CN115265044A - Refrigerator with a door - Google Patents

Abstract

The invention discloses a refrigerator, comprising: the vacuumizing device is detachably arranged on the refrigerator; the preservation box is detachably arranged on the refrigerator, the vacuumizing device is matched with the preservation box, and the vacuumizing device can vacuumize the interior of the preservation box. The refrigerator effectively solves the problem that the vacuumizing device in the refrigerator in the prior art occupies part of the internal space, so that the storage space in the refrigerator is reduced.

Description

Refrigerator with a door

Technical Field

The invention relates to the technical field of household appliances, in particular to a refrigerator.

Background

Along with people's health consciousness improves gradually, also improves thereupon to eating the fresh-keeping demand of material, and the refrigerator is as eating the most commonly used domestic appliance of material storage, and the fresh-keeping storage of material becomes the technical demand that the urgent need was solved. The food can be stored for a long time under the condition of low temperature of refrigeration or freezing, and the storage time of the food is not only influenced by the temperature and the humidity, but also influenced by factors such as the oxygen content of air and the concentration of bacteria in the food storage environment.

In order to prolong the food preservation time, a vacuum preservation technology is provided at present, and the principle is that microorganisms and various bacteria are difficult to survive in a vacuum environment and can meet the breeding requirement in a longer time; the oxygen content is greatly reduced, various chemical reactions cannot be completed, the food cannot be oxidized, and the food can be preserved for a longer time.

In the prior art, the vacuum preservation technology applied to the refrigerator at present mainly comprises the steps that a sealed drawer is arranged in the refrigerator, and the drawer is vacuumized through a small vacuum pump arranged outside the drawer, so that the drawer is kept in a negative pressure state, and the preservation of food materials in the drawer is realized. However, the preservation method has the following limitations: because the vacuumizing treatment needs to be realized by devices such as a vacuum pump, the vacuumizing device can occupy part of the inner space of the refrigerating chamber, so that the storage space in the refrigerator is reduced, and the use experience of a user is influenced.

Disclosure of Invention

The embodiment of the invention provides a refrigerator, which aims to solve the problem that a vacuumizing device in the refrigerator in the prior art occupies part of internal space, so that the storage space in the refrigerator is reduced.

To achieve the above object, the present invention provides a refrigerator including: the vacuumizing device is detachably arranged on the refrigerator; the preservation box, detachably sets up on the refrigerator, evacuating device and preservation box cooperation, evacuating device can be to the inside evacuation of preservation box.

Further, the vacuum-pumping device includes: the vacuumizing shell is internally provided with a vacuum pump, the outer surface of the vacuumizing shell is provided with a clamping portion, the refrigerator is provided with a clamping structure corresponding to the clamping portion, and the vacuumizing shell is clamped on the refrigerator through the clamping portion.

Further, the vacuumizing device can be in butt joint with and separated from the preservation box; a first butt joint part is arranged on the outer surface of the vacuumizing shell, and a second butt joint part matched with the first butt joint part is arranged on the preservation box; the vacuumizing shell is in butt joint with the preservation box in a limiting fit mode through the first butt joint part and the second butt joint part and is limited in butt joint.

Further, the vacuumizing device is positioned above the preservation box; the first butt joint part is a bulge or a groove at the bottom of the vacuum-pumping shell; the second butt joint part is a groove or a bulge at the top of the preservation box.

Further, the vacuum-pumping device includes: the vacuumizing connector assembly is connected to the vacuumizing shell; be provided with sealing component on the preservation box, inside the evacuation joint Assembly through pegging graft the cooperation in order to communicate the preservation box with sealing component, the vacuum pump passes through the evacuation joint Assembly to the inside evacuation of preservation box.

Further, the vacuum joint assembly includes: the first connector is movably connected to the vacuumizing shell and can move towards the preservation box or move away from the preservation box; the second joint is movably arranged in the first joint in a penetrating way, can be in inserted fit with the sealing component through movement, can be separated from the sealing component through movement, and is provided with a vacuum pumping pipeline; when the second connector is in splicing fit with the sealing part, the vacuumizing pipeline is communicated with the interior of the fresh-keeping box through the sealing part.

Furthermore, a first limiting part is arranged on the second joint, and a second limiting part is arranged on the sealing part; when the second joint is in splicing fit with the sealing component, the first limiting part is matched with the second limiting part.

Furthermore, the preservation box is provided with a clamping part, the clamping part is arranged on the periphery of the sealing component, the position of the clamping part corresponds to the position of the first joint, and the first joint moves to a preset distance towards the preservation box and then abuts against the clamping part.

Further, the sealing member is a check valve.

Further, the vacuum-pumping device includes: the operating button is arranged on the vacuumizing shell and is in driving connection with the vacuumizing joint assembly; the vacuumizing connector assembly is movably connected to the vacuumizing shell, and the vacuumizing connector assembly is driven to be in butt joint with the preservation box by pressing the operating button.

Further, still include the support base, support base detachably and connect on the refrigerator, fresh-keeping box joint is on supporting the base.

Furthermore, a clamping sliding groove is formed in the supporting base, and the bottom of the preservation box can slide into the clamping sliding groove to be clamped and limited.

Further, the refrigerator comprises a refrigerator door inner liner, and the vacuumizing device and the preservation box are detachably arranged on the refrigerator door inner liner.

The vacuumizing device is detachably arranged on the refrigerator body or the refrigerator door, and can be taken out after the vacuumizing device is used or when the vacuumizing device is not used temporarily, so that the storage space in the refrigerator cannot be occupied. When the user does not need the vacuumizing function, the vacuumizing device and the preservation box can be detached together, so that the effect of completely not influencing the storage space of the refrigerator is achieved.

Drawings

Fig. 1 is a schematic structural diagram of a refrigerator according to a first embodiment of the present invention;

fig. 2 is a schematic view of a partial structure of a refrigerator according to a first embodiment of the present invention;

fig. 3 is an external structural view of a vacuum pumping device of a refrigerator according to a first embodiment of the present invention;

fig. 4 is a schematic view of an internal structure of a vacuum extractor of a refrigerator according to a first embodiment of the present invention;

fig. 5 is a schematic structural diagram of a fresh food box of a refrigerator according to a first embodiment of the present invention;

fig. 6 is a schematic view of the internal structure of the vacuum-pumping device and the fresh food box of the refrigerator according to the first embodiment of the present invention;

FIG. 7 is a schematic view of the vacuum-pumping device and the fresh food box of the refrigerator according to the first embodiment of the present invention;

FIG. 8 is an exploded view of the vacuum extractor and the fresh food box of the refrigerator according to the second embodiment of the present invention;

fig. 9 is a schematic structural view of a vacuum extractor of a refrigerator according to a second embodiment of the present invention.

Detailed Description

The invention is described in further detail below with reference to the figures and the specific examples, but the invention is not limited thereto.

Referring to fig. 1 to 7, according to a first embodiment of the present invention, a refrigerator is provided, which includes a vacuum extractor 10 and a fresh food box 20, wherein the vacuum extractor 10 is detachably disposed on the refrigerator; the preservation box 20 is detachably arranged on the refrigerator, the vacuumizing device 10 is matched with the preservation box 20, and the vacuumizing device 10 can vacuumize the interior of the preservation box 20.

The vacuumizing device is detachably arranged on the refrigerator body or the refrigerator door, and can be taken out after the vacuumizing device is used or when the vacuumizing device is not used temporarily, so that the storage space in the refrigerator cannot be occupied. When the user does not need the vacuumizing function, the vacuumizing device and the preservation box can be detached together, so that the effect of not influencing the storage space of the refrigerator is achieved.

The vacuumizing device 10 comprises a vacuumizing shell 11, a vacuum pump is arranged inside the vacuumizing shell 11, a clamping portion 12 is arranged on the outer surface of the vacuumizing shell 11, a clamping structure corresponding to the clamping portion 12 is arranged on the refrigerator, and the vacuumizing shell 11 is clamped on the refrigerator through the clamping portion 12. The vacuum pump is located the evacuation casing, and the evacuation casing passes through the buckle with the refrigerator and is connected, and the refrigerator only needs to provide electric power. The clamping structure of the clamping part 12 and the refrigerator can be selected from a buckle and a clamping groove, and the specific structure belongs to the shape of normal clamping and is not described again. The clamping of the vacuum-pumping shell 11 makes it more convenient and faster for the user to disassemble the vacuum-pumping device. Referring to fig. 2, a key switch 14 of the entire vacuum evacuation apparatus is provided on the outer surface of the vacuum evacuation casing, and the vacuum evacuation operation is started by pressing the key switch 14.

Further preferably, the vacuum extractor 10 is adapted to engage and disengage the crisper 20. A first butt joint part 111 is arranged on the outer surface of the vacuumizing shell 11, and a second butt joint part 21 matched with the first butt joint part 111 is arranged on the preservation box 20; the vacuumizing shell 11 is butted and limited with the crisper 20 through the limit matching of the first butting part 111 and the second butting part 21. The vacuumizing device is in butt joint with the preservation box 20 when needing to work, and vacuumizing is carried out after butt joint. After the vacuumization process is completed, the vacuuming device can be separated from the preservation box 20 and can be taken out of the refrigerator optionally. In order to facilitate the butt joint of the vacuumizing device and the preservation box, the mutual limiting and the stable structural matching of the vacuumizing device and the preservation box are ensured, the first butt joint part 111 and the second butt joint part 21 are limited, and meanwhile, the first butt joint part 111 and the second butt joint part 21 can also perform a certain guiding function on the butt joint operation. In this embodiment, the first docking portion is a U-shaped groove, the second docking portion is a U-shaped protrusion, and the shapes of the first docking portion and the second docking portion may be other shapes, so as to achieve the above-mentioned limiting and guiding functions.

As shown in fig. 2 to 5, the vacuum extractor 10 is located above the fresh food box 20; the first butt-joint part 111 is a protrusion or a groove at the bottom of the vacuum-pumping shell 11; the second docking portion 21 is a recess or a protrusion on the top of the crisper 20. The evacuating device and the preservation box of this embodiment are that the upper and lower distribution sets up, and the advantage that evacuating device is located preservation box top position is convenient dismantlement, and the user can select directly to take down evacuating device from the top, remains the preservation box.

The vacuumizing device 10 comprises a vacuumizing joint assembly 13, and the vacuumizing joint assembly 13 is connected to the vacuumizing shell 11; be provided with sealing component 22 on the preservation box 20, inside evacuation joint Assembly 13 through pegging graft the cooperation with communicating preservation box 20 with sealing component 22, the vacuum pump is through evacuation joint Assembly 13 to the inside evacuation of preservation box 20. The sealing component can ensure that external air can not enter the interior of the preservation box after being vacuumized, so that the interior of the preservation box is kept in a negative pressure state for a long time.

The preservation box 20 consists of a box body and a box cover, and the box body and the box cover are not locked by a buckle structure; but the sealing effect is kept by the difference between the internal pressure and the external pressure after vacuumizing. The sealing member may be optionally placed on the case or the lid. The thickness of the box body is of a gradually changed shape structure so as to be suitable for users with different hand sizes to take.

As shown in fig. 4, 6 and 7, the vacuum connector assembly 13 includes a first connector 13a and a second connector 13b, the first connector 13a is movably connected to the vacuum housing 11, and the first connector 13a can move toward the crisper 20 or move away from the crisper 20; the second joint 13b is movably arranged in the first joint 13a in a penetrating way, the second joint 13b can be in inserted connection with the sealing component 22 through movement, the second joint 13b can be separated from the sealing component 22 through movement, and the second joint 13b is provided with a vacuum-pumping pipeline 13c; when the second connector 13b is inserted into the sealing member 22, the vacuum line 13c is connected to the interior of the fresh food box 20 through the sealing member 22.

In the vertical direction as shown in fig. 6, the components of the vacuum joint assembly 13 can move in the vertical direction, and before vacuum pumping is needed, the components in the vacuum joint assembly 13 are in limited fit with the sealing component after moving. The first connector 13a and the second connector 13b move in sequence, the first connector moves towards the preservation box for a preset distance to achieve limiting, the second connector moves towards the sealing part and is in plug-in fit with the sealing part, and then vacuumizing is started. The first joint and the second joint are driven by an internal mechanism of the vacuum-pumping device, and the driving process and the transmission mechanism are common structures in the prior art, and are not described herein again.

As shown in fig. 6 and 7, in the present embodiment, the second joint 13b is provided with a first stopper 131, and the sealing member 22 is provided with a second stopper 221. When the second joint 13b is inserted into the sealing member 22, the first position-limiting portion 131 is engaged with the second position-limiting portion 221. After the second joint 13b is in plug-in fit with the sealing part 22, the first limiting part 131 is matched with the second limiting part 221 to ensure that the preservation box cannot shake randomly during the vacuumizing process, and the second joint 13b can play a limiting role and is also used as an air pumping part for vacuumizing.

In this embodiment, the first position-limiting portion 131 is a position-limiting groove formed by two inner and outer circular protrusions, and the second position-limiting portion 221 is a circular protrusion. Of course, the specific structures of the first position-limiting part 131 and the second position-limiting part 221 may be interchanged, or other specific structural forms may be selected.

The fresh-keeping box 20 is provided with a clamping part 23, the clamping part 23 is arranged on the periphery of the sealing component 22, the position of the clamping part 23 corresponds to the position of the first joint 13a, and the first joint 13a is clamped and propped against the clamping part 23 after moving to a preset distance towards the fresh-keeping box 20. The function of the detent 23 is to provide a limit and a predetermined distance setting, and the second connector will only start moving after the first connector abuts against the detent 23. The engaging portion is a circular groove formed around the outer periphery of the sealing member 22 in this embodiment, the sealing member 22 is disposed in the surface groove of the fresh food box 20, and the circular groove is formed around the outer periphery of the surface groove. In other embodiments, the detent may be a particular circular protrusion or a protruding post.

The sealing member 22 is a one-way valve. The one-way valve can ensure that the storage cavity in the preservation box is in a negative pressure state after the vacuumizing is finished, and outside air cannot enter. The one-way valve also allows gas to flow only from the interior of the crisper to the outside.

The refrigerator also comprises a supporting base 30, the supporting base 30 is detachably connected to the refrigerator, and the preservation box 20 is clamped on the supporting base 30. The supporting base is used for supporting the preservation box, and articles or food with larger weight can be placed in the preservation box.

Further preferably, referring to fig. 6, a clamping sliding groove 31 is provided on the supporting base 30, and the bottom of the fresh-keeping box 20 can slide into the clamping sliding groove 31 for clamping and limiting. The clamping sliding groove 31 is a trapezoid groove, the bottom of the preservation box is provided with a trapezoid limiting protrusion which is restricted by the clamping sliding groove 31 in a matched mode, and the preservation box can be placed at a specified position through the matching of the trapezoid limiting protrusion and the clamping sliding groove. When the preservation box is pushed into a designated position, the vacuumizing joint assembly and the sealing part are positioned on the same vertical central shaft.

When needs carry out the evacuation to the crisper, put into corresponding limit position with the crisper, do not need the user to spend too much energy to think whether the crisper aligns the screens, each screens all has corresponding limit structure, and the user only needs to put into and can align.

In this embodiment, the refrigerator includes a door liner, and the vacuum pumping device 10 and the fresh food box 20 are detachably disposed on the door liner. Install evacuating device 10 and crisper 20 on the chamber door inside lining, both can save refrigerator inner space, do not occupy main storage position, still convenience of customers installs or dismantles crisper and evacuating device, and the chamber door inside lining is compared in the position of the inside depths of refrigerator more convenience of customers' operation.

According to the refrigerator structure provided by the embodiment, a specific vacuumizing process is described with reference to fig. 6 and 7:

when needs are to the preservation box evacuation, put the preservation box on supporting the base, the bottom and the spacing cooperation of joint spout of preservation box, the top and the spacing cooperation of evacuating device of preservation box, its activity of preservation box through above two spacing restraint, make the preservation box fix in the tram. At this time, the vacuumizing joint assembly and the sealing part are positioned on the same vertical central shaft, and the key switch is pressed to start the vacuumizing process. At this moment, the first joint moves downward for a fixed distance along the vertical direction, the first joint moves for a predetermined distance and then supports against the clamping part, then the second joint moves downward for a fixed distance along the vertical direction, the first limiting part 131 is matched with the second limiting part 221, the preservation box is prevented from shaking randomly in the vacuumizing process, and the vacuum pump pumps out air in the preservation box through the vacuumizing pipeline.

When the air pressure in the storage cavity inside the preservation box reaches a specified value, the vacuum pump stops working, the first joint and the second joint start to stretch back along the vertical direction to reach the position before the vacuumizing starts, and at the moment, the preservation box completes the whole vacuumizing process.

Referring to fig. 8 and 9, according to a second embodiment of the present invention, there is provided a refrigerator, which includes a vacuum extractor 10 and a fresh food box 20, wherein the vacuum extractor 10 is detachably disposed on the refrigerator; preservation box 20 detachably sets up on the refrigerator, and evacuating device 10 and preservation box 20 cooperation, evacuating device 10 can be to the inside evacuation of preservation box 20.

The structure of the second embodiment is substantially the same as that of the first embodiment 10, except that the driving manner of the vacuum joint assembly is different, and in the refrigerator of the second embodiment, the vacuum joint assembly 10 includes an operation button 15, the operation button 15 is arranged on the vacuum casing 11, and the operation button 15 is in driving connection with the vacuum joint assembly 13. The vacuum-pumping connector assembly 13 is movably connected to the vacuum-pumping housing 11, and the vacuum-pumping connector assembly 13 is driven to be docked with the fresh food box 20 by pressing the operating button 15.

After the preservation box 20 is assembled in place, the operating button 15 is pressed downwards, the vacuumizing connector assembly 13 is butted with the preservation box 20 to achieve vacuumizing matching, and then vacuumizing is started. The vacuumizing device and the preservation box can be matched in a vacuumizing mode through direct operation of the operating button, and the operation is convenient and fast.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular is intended to include the plural unless the context clearly dictates otherwise, and it should be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in other sequences than those illustrated or described herein.

Of course, the above is a preferred embodiment of the present invention. It should be noted that modifications and adaptations can be made by those skilled in the art without departing from the basic principles of the present invention and are intended to be within the scope of the present invention.

Claims (13)

1. A refrigerator, characterized by comprising:

the vacuumizing device (10) is detachably arranged on the refrigerator;

the preservation box (20) is detachably arranged on the refrigerator, the vacuumizing device (10) is matched with the preservation box (20), and the vacuumizing device (10) can vacuumize the interior of the preservation box (20).

2. The refrigerator according to claim 1, characterized in that the vacuum-pumping device (10) comprises:

evacuation casing (11), evacuation casing (11) inside is provided with the vacuum pump, be provided with joint portion (12) on evacuation casing (11) surface, be provided with on the refrigerator with the joint structure that joint portion (12) correspond, evacuation casing (11) are passed through joint portion (12) joint is on the refrigerator.

3. The refrigerator according to claim 2,

the vacuumizing device (10) can be butted with and separated from the preservation box (20);

a first butt joint part (111) is arranged on the outer surface of the vacuumizing shell (11), and a second butt joint part (21) matched with the first butt joint part (111) is arranged on the preservation box (20);

the vacuumizing shell (11) is in butt joint limit with the fresh-keeping box (20) through the limit matching of the first butt joint part (111) and the second butt joint part (21).

4. The refrigerator according to claim 3,

the vacuumizing device (10) is positioned above the preservation box (20);

the first butt joint part (111) is a bulge or a groove at the bottom of the vacuum-pumping shell (11); the second butt joint part (21) is a groove or a bulge on the top of the preservation box (20).

5. The refrigerator according to claim 2, characterized in that the vacuum-pumping device (10) comprises:

the vacuum-pumping joint assembly (13), wherein the vacuum-pumping joint assembly (13) is connected to the vacuum-pumping shell (11);

the preservation box (20) is provided with a sealing part (22), the vacuumizing joint component (13) is matched with the inside of the preservation box (20) in an inserting mode through the sealing part (22), and the vacuum pump is used for vacuumizing the inside of the preservation box (20) through the vacuumizing joint component (13).

6. The refrigerator according to claim 5, characterized in that the vacuum connection assembly (13) comprises:

a first connector (13 a), the first connector (13 a) being movably connected to the evacuated housing (11), the first connector (13 a) being movable toward the crisper (20) or away from the crisper (20);

the second connector (13 b) is movably arranged in the first connector (13 a) in a penetrating manner, the second connector (13 b) can be in inserted fit with the sealing component (22) through movement, the second connector (13 b) can be separated from the sealing component (22) through movement, and a vacuum pumping pipeline (13 c) is arranged on the second connector (13 b);

when the second connector (13 b) is in plug fit with the sealing part (22), the vacuumizing pipeline (13 c) is communicated with the interior of the preservation box (20) through the sealing part (22).

7. The refrigerator according to claim 6,

a first limiting part (131) is arranged on the second joint (13 b), and a second limiting part (221) is arranged on the sealing part (22);

when the second joint (13 b) is in plug-in fit with the sealing part (22), the first limiting part (131) is matched with the second limiting part (221).

8. The refrigerator according to claim 6,

the fresh-keeping box (20) is provided with a clamping part (23), the clamping part (23) is arranged on the periphery of the sealing component (22), the position of the clamping part (23) corresponds to the position of the first joint (13 a), and the first joint (13 a) is clamped and propped against the clamping part (23) after moving to a preset distance towards the fresh-keeping box (20).

9. The refrigerator according to claim 5, wherein the sealing member (22) is a check valve.

10. The refrigerator according to claim 5, characterized in that the evacuation device (10) comprises:

the operating button (15), the operating button (15) is arranged on the vacuum-pumping shell (11), and the operating button (15) is in driving connection with the vacuum-pumping joint component (13);

the vacuumizing connector assembly (13) is movably connected to the vacuumizing shell (11), and the vacuumizing connector assembly (13) is driven to be in butt joint with the preservation box (20) by pressing the operating button (15).

11. The refrigerator according to claim 1, further comprising a support base (30), wherein the support base (30) is detachably connected to the refrigerator, and the fresh food box (20) is clamped on the support base (30).

12. The refrigerator according to claim 11, wherein the support base (30) is provided with a clamping sliding groove (31), and the bottom of the fresh-keeping box (20) can slide into the clamping sliding groove (31) to be clamped and limited.

13. The refrigerator according to claim 1, wherein the refrigerator comprises a door liner, and the vacuum apparatus (10) and the fresh food box (20) are detachably provided on the door liner.

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