CN111721052A - Ultrasonic defrosting and deicing fresh-keeping constant-humidity refrigerator - Google Patents
Ultrasonic defrosting and deicing fresh-keeping constant-humidity refrigerator Download PDFInfo
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- CN111721052A CN111721052A CN201910201143.1A CN201910201143A CN111721052A CN 111721052 A CN111721052 A CN 111721052A CN 201910201143 A CN201910201143 A CN 201910201143A CN 111721052 A CN111721052 A CN 111721052A
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- defrosting
- ultrasonic transducer
- circuit board
- fresh
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- 238000010257 thawing Methods 0.000 title claims abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 60
- 239000002184 metal Substances 0.000 claims abstract description 51
- 238000004321 preservation Methods 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 17
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 238000004378 air conditioning Methods 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 9
- 238000009413 insulation Methods 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000007710 freezing Methods 0.000 abstract description 2
- 230000008014 freezing Effects 0.000 abstract description 2
- 238000005057 refrigeration Methods 0.000 description 7
- 238000001816 cooling Methods 0.000 description 5
- 239000003595 mist Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000036571 hydration Effects 0.000 description 2
- 238000006703 hydration reaction Methods 0.000 description 2
- 206010019233 Headaches Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 231100000869 headache Toxicity 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
Images
Classifications
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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
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/06—Removing frost
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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
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
- F25D17/062—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators
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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
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/14—Collecting or removing condensed and defrost water; Drip trays
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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
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/04—Treating air flowing to refrigeration compartments
- F25D2317/041—Treating air flowing to refrigeration compartments by purification
- F25D2317/0413—Treating air flowing to refrigeration compartments by purification by humidification
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The invention relates to an ultrasonic defrosting, deicing, fresh-keeping and constant-humidity refrigerator which comprises a refrigerator shell, a refrigerator door, a storage chamber, a heat-preservation and heat-insulation layer, an evaporator, a condenser, a compressor, a control circuit board, an ultrasonic transducer, a metal screen plate and an ultrasonic generator, wherein the metal screen plate is arranged on the side wall, the bottom surface or the top surface of the storage chamber positioned at the position of the evaporator, a containing space is also formed on the side wall, the bottom surface or the top surface of the storage chamber and the metal screen plate, the ultrasonic transducer is fixed on the back surface of the metal screen plate positioned in the containing space, and the ultrasonic generator is electrically connected with. The ultrasonic transducer is used for generating high-frequency ultrasonic defrosting vibration, so that water drops in the freezing tank or the interior of frost or ice are subjected to high-frequency molecular motion and are decomposed into fog, the fog cannot be condensed and is filled in the whole storage cavity all the time, the food and materials are kept fresh and wet constantly, the refrigerating and fresh-keeping effects of the food and materials are prolonged, and the trouble of defrosting is avoided.
Description
Technical Field
The invention relates to the field of refrigerator products, in particular to a fresh-keeping refrigerator with defrosting and deicing functions.
Background
The refrigerator is a refrigerating device which keeps constant low temperature, and is also a household electric appliance product which keeps food or other articles in a constant low temperature cold state. At present, two problems of the refrigerator products used by people in daily life exist: first, the direct cooling type refrigerator has a problem of frosting, which has been troubling many households. After the refrigerator frosts and freezes, not only the refrigeration effect is poor, but also the power consumption is very high, and the frost is difficult to remove, which is a big problem that people are very headache. The direct-cooling refrigerator and the air-cooling refrigerator have the problems of food fresh keeping and moisture keeping, which always troubles many families, after fresh food materials are put into the refrigerator for refrigeration, water on the food materials is easy to lose, particularly the refrigeration time is long, the fresh food materials become dry, yellow and go bad, and finally the fresh food materials have to be discarded. These two problems have been solved by refrigerator manufacturers but have not been solved well.
Disclosure of Invention
The invention aims to solve the problems and the defects and provides an ultrasonic defrosting and deicing fresh-keeping constant humidity refrigerator which utilizes an ultrasonic transducer to generate high-frequency ultrasonic defrosting and deicing vibration to enable water drops in the condensed refrigerator or frosted or iced interior to generate high-frequency molecular motion to be decomposed into fog which cannot be condensed and always fills the whole storage chamber to keep food fresh and constant humidity, thereby prolonging the cold storage and fresh-keeping effect and the cold storage and fresh-keeping time of the food and avoiding the trouble of defrosting of people.
The technical scheme of the invention is realized as follows:
the ultrasonic defrosting, deicing, fresh-keeping and constant-humidity refrigerator comprises a refrigerator shell, a refrigerator door, a storage chamber, a heat-preservation and heat-insulation layer, an evaporator, a condenser, a compressor and a control circuit board, and is characterized by further comprising an ultrasonic transducer, a metal screen plate, an ultrasonic generator or a driving circuit board, wherein the metal screen plate is arranged on the side wall, the bottom surface or the top surface of the storage chamber positioned at the evaporator, and an accommodating space is formed between the metal screen plate and the side wall, the bottom surface or the top surface of the storage chamber; the ultrasonic transducer is fixed on the back of the metal screen plate in the accommodating space so as to drive the metal screen plate to perform high-frequency ultrasonic defrosting and deicing vibration; the ultrasonic generator or the driving circuit board is electrically connected with the ultrasonic transducer to drive the ultrasonic transducer to work; the ultrasonic generator or the driving circuit board is electrically connected with the control circuit board.
The ultrasonic defrosting, deicing, fresh-keeping and constant-humidity refrigerator comprises a refrigerator shell, a refrigerator door, a storage chamber, a heat-preservation and heat-insulation layer, an evaporator, a condenser, a compressor, a control circuit board, a cold air circulating fan, an air outlet and an air return inlet, and is characterized by further comprising an ultrasonic transducer, an ultrasonic generator or a driving circuit board and a water receiving disc, wherein the water receiving disc is arranged at the bottom of the evaporator to receive water drops condensed and dropped by the evaporator; the ultrasonic transducer is arranged at the bottom of the water receiving tray to drive the water receiving tray to perform high-frequency ultrasonic defrosting and deicing water vibration; or the ultrasonic transducer is a waterproof ultrasonic transducer which is arranged in the water pan to drive the water pan to vibrate the high-frequency ultrasonic defrosting water; or a metal screen plate is also arranged in the water receiving tray, and the waterproof ultrasonic transducer is arranged on the metal screen plate and is used for high-frequency ultrasonic defrosting and deicing water vibration; the ultrasonic generator or the driving circuit board is electrically connected with the ultrasonic transducer to drive the ultrasonic transducer to work; the ultrasonic generator or the driving circuit board is electrically connected with the control circuit board.
The invention has the beneficial effects that: (1) according to the invention, the metal mesh plate is driven by the ultrasonic transducer to perform high-frequency ultrasonic defrosting and deicing vibration, so that water drops condensed on the metal mesh plate or water drops between the metal mesh plate and the storage cavity or frosted or iced interior generate high-frequency molecular motion and are decomposed into fog, the fog cannot be condensed and is always filled in the whole storage cavity to keep the food and the food fresh and wet, thereby prolonging the refrigerating and fresh-keeping effects and the refrigerating and fresh-keeping time of the food and the food, and simultaneously avoiding the trouble of defrosting for people. The invention utilizes the principle that water vapor or moisture in the storage chamber of the refrigerator is easy to gather and condense to a low-temperature position in the process of heat exchange, adopts the metal mesh plate arranged at the position or beside the evaporator to receive the gathered water vapor or moisture, and simultaneously generates high-frequency ultrasonic vibration to the metal mesh plate through the ultrasonic transducer to ensure that frost, ice or water drops gathered and condensed are re-atomized into a gas state to fill the storage chamber of the refrigerator, so that the mist forms a wrapping type wet atmosphere for food and food materials, thereby greatly delaying the water loss of the food and food materials and prolonging the fresh-keeping effect and the fresh-keeping time of the food and food materials. (2) Or the ultrasonic transducer is utilized to carry out high-frequency ultrasonic hydration, frost and ice melting vibration on the water receiving tray arranged at the lower part of the evaporator, so that water received in the water receiving tray or frosted or frozen inside generates high-frequency molecular motion and is dissolved into mist, the mist can not be condensed and continuously circulates in the storage chamber, the whole storage chamber is filled with the mist all the time, and the food and the material are kept fresh and wet constantly, so that the refrigeration and preservation effects and the refrigeration and preservation time of the food and the material are prolonged. According to the invention, in the air-cooled refrigerator airflow circulation exchange process, moisture or steam in the storage cavity of the refrigerator is easily brought into the evaporator, condensed water drops are condensed when the refrigerator encounters low temperature, a water receiving disc is arranged below the evaporator to receive the dripping of the condensed water drops, and the condensed water is frosted or frozen by the ultrasonic transducer, re-atomized into a gas shape and circulated back into the storage cavity, so that the fog penetrates around food and food materials, thereby greatly delaying the moisture loss of the food and food materials, and prolonging the fresh-keeping effect and the fresh-keeping time. (3) The technical scheme of the invention can be widely applied to refrigerators, freezers and storage refrigerators with various styles and specifications.
Drawings
Fig. 1 is a schematic view of the present invention with a top view in partial section.
Fig. 2 is a schematic sectional view taken along the direction a-a in fig. 1 according to the present invention.
FIG. 3 is a schematic cross-sectional view taken along the direction B-B in FIG. 1 according to the present invention.
FIG. 4 is a second cross-sectional view along the direction A-A in FIG. 1 according to the present invention.
FIG. 5 is a second schematic sectional view along the direction B-B in FIG. 1 according to the present invention.
Fig. 6 is a schematic structural diagram of an ultrasonic transducer module according to the present invention.
FIG. 7 is a third schematic sectional view along the direction A-A in FIG. 1 according to the present invention.
Detailed Description
The first embodiment is as follows:
as shown in fig. 1, fig. 2 and fig. 3, the ultrasonic defrosting, deicing, fresh-keeping and constant humidity refrigerator according to the present invention includes a refrigerator housing 1, a refrigerator door 2, a storage chamber 3, a heat insulating layer 4, an evaporator 5, a condenser 6, a compressor 7, a control circuit board 8, a door handle 21, and the like. In order to achieve the proposed object of the present invention, the present invention further comprises an ultrasonic transducer 9, a metal mesh plate 10, an ultrasonic generator or a driving circuit board, wherein the metal mesh plate 10 is mounted on a side wall or a bottom surface or a top surface of the storage chamber 3 at the position of the evaporator 5, and a receiving space 20 is further formed between the metal mesh plate 10 and the side wall or the bottom surface or the top surface of the storage chamber 3. The ultrasonic transducer 9 is fixed on the back of the metal mesh plate 10 in the accommodating space 20 to drive the metal mesh plate 10 to perform high-frequency ultrasonic defrosting vibration. The ultrasonic generator or the driving circuit board is electrically connected with the ultrasonic transducer 9 to drive the ultrasonic transducer 9 to work. The ultrasonic generator or the driving circuit board is electrically connected with the control circuit board 8. Therefore, the ultrasonic transducer 9 is used for driving the metal mesh plate 10 to perform high-frequency ultrasonic defrosting vibration, so that water drops condensed on the metal mesh plate 10 or water drops between the metal mesh plate 10 and the storage chamber 3 or frosted interior generate high-frequency molecular motion and are decomposed into fog, the fog cannot be condensed and is always filled in the whole storage chamber to keep the food and the food fresh and wet, the refrigerating and fresh-keeping effects and the refrigerating and fresh-keeping time of the food and the food are prolonged, and meanwhile, the trouble of defrosting of people is avoided. In addition, the invention utilizes the moisture carried by the food materials to condense on the metal mesh plate 10 or between the metal mesh plate 10 and the object placing chamber 3 for recycling in the refrigerating and freezing process, does not need to add water into the refrigerator additionally, and is very convenient to apply. In addition, in order to control the starting time and the closing time of the ultrasonic transducer 9, a temperature sensor is arranged on the metal mesh plate 10 and is electrically connected with the control circuit board 8, and when the temperature sensor detects that the temperature on the metal mesh plate 10 is close to the critical point of frosting or icing, the control circuit board 8 starts the ultrasonic transducer 9 to work.
In order to optimize the assembly structure of the present invention and reduce the resonance of the ultrasonic transducer 9, as shown in fig. 1, the metal mesh plate 10 is provided with a mounting pillar 30, and the metal mesh plate 10 is fixedly mounted on the side wall or the bottom or the top of the storage chamber 3 through the mounting pillar 30 thereon. A cushion rubber pad 301 is further provided on a fixed contact surface between the mounting support 30 and the side wall, bottom surface or top surface of the storage compartment 3.
In the implementation of the present invention, the ultrasonic transducer 9 is generally a waterproof ultrasonic transducer with a working frequency of 28KHz-1MHz and is mounted on the metal mesh plate 10 for application, and at the same time, three to five or so ultrasonic transducers 9 are generally mounted on each metal mesh plate 10 to obtain a better high-frequency vibration frequency.
In addition to the embodiments described above, the ultrasonic transducer of the present invention may be such that: as shown in fig. 4, 5 and 6, the ultrasonic energy conversion device comprises a sealing strip-shaped housing 80, a plurality of ultrasonic energy converters 9 are arranged in the sealing strip-shaped housing 80, a connection terminal is further arranged at one end of the sealing strip-shaped housing 80, and the ultrasonic energy converters 9 in the sealing strip-shaped housing 80 are connected with the connection terminal after being connected in a parallel or serial electrical connection manner, so as to construct an ultrasonic energy conversion module 801 in a strip-shaped structure, wherein the ultrasonic energy conversion module 801 is fixed on a metal mesh plate 10 in a spiral bending distribution, that is, as shown in fig. 4 and 5, which can also meet the application requirements. In the implementation of the scheme, an ultrasonic transducer with a general patch type structure is used as an implementation selection element, and because the ultrasonic transducer is provided with the sealing strip-shaped shell 80 as a waterproof structure, the ultrasonic transducer which is not waterproof can be selected for application. The curved arrangement shape of the ultrasonic transducer module 801 is not limited to the shapes shown in fig. 4 to 6, and may be other shapes that are not listed. In the present embodiment, the shapes shown in fig. 4 to 6 are merely examples, or a preferable embodiment thereof with respect to the expanded metal sheet.
Example two:
this second embodiment is different from the first embodiment in that the first embodiment is an embodiment applied to a direct cooling type refrigerator, and the second embodiment is an embodiment of an air cooling type refrigerator. Thus, the second embodiment is slightly different from the first embodiment in terms of specific structure, and the purpose and function to be achieved by the second embodiment are the same. The structure of the second specific scheme of the embodiment is as follows: as shown in fig. 7, it includes a refrigerator shell 1, a refrigerator door 2, a storage chamber 3, a thermal insulation layer 4, an evaporator 5, a condenser 6, a compressor 7, a control circuit board 8, a cool air circulating fan 40, an air outlet 50, an air return inlet 60, a door handle 21, etc. in order to achieve the purpose of the invention, it also includes an ultrasonic transducer 9, an ultrasonic generator or a driving circuit board, a water pan 70, wherein the water pan 70 is arranged at the bottom of the evaporator 5 to receive the water drops condensed and dropped from the evaporator 5. The ultrasonic transducer 9 is disposed at the bottom of the water pan 70 to drive the water pan 70 to vibrate the defrosting water by high frequency ultrasonic wave, as shown in fig. 7. In addition to the ultrasonic transducer 9 being disposed at the bottom of the water tray 70, the present invention may also be such that the ultrasonic transducer 9 is a waterproof ultrasonic transducer disposed in the water tray 70 to drive the water tray 70 to vibrate the defrosting water by high frequency ultrasonic waves. Alternatively, the water receiving tray 70 may further include a metal mesh plate 10, and the waterproof ultrasonic transducer may be disposed on the metal mesh plate 10 to vibrate the metal mesh plate 10 with high-frequency ultrasonic defrosting/deicing water. The ultrasonic generator or the driving circuit board is electrically connected with the ultrasonic transducer 9 to drive the ultrasonic transducer 9 to work. The ultrasonic generator or the driving circuit board is electrically connected with the control circuit board 8.
When the embodiment of placing the ultrasonic transducers in the water pan 70 is adopted, the structure of the ultrasonic transducer of the present invention may further include a sealing strip-shaped housing 80 as shown in fig. 6, a plurality of ultrasonic transducers 9 are arranged in the sealing strip-shaped housing 80, a connection terminal 802 is further arranged at one end of the sealing strip-shaped housing 80, and the ultrasonic transducers 9 in the sealing strip-shaped housing 80 are connected in parallel or in series and then connected together with the connection terminal, so as to construct an ultrasonic transducer module 801 in a strip-shaped structure, wherein the ultrasonic transducer module 801 is fixed on the metal mesh plate 10 or on the inner bottom surface of the water pan 70 in a spiral and bent distribution. The invention utilizes the ultrasonic transducer to carry out high-frequency ultrasonic wave hydration, defrosting and deicing vibration on the water receiving tray arranged at the lower part of the evaporator, so that water or frosted inside the water receiving tray generates high-frequency molecular motion and is decomposed into fog which can not be condensed, the fog is continuously circulated in the storage chamber by the cold air circulating fan 40, the whole storage chamber is always filled with the fog, and the food are kept fresh and wet constantly, thereby realizing the purpose of prolonging the refrigeration and preservation effects and the refrigeration and preservation time of the food and the food.
Claims (5)
1. The utility model provides an ultrasonic wave defrosting ice fresh-keeping constant humidity refrigerator, includes refrigerator shell (1), refrigerator door (2), puts thing cavity (3), heat preservation insulating layer (4), evaporimeter (5), condenser (6), compressor (7) and control circuit board (8), its characterized in that: also comprises an ultrasonic transducer (9), a metal mesh plate (10), an ultrasonic generator or a driving circuit board, wherein
The metal mesh plate (10) is arranged on the side wall or the bottom surface or the top surface of the storage chamber (3) positioned at the evaporator (5), and an accommodating space (20) is formed on the metal mesh plate (10) and the side wall or the bottom surface or the top surface of the storage chamber (3);
the ultrasonic transducer (9) is fixed on the back of the metal screen plate (10) in the accommodating space (20) to drive the metal screen plate (10) to perform high-frequency ultrasonic defrosting and deicing vibration;
the ultrasonic generator or the driving circuit board is electrically connected with the ultrasonic transducer (9) to drive the ultrasonic transducer (9) to work;
the ultrasonic generator or the driving circuit board is electrically connected with the control circuit board (8).
2. The ultrasonic defrosting, deicing, fresh-keeping and constant humidity refrigerator according to claim 1, characterized in that: the metal mesh plate (10) is provided with a mounting pillar (30), and the metal mesh plate (10) is fixedly mounted on the side wall or the bottom surface or the top surface of the object placing cavity (3) through the mounting pillar (30) on the metal mesh plate; a buffer rubber pad (301) is also arranged on the fixed contact surface between the mounting support column (30) and the side wall or the bottom surface or the top surface of the object placing chamber (3).
3. The ultrasonic defrosting, deicing, fresh-keeping and constant humidity refrigerator according to claim 1, characterized in that: the ultrasonic energy conversion device is characterized by further comprising a sealing strip-shaped shell (80), a plurality of ultrasonic energy converters (9) are arranged in the sealing strip-shaped shell (80), a wiring terminal (802) is further arranged at one end of the sealing strip-shaped shell (80), all the ultrasonic energy converters (9) in the sealing strip-shaped shell (80) are connected with the wiring terminal in a parallel or series electric connection mode and then are connected together, an ultrasonic energy conversion module (801) in a strip-shaped structure is constructed, and the ultrasonic energy conversion module (801) is spirally bent and fixed on the metal screen plate (10).
4. The utility model provides an ultrasonic wave defrosting ice fresh-keeping constant humidity refrigerator, includes refrigerator shell (1), refrigerator door (2), puts thing cavity (3), heat preservation insulating layer (4), evaporimeter (5), condenser (6), compressor (7), control circuit board (8), air conditioning circulating fan (40), air outlet (50), return air inlet (60), its characterized in that: also comprises an ultrasonic transducer (9), an ultrasonic generator or a driving circuit board and a water pan (70), wherein
The water receiving tray (70) is arranged at the bottom of the evaporator (5) to receive water drops condensed and dropped by the evaporator (5); the ultrasonic transducer (9) is arranged at the bottom of the water receiving tray (70) to drive the water receiving tray (70) to vibrate the high-frequency ultrasonic defrosting water;
or the ultrasonic transducer (9) is a waterproof ultrasonic transducer which is arranged in the water pan (70) to drive the water pan (70) to vibrate the high-frequency ultrasonic defrosting and deicing water;
or a metal screen plate (10) is further arranged in the water receiving tray (70), the waterproof ultrasonic transducer is arranged on the metal screen plate (10), and the metal screen plate (10) is used for high-frequency ultrasonic defrosting and deicing water vibration;
the ultrasonic generator or the driving circuit board is electrically connected with the ultrasonic transducer (9) to drive the ultrasonic transducer (9) to work;
the ultrasonic generator or the driving circuit board is electrically connected with the control circuit board (8).
5. The ultrasonic defrosting, deicing, fresh-keeping and constant humidity refrigerator according to claim 4, characterized in that: the ultrasonic energy conversion device is characterized by further comprising a sealing strip-shaped shell (80), a plurality of ultrasonic energy converters (9) are arranged in the sealing strip-shaped shell (80), a wiring terminal (802) is further arranged at one end of the sealing strip-shaped shell (80), all the ultrasonic energy converters (9) in the sealing strip-shaped shell (80) are connected with the wiring terminal in a parallel or series electric connection mode and then are connected together, an ultrasonic energy conversion module (801) in a strip-shaped structure is constructed, and the ultrasonic energy conversion module (801) is spirally bent and fixed on the metal screen plate (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910201143.1A CN111721052A (en) | 2019-03-18 | 2019-03-18 | Ultrasonic defrosting and deicing fresh-keeping constant-humidity refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910201143.1A CN111721052A (en) | 2019-03-18 | 2019-03-18 | Ultrasonic defrosting and deicing fresh-keeping constant-humidity refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111721052A true CN111721052A (en) | 2020-09-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910201143.1A Pending CN111721052A (en) | 2019-03-18 | 2019-03-18 | Ultrasonic defrosting and deicing fresh-keeping constant-humidity refrigerator |
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| CN (1) | CN111721052A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT202200003335A1 (en) * | 2022-02-23 | 2023-08-23 | La Mito S R L Distribuzione | VENTILATED REFRIGERATION SYSTEM WITH INDEPENDENT HUMIDIFICATION MANAGEMENT THROUGH RECOVERY OF CONDENSATION WATER AND AUTOMATIC CONTROL OF THE THERMO-HYGROMETRIC PARAMETERS OF AREAS SUITABLE FOR THE CORRECT PRESERVATION OF FOOD |
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| CN106595191A (en) * | 2017-02-10 | 2017-04-26 | 南通四方冷链装备股份有限公司 | Automatic ultrasonic defrosting device |
| CN107367112A (en) * | 2017-07-27 | 2017-11-21 | 大连冷冻机股份有限公司 | Ultrasonic wave passes vibration plate |
| CN209978479U (en) * | 2019-03-18 | 2020-01-21 | 彭志军 | Ultrasonic defrosting and deicing fresh-keeping constant-humidity refrigerator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT202200003335A1 (en) * | 2022-02-23 | 2023-08-23 | La Mito S R L Distribuzione | VENTILATED REFRIGERATION SYSTEM WITH INDEPENDENT HUMIDIFICATION MANAGEMENT THROUGH RECOVERY OF CONDENSATION WATER AND AUTOMATIC CONTROL OF THE THERMO-HYGROMETRIC PARAMETERS OF AREAS SUITABLE FOR THE CORRECT PRESERVATION OF FOOD |
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