CN208979385U - Fresh-keeping device for storage vessel - Google Patents
Fresh-keeping device for storage vessel Download PDFInfo
- Publication number
- CN208979385U CN208979385U CN201821558828.9U CN201821558828U CN208979385U CN 208979385 U CN208979385 U CN 208979385U CN 201821558828 U CN201821558828 U CN 201821558828U CN 208979385 U CN208979385 U CN 208979385U
- Authority
- CN
- China
- Prior art keywords
- shell
- deoxygenation
- module
- inner cavity
- fresh
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000001301 oxygen Substances 0.000 claims abstract description 27
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 27
- 238000004321 preservation Methods 0.000 claims abstract description 18
- 239000002131 composite material Substances 0.000 claims abstract description 17
- 239000003792 electrolyte Substances 0.000 claims abstract description 16
- 238000006392 deoxygenation reaction Methods 0.000 claims description 59
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 30
- 238000007789 sealing Methods 0.000 claims description 17
- 239000012528 membrane Substances 0.000 claims description 15
- 239000007789 gas Substances 0.000 claims description 8
- 238000001179 sorption measurement Methods 0.000 claims description 7
- 239000011148 porous material Substances 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 239000012530 fluid Substances 0.000 claims description 4
- 238000001802 infusion Methods 0.000 claims description 4
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 3
- 239000011324 bead Substances 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 3
- 229920002492 poly(sulfone) Polymers 0.000 claims description 3
- 239000000523 sample Substances 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000001746 injection moulding Methods 0.000 description 8
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005868 electrolysis reaction Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000002360 explosive Substances 0.000 description 2
- -1 oxonium ion Chemical class 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Landscapes
- Hybrid Cells (AREA)
Abstract
The utility model relates to a fresh-keeping device for a storage vessel, which comprises a fresh-keeping base; the fresh-keeping base is provided with a deoxidizing system, and the deoxidizing system comprises a deoxidizing module, a battery module and a control module; the oxygen absorption side of the oxygen removal module is contacted with the air in the inner cavity of the storage vessel; the oxygen removal module comprises an oxygen removal shell, at least one anode conductive plate and at least one cathode conductive plate; electrolyte is stored in the inner cavity of the deoxidizing shell, and the anode electrode plate and the cathode electrode plate are respectively arranged in the inner cavity of the deoxidizing shell and are respectively at least partially soaked in the electrolyte; one side or two sides of the cathode conducting plate are provided with waterproof and breathable composite layers, and at least part of the composite layers are exposed out of the oxygen removing shell and are in contact with air in the inner cavity of the storage vessel; the anode conducting plate is electrically connected with the anode of the battery module, the cathode conducting plate is electrically connected with the cathode of the battery module, and the control module controls the on-off of the circuit. The structure has the characteristics of reliable performance, convenient use, strong universality, good preservation effect and prolonged food storage time.
Description
Technical field
The utility model relates to a kind of storing vessel, the preservation device of specifically a kind of storing vessel.
Background technique
People often store food using the storing vessel of sealing, to extend the resting period of food, accordingly
Storing vessel include food cans, food box, food-bottle etc.；Such food stores mode, can pot life do not grow, it is main former
Cause is that have oxygen, oxygen and food reaction in storing vessel, causes food apt to deteriorate, mouldy, so existing storing vessel
Storage time is shorter.
Therefore, it is necessary to be further improved.
Utility model content
The purpose of the utility model is to overcome above-mentioned the shortcomings of the prior art, and provide that a kind of design is simple, knot
Structure rationally, reliable performance, it is easy to use, versatile, of good preservation effect, extend the food storage time storing vessel guarantor
Fresh device.
Purpose of the utility model is realized as follows:
A kind of preservation device of storing vessel, it is characterised in that: the guarantor of storing vessel bottom is assemblied in including detachable
Fresh pedestal；It is provided with deaerating type of cycles on the fresh-keeping pedestal, which includes deoxygenation module, battery module and manipulation mould
Block；The oxygen uptake side of deoxygenation module is at least partly contacted with the air of storing vessel inner cavity；The deoxygenation module includes deoxygenation shell, extremely
Few one block of anode conducting plate and at least one piece of cathode conductive plate；Deoxygenation shell inner cavity is stored with electrolyte, anode battery plate and yin
Pole battery plate is respectively arranged at deoxygenation shell inner cavity, and is at least partly soaked in electrolyte respectively；Cathode conductive plate side or
Two sides are provided with the composite layer of waterproof and breathable, and composite layer at least partly exposes outside deoxygenation shell and the air with storing vessel inner cavity
Contact；The anode of the anode conducting plate electrical connection battery module, cathode conductive plate are electrically connected the cathode of battery module, manipulate mould
The on-off of block control circuit.
The deoxygenation module, battery module and/or operational module are set to fresh-keeping base intracavity, and fresh-keeping pedestal, which is equipped with, to be connected
The gas outlet of logical deoxygenation shell inner cavity and fluid infusion.
The anode conducting plate and/or cathode conductive plate are made of corrosion-resistant metal material；The composite layer is by polysulfones material
Material is made, have on composite layer it is several cross sieve pores, cross sieve pore aperture be greater than air in oxygen molecule O2, less than the water in electrolyte
Molecule H2O；The cathode conductive plate and composite layer form a deaerating membrane.
The deoxygenation shell includes the first shell and second shell mutually assembled, and deaerating membrane is assemblied in second shell, the
Two shells correspond to deaerating membrane equipped with adsorption orifice, and deaerating membrane exposes outside deoxygenation shell by adsorption orifice, and with storing vessel inner cavity air
Contact.
The first shell is equipped with outlet sleeve, and gas outlet is connected to by outlet sleeve with deoxygenation shell inner cavity；Described
Two shells are equipped with outlet retaining wall, are at least partly wrapped up by outlet retaining wall on the outside of outlet sleeve；Before the first shell is equipped with
Recess, second shell are equipped with rear recess, and preceding recess collectively forms the escape groove for being connected to deoxygenation shell inner cavity with rear recess, and anode is led
Power connection end on battery plate passes through escape groove and draws outside deoxygenation shell, and is electrically connected with the anode of battery module.
Sealing shroud is provided on the outlet sleeve, sealing shroud inner wall is equipped with the seal bead of annular；The power connection end with
Sealing ring is provided between escape groove, which is sheathed on the outside of power connection end.
The fitting surface of the first shell is equipped with connecting column, and the fitting surface of second shell is equipped with corresponding with connecting column
Connector sleeve；When first shell and second shell mutually assemble, connecting column and the mutual fastening-type grafting of connector sleeve；The dress of first shell
With being provided with sealing element between face and the fitting surface of second shell.
The operational module at least partly exposes to fresh-keeping susceptor surface, and exposed area is equipped with and works for start and stop deoxygenation
Manipulated key and/or at least for showing the display screen of electricity.
It is provided with oxygen sensor on the fresh-keeping pedestal, the probe of the oxygen sensor at least partly exposes outside fresh-keeping bottom
Seat is simultaneously contacted with the air of storing vessel inner cavity.
It is provided with wireless charging module on the fresh-keeping pedestal, battery module is electrically connected with wireless charging module.
The beneficial effects of the utility model are as follows:
It is effective to adsorb storing vessel by dismantling the fresh-keeping pedestal of setting tool deoxygenation fresh-keeping function in storing vessel bottom
Oxygen in inner cavity is simultaneously finally discharged outside storing vessel, reaches deaerating effect, plays the role of fresh-keeping and preservation；Specifically, deoxygenation
System includes deoxygenation module, and the deaerating membrane in deoxygenation module can adsorb the oxygen in the air of storing vessel inner cavity and be dissolved in electrolyte
In, electrolysis principle is then utilized, oxygen is made in the oxonium ion electrolysis in electrolyte, and discharge it outside shell, reaches deoxygenation
Effect；Deoxygenation module by the Oxygen Adsorption in storage space and can drain rapidly, for fresh-keeping, preservation food etc.；In addition, fresh-keeping
Pedestal can be used cooperatively from different storing vessel, therefore versatility and practical.
Detailed description of the invention
Fig. 1 is the overall structure diagram of an embodiment of the present invention.
Fig. 2 is the assembling schematic diagram of deoxygenation module in an embodiment of the present invention.
Fig. 3 is the explosive view of deoxygenation module in an embodiment of the present invention.
Fig. 4 is the assembling schematic diagram in the another orientation of deoxygenation module in an embodiment of the present invention.
Fig. 5 is the explosive view in the another orientation of deoxygenation module in an embodiment of the present invention.
Fig. 6 is deoxygenation module main view in an embodiment of the present invention.
Fig. 7 is deoxygenation module rearview in an embodiment of the present invention.
Fig. 8 is deoxygenation module top view in an embodiment of the present invention.
Fig. 9 is the cross-sectional view in the direction I-I in Fig. 8.
Figure 10 is the cross-sectional view in the direction J-J in Fig. 8.
Figure 11 is the partial sectional view of deaerating membrane in an embodiment of the present invention.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and embodiments.
Referring to Fig. 1-Figure 11, the preservation device of this storing vessel is assemblied in the guarantor of 1 bottom of storing vessel including detachable
Fresh pedestal 2；It is provided with deaerating type of cycles on fresh-keeping pedestal 2, which includes deoxygenation modules A, battery module 3 and operational module
4；Opening arranged at 1 bottom of storing vessel, the oxygen uptake side of deoxygenation modules A at least partially by storing vessel 1 bottom opening and storing
The contact of 1 inner cavity air of vessel；Deoxygenation modules A includes deoxygenation shell, one piece of anode conducting plate A3 and one piece of cathode conductive plate A201；It removes
Oxygen shell inner cavity is stored with electrolyte, and anode battery plate A3 and cathode electric board A201 are respectively arranged at deoxygenation shell inner cavity, and respectively at least
Part is soaked in electrolyte, and anode conducting plate A3 is spaced apart with cathode conductive plate A201；The cathode two sides conductive plate A201 point
It is not provided with the composite layer A202 of waterproof and breathable, composite layer A202 exposes outside deoxygenation shell, while air with 1 inner cavity of storing vessel
Contact；Anode conducting plate A3 is electrically connected the anode of battery module 3, and cathode conductive plate A201 is electrically connected the cathode of battery module 3, behaviour
Control the on-off of 4 control circuit of module.In use, connecting circuit by operational module 4, anode conducting plate A3 is positively charged, cathode electricity
Plate A201 is negatively charged；Composite layer A202 adsorbs the oxygen in 1 inner cavity of storing vessel and is dissolved in electrolyte, utilizes electrolysis former
Oxonium ion in electrolyte is made oxygen and is discharged outside repository ware 1 by reason, realizes deoxygenation fresh-keeping effect.
Further, deoxygenation modules A, battery module 3 and operational module 4 are respectively arranged at fresh-keeping 2 inner cavity of pedestal, fresh-keeping bottom
2 surfaces of seat are equipped with gas outlet (not indicating in figure) and the fluid infusion (not indicating in figure) of connection deoxygenation shell inner cavity；Gas outlet is used for
Oxygen discharge is guided, fluid infusion facilitates user to supplement electrolyte.
Further, anode conducting plate A3 and cathode conductive plate A201 are made of corrosion-resistant metallic nickel respectively, can also use
Other metal material insteads；Composite layer A202 is made of polysulfone material, has several sieve pore A203 excessively on composite layer A202, crosses sieve pore
The aperture of A203 be greater than air in oxygen molecule O2, less than hydrone H2O and the NaOH molecule and KOH molecule in electrolyte；Yin
Pole conductive plate A201 and composite layer A202 form a deaerating membrane A2.
Further, deoxygenation shell includes the first shell A1 and second shell A4 mutually assembled, first shell A1 and second
Shell A4 is respectively by ABS material integrated injection molding；Deaerating membrane A2 is assemblied on second shell A4, and second shell A4 corresponds to deoxygenation
Film A2 is equipped with sufficiently large adsorption orifice A401, and deaerating membrane A2 exposes outside deoxygenation shell by adsorption orifice A401, and in storing vessel 1
The contact of cavity space gas；Deaerating membrane A2 and second shell A4 secondary injection molding.
Further, integrated injection molding has outlet sleeve A104 at the top of first shell A1, and the gas outlet of fresh-keeping pedestal 2 is logical
Outlet sleeve A104 is crossed to be connected to deoxygenation shell inner cavity；Integrated injection molding has outlet retaining wall A404, outlet at the top of second shell A4
Sleeve A104 exterior portion is wrapped up by outlet retaining wall A404, and then the structure for using air-casing cylinder A104 is more reliable and more stable；First
Integrated injection molding has preceding recess A108 at the top of shell A1, and integrated injection molding has rear recess A408 at the top of second shell A4, preceding
Recess A108 collectively forms the escape groove for being connected to deoxygenation shell inner cavity, the power connection end A301 on anode conducting plate A3 with rear recess A408
It draws outside deoxygenation shell across escape groove, and is electrically connected with the anode of battery module 3.
Further, sealing shroud A7 is equipped in outlet sleeve A104, sealing shroud A7 inner wall is equipped with the seal bead of annular,
It can guarantee the connection sealing of outlet sleeve A104 by sealing shroud A7；Sealing ring is provided between power connection end A301 and escape groove
A5, sealing ring A5 are sheathed on the outside of power connection end A301, electrolyte can be effectively prevent to overflow from escape groove by sealing ring A5.
Further, integrated injection molding has connecting column A103, the dress of second shell A4 on the fitting surface of first shell A1
There is connector sleeve A403 corresponding with connecting column A103 with integrated injection molding on face；First shell A1 and second shell A4 mutually group
When dress, connecting column A103 and the mutual fastening-type grafting of connector sleeve A403, structure is simple, and assembling property is reliable；First shell A1's
It is provided with sealing element between fitting surface and the fitting surface of second shell A4, improves the leakproofness of deoxygenation shell.
Further, 4 part of operational module exposes to fresh-keeping 2 surface of pedestal, and exposed area is equipped with and is used for start and stop deoxygenation
The manipulated key of work and the display screen at least being used to show electricity；Manipulated key can be button, knob and membrane keyboard.
Further, the oxygen sensor 5 for detecting 1 inner cavity oxygen content of storing vessel is provided on fresh-keeping pedestal 2,
The probe segment of the oxygen sensor 5 exposes outside fresh-keeping pedestal 2 and contacts with the air of 1 inner cavity of storing vessel, oxygen sensor 5
The result detected can be shown on a display screen.
Further, it is provided with wireless charging module 6 on fresh-keeping pedestal 2, battery module 3 is electrically connected with wireless charging module 6
It connects, charging is convenient.
The above-mentioned preferred embodiment for the utility model, has been shown and described the basic principles and main features of the utility model
And the advantages of the utility model.Those skilled in the art should be recognized that the present utility model is not limited to the above embodiments, on
It states and only illustrates the principles of the present invention described in embodiment and specification, do not departing from the spirit and scope of the utility model
Under the premise of the utility model also has various changes and improvements, these changes and improvements both fall within claimed it is practical new
Within the scope of type.The utility model requires protection scope is defined by appended claims and its equivalent.
Claims (10)
1. a kind of preservation device of storing vessel, it is characterised in that: be assemblied in the guarantor of storing vessel (1) bottom including detachable
Fresh pedestal (2)；It is provided with deaerating type of cycles on the fresh-keeping pedestal (2), which includes deoxygenation module (A), battery module
(3) and operational module (4)；The oxygen uptake side of deoxygenation module (A) is at least partly contacted with the air of storing vessel (1) inner cavity；It is described
Deoxygenation module (A) includes deoxygenation shell, at least one piece of anode conducting plate (A3) and at least one piece of cathode conductive plate (A201)；It is described to remove
Oxygen shell inner cavity is stored with electrolyte, and anode battery plate (A3) and cathode electric board (A201) are respectively arranged at deoxygenation shell inner cavity, and respectively
At least partly it is soaked in electrolyte；Cathode conductive plate (A201) one or both sides are provided with the composite layer of waterproof and breathable
(A202), composite layer (A202) at least partly exposes outside deoxygenation shell and contacts with the air of storing vessel (1) inner cavity；The sun
Pole conductive plate (A3) is electrically connected the anode of battery module (3), and cathode conductive plate (A201) is electrically connected the cathode of battery module (3),
The on-off of operational module (4) at least control circuit.
2. the preservation device of storing vessel according to claim 1, it is characterised in that: the deoxygenation module (A), battery
Module (3) and/or operational module (4) are set to fresh-keeping pedestal (2) inner cavity, and fresh-keeping pedestal (2) is equipped with connection deoxygenation shell inner cavity
Gas outlet and fluid infusion.
3. the preservation device of storing vessel according to claim 2, it is characterised in that: the anode conducting plate (A3)
And/or cathode conductive plate (A201) is made of corrosion-resistant metal material；The composite layer (A202) is made of polysulfone material, compound
Layer (A202) on have it is several cross sieve pore (A203), cross sieve pore (A203) aperture be greater than air in oxygen molecule (O2), be less than electricity
Solve the hydrone (H2O) in liquid；The cathode conductive plate (A201) and composite layer (A202) composition one deaerating membrane (A2).
4. the preservation device of storing vessel according to claim 3, it is characterised in that: the deoxygenation shell includes mutually filling
The first shell (A1) and second shell (A4) matched, deaerating membrane (A2) are assemblied on second shell (A4), and second shell (A4) is right
Deaerating membrane (A2) is answered to be equipped with adsorption orifice (A401), deaerating membrane (A2) exposes outside deoxygenation shell, and and storing by adsorption orifice (A401)
The contact of vessel (1) inner cavity air.
5. the preservation device of storing vessel according to claim 4, it is characterised in that: set on the first shell (A1)
Have outlet sleeve (A104), gas outlet is connected to by outlet sleeve (A104) with deoxygenation shell inner cavity；On the second shell (A4)
Equipped with outlet retaining wall (A404), at least partly wrapped up by outlet retaining wall (A404) on the outside of outlet sleeve (A104)；The first shell
Body (A1) is equipped with preceding recess (A108), and second shell (A4) is equipped with rear recess (A408), preceding recess (A108) and rear recess
(A408) escape groove of connection deoxygenation shell inner cavity is collectively formed, the power connection end (A301) on anode conducting plate (A3) passes through escape groove
It draws outside deoxygenation shell, and is electrically connected with the anode of battery module (3).
6. the preservation device of storing vessel according to claim 5, it is characterised in that: on the outlet sleeve (A104)
It is provided with sealing shroud (A7), sealing shroud (A7) inner wall is equipped with the seal bead of annular；The power connection end (A301) and escape groove it
Between be provided with sealing ring (A5), which is sheathed on the outside of power connection end (A301).
7. the preservation device of storing vessel according to claim 4, it is characterised in that: the dress of the first shell (A1)
It is equipped with connecting column (A103) with face, the fitting surface of second shell (A4) is equipped with connector sleeve corresponding with connecting column (A103)
(A403)；When first shell (A1) and second shell (A4) are mutually assembled, connecting column (A103) and connector sleeve (A403) are mutually tight
Stationary grafting；Sealing element is provided between the fitting surface of first shell (A1) and the fitting surface of second shell (A4).
8. the preservation device of storing vessel according to claim 1, it is characterised in that: the operational module (4) is at least
Part exposes to fresh-keeping pedestal (2) surface, and exposed area is equipped with the manipulated key for start and stop deoxygenation work and/or is at least used for
Show the display screen of electricity.
9. the preservation device of storing vessel according to claim 1, it is characterised in that: set on the fresh-keeping pedestal (2)
Be equipped with oxygen sensor (5), the probe of the oxygen sensor (5) at least partly expose outside fresh-keeping pedestal (2) and with storing vessel
(1) the air contact of inner cavity.
10. the preservation device of storing vessel according to claim 1, it is characterised in that: set on the fresh-keeping pedestal (2)
It is equipped with wireless charging module (6), battery module (3) is electrically connected with wireless charging module (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821558828.9U CN208979385U (en) | 2018-09-21 | 2018-09-21 | Fresh-keeping device for storage vessel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821558828.9U CN208979385U (en) | 2018-09-21 | 2018-09-21 | Fresh-keeping device for storage vessel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208979385U true CN208979385U (en) | 2019-06-14 |
Family
ID=66785285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821558828.9U Active CN208979385U (en) | 2018-09-21 | 2018-09-21 | Fresh-keeping device for storage vessel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208979385U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112938117A (en) * | 2021-04-26 | 2021-06-11 | 佛山顺德歌林美电子产品有限公司 | Oxygen-control fruit preservation box |
| WO2022242241A1 (en) * | 2021-05-20 | 2022-11-24 | 青岛海尔电冰箱有限公司 | Refrigerator and electrolytic deoxidizing device thereof |
| WO2023155668A1 (en) * | 2022-02-16 | 2023-08-24 | 青岛海尔电冰箱有限公司 | Refrigerator and electrolytic deoxygenization system thereof |
| WO2023155664A1 (en) * | 2022-02-16 | 2023-08-24 | 青岛海尔电冰箱有限公司 | Refrigerator and electrolytic oxygen-removal system therefor |
| WO2023155665A1 (en) * | 2022-02-16 | 2023-08-24 | 青岛海尔电冰箱有限公司 | Refrigerator and electrolytic deoxygenization apparatus thereof |
| WO2023155667A1 (en) * | 2022-02-16 | 2023-08-24 | 青岛海尔电冰箱有限公司 | Refrigerator and electrolytic oxygen removal device thereof |
-
2018
- 2018-09-21 CN CN201821558828.9U patent/CN208979385U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112938117A (en) * | 2021-04-26 | 2021-06-11 | 佛山顺德歌林美电子产品有限公司 | Oxygen-control fruit preservation box |
| WO2022242241A1 (en) * | 2021-05-20 | 2022-11-24 | 青岛海尔电冰箱有限公司 | Refrigerator and electrolytic deoxidizing device thereof |
| WO2023155668A1 (en) * | 2022-02-16 | 2023-08-24 | 青岛海尔电冰箱有限公司 | Refrigerator and electrolytic deoxygenization system thereof |
| WO2023155664A1 (en) * | 2022-02-16 | 2023-08-24 | 青岛海尔电冰箱有限公司 | Refrigerator and electrolytic oxygen-removal system therefor |
| WO2023155665A1 (en) * | 2022-02-16 | 2023-08-24 | 青岛海尔电冰箱有限公司 | Refrigerator and electrolytic deoxygenization apparatus thereof |
| WO2023155667A1 (en) * | 2022-02-16 | 2023-08-24 | 青岛海尔电冰箱有限公司 | Refrigerator and electrolytic oxygen removal device thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A fresh keeping device for storage utensils Effective date of registration: 20200922 Granted publication date: 20190614 Pledgee: Shenzhen Ruijia Holding Co., Ltd Pledgor: FOSHAN SHUNDE GELINMEI ELECTRONIC PRODUCT Co.,Ltd. Registration number: Y2020440000287 |