CN218908180U - Mould-proof preservation box - Google Patents
Mould-proof preservation box Download PDFInfo
- Publication number
- CN218908180U CN218908180U CN202320121759.XU CN202320121759U CN218908180U CN 218908180 U CN218908180 U CN 218908180U CN 202320121759 U CN202320121759 U CN 202320121759U CN 218908180 U CN218908180 U CN 218908180U
- Authority
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- support
- mildew
- box
- inner support
- cover body
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- 238000004321 preservation Methods 0.000 title claims abstract description 14
- 239000000463 material Substances 0.000 claims abstract description 52
- 235000013305 food Nutrition 0.000 claims abstract description 36
- 230000000844 anti-bacterial effect Effects 0.000 claims abstract description 9
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 14
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 14
- 238000009423 ventilation Methods 0.000 claims description 14
- 229920000881 Modified starch Polymers 0.000 claims description 10
- 239000004368 Modified starch Substances 0.000 claims description 10
- 235000019426 modified starch Nutrition 0.000 claims description 10
- 239000000853 adhesive Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 5
- 229920003023 plastic Polymers 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 229920008262 Thermoplastic starch Polymers 0.000 claims description 3
- 239000004628 starch-based polymer Substances 0.000 claims description 3
- 241000220223 Fragaria Species 0.000 abstract description 29
- 235000016623 Fragaria vesca Nutrition 0.000 abstract description 16
- 235000011363 Fragaria x ananassa Nutrition 0.000 abstract description 16
- 235000021012 strawberries Nutrition 0.000 abstract description 13
- 235000013399 edible fruits Nutrition 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 6
- 230000035699 permeability Effects 0.000 description 5
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 4
- 230000009036 growth inhibition Effects 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229920000139 polyethylene terephthalate Polymers 0.000 description 3
- 239000005020 polyethylene terephthalate Substances 0.000 description 3
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- 239000002202 Polyethylene glycol Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- GBAOBIBJACZTNA-UHFFFAOYSA-L calcium sulfite Chemical compound [Ca+2].[O-]S([O-])=O GBAOBIBJACZTNA-UHFFFAOYSA-L 0.000 description 2
- 235000010261 calcium sulphite Nutrition 0.000 description 2
- 230000005764 inhibitory process Effects 0.000 description 2
- 230000004060 metabolic process Effects 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 229920001223 polyethylene glycol Polymers 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000003899 bactericide agent Substances 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 235000012055 fruits and vegetables Nutrition 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 229910052901 montmorillonite Inorganic materials 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- -1 polyethylene terephthalate Polymers 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- KKEYFWRCBNTPAC-UHFFFAOYSA-L terephthalate(2-) Chemical compound [O-]C(=O)C1=CC=C(C([O-])=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-L 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
- Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics
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- Packages (AREA)
Abstract
The utility model relates to a mildew-proof preservation box, which is used for solving the problems that the existing strawberry preservation box is easy to cause mildew of strawberries and cannot preserve the strawberries for a long time. The utility model relates to a mould-proof fresh-keeping box which is used for containing food materials and comprises the following components: the box body is provided with an assembling cavity which can be opened or closed; the inner support is arranged in the assembly cavity and is provided with a plurality of independent inner cavities matched with food materials; the inner support is made of hydrophilic antibacterial materials.
Description
Technical Field
The utility model relates to the technical field of packaging, in particular to a mildew-proof fresh-keeping box.
Background
In the market, the combination of the plastic outer box and the foam inner tray is generally adopted to carry out fresh-keeping packaging on the strawberries, and the effects of fixing the strawberries, reducing mechanical damage, improving relative humidity in the box and slowing down water loss are mainly achieved, but the novel strawberry fresh-keeping box is only suitable for short-time fresh keeping, and once the preservation time is prolonged, the strawberries are extremely easy to mould.
Disclosure of Invention
In view of the above analysis, the utility model aims to provide a mildew-proof preservation box, which is used for solving the problems that the existing strawberry preservation box is easy to cause mildew and cannot preserve the strawberries for a long time.
The aim of the utility model is mainly realized by the following technical scheme:
the utility model provides a mildew-proof fresh-keeping box, which is used for containing food materials and comprises:
the box body is provided with an assembling cavity which can be opened or closed;
the inner support is arranged in the assembly cavity and is provided with a plurality of independent inner cavities matched with food materials; the inner support is made of hydrophilic antibacterial materials.
Further, the inner support is made of one of polyvinyl alcohol modified starch material and polyvinyl alcohol modified thermoplastic starch material.
Further, the inner support is a film type inner support;
a support column is arranged between the inner support and the box body;
one end of the supporting column is connected with the inner wall of the box body, and the other end of the supporting column is connected with the back of the inner support.
Further, the inner support is fixed on the box body and the support column through a hot-press bonding process;
the support columns on two sides of the inner support are oppositely arranged.
Further, the box body is provided with a plurality of ventilation holes, and the ventilation holes are communicated with the assembly cavity;
at least part of the air holes are provided with switches for opening or closing the air holes.
Further, the switch is a removable self-adhesive, and the self-adhesive is adhered to the outer wall of the box body and covers the air holes.
Further, the box body is made of PET plastic.
Further, the box body comprises an upper cover body and a lower cover body which are oppositely arranged, and the upper cover body and the lower cover body limit the assembly cavity together;
the inner support comprises an upper support body and a lower support body which are oppositely arranged, and the upper support body and the lower support body limit a plurality of inner cavities together;
the upper supporting body is positioned in the upper cover body;
the lower support body is positioned in the lower cover body.
Further, 4-8 air holes are formed in the upper cover body, and the air holes are communicated with the assembly cavity;
at least two vent holes are provided with a switch.
Further, the upper cover body is hinged with one end of the lower cover body, and the other end of the upper cover body is provided with a matched fastening structure;
or the upper cover body and the lower cover body are detachably connected.
Compared with the prior art, the utility model has at least one of the following advantages: the inner support made of hydrophilic antibacterial materials is used as a food material support, so that on one hand, the food material support has the effects of moisture permeability, water retention and mold growth inhibition, and the fresh-keeping time of the food material is prolonged; on the other hand, the inner support separates the box body from food materials, and damage caused by vibration friction is prevented.
In the utility model, the technical schemes can be mutually combined to realize more preferable combination schemes. Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be apparent from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the structure particularly pointed out in the written description and drawings.
Drawings
The drawings are only for purposes of illustrating particular embodiments and are not to be construed as limiting the utility model, like reference numerals being used to refer to like parts throughout the several views.
FIG. 1 is a cross-sectional view of a mildewproof preservation box in an embodiment;
FIG. 2 is a schematic view of an upper case and an inner holder in an embodiment;
fig. 3 is a schematic view of the upper shell and the inner support combined together for holding the strawberries in the embodiment.
Reference numerals:
1-a box body; 101-ventilation holes; 11-upper box body; 12-lower box body; 2-inner support; 201-lumen; 21-an upper support body; 22-a lower support body; 3-supporting columns; 4-switch.
Detailed Description
The following detailed description of preferred embodiments of the utility model is made in connection with the accompanying drawings, which form a part hereof, and together with the description of the embodiments of the utility model, are used to explain the principles of the utility model and are not intended to limit the scope of the utility model.
In describing embodiments of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the term "coupled" should be interpreted broadly, for example, as being fixedly coupled, as being detachably coupled, as being integrally coupled, as being mechanically coupled, as being electrically coupled, as being directly coupled, as being indirectly coupled via an intermediate medium. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The terms "top," "bottom," "above … …," "below," and "on … …" are used throughout the description to refer to the relative positions of components of the device, such as the relative positions of the top and bottom substrates inside the device. It will be appreciated that the devices are versatile, irrespective of their orientation in space.
The working surface of the utility model can be a plane or a curved surface, and can be inclined or horizontal. For convenience of explanation, the embodiments of the present utility model are placed on a horizontal plane and used on the horizontal plane, and thus "up and down" and "up and down" are defined.
The utility model discloses a mildew-proof fresh-keeping box which is used for containing food materials, wherein the food materials can be various food types such as fruits, vegetables and fruits and the like, and particularly are used for fruits such as strawberries and the like which are not easy to store and transport.
The mildew-proof fresh-keeping box, as shown in fig. 1 to 3, comprises:
a box body 1 provided with an assembling cavity capable of being opened or closed;
the inner support 2 is arranged in the assembly cavity, the inner support 2 is provided with a plurality of independent inner cavities 201 matched with the food materials, and instant food materials are wrapped by the inner support 2 and are not in direct contact with the box body 1; when the food material is strawberries, the shape of the inner cavity 201 is matched with the shape of the strawberries, and the number of strawberries put into the mildew-proof fresh-keeping box is equal to the number of the inner cavities 201; the inner support 2 is made of hydrophilic antibacterial material, the antibacterial material is a material capable of inhibiting mold growth, and the hydrophilic material has the property of absorbing moisture in humid air (namely, has hygroscopicity), namely, has the efficacy of moisture permeation and water retention. Preferably, the inner support 2 is made of hydrophilic organic antibacterial material so as to be shaped.
The mildew-proof fresh-keeping box is used as a food material holder by the inner holder made of hydrophilic antibacterial materials, and has the effects of moisture permeability, water retention and mold growth inhibition so as to prolong the fresh-keeping time of the food material; on the other hand, the inner support separates the box body from food materials, and damage caused by vibration friction is prevented.
The shape of the inner support 2 is adapted to the shape of the assembly cavity, that is, the inner support 2 is ensured to fill the assembly cavity at least in one dimension, so that the stability of the inner support 2 in the assembly cavity is improved.
To facilitate placement of food items into the interior cavity 201, the interior cavity 201 can be opened or closed. Preferably, the inner cavity is synchronously opened or closed along with the assembly cavity, namely the inner cavity is opened while the assembly cavity is opened, and the inner cavity is closed while the assembly cavity is closed.
According to a preferred embodiment of the present utility model, the material of the inner support 2 is one of a polyvinyl alcohol modified starch material and a polyvinyl alcohol modified thermoplastic starch material. The polyvinyl alcohol modified starch material comprises, by weight, 34-45 parts of raw starch, 12-25 parts of polyvinyl alcohol, 20-30 parts of glycerin, 4-7 parts of water, 2-6 parts of citric acid, 2-6 parts of polyethylene glycol, 1-5 parts of montmorillonite and 1.5-4 parts of calcium sulfite, and is specifically disclosed in Chinese patent publication No. CN115073821A (publication date is 2022, 9 months and 20 days). The polyvinyl alcohol modified starch material has the functions of moisture permeability, water retention, proper oxygen permeation, fruit metabolism inhibition, fruit aging slowing and mold growth inhibition, and can be used for normal-temperature fresh-keeping of fruits and vegetables.
Further preferably, the inner support 2 is a film-type inner support, that is, the inner support is formed by heating and stretching a polyvinyl alcohol modified starch film through a mold with a shape of a food material (such as strawberry) to form an inner cavity 201 matching with the shape of the food material (such as strawberry), that is, the inner support 2 is integrally formed. The inner support film integrally formed in the box body has the functions of moisture permeability, water retention and mould propagation inhibition, and can prolong the preservation period of the mould-proof preservation box.
The inner support of the film absorbs water and swells after contacting with water vapor released by fresh-keeping food materials, and citric acid and calcium sulfite in the film chemically react in the microenvironment of trace moisture in the swelled film to release 5-20ppm of gaseous sulfur dioxide bactericide. The sulfur dioxide with the concentration can inhibit the growth of gray mold, prevent the fruit from rotting, and can not cause any residue on the preserved fruit, namely, can not form any residue on the surface of the food material while realizing the mold-proof effect.
In order to improve the stability of the inner support 2 in the box body 1, a support column 3 is arranged between the inner support 2 and the box body 1, specifically, one end of the support column 3 is connected with the inner wall of the box body (i.e. the cavity wall of the assembly cavity), and the other end of the support column 3 is connected with the back surface of the inner support (i.e. the side far away from the inner cavity, and the inner support comprises two back surfaces). The support columns 3 are located between the box body 1 and the inner support 2, and the number of the support columns 3 is evenly distributed between the two back surfaces of the inner support 2 and the box body 1, preferably, the support columns 3 on two sides of the inner support are oppositely arranged, so that the inner support 2 is more stable in the assembly cavity.
The back of the inner support 2 is provided with a recess matched with the inner cavity 201, and the support column 3 is positioned in the recess, so that the structure of the mildew-proof fresh-keeping box is more compact and stable. Preferably, the shape of the support column 3 is conical, the top end of the support column is located in the recess, and the base of the support column is connected with the inner wall of the box body 1.
The number of the support columns 3 is N, the number of the inner cavities 201 is M, N is less than 2M, and the support columns 3 are uniformly dispersed in the concave. Preferably, the number of the supporting columns 3 is equal to the number of the depressions, so that the inner cavity is surrounded and supported by the supporting columns or the supporting columns and the wall of the assembling cavity, the stability of food materials in the inner cavity is improved, and the damage caused by the collision of the food materials in the box is avoided.
Preferably, the individual lumens are arranged in an array to store as much food material as possible. In this embodiment, the cavities are arranged in a 3×5 array, and the recesses are formed on the back surface of the inner support 2 in a 2×4 array.
According to a preferred embodiment of the utility model, the inner support 2 is fixed on the box body 1 and the supporting columns 3 through a hot-press bonding process, namely, the inner support 2 is fixed in the assembly cavity through the hot-press bonding process.
Preferably, the material of the box body 1 is PET (polyethylene glycol terephthalate, polyethylene terephthalate) plastic, which has light weight, excellent physical and mechanical properties, creep resistance, fatigue resistance, friction resistance and dimensional stability.
The inner support provides a relatively closed inner cavity space for the food material, and forms a 15% low-oxygen environment along with the consumption of oxygen by the respiration of the food material, so that the metabolism rate can be weakened, the mature aging of the food material can be delayed, and the fresh-keeping duration of the mildew-proof fresh-keeping box can be prolonged. The polyvinyl alcohol modified starch film inner support can absorb and discharge partial moisture in the inner cavity to the inner cavity, so that water drops are prevented from being condensed in the inner cavity due to overlarge humidity, mildew of food materials caused by contact with the water drops is reduced, and the mildew prevention effect of the mildew prevention fresh-keeping box is further improved.
According to a preferred embodiment of the present utility model, the case 1 is provided with a plurality of ventilation holes 101, the ventilation holes 101 are communicated with the assembly cavity, and a switch 4 is provided at least at part of the ventilation holes 101 to open or close the ventilation holes 101. The setting can be according to holding food variety, transport environment in the mould proof preservation box whether the switch is opened in order to adjust the humidity in the box, improve mould proof preservation box's warehousing and transportation effect. When the humidity in the box is too high, excessive moisture is discharged to the assembly cavity through the inner support water absorption and permeation, and is discharged outwards through the air holes 101, and the humidity in the box is maintained in an environment suitable for food material fresh keeping by opening the number of the air holes.
The switch 4 may be a switch that can open or close the ventilation hole by using a rotary piece, or may be a switch that can open or close the ventilation hole by using a snap-in manner, so long as the switch is configured to open or close the ventilation hole. In this embodiment, the switch 4 is a removable self-adhesive, the self-adhesive is adhered to the outer wall of the box body and covers the air holes, the self-adhesive is torn to open the air holes, and the self-adhesive is adhered to close the air holes.
According to one embodiment of the present utility model, the box 1 includes an upper cover 11 and a lower cover 12 disposed opposite to each other, and the upper cover 11 and the lower cover 12 jointly limit the assembly cavity. The inner support 2 comprises an upper support body 21 and a lower support body 22 which are oppositely arranged, and the upper support body 21 and the lower support body 22 jointly limit a plurality of inner cavities 201. The upper support body 21 is located in the upper cover body 11, and a support column 3 is arranged between the upper support body 21 and the upper cover body 11. The lower support body 22 is located in the lower cover body 12, and a support column 3 is arranged between the lower support body 22 and the lower cover body 12.
Preferably, the support columns in the upper cover 11 are disposed opposite the support columns in the lower cover 12 to improve the stability of the cavity.
Preferably, the upper cover 11 and the lower cover 12 divide the assembly cavity in half, and the upper support 21 and the lower support 22 divide the cavity in half, so as to facilitate placement of food materials.
Preferably, the edge of the upper support 21 is hot-pressed onto the edge of the upper cover 11, and the edge of the lower support 22 is hot-pressed onto the edge of the lower cover 12, so as to improve the stability of the upper support 21 and the lower support 22 and prevent the food from moving in the box body.
In this embodiment, the upper support body 21 and the lower support body 22 are respectively fixed on the support columns and the outer frames of the upper cover body 11 and the lower cover body 12 through a thermal compression bonding process, so as to form inner cavities which are hung on the box body and are not contacted with the hard box body.
If the strawberry is stored and transported by the mildew-proof fresh-keeping box, the strawberry is placed on a position forming an inner cavity on the lower support body 22 in the lower cover body 12, the upper cover body 11 is closed, the upper support body 21 is covered on the strawberry, the strawberry is limited in the inner cavity limited by the upper support body 21 and the lower support body 22, the shape of the inner cavity is matched with that of the strawberry, and thus the strawberry is fixedly placed in the inner cavity of the box body. The inner cavity for placing the strawberries is limited by the upper support body 21 and the lower support body 22, so that contact collision between the strawberries and a hard box body can be avoided, and mechanical damage is prevented. The upper cover 11 and the lower cover 12 are combined together to form a relatively closed space, and the humidity in the strawberry box can be controlled in a range favorable for fresh keeping through the humidity adjusting function of the polyvinyl alcohol modified starch film, so that the fresh keeping period is prolonged.
Preferably, 4-8 air holes are formed in the upper cover body 11, and the air holes are communicated with the assembly cavity; the switch is arranged at the positions of at least two air holes. In this embodiment, 5 air holes are formed in the upper cover 11, and a switch is arranged at two air holes, that is, an adhesive is adhered to the two air holes.
It should be noted that, in practical application, the ventilation holes may be formed at any suitable position of the box body 1, and are not limited to the upper cover body.
The upper cover 11 is hinged with one end of the lower cover 12, and the other end is provided with a matched fastening structure; or, the upper cover 11 and the lower cover 12 may be detachably connected (preferably, the upper cover 11 and the lower cover 12 may be detachably connected by a fastening manner), that is, the upper cover 11 and the lower cover 12 are separately disposed at this time.
The mildew-proof fresh-keeping box provided by the utility model is characterized in that the polyvinyl alcohol modified starch film inner support is hot-pressed on the box body and used as a food material support such as a strawberry support, and the humidity regulation and mildew-proof functions in the box body are realized by utilizing the characteristics of moisture permeability and water retention and mold growth inhibition of the polyvinyl alcohol modified starch film.
When the strawberry in the mildew-proof fresh-keeping box is not about to mildew, the mildew quantity of the strawberry in the common fresh-keeping box reaches 50%, and experiments prove that the mildew-proof fresh-keeping box has an obvious effect of preventing the strawberry from mildew.
The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model.
Claims (10)
1. A mould proof preservation box for hold food material, its characterized in that includes:
the box body is provided with an assembling cavity which can be opened or closed;
the inner support is arranged in the assembly cavity and is provided with a plurality of independent inner cavities matched with food materials; the inner support is made of hydrophilic antibacterial materials.
2. The mildew-proof fresh-keeping box according to claim 1, wherein the inner support is made of one of polyvinyl alcohol modified starch material and polyvinyl alcohol modified thermoplastic starch material.
3. The mildew resistant fresh box according to claim 2, wherein the inner support is a film type inner support;
a support column is arranged between the inner support and the box body;
one end of the supporting column is connected with the inner wall of the box body, and the other end of the supporting column is connected with the back of the inner support.
4. A mould proof preservation box according to claim 3, wherein the inner support is fixed on the box body and the support column through a hot press bonding process;
the support columns on two sides of the inner support are oppositely arranged.
5. The mildew-proof fresh-keeping box according to claim 1, wherein the box body is provided with a plurality of ventilation holes, and the ventilation holes are communicated with the assembly cavity;
at least part of the air holes are provided with switches for opening or closing the air holes.
6. The mildew-proof fresh-keeping box according to claim 5, wherein the switch is made of removable self-adhesive, and the self-adhesive is adhered to the outer wall of the box body and covers the ventilation holes.
7. The mildew resistant fresh box according to claim 1, wherein the box body is made of PET plastic.
8. The mildew-resistant fresh-keeping box according to any one of claims 1 to 7, wherein the box body comprises an upper cover body and a lower cover body which are oppositely arranged, and the upper cover body and the lower cover body jointly limit the assembly cavity;
the inner support comprises an upper support body and a lower support body which are oppositely arranged, and the upper support body and the lower support body limit a plurality of inner cavities together;
the upper supporting body is positioned in the upper cover body;
the lower support body is positioned in the lower cover body.
9. The mildew-proof fresh-keeping box according to claim 8, wherein 4-8 air holes are formed in the upper cover body, and the air holes are communicated with the assembly cavity;
at least two vent holes are provided with a switch.
10. The mildew-proof fresh-keeping box according to claim 8, wherein the upper cover body is hinged with one end of the lower cover body, and the other end is provided with a matched fastening structure;
or the upper cover body and the lower cover body are detachably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320121759.XU CN218908180U (en) | 2023-01-18 | 2023-01-18 | Mould-proof preservation box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320121759.XU CN218908180U (en) | 2023-01-18 | 2023-01-18 | Mould-proof preservation box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218908180U true CN218908180U (en) | 2023-04-25 |
Family
ID=86047324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320121759.XU Active CN218908180U (en) | 2023-01-18 | 2023-01-18 | Mould-proof preservation box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218908180U (en) |
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2023
- 2023-01-18 CN CN202320121759.XU patent/CN218908180U/en active Active
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