CN219346999U - Storage box, vacuum storage device and refrigerator - Google Patents
Storage box, vacuum storage device and refrigerator Download PDFInfo
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- CN219346999U CN219346999U CN202121307972.7U CN202121307972U CN219346999U CN 219346999 U CN219346999 U CN 219346999U CN 202121307972 U CN202121307972 U CN 202121307972U CN 219346999 U CN219346999 U CN 219346999U
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
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- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The utility model provides a storage box, comprising: an inner box body defining a storage space therein; and the outer box body is sleeved outside the inner box body and is provided with a gap with the inner box body, and the outer box body is provided with an extraction opening so that the vacuum pump can extract part or all of the gas in the storage space through the extraction opening and the gap. The storage box can avoid the problem that food in the storage space falls to block the extraction opening. The utility model also provides a vacuum storage device with the storage box and a refrigerator.
Description
Technical Field
The utility model relates to the technical field of refrigeration and freezing devices, in particular to a storage box, a vacuum storage device and a refrigerator.
Background
The existing storage box is usually provided with an extraction opening on the box cover to reduce blockage of the extraction opening by food materials in the extraction process, but the design that the extraction opening is directly exposed to the food materials still cannot completely avoid blockage of the extraction opening. The appearance and structure of such a case are substantially the same, and the homogenization is serious, resulting in failure to make a brand recognition among users. In addition, as the living standard of people improves the demands of consumers on the refrigerator, in order to improve the fresh-keeping performance of the refrigerator, the refrigerator with the vacuumizing function appears in the prior art, and is favored by the consumers. The refrigerator is realized by utilizing a vacuum pump to vacuumize a certain compartment of the refrigerator, and the problem that food materials are inconvenient to take and place exists.
Disclosure of Invention
It is an object of the present utility model to overcome at least one of the drawbacks of the prior art and to provide a storage case that facilitates evacuation.
A further object of the utility model is to provide a storage box with good preservation effect.
In particular, the present utility model provides a storage case comprising:
an inner box body defining a storage space therein; and
the outer box body is sleeved outside the inner box body and is provided with a gap with the inner box body, and the outer box body is provided with an extraction opening so that the vacuum pump can extract part or all of gas in the storage space through the extraction opening and the gap.
Optionally, the outer and inner casings are removable.
Optionally, at least one protrusion is formed on the outer side of the upper portion of the inner case so that the inner case does not shake in the outer case.
Optionally, an air extraction opening is formed in the bottom wall of the outer box body;
the storage box further comprises: the box body air extraction switch is arranged at the air extraction opening, is an elastic piece and is configured to: the vacuum pump is started, and the box body air extraction switch moves downwards under suction force to form an air extraction channel with the air extraction opening; and after the air extraction is completed, the box body air extraction switch upwards recovers deformation to seal the air extraction opening.
Optionally, the box air extraction switch has a vertical portion, a plurality of first horizontal portions and a plurality of second horizontal portions, wherein
The vertical portion of box body air extraction switch runs through the internal diameter that the extraction opening set up and external diameter is less than the extraction opening, and its one end that is located the inside of outer box body sets up a plurality of first horizontal portions along its circumference interval, and the one end that is located the outside of outer box body sets up the second horizontal portion.
Optionally, the bottom wall of the outer casing protrudes upwardly adjacent to the extraction opening region, and a protruding region is formed so that the casing extraction switch is accommodated in the protruding region without protruding from the outer casing.
Optionally, the storage box further comprises: and the cover body is configured to be detachably sealed and fixed with the outer box body so as to open and close the storage space.
Optionally, the cover body comprises at least one pair of movable buckling lugs, the upper part of each movable buckling lug is rotationally connected with the cover body, and the inner side surface of the lower part is provided with a fixing protrusion;
the outer wall upper portion of outer box body is provided with fixed protruding, and the fixed protruding one-to-one joint of the fixed protruding and the activity of outer box body detains the ear is in order to realize the fixed of lid and outer box body.
The utility model also provides a vacuum storage device, which comprises:
the vacuum pump is arranged in the air suction base, and a first air suction opening is formed in the air suction base; and
the storage box is configured such that the air extraction opening of the storage box is communicated with the first air extraction opening, so that the vacuum pump sequentially extracts part or all of air in the storage space through the first air extraction opening, the air extraction opening and the gaps.
The utility model also provides a refrigerator with the vacuum storage device.
According to the storage box, the inner box body and the outer box body are arranged, the outer box body is sleeved outside the inner box body, a gap is formed between the outer box body and the inner box body, and the air extraction opening is formed in the outer box body, so that a vacuum pump sequentially extracts part or all of air in the storage space through the air extraction opening and the gap, the air extraction opening is prevented from directly contacting the storage space, and the problem that food in the storage space falls to block the air extraction opening is avoided; meanwhile, the storage box has a special structure, has identification degree and is easy to popularize and apply in commerce.
The above, as well as additional objectives, advantages, and features of the present utility model will become apparent to those skilled in the art from the following detailed description of a specific embodiment of the present utility model when read in conjunction with the accompanying drawings.
Drawings
Some specific embodiments of the utility model will be described in detail hereinafter by way of example and not by way of limitation with reference to the accompanying drawings. The same reference numbers will be used throughout the drawings to refer to the same or like parts or portions. It will be appreciated by those skilled in the art that the drawings are not necessarily drawn to scale. In the accompanying drawings:
FIG. 1 is a schematic view of a storage case having one embodiment of the present utility model.
Fig. 2 is an exploded schematic view of a vacuum storage device having the storage box shown in fig. 1.
Fig. 3 is a schematic cross-sectional view of the vacuum storage device of fig. 2.
Fig. 4 is an exploded view of a portion of the components of the case of fig. 1.
Fig. 5 is a schematic view of a portion of the components of the lid of the case of fig. 1.
Fig. 6 is a schematic cross-sectional view of a portion of the cover of the case of fig. 5.
Fig. 7 is a schematic view of a door liner of a refrigerator having the vacuum storage device of fig. 2.
Detailed Description
FIG. 1 is a schematic illustration of a storage case 400 having one embodiment of the present utility model. Fig. 2 is an exploded schematic view of the vacuum storage device 200 with the storage box 400 shown in fig. 1. Fig. 3 is a schematic cross-sectional view of the vacuum storage device 200 shown in fig. 2. Fig. 4 is an exploded view of a portion of the components of the case 400 shown in fig. 1.
The storage box 400 of the embodiment of the present utility model includes an inner box 401 and an outer box 402, wherein a storage space 410 is defined in the inner box 401; the outer box body 402 is sleeved outside the inner box body 401, a gap 403 is formed between the outer box body 402 and the inner box body 401, and an air extraction opening 420 is formed on the outer box body 402, so that a vacuum pump (not shown in the figure) extracts part or all of the air in the storage space 410 through the air extraction opening 420 and the gap 403. According to the storage box 400 provided by the embodiment of the utility model, the inner box body 401 and the outer box body 402 are arranged, the outer box body 402 is sleeved outside the inner box body 401, a gap 403 is formed between the outer box body 402 and the inner box body 401, and the air extraction opening 420 is formed in the outer box body 402, so that a vacuum pump sequentially extracts part or all of the air in the storage space 410 through the air extraction opening 420 and the gap 403, the air extraction opening 420 is prevented from directly contacting the storage space 410, and the problem that food in the storage space 410 falls to block the air extraction opening 420 is avoided; meanwhile, the storage box 400 of the embodiment of the utility model has a special structure, has a recognition degree and is easy to popularize and apply commercially. As shown in fig. 2, the storage box 400 includes a box portion 406 and a cover 500, the box portion 406 including an inner box 401 and an outer box 402.
Referring to fig. 4, in some embodiments, the outer case 402 and the inner case 401 of the storage case 400 according to the embodiment of the present utility model are detachable structures. By providing the outer and inner casings 402, 401 in a detachable configuration, the storage box 400 can be easily disassembled and washed to effectively remove food material residues that may be deposited in the gap 403 between the inner and outer casings 401, 402.
With continued reference to fig. 4, at least one protrusion 411 is formed on the upper outer side of the inner case 401 of the storage case 400 according to the embodiment of the present utility model, so that the inner case 401 does not shake within the outer case 402. Typically two protrusions 411 are symmetrically arranged.
In some embodiments, the bottom wall of the outer case 402 of the storage case 400 according to the embodiments of the present utility model is provided with an air extraction opening 420. The storage case 400 further includes: the box body air extraction switch 404 is disposed at the air extraction opening 420, wherein the box body air extraction switch 404 is an elastic member and is configured to: the vacuum pump is started, and the box body air extraction switch 404 moves downwards under the suction force to form an air extraction channel with the air extraction opening 420; when the air extraction is completed, the box air extraction switch 404 recovers the deformation upwards and closes the air extraction opening 420. Through setting up box body air extraction switch 404, can make after the completion of bleeding, the extraction opening 420 of storing box 400 can keep sealed, and the user can take storing box 400 at will, and storing box 400 still can keep the vacuum state, for example places in the storing compartment of refrigerator, or places on the air extraction base 300 of refrigerator door body, or places outside the refrigerator, has multiple application scenario from this.
As shown in fig. 2 and 3, an embodiment of the present utility model further provides a vacuum storage device 200, including: the suction base 300 and the storage box 400 described above. The suction base 300 is provided therein with a vacuum pump, on which a first suction port 310 is formed. The air extraction opening 420 of the storage box 400 is communicated with the first air extraction opening 310, so that the vacuum pump extracts part or all of the air in the storage space 410 through the first air extraction opening 310, the air extraction opening 420 and the gap 403 in sequence. The storage box 400 can be detachably fixed with the air extraction base 300, so that food can be conveniently fetched into the storage box 400, and the use experience of a user is improved.
Referring to fig. 3 and 4, in some embodiments, the box body air extraction switch 404 of the storage box 400 according to the embodiment of the present utility model has a vertical portion 441, a plurality of first horizontal portions 442, and a second horizontal portion 443, wherein the vertical portion 441 of the box body air extraction switch 404 is disposed through the air extraction opening 420 and has an outer diameter smaller than an inner diameter of the air extraction opening 420, one end of the box body air extraction switch located inside the outer box body 402 is disposed with a plurality of first horizontal portions 442 at intervals along a circumferential direction thereof, and one end of the box body air extraction switch located outside the outer box body 402 is disposed with the second horizontal portion 443. By providing the box suction switch 404 with the vertical portion 441, the plurality of first horizontal portions 442 and the second horizontal portions 443, the box suction switch 404 is simple in structure, easy to configure, and capable of achieving a good effect of closing the suction port 420. When the storage box 400 is placed in the air extraction base 300, the vacuum pump is turned on, the whole box body air extraction switch 404 moves downwards, an air extraction channel is formed between the vertical part 441 of the box body air extraction switch 404 and the air extraction opening 420, and the air extraction opening 420 is opened; when the air extraction is completed, the negative pressure in the air extraction base 300 disappears, so that the negative pressure in the storage box 400 can make the second horizontal portion 443 tightly fit on the outer box 402, thereby playing a sealing role.
With continued reference to fig. 4, in some embodiments, the bottom wall of the outer casing 402 is upwardly raised adjacent the extraction port 420 to form a raised area 424 so that the casing extraction switch 404 is received within the raised area and does not protrude from the outer casing 402. Correspondingly, the bottom wall of the inner case 401 forms a protruding region 412. By forming the raised area 424 on the outer shell 402, the shell air extraction switch 404 may be received within the raised area 424 without protruding from the outer shell 402, such that the bottom wall of the outer shell 402 remains substantially horizontal, facilitating placement of the storage box 400, and also enabling faster mating of the storage box 400 to the air extraction base 300.
As shown in fig. 1 and 2, in some embodiments, the storage box 400 according to the embodiment of the present utility model further includes: the cover 500 is configured to be detachably sealed and fixed to the outer case 402, thereby opening and closing the storage space 410410.
In some embodiments, the cover 500 is provided with a pressing and inflating structure for allowing outside air to enter the storage space 410 and/or an air pressure indicating structure for indicating a vacuum state in the storage space 410.
Fig. 5 is a schematic view of a portion of the components of the cover 500 of the case 400 shown in fig. 1. Fig. 6 is a schematic cross-sectional view of a portion of the cover 500 of the case 400 shown in fig. 5. The cover 500 includes an upper cover 501 and a lower cover 502. The lower cover 502 is fixed to the upper cover 501. The pressing inflation structure is mainly composed of an inflation valve 503 and a pressing unit. The lower cover 502 is provided with an air inlet 520 penetrating therethrough in the up-down direction. The air charging valve 503 is disposed at the air inlet 520 for opening and closing the air inlet 520. The pressing unit is disposed between the upper cover 501 and the air charge valve 503, and is configured to press the pressing unit to move the air charge valve 503 away from the air intake hole 520 to open the air intake hole 520 so that external air is introduced into the storage space 410.
As shown in fig. 6, the lower cover 502 is provided with a first mounting opening 521. The air charging valve 503 has a mounting portion 531 and a shielding portion 532, the mounting portion 531 is inserted into the first mounting opening 521 to fix the air charging valve 503 with the lower cover 502, and the shielding portion 532 is configured to abut against the air intake hole 520 to close the air intake hole 520 and away from the air intake hole 520 to open the air intake hole 520. The pressing unit includes a first movable member 541 and a second movable member 542. The first movable member 541 is configured to be movable up and down within the lower cover 502, and has a pressing portion 5411 and a main pushing portion 5412, wherein the pressing portion 5411 is disposed near the upper cover 501, and the main pushing portion 5412 is disposed on a side of the pressing portion 5411 near the inflation valve 503. The second movable member 542 has a first auxiliary pushing portion 5421 and a second auxiliary pushing portion 5422, wherein the first auxiliary pushing portion 5421 has an inclined surface structure, and the inclined surface structure is located below the main pushing portion 5412; the second auxiliary pushing portion 5422 is disposed below the first auxiliary pushing portion 5421, and an end of the second auxiliary pushing portion 5422, which is close to the air charging valve 503, has a sharp head 5423, and the second movable member 542 lifts the air charging valve 503 up to open the air intake hole 520 by using the sharp head 5423. By providing the first movable member 541 and the second movable member 542, the user's up-down pressing motion can be converted into the left-right motion of the second movable member 542, and after the sharp head 5423 of the second movable member 542 approaches the shielding portion 532 of the air charging valve 503, the corresponding area of the shielding portion 532 is lifted upward, thereby opening the air intake hole 520. The pressing unit further includes a pressing spring 543, a traction spring 544, and a guide 545. The pressing spring 543 is sandwiched between the pressing portion 5411 and the lower cover 502. The guide 545 has a guide groove in the left-right direction, and the second auxiliary pushing portion 5422 moves left-right in cooperation with the guide groove. The traction spring 544 has one end connected to the second auxiliary pushing portion 5422 and the other end connected to the guide member 545 for pulling the second movable member 542 away from the air charging valve 503 after the air charging is completed.
As shown in fig. 3, the air pressure indicating structure is mainly composed of an air pressure indicating column 505. The lower cover 502 is provided with a second mounting opening 522 penetrating therethrough in the up-down direction. The upper cover 501 is provided with a third mounting opening 510 penetrating in the up-down direction, wherein the projection of the third mounting opening 510 on the horizontal plane covers the second mounting opening 522, so that the top area of the air pressure indicating column 505 is exposed outside the upper cover 501. The air pressure indicating cylinder 505 is a hollow structure having an opening at a lower portion thereof and is a flexible deformation structure at least at a top region thereof, so that a vacuum state in the storage space 410 is shown based on a degree of deformation of the flexible deformation structure at the top of the air pressure indicating cylinder 505. In the case of no evacuation, the flexible deformation structure of the air pressure indicating column 505 is naturally stretched out and protrudes from the upper surface of the upper cover 501. The flexible deformation structure of the air pressure indicating column 505 gradually contracts and moves downward when the vacuum is applied, and the vacuum is applied when the upper surface of the air pressure indicating column 505 is flush with the upper surface of the upper cover 501. After the storage box 400 is placed for a period of time, if the vacuum degree in the storage space 410 is reduced to a certain degree, the flexible deformation structure of the air pressure indicating column 505 is stretched upwards again, and thus the vacuum state in the storage space 410 can be shown based on the deformation degree of the flexible deformation structure of the air pressure indicating column 505.
In some embodiments, the cover 500 of the present utility model further includes at least one pair of movable lugs 506, where an upper portion of each movable lug 506 is rotatably connected to the upper cover 501 or the lower cover 502, and a lower inner side surface is provided with a fixing protrusion 561. The upper portion of outer box body 402 is provided with fixed protruding 423, and fixed protruding 423 and the fixed protruding 561 of movable button lug 506 of outer box body 402 one-to-one joint is in order to realize lid 500 and box body part's fixed.
The structure of the pumping base 300 is briefly described below with reference to fig. 2 and 3. The air extraction base 300 includes a base 301, and a first air extraction opening 310 is formed on a top wall of the base 301. The base 301 is formed with a plurality of placement grooves 311, and each placement groove 311 is formed with a first air extraction opening 310 therein, and a storage box 400 is correspondingly disposed. The suction base 300 further comprises: the base air extraction switch 303 is disposed at the first air extraction opening 310. The base bleed switch 303 includes: valve body 331, spring 332 and seal ring 333; wherein the valve body 331 has a horizontal portion (not numbered in the figure) and a vertical portion (not numbered in the figure) extending downward from the horizontal portion, the vertical portion of the valve body 331 is disposed through the first pumping port 310, the outer diameter is smaller than the inner diameter of the first pumping port 310, and an annular groove (not numbered in the figure) is formed at the lower portion; the spring 332 is sleeved outside the vertical part of the valve body 331 and is clamped between the horizontal part of the valve body 331 and the top wall of the air extraction base 300; the sealing ring 333 is sleeved in the annular groove, and the outer diameter of the sealing ring is larger than the inner diameter of the first air extraction opening 310. When the storage box 400 is placed in the air extraction base 300, the valve body 331 of the base air extraction switch 303 moves downwards under the action of gravity of the storage box 400, the spring 332 is compressed, the sealing ring 333 moves downwards, the first air extraction opening 310 is opened, and the outer diameter of the vertical part is smaller than the inner diameter of the first air extraction opening 310, so that an air extraction channel is formed between the vertical part and the first air extraction opening 310; when the storage box 400 is moved out of the air extraction base 300, the spring 332 is deformed upwards in a recovery manner, the sealing ring 333 is moved upwards, and the gap between the first air extraction opening 310 and the vertical part is blocked, so that the first air extraction opening 310 is closed. The air extraction base 300 is characterized in that the base air extraction switch 303 comprises a valve body 331, a spring 332 and a sealing ring 333, so that the structure of the base air extraction switch 303 is easy to configure and the cost is low; meanwhile, the opening and closing structure of the first air extraction opening 310 of the air extraction base 300 is very ingenious, the opening and closing of the first air extraction opening 310 are both related to the placement of the storage box 400, the problem that sundries such as particles enter the air extraction base 300 due to the fact that the first air extraction opening 310 is exposed when the storage box 400 is not placed can be avoided, and the internal cleanliness of the air extraction base 300 can be maintained for a long time.
In some embodiments, the bottom wall of the outer case 402 of the storage case 400 of the present utility model further extends downward around the air extraction opening 420 to form at least one switch protrusion 421, so that when the storage case 400 is placed in the air extraction base 300, the switch protrusion 421 abuts against the horizontal portion of the valve body 331 and pushes the base air extraction switch 303 to move downward. By forming the opening and closing protrusion 421 on the bottom wall of the outer case 402 around the air extraction opening 420, the matching structure of the base air extraction switch 303 and the storage case 400 can be simplified, and the first air extraction opening 310 is opened after the storage case 400 is placed in the air extraction base 300.
With continued reference to fig. 3, the air extraction base 300 may further include an air extraction box 304 disposed in the base 301 and fastened below the first air extraction opening 310, an abutment 341 is formed on the air extraction box 304, and a second air extraction opening 340 is formed on the abutment 341; the vacuum pump is connected to the docking head 341 via a suction line. By providing the pumping box 304, the connection between the vacuum pump and the first pumping port 310 can be realized more easily. When the pumping base 300 has a plurality of first pumping holes 310, a plurality of pumping boxes 304 are correspondingly arranged. For example, the pumping base 300 has three first pumping ports 310 corresponding to three pumping boxes 304.
The vacuum storage device 200 of the present embodiment may be configured to pump air at regular intervals. Each of the air extraction bases 300 is provided with a vacuum pump, but a plurality of storage boxes 400 can be correspondingly arranged, so that the number of the storage boxes 400 on the air extraction base 300 can be confirmed first, and then the total air extraction time is determined based on the number of the storage boxes 400 and the air extraction time of each storage box 400. In other embodiments, as shown in fig. 3, one or more magnetically sensitive switches (not shown) are provided on the top wall of the base 301; the bottom wall of the outer box body 402 is provided with a magnet 405 corresponding to the magnetically sensitive switch; the vacuum storage device 200 further comprises: a control module (not shown) is disposed in the base 301 and configured to control the vacuum pump switch based on the pairing signal of the magnetically sensitive switch and the magnet 405. For example, the control module may be configured to control the vacuum pump to turn on for a period of time after detecting the pairing signal of the magnetically sensitive switch and the magnet 405. The outer case 402 is also formed with a recess 422 for receiving the magnet 405.
Fig. 7 is a schematic view of a door liner 120 of a refrigerator having the vacuum storage device 200 shown in fig. 2. Embodiments of the present utility model provide a refrigerator that may generally include a cabinet, a door, and a vacuum storage apparatus 200. The box body is internally limited with at least one storage compartment with an open front side, and a plurality of storage compartments are usually arranged, such as a refrigerating compartment, a freezing compartment, a temperature changing compartment and the like. The number and the functions of the specific storage compartments can be configured according to the preset requirements, and the preservation temperature of the refrigerating compartment can be 2-9 ℃ or 4-7 ℃; the storage temperature of the freezing chamber can be-22 to-14 ℃. The temperature changing chamber can be adjusted according to the requirements to store proper foods or be used as a fresh-keeping storage chamber. The front side of the refrigerating chamber is provided with a pivoting door body. The storage compartment may be provided with cooling by a compression refrigeration system. The vacuum storage device 200 is arranged at the inner side of the door body, and the air extraction base 300 is fixed with the door liner 120 of the door body. The vacuum storage device 200 can provide a sealed space for precious food materials (such as ginseng, sea cucumber, medlar, tonic materials, seasonings, etc.), and can reduce oxidative deterioration and prevent food material from being tainted by vacuumizing in the sealed space. Meanwhile, the vacuum storage device 200 is arranged on the inner side of the door body, so that a user can conveniently take the food at any time without going to the deep position of the box body to take and put the food. As shown in fig. 7, the hanging lugs 121 are provided on the inner side of the door liner 120, the hanging grooves 314 are formed on the air extraction base 300 of the vacuum storage device 200, and the vacuum storage device 200 is provided on the inner side of the door body by fitting the hanging grooves 314 on the hanging lugs 121.
In the description of the present embodiment, it is to be understood that, for the vacuum storage device 200, the terms "upper", "lower", "front", "rear", "left", "right", etc. refer to the orientation or positional relationship shown in fig. 2. While this is done solely for the purpose of describing the utility model and simplifying the description, it is not intended to indicate or imply that the devices or elements referred to must be in a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as limiting the utility model.
By now it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the utility model have been shown and described herein in detail, many other variations or modifications of the utility model consistent with the principles of the utility model may be directly ascertained or inferred from the present disclosure without departing from the spirit and scope of the utility model. Accordingly, the scope of the present utility model should be understood and deemed to cover all such other variations or modifications.
Claims (10)
1. A storage case, comprising:
an inner box body defining a storage space therein; and
the outer box body is sleeved outside the inner box body and is provided with a gap with the inner box body, and the outer box body is provided with an extraction opening so that the vacuum pump can extract part or all of the gas in the storage space through the extraction opening and the gap.
2. The storage case of claim 1, wherein the container comprises a lid,
the outer box body and the inner box body are of detachable structures.
3. The storage case of claim 2, wherein the container comprises a lid,
at least one protrusion is formed on the outer side of the upper portion of the inner box body, so that the inner box body does not shake in the outer box body.
4. The storage case of claim 1, wherein the container comprises a lid,
the bottom wall of the outer box body is provided with the air extraction opening;
the storage box further comprises: the box body air extraction switch is arranged at the air extraction opening, is an elastic piece and is configured to: the vacuum pump is started, and the box body air extraction switch moves downwards under suction force to form an air extraction channel with the air extraction opening; and after the air extraction is completed, the box body air extraction switch upwards recovers deformation to seal the air extraction opening.
5. The storage case of claim 4, wherein the container comprises a lid,
the box body air extraction switch is provided with a vertical part, a plurality of first horizontal parts and a plurality of second horizontal parts, wherein
The vertical part of box body air extraction switch runs through the extraction opening sets up and the external diameter is less than the internal diameter of extraction opening, and it is located the one end of the inside of outer box body sets up along its circumference interval a plurality of first horizontal parts, is located the one end of the outside of outer box body sets up the second horizontal part.
6. The storage case of claim 4, wherein the container comprises a lid,
the bottom wall of the outer box body is upwards protruded adjacent to the extraction opening area to form a protruding area, so that the box body extraction switch is contained in the protruding area and does not protrude out of the outer box body.
7. The storage case of claim 1, further comprising:
and the cover body is configured to be detachably sealed and fixed with the outer box body so as to open and close the storage space.
8. The storage case of claim 7, wherein the container comprises a lid,
the cover body comprises at least one pair of movable buckling lugs, the upper part of each movable buckling lug is rotationally connected with the cover body, and the inner side surface of the lower part is provided with a fixing protrusion;
the outer wall upper portion of outer box body is provided with fixed protruding, the fixed protruding of outer box body with the fixed protruding one-to-one joint of activity knot ear is in order to realize the lid with the fixed of outer box body.
9. A vacuum storage device, comprising:
the vacuum pump is arranged in the air extraction base, and a first air extraction opening is formed in the air extraction base; and
the storage box according to any one of claims 1 to 8, wherein the air extraction opening of the storage box is communicated with the first air extraction opening so that the vacuum pump can extract part or all of air in the storage space through the first air extraction opening, the air extraction opening and the gap in sequence.
10. A refrigerator characterized by having the vacuum storage device according to claim 9.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121307972.7U CN219346999U (en) | 2021-06-11 | 2021-06-11 | Storage box, vacuum storage device and refrigerator |
| PCT/CN2022/095656 WO2022257788A1 (en) | 2021-06-11 | 2022-05-27 | Storage box, vacuum storage device, and refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121307972.7U CN219346999U (en) | 2021-06-11 | 2021-06-11 | Storage box, vacuum storage device and refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219346999U true CN219346999U (en) | 2023-07-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121307972.7U Active CN219346999U (en) | 2021-06-11 | 2021-06-11 | Storage box, vacuum storage device and refrigerator |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN219346999U (en) |
| WO (1) | WO2022257788A1 (en) |
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| CN107826448B (en) * | 2017-11-29 | 2024-05-14 | 珠海先河生物技术有限公司 | Can lid and vacuum can |
| CN209567324U (en) * | 2018-12-18 | 2019-11-01 | 广州市新鲜世界电器有限公司 | A kind of packing box that can be vacuumized from bottom |
| CN210285074U (en) * | 2019-08-15 | 2020-04-10 | 厦门德普瑞泰科技有限公司 | Portable food container with vacuum fresh-keeping and heating function |
| CN111578589B (en) * | 2020-05-08 | 2021-04-30 | 海信（山东）冰箱有限公司 | Refrigerator with a door |
| CN216114845U (en) * | 2021-06-11 | 2022-03-22 | 重庆海尔制冷电器有限公司 | Air exhaust base, vacuum storage device and refrigerator |
| CN216409483U (en) * | 2021-06-11 | 2022-04-29 | 沈阳海尔电冰箱有限公司 | Storage box, vacuum storage device and refrigerator |
| CN216114960U (en) * | 2021-06-11 | 2022-03-22 | 青岛海尔特种制冷电器有限公司 | Vacuum storage device and refrigerator |
| CN216114959U (en) * | 2021-06-11 | 2022-03-22 | 沈阳海尔电冰箱有限公司 | Box cover, storage box, vacuum storage device and refrigerator |
| CN216409482U (en) * | 2021-06-11 | 2022-04-29 | 沈阳海尔电冰箱有限公司 | Box cover, storage box, vacuum storage device and refrigerator |
-
2021
- 2021-06-11 CN CN202121307972.7U patent/CN219346999U/en active Active
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2022
- 2022-05-27 WO PCT/CN2022/095656 patent/WO2022257788A1/en active Application Filing
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| Publication number | Publication date |
|---|---|
| WO2022257788A1 (en) | 2022-12-15 |
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