CN111189292A

CN111189292A - Storage device and refrigerator with same

Info

Publication number: CN111189292A
Application number: CN201911264267.0A
Authority: CN
Inventors: 程莎莎; 徐志国; 杨发林
Original assignee: Qingdao Haier Refrigerator Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Refrigerator Co Ltd; Haier Smart Home Co Ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-05-22
Anticipated expiration: 2039-12-11
Also published as: AU2020400764B2; CN111189292B; EP4075083A1; EP4075083A4; WO2021115366A1; AU2020400764A1

Abstract

The invention relates to a storage device and a refrigerator with the same, wherein the storage device comprises a box body with an opening at the front side and a drawer accommodated in the box body, the drawer comprises a drawer body and a cover body, the storage device also comprises a lifting assembly arranged between the drawer and the box body, the lifting assembly comprises a gear fixedly arranged relative to the box body, a first rack arranged on the drawer body and meshed with one side of the gear, and a transmission part matched with the other side of the gear, the transmission part is provided with a supporting part connected with the cover body and a second rack extending downwards from the supporting part, the second rack is meshed with the gear, and the cover body can be easily driven to ascend or descend by means of mechanical transmission in the opening and closing processes of the drawer through the matching transmission of the first rack, the gear and the transmission part, labor saving and stable and smooth whole process.

Description

Storage device and refrigerator with same

Technical Field

The invention relates to the field of refrigeration equipment, in particular to a storage device and a refrigerator with the same.

Background

More and more refrigerators in the market have a fresh-keeping function, namely a sealed drawer is arranged in the refrigerator, the drawer is in a higher humidity level, fruits, vegetables and the like are placed in the drawer, and the refrigerator can keep fresh for a long time.

Because there is friction when the drawer is pushed and pulled between the drawer's lid and the drawer body, in order to facilitate the push-and-pull of drawer, the structure that lies in below the lid in order to jack up the lid is usually set up among the prior art, as in patent CN106595212A, through setting up the cam, the cam jack-up lid when pulling open the drawer, the lid breaks away from the cam and descends when closing, however lid and cam contact are unstable when closing, and receive wearing and tearing easily when the lid is jacked up.

In view of the above, there is a need for an improved drawer.

Disclosure of Invention

In order to solve the technical problem, the invention provides a storage device and a refrigerator with the same.

In order to achieve the purpose, the technical scheme provided by the invention is as follows: a storage device comprises a box body with an opening at the front side and a drawer accommodated in the box body, wherein the drawer comprises a drawer body and a cover body, the storage device also comprises a lifting assembly arranged between the drawer and the box body, the lifting assembly comprises a gear fixedly arranged relative to the box body, a first rack arranged on the drawer body and meshed with one side of the gear, and a transmission part matched with the other side of the gear, the transmission part is provided with a supporting part connected with the cover body and a second rack extending downwards from the supporting part, and the second rack is meshed with the gear;

the lifting assembly is arranged in such a way that when the drawer is pulled, the first rack moves forwards and drives the gear to rotate, and the gear drives the transmission piece to move upwards so as to lift the cover body; when the drawer is closed, the first rack moves backwards and drives the gear to rotate, and the gear drives the transmission piece to move downwards so that the cover body descends.

As a further improvement of the present invention, the second rack is formed by extending obliquely downward from the support portion, the first rack is disposed on the upper side or the lower side of the gear, and when the first rack is disposed on the upper side of the gear, the second rack is engaged with the upper right side or the lower right side of the gear; when the first rack is arranged on the lower side of the gear, the second rack is meshed with the left upper side or the left lower side of the gear.

As a further improvement of the present invention, the gear includes a first gear portion engaged with the first rack and a second gear portion engaged with the second rack, a ratio of circumferential lengths of a root circle of the first gear portion and a root circle of the second gear portion is a set value, and a ratio of an effective transmission length of the first rack to the gear and a length of the second rack is not greater than the set value.

As a further improvement of the present invention, a depth of the tooth space of the first gear part is smaller than a depth of the tooth space of the second gear part.

As a further improvement of the present invention, the second rack is made of a flexible material, and the lifting assembly further includes a limiting mechanism disposed on a side of the transmission member away from the gear to prevent the second rack from being disengaged from the gear.

As a further improvement of the present invention, the cover further has a second support shaft extending outward, the lifting assembly further includes a support rod and a fixing mechanism fixedly disposed relative to the box body, an upper end of the support rod is rotatably connected to the second support shaft, and a lower end of the support rod is rotatably connected to the fixing mechanism.

As a further improvement of the present invention, the lifting assembly further includes a base fixed on the box body, the base is provided with a guide groove for accommodating the transmission member, the limiting mechanism forms at least a part of a side wall of the guide groove, an opening is formed at an upper end of the guide groove for the support portion to pass through the opening to be connected with the cover body, and the base is further provided with a gear groove communicated with the guide groove for accommodating the gear.

As a further improvement of the present invention, the lifting assembly further includes a base fixed on the box body, the base is provided with a support groove for accommodating the support rod, the fixing mechanism is arranged on an inner wall of the support groove, and one end of the support rod connected to the fixing mechanism extends outward to form a pair of support legs for supporting on a bottom wall of the support groove when the support rod is driven to be in a vertical state by the cover body.

As a further improvement of the present invention, the cover body has a first support shaft extending outward, the support portion is a section of the entire length of the transmission member and is made of a hard material, and a side of the support portion away from the second rack is clamped around the first support shaft.

The invention further provides a refrigerator which comprises the storage device.

The invention has the beneficial effects that: according to the storage device provided by the invention, through the matching transmission of the first rack, the gear and the transmission part, the cover body can be easily driven to ascend or descend by means of mechanical transmission in the opening and closing processes of the drawer, so that the labor is saved, and the whole process is stable and smooth.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic structural view of the storage device of the present invention, wherein the storage device is only a box;

FIG. 2 is a perspective view of the drawer of FIG. 1;

FIG. 3 is an exploded view of the drawer shown in FIG. 2;

FIG. 4 is a schematic view of the drawer of FIG. 2 in a closed position;

FIG. 5 is a schematic view of the base shown in FIG. 4 with the base hidden;

FIG. 6 is a schematic view of the drawer of FIG. 2 in an open position;

FIG. 7 is a schematic view of the base of FIG. 6 shown with the base removed;

FIG. 8 is a schematic view of the mating structure of the base and the lift assembly of the present invention;

FIG. 9 is a schematic view of the construction of the gear of the present invention;

100-storage device, 1-box, 10-drawer, 11-drawer body, 12-cover, 121-first support shaft, 122-second support shaft, 2-lifting component, 21-gear, 211-first gear, 212-second gear, 22-first rack, 23-transmission piece, 231-support, 232-second rack, 24-limit mechanism, 25-base, 251-guide groove, 2511-opening, 252-gear groove, 253-support groove, 26-support bar, 261-support leg, 27-fixing mechanism, 13-sealing strip.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail and completely with reference to the following specific embodiments of the present application and the accompanying drawings. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Referring to fig. 1 and 2, the present invention provides a storage device 100, which includes a box 1 with a front opening 2511 and a drawer 10 accommodated in the box 1, wherein the storage device 100 may be a refrigerator, a cabinet, etc.

The drawer 10 includes a drawer body 11 and a cover 12, and for convenience of description, the cover 12 is defined to be located above the drawer body 11, a direction in which the drawer body 11 moves to open the drawer 10 is front, a direction in which the drawer 10 is closed is rear, and a width direction of the drawer body 11 is a left-right direction.

Drawer 10 is still including being fixed in lid 12 orientation the sealing strip 13 of drawer body 11 one side, works as lid 12 covers when on the drawer body 11, sealing strip 13 can seal lid 12 with gap between the drawer body 11 realizes drawer 10's is sealed, sealing strip 13 generally adopts to have certain elastic working of plastics or elastic silica gel etc..

In the embodiment of the present invention, the storage device 100 further includes a lifting assembly 2 disposed between the drawer 10 and the box body 1, and the lifting assembly 2 is disposed on at least one of the left and right sides of the cover 12 to drive the cover 12 to ascend or descend.

As shown in fig. 3 to 9, the lifting assembly 2 includes a gear 21 fixedly disposed relative to the box body 1, the lifting assembly 2 further includes a first rack 22 disposed on the drawer body 11 and engaged with one side of the gear 21, and a transmission member 23 engaged with the other side of the gear 21, the transmission member 23 has a supporting portion 231 connected to the cover 12, and a second rack 232 extending downward from the supporting portion 231, and the second rack 232 is engaged with the gear 21.

As shown in fig. 4 to 7, the lifting assembly 2 is configured such that when the drawer 10 is pulled, the first rack 22 moves forward and drives the gear 21 to rotate, and the gear 21 drives the transmission member 23 to move upward to lift the cover 12; when the drawer 10 is closed, the first rack 22 moves backward and drives the gear 21 to rotate, and the gear 21 drives the transmission member 23 to move downward so as to lower the cover 12.

Through the matching transmission of the first rack 22, the gear 21 and the transmission member 23, in the opening and closing process of the drawer 10, the cover body 12 can be easily driven to ascend or descend by means of mechanical transmission, so that the labor is saved, and the whole process is stable and smooth.

Specifically, the gear 21 may be fixed on an inner wall of the box body 1, or may be fixed on any fixed structure inside the box body 1 so as to be driven by the first rack 22 to rotate, as shown in fig. 5 and 7, the first rack 22 may be one or a whole section of the front and back length of the drawer body 11, and when the drawer 10 is closed, the meshing position between the first rack 22 and the gear 21 is a meshing starting position; after the drawer 10 is pulled out, the first rack 22 moves forward to be disengaged from the gear 21, the gear 21 stops rotating, or the first rack 22 is always engaged with the gear 21, and the effective transmission length of the first rack 22 and the gear 21 is the length from the engagement starting point to the disengagement point, or the engagement length from the engagement starting point to the time when the drawer 10 is completely pulled out.

As shown in fig. 9, the gear 21 includes a first gear portion 211 engaged with the first rack 22 and a second gear portion 212 engaged with the second rack 232, a ratio of circumferential lengths of a root circle of the first gear portion 211 and a root circle of the second gear portion 212 is a set value, and a ratio of an effective transmission length of the first rack 22 and the gear 21 to a length of the second rack 232 is not greater than the set value, so that the second rack 232 can be always engaged with the gear 21 when the gear 21 is disengaged from the first rack 22 or the drawer 10 is completely pulled out, and the gear 21 drives the second rack 232 to realize a continuous mechanical transmission when the drawer body 11 is pushed back to the state where the first rack 22 is engaged with the gear 21.

In this embodiment, the depth of the gear groove of the second gear portion 212 is smaller than the depth of the gear groove of the first gear portion 211, and the depth of the gear groove of the second rack 232 is smaller than the depth of the gear groove of the first rack 22, thereby facilitating the engagement between the second gear portion 212 and the second rack 232.

The second rack 232 is formed by extending the supporting portion 231 obliquely downward, so that the transmission member 23 is inclined to form a straight line or an arc-shaped curve, in this embodiment, the transmission member 23 is inclined to form an arc-shaped curve, so that the degree of engagement between the second rack 232 and the gear 21 is increased, the gear 21 is convenient to transmit the second rack 232, and the transmission member 23 is further easy to move upward.

The first rack 22 is disposed on the upper side of the gear 21, the transmission member 23 is inclined forward and downward from the connection between the supporting portion 231 and the cover 12, and the second rack 232 is engaged with the right lower side of the gear 21, so that the first rack 22 moves forward to drive the gear 21 to rotate counterclockwise, and the gear 21 drives the transmission member 23 to move backward and upward to move the cover 12 upward and backward.

In other embodiments, the transmission member 23 may be inclined rearward and downward from the connection between the supporting portion 231 and the cover 12, the second rack 232 is meshed with the lower right side of the gear 21, the forward movement of the first rack 22 drives the gear 21 to rotate counterclockwise, the gear 21 drives the transmission member 23 to move forward and upward to move the cover 12 upward and forward, and as such, the first rack 22 may be further disposed at a lower side of the gear 21, and the transmission member 23 may be inclined from a connection portion of the supporting portion 231 and the cover 12 to a rear lower direction or a front lower direction, and accordingly, the second rack 232 is meshed with the lower left side or the upper left side of the gear 21, so that the forward movement of the first rack 22 drives the gear 21 to rotate clockwise, the gear 21 drives the transmission member 23 to move forward and upward or backward and upward to move the cover 12 upward and forward or upward and backward.

As shown in fig. 4 to 7, the cover 12 has a first support shaft 121 extending outward, the support portion 231 is a section of the entire length of the transmission member 23 and is made of a hard material, and one side of the support portion 231 away from the second rack 232 is clamped around the first support shaft 121, so that the support portion 231 can easily drive the cover 12 to rise or fall, and is convenient to disassemble and assemble; in other embodiments, the supporting portion 231 may be integrally fixed to the first supporting shaft 121, and can also easily lift or lower the cover 12.

In this embodiment, the second rack 232 is made of a flexible material, so that the meshing degree between the second rack 232 and the gear 21 is increased, the gear 21 is convenient for driving the second rack 232, and the transmission member 23 is further made to move upwards easily, the lifting assembly 2 further comprises a limiting mechanism 24 arranged on one side of the transmission member 23, which deviates from the gear 21, so as to avoid the disengagement between the second rack 232 and the gear 21, and the second rack 232 is convenient for meshing with the gear 21.

As shown in fig. 8, the lifting assembly 2 further includes a base 25 fixed on the box body 1, the base 25 is provided with a guide groove 251 for accommodating the transmission member 23, the limiting mechanism 24 is at least a part of a side wall of the guide groove 251, an opening 2511 is formed at an upper end of the guide groove 251 for the support portion 231 to pass through the opening 2511 to be connected with the cover 12, and the base 25 further has a gear groove 252 communicating with the guide groove 251 for accommodating the gear 21, so that the second gear 232 can be prevented from being disengaged from the gear 21, and the engagement between the second gear 232 and the gear 21 is facilitated.

The cover 12 further has a second support shaft 122 extending outward, the lifting assembly 2 further includes a support rod 26 and a fixing mechanism 27 fixedly disposed relative to the box 1, an upper end of the support rod 26 is rotatably connected to the second support shaft 122, a lower end of the support rod 26 is rotatably connected to the fixing mechanism 27, when the drawer 10 is closed, the support rod 26 is disposed in an inclined manner, and when the transmission member 23 is inclined rearward and downward from a connection position of the support portion 231 and the cover 12, an upper end of the support rod 26 is located at a rear side of the lower end; when the transmission member 23 is inclined from the joint between the support portion 231 and the cover 12 to the lower side, the upper end of the support rod 26 is located at the front side of the lower end, so that the cover 12 is driven by the transmission member 23 to move upwards and backwards or upwards and forwards, the upper end of the support rod 26 is driven, the axes of the upper and lower ends of the support rod are aligned to the vertical direction, and the support member can play a role of auxiliary support after the cover 12 is lifted, thereby ensuring the stability of the drawing process.

As shown in fig. 8, the base 25 is further provided with a supporting groove 253 for accommodating the supporting rod 26, the fixing mechanism 27 is disposed on an inner wall of the supporting groove 253, and a pair of supporting legs 261 extends outwardly from one end of the supporting rod 26 connected to the fixing mechanism 27 to be supported on a bottom wall of the supporting groove 253 when the supporting rod 26 is driven to be in a vertical state by the cover 12, so that the supporting of the supporting rod 26 is more stable.

The invention further provides a refrigerator which comprises the storage device 100, the storage device is in a sealed state when the drawer 10 is closed, food or articles needing to be moisturized can be stored conveniently, a user can push and pull conveniently when the drawer 10 is opened, labor is saved, the whole process is stable and smooth, and user experience is improved.

In summary, in the storage device 100 of the present invention, the lifting assembly 2 is configured such that when the drawer 10 is pulled, the first rack 22 moves forward and drives the gear 21 to rotate, and the gear 21 drives the transmission member 23 to move upward to lift the cover 12; when the drawer 10 is closed, the first rack 22 moves backwards and drives the gear 21 to rotate, and the gear 21 drives the transmission piece 23 to move downwards so as to lower the cover body 12, so that the labor is saved and the whole process is stable and smooth; with the refrigerator having the storage device 100, it is convenient to store foods or articles requiring moisture preservation.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the inventive concept of the present invention, and these changes and modifications are all within the scope of the present invention.

Claims

1. A storage device comprises a box body with an opening at the front side and a drawer accommodated in the box body, wherein the drawer comprises a drawer body and a cover body, and the storage device is characterized by further comprising a lifting assembly arranged between the drawer and the box body, wherein the lifting assembly comprises a gear fixedly arranged relative to the box body, a first rack arranged on the drawer body and meshed with one side of the gear, and a transmission piece matched with the other side of the gear, the transmission piece is provided with a supporting part connected with the cover body and a second rack extending downwards from the supporting part, and the second rack is meshed with the gear;

2. The storage device according to claim 1, wherein the second rack is formed by extending obliquely downward from the support portion, the first rack is provided on an upper side or a lower side of the gear, and when the first rack is provided on the upper side of the gear, the second rack is engaged with the upper right side or the lower right side of the gear; when the first rack is arranged on the lower side of the gear, the second rack is meshed with the left upper side or the left lower side of the gear.

3. The storage device according to claim 1, wherein said gear comprises a first gear portion engaged with said first rack and a second gear portion engaged with said second rack, a ratio of circumferential lengths of a root circle of said first gear portion and a root circle of said second gear portion is a set value, and a ratio of an effective transmission length of said first rack to said gear and a length of said second rack is not greater than said set value.

4. A storage device as claimed in claim 3, characterized in that the depth of the tooth spaces of the first gear part is smaller than the depth of the tooth spaces of the second gear part.

5. The storage device as claimed in claim 1, wherein the second rack is made of a flexible material, and the lifting assembly further comprises a limiting mechanism disposed on a side of the transmission member facing away from the gear to prevent the second rack from being separated from the gear.

6. The storage device as claimed in claim 1, wherein the cover further has a second support shaft extending outwardly therefrom, the lifting assembly further includes a support rod and a fixing mechanism fixedly disposed with respect to the box, an upper end of the support rod is rotatably connected to the second support shaft, and a lower end of the support rod is rotatably connected to the fixing mechanism.

7. The storage device according to claim 5 or 6, wherein the lifting assembly further comprises a base fixed on the box body, the base is provided with a guide groove for accommodating the transmission member, the limiting mechanism forms at least a part of a side wall of the guide groove, an opening is formed at the upper end of the guide groove for the support portion to pass through and be connected with the cover body, and the base is further provided with a gear groove communicated with the guide groove for accommodating the gear.

8. The storage device as claimed in claim 5 or 6, wherein the lifting assembly further comprises a base fixed on the box body, the base is provided with a support groove for accommodating the support rod, the fixing mechanism is arranged on the inner wall of the support groove, and a pair of support legs extends outwards from one end of the support rod connected to the fixing mechanism to support the support rod on the bottom wall of the support groove when the support rod is driven to be in a vertical state by the cover body.

9. A storage device as claimed in claim 1, wherein the cover has a first support shaft extending outwardly therefrom, the support portion is a section of the entire length of the transmission member and is made of a hard material, and a side of the support portion remote from the second rack is clamped around the first support shaft.

10. A refrigerator, characterized in that it comprises a storage device according to any one of claims 1 to 9.