depth direction motion of storeroom, and/or, the drawer is relative the movable rail is in the width direction motion of storeroom, thereby can improve the stability and the firm nature of drawer and guide rail connection simultaneously, can improve the drawer and take place the deformation because of the bearing in storeroom width direction.

Optionally, the first connection mechanism includes a slot open toward the opening, the drawer includes a rib for insertion into the slot to limit movement of the drawer relative to the moving rail in a depth direction of the storage compartment, and/or to limit movement of the drawer relative to the moving rail in a width direction of the storage compartment, and/or to limit overturning of the drawer relative to the storage compartment when pulled out of the storage compartment.

Optionally, the slot is V-shaped, and the opening angle is smaller than 90 °.

Optionally, the protruding rib is V-shaped, and the inclination angle of the protruding rib is smaller than the opening angle of the slot.

Optionally, the slot has a side wall facing an inner wall of the storage chamber, the side wall of the slot being configured to define a movement of the drawer relative to the moving rail in a width direction of the storage chamber.

Drawings

FIG. 1 is a schematic view of a refrigeration appliance according to an embodiment of the present invention;

FIG. 2 is a schematic view of the relative positions of a rail and a drawer according to an embodiment of the present invention;

FIG. 3 is a schematic view of a guide rail according to an embodiment of the present invention;

FIG. 4 is a schematic view showing the relative positions of another rail and a drawer when the movable rail is pulled out relative to the fixed rail;

FIG. 5 is a schematic view showing the relative positions of another rail and drawer when the movable rail is folded relative to the fixed rail;

FIG. 6 is a cross-sectional view of FIG. 5 in the direction A-A;

FIG. 7 is an exploded view of FIG. 5;

FIG. 8 is a partial enlarged view at I of FIG. 7;

fig. 9 is a schematic structural view of a fixing portion in the embodiment of the present invention;

FIG. 10 is a schematic view of the relative positions of a rail and a drawer according to another embodiment of the present invention;

FIG. 11 is a schematic view of a guide rail according to another embodiment of the present invention from a single perspective;

FIG. 12 is a schematic view of a guide rail in accordance with another embodiment of the present invention;

FIG. 13 is a cross-sectional view of a socket in an embodiment of the invention;

FIG. 14 is a cross-sectional view of a bead in an embodiment of the invention;

fig. 15 is a schematic diagram of the cooperation of a drawer with a rail in an embodiment of the invention.

Detailed Description

In order to make the above objects, features and advantages of the embodiments of the present invention more comprehensible, the following detailed description of the embodiments of the present invention refers to the accompanying drawings.

Referring to fig. 1, a schematic structural diagram of a refrigeration appliance according to an embodiment of the present invention is provided. Fig. 2 shows a schematic view of the relative positions of a rail and a drawer according to an embodiment of the present invention. Fig. 3 is a schematic view of a guide rail according to an embodiment of the present invention. Fig. 4 is a schematic view showing the relative positions of the moving rail and the drawer when the moving rail is in a pulled-out state relative to the fixed rail in the embodiment of the invention. Fig. 5 is a schematic view showing the relative positions of the moving rail and the drawer when the moving rail is folded with respect to the fixed rail in the embodiment of the present invention. Fig. 7 is an exploded view of fig. 5. Fig. 8 is a partial enlarged view at I of fig. 7. FIG. 10 is a schematic view of the relative positions of a rail and a drawer according to another embodiment of the present invention. The structure of the refrigeration appliance 100 will be described below with reference to fig. 1 to 5, 7, 8, and 10.

The refrigerator 100 may include a storage compartment 10 having an opening 11, a door body for opening or closing the opening 11 of the storage compartment 10, a guide rail 30, a drawer 40, and first and second connection mechanisms 50 and 60.

The guide rail 30 may include a fixed rail 31 and a moving rail 32, the fixed rail 31 being fixed to an inner wall of the storage chamber 10, the fixed rail 31 being connected to the moving rail 32, the moving rail 32 being connected to the drawer 40. Specifically, the moving rail 32 may be connected to the drawer 40 by the first and second connection mechanisms 50 and 60, wherein the first and second connection mechanisms 50 and 60 are spaced apart along the depth direction of the storage compartment 10.

In the embodiment of the present invention, the second connection mechanism 60 is closer to the opening 11 of the storage compartment 10 than the first connection mechanism 50.

In particular implementations, referring to fig. 8, the drawer 40 may include a fixing slot 41, and the fixing slot 41 may include a first inner wall 411 and a second inner wall 412 disposed opposite to each other, wherein the first inner wall 411 is closer to the opening 11 than the second inner wall 412.

A schematic structural view of a fixing portion in the embodiment of the present invention is given in conjunction with 9. The second connection mechanism 60 includes a fixing portion 61 protruding upward. The fixing portion 61 may include a resilient claw 62 and a rigid leg 63. When the second connection mechanism 60 is connected to the fixing slot 41, the fixing portion 61 passes through the fixing slot 41, the elastic claw 62 is coupled to the first inner wall 411, and the rigid leg 63 abuts against the second inner wall 412.

In an embodiment, the second connecting mechanism 60 is formed as a separate component, and is detachably connected to the moving rail 32 by assembling, and the second connecting mechanism 60 may be integrally formed with the moving rail 32 as a part of the moving rail 32.

As described above, the first and second connection mechanisms 50 and 60, which are spaced apart along the depth direction of the storage compartment 10, can connect the moving rail 32 of the guide rail 30 to the drawer 40. The second connection mechanism 60 is connected to the fixing groove 41 of the drawer 40, specifically, the fixing portion 61 of the second connection mechanism 60 includes an elastic claw 62 and a rigid leg 63, wherein the elastic claw 62 is coupled to the first inner wall 411 of the fixing groove 41, the rigid leg 63 abuts against the second inner wall 412 of the fixing groove 41, and since the first inner wall 411 is closer to the opening 11 of the storage chamber 10 than the second inner wall 412, the abutment of the rigid leg 63 against the second inner wall 412 and the coupling of the elastic claw 62 to the first inner wall 411 can limit the movement of the drawer 40 relative to the moving rail 32 in the height direction and depth direction of the storage chamber 10, so that the drawer 40 is not easy to shake when being pulled out or pushed into the storage chamber 10, and thus the stability and reliability of the connection of the drawer 40 to the storage chamber 10 can be improved.

In addition, during the installation of the drawer 40, only one end of the drawer 40 near the opening 11 of the storage chamber 10 needs to be slightly lifted and pushed into the storage chamber 10 along the depth direction of the storage chamber 10, when the moving rail 32 and the fixed rail 31 are folded, the pushing cannot be continued, at this time, the drawer 40 is pressed downwards towards the direction of the guide rail 30, and the fixing portion 61 can pass through the fixing groove 41 and abut against the fixing groove 41, so that the connection between the drawer 40 and the guide rail 30 is realized, no other component alignment is required by a user, and therefore, the installation operation procedure of the drawer 40 can be simplified.

In the embodiment of the invention, the front end 321 of the moving rail 32 abuts against the drawer 40. By the cooperation of the second connection portion and the fixing groove 41, and in combination with the abutment between the front end 321 of the moving rail 32 and the drawer 40, when the drawer 40 is pulled out from the storage chamber 10, the drawer 40 can be prevented from being turned over relative to the storage chamber 10 in the direction toward the storage chamber opening.

In an embodiment of the present invention, the drawer 40 may include an abutment wall 42 facing the front end 321 of the moving rail 32, and a lower portion of the front end 321 of the moving rail 32 abuts against the abutment wall 42. The rigid leg 63 is abutted against the fixing groove 41 at a position higher than the lower part of the front end 321 of the movable rail 32, so that the stability and the firmness of the connection between the guide rail 30 and the drawer 40 can be further improved, and the drawer 40 is prevented from turning over when being pulled out relative to the storage chamber 10.

The position where the rigid leg 63 abuts against the fixing groove 41 is higher than the position of the lower part of the front end 321 of the moving rail 31, that is, the rigid leg 63 and the lower part of the front end 321 of the moving rail 32 have a certain distance in the vertical direction, so that the connection reliability of the drawer 40 and the guide rail 30 can be further improved, the anti-overturning capability of the drawer 30 is improved, and the greater the distance between the rigid leg 63 and the lower part of the front end 321 of the moving rail 30 in the vertical direction, the stronger the anti-overturning capability of the drawer 40 is, and the drawer 40 is less prone to overturning when being pulled out relative to the storage room 10.

To further improve the anti-overturning capability of the drawer 40, in an embodiment of the present invention, the abutting wall 42 includes an abutting portion 322 protruding toward the lower portion of the front end 321 of the moving rail 32, and the lower portion of the front end 321 of the moving rail 32 abuts against the abutting portion 322. In another embodiment of the present invention, referring to fig. 7, the lower portion of the front end 321 of the moving rail 32 has an abutting portion 322 protruding toward the abutting wall 42, and the abutting portion 322 abuts against the abutting wall 42.

In a specific implementation, the abutment portion 322 may be directly disposed below the front end 321 of the moving rail 32. When the second connection mechanism 60 covers the lower portion of the front end 321 of the moving rail 32, the abutting portion 322 may be disposed on the second connection mechanism 60, and the disposed position of the abutting portion 322 corresponds to the position of the lower portion of the front end 321 of the moving rail 32.

In the embodiment of the present invention, the distance between the abutting wall 42 and the rigid leg 63 in the depth direction of the storage compartment 10 is smaller than one fourth of the length of the drawer 40 in the depth direction of the storage compartment 10, so that the convenience in mounting the drawer 40 can be improved while the anti-overturning capability of the drawer 40 is further improved.

In the embodiment of the present invention, the smaller the distance between the supporting wall 42 and the rigid leg 63 in the depth direction of the storage compartment 10, the greater the relative distance between the position where the rigid leg 63 abuts against the fixing groove 41 and the lower portion of the front end 321 of the moving rail 31, the higher the stability and reliability of the connection between the drawer 40 and the guide rail 30, and the stronger the anti-overturning capability of the drawer 40 when the drawer 40 is pulled out relative to the storage compartment 10.

In another embodiment of the present invention, the thickness of the second inner wall 412 is greater than that of the first inner wall 411, so that the contact area between the rigid leg 63 and the second inner wall 412 can be increased, thereby further improving the stability and reliability of the connection between the drawer 40 and the guide rail 30, and improving the anti-overturning capability of the drawer 40.

In a specific implementation, the elastic claw 62 has a first protrusion 65 on a side far from the rigid leg 63, and the first protrusion 65 can increase the reliability of the connection between the elastic claw 62 and the fixing groove 41, so as to avoid the disconnection of the fixing portion 61 from the fixing groove 41 when the fixing portion is withdrawn from the fixing groove 41 under the action of no external force, that is, the disconnection of the connection between the elastic claw 62 and the fixing groove 41 is limited by the first protrusion 65, so as to limit the movement of the drawer 40 relative to the moving rail 32 in the height direction of the storage chamber 10.

In a specific implementation, the rigid leg 63 has a second protrusion 66 on the side facing away from the resilient jaw 62. The second protrusion 66 may restrict the withdrawal of the fixing portion 61 from the fixing groove 41 when the drawer 40 is pulled out with respect to the storage compartment 10, so that the drawer 40 may be prevented from being turned over with respect to the storage compartment 10 toward the opening 11.

In a specific implementation, referring to fig. 8 and 9, the fixing portion 61 may further include a vertical rib 64 located between the elastic claw 62 and the rigid leg 63, and two opposite sides of the vertical rib 64 respectively abut against the third inner wall 413 and the fourth inner wall 414 of the fixing groove 41. The third inner wall 413 and the fourth inner wall 414 are disposed opposite to each other along the width direction of the storage chamber 10, so that the drawer 40 can be prevented from shaking in the width direction of the storage chamber 10 by the abutment of the two opposite side surfaces of the vertical rib 64 with the third inner wall 413 and the fourth inner wall 414.

In a specific implementation, the drawer 40 may be limited in the width direction of the storage chamber 10 in various manners to improve the stability of the drawer 40 in the width direction of the storage chamber 10 and prevent the drawer 40 from shaking in the width direction of the storage chamber 10. For example, the stability of the drawer 40 and the guide rail 30 in the width direction of the storage compartment 10 may be improved by the first connection mechanism 50. The first coupling mechanism 50 may be independently provided to be detachably coupled to the moving rail 32 by assembly. The first connection mechanism 50 may also be integrally formed with the moving rail 32 as part of the moving rail 32. Specifically, the method is set according to actual application requirements.

In an embodiment of the present invention, referring to fig. 2 and 3, the first connecting mechanism 50 includes a limiting boss 51, and the limiting boss 51 abuts against the side wall 43 of the drawer 40. The limit boss 51 is formed by a platform of the first coupling mechanism 50 extending in a lateral direction away from the guide rail 30 and toward the drawer 40.

In another embodiment of the present invention, referring to fig. 4 to 7, the first connection mechanism 50 may include a positioning protrusion 52, where the positioning protrusion 52 cooperates with the positioning slot 44 of the drawer 40, that is, the positioning protrusion 52 penetrates through the positioning slot 44 to increase the tension of the drawer 40 in the width direction of the storage chamber 10, so as to avoid the drawer 40 from being deformed in the width direction due to the load.

In particular embodiments, the positioning tab 52 has a beveled surface that guides the positioning tab 52 into the positioning slot 44 during installation of the drawer 40.

It can be appreciated that, according to the actual application requirements, the first connecting mechanism 50 may also have both a limiting boss 51 and a positioning protrusion 52.

In still another embodiment of the present invention, referring to fig. 10 to 12, the first connection mechanism 50 may include a slot 53 opened toward the opening 11, and the drawer 40 is provided with a rib 45, and the rib 45 may be inserted into the slot 53. The ribs 45 cooperate with the slots 53 to restrict the movement of the drawer 40 relative to the moving rail 32 in the depth direction of the storage compartment 10, to restrict the movement of the drawer 40 relative to the moving rail 32 in the width direction of the storage compartment 10, and to restrict the drawer 40 from being turned over relative to the storage compartment 10 when being pulled out from the storage compartment 10.

In a specific implementation, slot 53 is V-shaped with an opening angle less than 90 °. Referring to fig. 13, a cross-sectional view of a slot in an embodiment of the present invention is shown, where when the first connection mechanism 50 is detachably connected to the moving rail 32, a slope 531 extends in a direction facing the opening 11, parallel to the moving rail 32, and an angle α between a surface 533 of the first connection mechanism 50 parallel to the moving rail 32 and the slope 531 is an opening angle. When the first connection mechanism 50 is integrated with the moving rail 32, the plane of the extending direction of the moving rail 32 extends toward the opening 11 with a slope 531, and the angle between the plane of the extending direction of the moving rail 32 and the slope 531 is the opening angle.

Referring to fig. 14, a cross-sectional view of a protruding rib in an embodiment of the present invention is shown, in which, in order to facilitate the installation between the protruding rib 45 and the slot 53, the protruding rib 45 is V-shaped, and the angle of inclination β of the protruding rib 45 is smaller than the opening angle of the included angle α of the slot 53.

Referring to FIG. 15, one of the embodiments of the present invention is shownIn the matching principle diagram of the drawer and the guide rail, in the specific implementation, the inclination angle beta of the protruding rib 45 and the opening angle alpha of the slot 53 meet the following relation, wherein beta is less than or equal to alpha-thetaL is the distance between the top end inner wall of the slot 53 and the outer surface of the rigid leg 63 of the fixing portion 61, and H is the height of the rigid leg.

In the embodiment of the present invention, the outer height h2 of the top end of the protruding rib 45 is not greater than the inner height h1 of the top end of the slot 53, so that the protruding rib 45 can be conveniently inserted into the slot 53, and the drawer 40 can be conveniently installed.

Referring to fig. 15, the relative distance between the first inner wall 411 and the second inner wall 412 of the fixing groove 41 is W2. The maximum distance between the outer surface of the first protrusion 65 on the resilient claw 62 of the fixing portion 61 and the outer surface of the rigid leg 63 is denoted W1, where W2 < W1. The locking force of the drawer 40 can be adjusted by adjusting the relative distance between the first inner wall 411 and the second inner wall 412 to be W2, and the smaller W2, the larger the locking force of the drawer 40, and the better the stability between the drawer 40 and the guide rail 30 after the drawer 40 is mounted, in the elastic range of the elastic claw 62, under the condition that the fixing portion 61 can be mounted in the fixing groove 41.

During the installation of the drawer 40, the front end of the drawer 40 is slightly lifted, the drawer 40 is pushed into the storage chamber 10 along the depth direction of the storage chamber 10, the ribs 45 are easy to insert into the slots 53 under the guiding action of the slopes 531 of the slots 53, the first connecting mechanism 50 drives the moving rail 32 to move relative to the fixed rail 31 as the drawer 40 continues to be pushed into the storage chamber 10, when the moving rail 32 is folded relative to the fixed rail 31 and cannot move, the drawer 40 is pressed downwards towards the direction of the guide rail 30, the elastic claw 62 deforms towards the direction of the rigid leg 63 under the pressing of the first inner wall 411, after the elastic claw 62 passes over the fixed slot 41, the elastic claw 62 returns to deform and is abutted against the fixed slot 41, the first protrusion 65 abuts against the wall surface near the first inner wall 411, and the rigid leg 63 abuts against the second inner wall 412, wherein the front end of the drawer 40 refers to the end of the opening 11 near the storage chamber 10 after the installation of the drawer 40.

In an implementation, referring to fig. 11, the slot 53 has a sidewall 532 facing the inner wall of the storage compartment 10, and the sidewall 532 of the slot 53 may be used to define the movement of the drawer 40 relative to the moving rail 32 in the width direction of the storage compartment 10. In addition, the side wall 532 of the slot 53 has a guiding function, so that the ribs 45 can be guided into the slot 53, and convenience in installation is improved.

In a specific implementation, in order to increase the strength of the connection portion between the drawer 40 and the guide rail 30, several reinforcing ribs 48 may be further disposed on the drawer 40.

Although specific embodiments have been described above, these embodiments are not intended to limit the scope of the disclosure, even where only a single embodiment is described with respect to a particular feature. The characteristic examples provided in the present disclosure are intended to be illustrative, not limiting, unless stated differently. In practice, the features of one or more of the dependent claims may be combined with the features of the independent claims where technically possible, according to the actual needs, and the features from the respective independent claims may be combined in any appropriate way, not merely by the specific combinations enumerated in the claims.

Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the invention, and the scope of the invention should be assessed accordingly to that of the appended claims.

Claims

1. A refrigeration appliance (100), comprising:

a storage chamber (10), the storage chamber (10) having an opening (11);

a door body for opening or closing an opening (11) of the storage chamber (10);

a drawer (40);

a guide rail (30), the guide rail (30) including a fixed rail (31) fixed to an inner wall of the storage chamber (10) and a moving rail (32) connected to the drawer (40);

a first connection mechanism (50) and a second connection mechanism (60) for connecting the moving rail (32) to the drawer (40), the first connection mechanism (50) and the second connection mechanism (60) being spaced apart along the depth direction of the storage chamber (10);

-characterized in that the second connection means (60) are connected to a fixed slot (41) of the drawer (40), the fixed slot (41) comprising a first inner wall (411) and a second inner wall (412) opposite each other, wherein the first inner wall (411) is closer to the opening (11) than the second inner wall (412); the second connection mechanism (60) comprises a fixing portion (61) protruding upwards, the fixing portion (61) comprises an elastic claw (62) and a rigid leg portion (63), wherein the elastic claw (62) is coupled with the first inner wall (411), and the rigid leg portion (63) is abutted with the second inner wall (412) so as to limit the movement of the drawer relative to the moving rail in the height direction and the depth direction of the storage chamber.

2. The refrigeration appliance (100) according to claim 1, characterized in that the front end (321) of the moving rail (32) abuts against the drawer (40).

3. The refrigerator (100) according to claim 2, wherein the drawer (40) includes an abutment wall (42) facing a front end (321) of the moving rail (32), a lower portion of the front end (321) of the moving rail (32) and the abutment wall (42) abut, and the rigid leg portion (63) abuts the fixing groove (41) at a position higher than the lower portion of the front end (321) of the moving rail (32).

4. A refrigerator (100) according to claim 3, wherein the abutment wall (42) comprises an abutment portion (322) protruding towards the lower part of the front end (321) of the moving rail (32), and/or wherein the front end (321) of the moving rail (32) has an abutment portion (322) protruding towards the abutment wall (42) at the lower part thereof.

5. A refrigerator appliance (100) according to claim 3, wherein the distance of the abutment wall (42) and the rigid leg (63) in the depth direction along the storage chamber (10) is less than one quarter of the length of the drawer (40) in the depth direction of the storage chamber (10).

6. The refrigerator appliance (100) according to claim 1, wherein the resilient claw (62) has a first protrusion (65) on a side facing away from the rigid leg (63) to restrict movement of the drawer (40) relative to the moving rail (32) in a height direction of the storage compartment (10).

7. The refrigerator appliance (100) according to claim 1, wherein the rigid leg (63) has a second protrusion (66) on a side remote from the resilient claw (62) to prevent the drawer (40) from tipping over with respect to the storage chamber (10) when pulled out with respect to the storage chamber (10).

8. The refrigerator (100) according to claim 1, wherein the fixing portion (61) includes a vertical rib (64) between the elastic claw (62) and the rigid leg portion (63), two of opposite side surfaces of the vertical rib (64) respectively abut against a third inner wall (413) and a fourth inner wall (414) of the fixing groove (41), wherein the third inner wall (413) and the fourth inner wall (414) are disposed opposite to each other in a width direction of the storage chamber (10).

9. The refrigeration appliance (100) according to any one of claims 1 to 8, wherein the first connection mechanism (50) comprises a limit boss (51), the limit boss (51) being formed by a platform extending away from the rail (30) and towards the side wall (43) of the drawer (40) and abutting against the side wall (43) of the drawer (40).

10. The refrigeration appliance (100) according to any one of claims 1 to 8, wherein the first connection mechanism is located at a rear end of the moving rail (32), and includes a positioning projection (52), the positioning projection (52) being connected to a positioning groove (44) of the drawer (40) to restrict movement of the drawer (40) relative to the moving rail (32) in a depth direction of the storage chamber (10), and/or movement of the drawer (40) relative to the moving rail (32) in a width direction of the storage chamber (10).

11. The refrigeration appliance (100) according to any one of claims 1 to 8, wherein the first connection mechanism (50) comprises a slot (53) open towards the opening (11), the drawer (40) comprising a rib (45) for insertion into the slot (53) to limit movement of the drawer (40) relative to the moving rail (32) in a depth direction of the storage compartment (10) and/or to limit movement of the drawer (40) relative to the moving rail (32) in a width direction of the storage compartment (10) and/or to limit overturning of the drawer (40) relative to the storage compartment (10) when pulled out of the storage compartment (10).

12. The refrigerator (100) according to claim 11, wherein the slot (53) is V-shaped and has an opening angle of less than 90 °.

13. The refrigerator (100) according to claim 12, wherein the ribs (45) are V-shaped in shape, and the inclination angle of the ribs (45) is smaller than the opening angle of the slot (53).

14. The refrigerator appliance (100) according to claim 11, wherein the slot (53) has a side wall (532) facing an inner wall of the storage chamber (10), the side wall (532) of the slot (53) being configured to define a movement of the drawer (40) relative to the moving rail (32) in a width direction of the storage chamber (10).