CN111661456A - Air-cooled cosmetic storage case and control method for air-cooled cosmetic storage case - Google Patents
Air-cooled cosmetic storage case and control method for air-cooled cosmetic storage case Download PDFInfo
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- CN111661456A CN111661456A CN202010437935.1A CN202010437935A CN111661456A CN 111661456 A CN111661456 A CN 111661456A CN 202010437935 A CN202010437935 A CN 202010437935A CN 111661456 A CN111661456 A CN 111661456A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
- B65D25/02—Internal fittings
- B65D25/04—Partitions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/18—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/24—Adaptations for preventing deterioration or decay of contents; Applications to the container or packaging material of food preservatives, fungicides, pesticides or animal repellants
- B65D81/26—Adaptations for preventing deterioration or decay of contents; Applications to the container or packaging material of food preservatives, fungicides, pesticides or animal repellants with provision for draining away, or absorbing, or removing by ventilation, fluids, e.g. exuded by contents; Applications of corrosion inhibitors or desiccators
- B65D81/263—Adaptations for preventing deterioration or decay of contents; Applications to the container or packaging material of food preservatives, fungicides, pesticides or animal repellants with provision for draining away, or absorbing, or removing by ventilation, fluids, e.g. exuded by contents; Applications of corrosion inhibitors or desiccators for ventilating the contents
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/38—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation
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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
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B21/00—Machines, plants or systems, using electric or magnetic effects
- F25B21/02—Machines, plants or systems, using electric or magnetic effects using Peltier effect; using Nernst-Ettinghausen effect
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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
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
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- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Food Science & Technology (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
An air-cooled cosmetic storage box and a control method thereof are provided, the air-cooled cosmetic storage box comprises a semiconductor refrigeration sheet, an inner radiating sheet, an outer radiating sheet, an inner circulating fan, an outer radiating fan, a control module and a temperature sensor. The semiconductor refrigeration piece contacts with inner heat dissipation piece and outer heat dissipation piece, and the control module is connected with semiconductor refrigeration piece, inner circulation fan, outer radiator fan, temperature sensor respectively. The invention adopts blowing to transmit cold or heat, and can effectively solve the problems of uneven heat transmission and large temperature difference easily occurring in the aluminum liner in the prior art; the temperature of the storage chamber in the box body is more accurately acquired, the temperature control is more accurate, and the transportability is strong; the air in the box body continuously flows, so that the problems of bacterial colony and bacterial plaque formation caused by the bundle and the growth of bacteria and fungi are effectively avoided; the inside and outside air-out dispels the heat simultaneously, has effectively promoted heat transfer rate, has improved the work efficiency of semiconductor refrigeration piece.
Description
Technical Field
The invention relates to the technical field of cosmetic storage equipment, in particular to an air-cooled cosmetic storage box and a control method of the air-cooled cosmetic storage box.
Background
The common cosmetics mainly comprise wheat germ oil, placenta, amino acids, seaweed extract, hyaluronic acid, collagen, elastin, vitamins, plant essential oil, etc. Due to the characteristic of rich nutrition in the cosmetics, the cosmetics are easy to breed bacteria and fungi. Therefore, the storage of cosmetics is very important.
The suitable growth environment temperature of common bacteria is between 30 ℃ and 37 ℃, and the suitable growth environment temperature of common fungi is about 25 ℃. Since most of common cosmetics are not disposable products, the period from unsealing to exhaustion can reach 2 to 3 months, and the cosmetics can be used for half a year. Because of the risk of introducing bacteria and fungi with each use, both bacteria and fungi can cause deterioration of the cosmetic product. In order to prevent the deterioration of cosmetics and to ensure the quality of cosmetics, the growth of bacteria and fungi must be suppressed.
Generally, cosmetics are stored at a low temperature, that is, cosmetics are directly stored in a refrigerator freezer or a pharmaceutical refrigerator, and the cosmetics can effectively inhibit the growth of bacteria and fungi in a low-temperature environment. However, such treatment has some disadvantages, for example, the temperature of the refrigerator compartment is usually maintained at about 5 ℃, the oil and fat components in the cosmetic are easily separated from other components in such a low temperature environment to break the emulsion, and the skin irritation may occur in the process of using the cosmetic when the emulsion is broken. In addition, the cosmetics are taken out from the low-temperature environment, and the cosmetics need to wait for a period of time before being used, otherwise, the cosmetics can cause strong stimulation to the skin. Therefore, the optimum storage temperature of the general cosmetics should be maintained between 10 ℃ and 20 ℃.
At present, in the prior art, although the storage box for cosmetics is provided, the cold quantity transmission is generally carried out by adopting the metal inner container, the temperature of the inner container is lower, water vapor in the air can be condensed on the surface of the inner container, the phenomenon of water condensation of the inner container occurs, as the humid environment is a hotbed for the growth of bacteria and fungi, if the condensed water is not treated in time, mildew can grow in the storage box after a long time, and the risk that the bacteria and the fungi are bred in cosmetics in the storage box is increased.
Disclosure of Invention
In summary, how to provide a preservation device suitable for preserving cosmetics and capable of reducing the risk of breeding bacteria and fungi in cosmetics becomes a problem to be solved by those skilled in the art.
The invention provides an air-cooled cosmetic storage box and a control method thereof, in order to better store cosmetics. The air-cooled cosmetic storage box comprises a semiconductor refrigeration sheet, an inner radiating sheet, an outer radiating sheet, an inner circulating fan, an outer radiating fan, a control module and a temperature sensor. The invention adopts the semiconductor refrigeration piece to release cold or heat, and adopts the internal circulation fan to transmit the cold or heat into the storage chamber for storing the cosmetics, thereby solving the problems of water condensation, uneven storage environment temperature and the like.
The invention provides an air-cooled cosmetics storage case, comprising:
the box body is a heat preservation box body, a partition board is arranged in the box body, the inner space of the box body is divided into an installation chamber and a storage chamber by the partition board, and an air outlet is formed in the partition board;
temperature control system, temperature control system includes semiconductor refrigeration piece, interior fin, outer fin, inner loop fan, outer fan, temperature sensor and control module group, temperature sensor set up in the box, be used for acquireing ambient temperature in the storeroom, temperature sensor with control module group signal connection, control module group with the semiconductor refrigeration piece the inner loop fan and outer fan control connection of cooling, the semiconductor refrigeration piece install in on the box, the inner loop fan set up in the installation room and with a side heat transfer contact of semiconductor refrigeration piece, the inner loop fan set up in the installation room and towards the air outlet setting, be used for with the low temperature air current in the installation room insufflates in the storeroom, outer fin set up in the outside of box and with the another side heat transfer contact of semiconductor refrigeration piece, the outer heat dissipation fan is arranged on the outer side of the box body, faces the outer heat dissipation sheet and is used for providing cooling air flow for the outer heat dissipation sheet.
Preferably, in the air-cooled cosmetic storage box provided by the invention, the partition plate is provided with an air return opening for returning air in the storage chamber to the installation chamber; the temperature sensor is arranged in the installation chamber and opposite to the air return opening.
Preferably, in the air-cooled cosmetic storage box provided by the present invention, a mounting window communicating with the mounting chamber is formed on one side wall of the box body, and the semiconductor chilling plate is disposed on the mounting window.
Preferably, in the air-cooled cosmetic storage box provided by the present invention, a protective cover is disposed outside the box body, and the control module, the outer heat dissipation fins, and the outer heat dissipation fan are disposed in the protective cover.
Preferably, in the air-cooled cosmetic storage box provided by the present invention, a heat dissipation port is provided on the protective cover, and the outer heat dissipation fan is disposed in the protective cover and opposite to the heat dissipation port.
Preferably, in the air-cooled cosmetic storage case provided by the present invention, the inner fins are fin-type fins; the outer radiating fins are fin type radiating fins.
Preferably, in the air-cooled cosmetic storage box provided by the invention, heat-conducting silicone layers are respectively arranged between the inner radiating fins and the semiconductor refrigerating fins and between the outer radiating fins and the semiconductor refrigerating fins.
Preferably, in the air-cooled cosmetic storage box provided by the invention, the box body is a heat preservation box body, and each surface forming the box body is provided with a foaming heat preservation layer.
The invention also provides a control method of the air-cooled cosmetic storage box, which is implemented as follows: setting a temperature control threshold value, acquiring a temperature signal in the storage chamber, and comparing the acquired temperature signal with the temperature control threshold value; when the temperature signal is greater than the temperature control value, the semiconductor refrigerating sheet is used for directly refrigerating and sending the refrigerating capacity into the storage chamber in a blowing mode.
Further, in the method for controlling an air-cooled cosmetic storage case according to the present invention, a temperature control threshold TS and a temperature control threshold control range T are set, and a temperature signal in the storage chamber is obtained as T; comparing the temperature signal T with a temperature control threshold TS and a temperature control threshold control range T [ ]: when T > TS + T [ ], refrigerating at the maximum power; when T < TS-T [ ], heating is carried out with maximum power; and when TS-T [ ] < T < TS + T [ ], stopping the semiconductor refrigerating sheet from working, and controlling the internal circulation fan to keep low-power operation.
Compared with the prior art, the invention can bring the following beneficial effects:
the invention provides an air-cooled cosmetic storage box and a control method thereof, in order to better store cosmetics. The air-cooled cosmetic storage box comprises a semiconductor refrigeration sheet, an inner radiating sheet, an outer radiating sheet, an inner circulating fan, an outer radiating fan, a control module and a temperature sensor. The semiconductor refrigerating sheet is in contact with the inner radiating sheet and the outer radiating sheet, and the control module is respectively connected with the semiconductor refrigerating sheet, the inner circulating fan, the outer radiating fan and the temperature sensor. The semiconductor refrigerating plate is responsible for refrigerating/heating. The internal circulation fan and the internal radiating fins are responsible for transferring the cold or heat generated by the semiconductor refrigerating fins into the storage box. The outer cooling fan and the outer cooling fin are responsible for transferring heat or cooling generated by the semiconductor refrigeration fin to the surrounding environment outside the box body. The control module is responsible for controlling the power of the semiconductor refrigeration piece and the air output of the internal circulation fan and the external cooling fan of the internal cooling fan, and detecting the temperature in the storage box. The temperature sensor is arranged in the box body and used for detecting the internal environment temperature of the storage chamber.
The control method of the air-cooled cosmetic storage box comprises the following steps: the temperature control threshold is set to TS, the temperature signal in the storage room is acquired to T, and the control range of the temperature control threshold is set to T [ ]. Temperature signal T is obtained by the temperature sensor and is transmitted to the control module group, the control module group compares the temperature signal T with a temperature control threshold value TS, when T is TS, the work of the semiconductor refrigeration piece is stopped, the power of the outer heat dissipation fan is gradually reduced to stop working, and the rotating speed of the inner circulation fan is gradually reduced and the low-power work is kept. Comparing the temperature signal T with the temperature control threshold value control range T [ ], when T > TS + T [ ], the control module controls the semiconductor refrigeration piece to operate at the maximum refrigeration power, and simultaneously the internal circulation fan and the external heat radiation fan operate at the maximum power, when T < TS-T [ ], the control module controls the semiconductor refrigeration piece to operate at the maximum heating power, and simultaneously the internal circulation fan and the external heat radiation fan operate at the maximum power, when TS-T [ ] < T < TS + T [ ], the operation of the refrigeration piece is stopped, the power of the external heat radiation fan is gradually reduced to stop operation, and the internal circulation fan simultaneously gradually reduces the rotating speed and keeps low-power operation. Timing a period of time S, and then returning to the step one for circulation.
The invention has the following beneficial effects: 1. the air blowing is adopted for transmitting cold or heat, so that the problems that the heat transmission of the aluminum liner is uneven and the temperature difference is large easily in the prior art can be effectively solved; 2. the temperature acquisition of the storage chamber in the box body is more accurate, the control mode is simple without complex temperature control algorithm, the temperature control is more accurate, and the transportability is strong; 3. the air in the box body continuously flows, so that the problems of bacterial colony and bacterial plaque formation caused by the bundle and the growth of bacteria and fungi are effectively avoided; 4. the inside and outside air-out dispels the heat simultaneously, has effectively promoted heat transfer rate, has improved the work efficiency of semiconductor refrigeration piece.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view illustrating an air-cooled cosmetics storage case according to an embodiment of the present invention;
fig. 2 is a flowchart illustrating a method of controlling an air-cooled cosmetics storage case according to an embodiment of the present invention.
In fig. 1, the correspondence between the component names and the reference numerals is:
the refrigerator comprises a box body 1, a partition plate 2, a mounting chamber 3, a storage chamber 4, a semiconductor refrigeration sheet 5, an inner radiating sheet 6, an outer radiating sheet 7, an inner circulating fan 8, an outer radiating fan 9, a temperature sensor 10, a control module 11 and a protective cover 12.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer and more complete, the technical solutions in the embodiments of the present invention will be described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention, and based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the scope of the present invention.
Referring to fig. 1 and 2, fig. 1 is a schematic structural view of an air-cooled cosmetics storage case according to an embodiment of the present invention; fig. 2 is a flowchart illustrating a method of controlling an air-cooled cosmetics storage case according to an embodiment of the present invention.
The invention provides an air-cooled cosmetic storage box, which comprises a box body 1, wherein the box body 1 is the main structure of the air-cooled cosmetic storage box and is used for installing other components forming the air-cooled cosmetic storage box and providing a storage space for cosmetics.
In the present invention, the case 1 of the air-cooled cosmetic storage case is a heat-insulating case, that is, the case 1 should have a heat-insulating property.
In an embodiment of the present invention, the box body 1 is in a square or rectangular structure, the box body 1 has six surfaces, namely a top surface, a bottom surface and four side surfaces, and each surface constituting the box body 1 is provided with a foamed heat insulation layer, so that the box body 1 can be ensured to have a better heat insulation effect.
Under the horizontal state of the air-cooled cosmetic storage box, the front side surface of the box body 1 is provided with a box door for putting in and taking out cosmetics. A partition plate 2 is provided inside a casing 1 at a position near the rear side surface of the casing 1, the inner space of the casing 1 is partitioned into a mounting chamber 3 and a storage chamber 4 by the partition plate 2, and the storage chamber 4 is used for placing cosmetics.
The partition board 2 is a plate structure, and can be made of metal material or plastic, and the partition board 2 is provided with an air outlet and an air return inlet through a stamping process, so as to realize the gas communication between the storage chamber 4 and the installation chamber 3. The partition board 2 is fixedly installed in the box body 1, the partition board 2 can be installed in the box body 1 through bolts, and can also be arranged in the box body 1 through super glue, or other modes capable of fixing the partition board 2 are adopted.
As a preferred embodiment of the present invention, the present invention may provide a silver ion coating on the inner side of the storage chamber 4, so that the storage chamber 4 has a certain antibacterial ability.
In order to realize the temperature control of the storage chamber 4, the invention provides a set of temperature control system, specifically, the temperature control system comprises a semiconductor refrigeration sheet 5, an inner heat radiation sheet 6, an outer heat radiation sheet 7, an inner circulation fan 8, an outer heat radiation fan 9, a temperature sensor 10 and a control module 11, the temperature sensor 10 is arranged in the box body 1 and is used for acquiring the ambient temperature in the storage chamber 4, the temperature sensor 10 is in signal connection with the control module 11, the control module 11 is in control connection with the semiconductor refrigeration sheet 5, the inner circulation fan 8 and the outer heat radiation fan 9, the semiconductor refrigeration sheet 5 is arranged on the box body 1, the inner heat radiation sheet 6 is arranged in the installation chamber 3 and is in heat transfer contact with one side surface of the semiconductor refrigeration sheet 5, the inner circulation fan 8 is arranged in the installation chamber 3 and faces to the air outlet and is used for blowing the low-temperature air flow in the installation, the outer heat radiation fins 7 are arranged on the outer side of the box body 1 and are in heat transfer contact with the other side surface of the semiconductor chilling plate 5, and the outer heat radiation fan 9 is arranged on the outer side of the box body 1 and is arranged towards the outer heat radiation fins 7 and is used for providing cooling air flow for the outer heat radiation fins 7.
The control module 11 is connected with the semiconductor refrigeration sheet 5, the internal circulation fan 8 and the external heat dissipation fan 9 in a control manner, specifically: the control module 11 is connected with the semiconductor cooling plate 5, the internal circulation fan 8 and the external heat dissipation fan 9 by wired connection, and can control the operation states of the semiconductor cooling plate 5, the internal circulation fan 8 and the external heat dissipation fan 9, such as start, stop and control of the operation power.
As can be seen from the above, the partition plate 2 is provided with the air outlet and the air return opening, the air outlet is formed by a plurality of small air outlet holes, the air return opening adopts a larger opening structure, the air outlet is arranged at the middle position of the partition plate 2, and the air return opening is arranged at the peripheral position of the air outlet. The invention can also arrange a grid on the return air inlet for filtering the return air. Of course, the invention can also arrange an active carbon filter bag on the grid for purifying the gas in the box body 1.
The temperature sensor 10 is disposed in the installation chamber 3, and in order to accurately obtain the temperature of the storage chamber 4, the temperature sensor 10 is disposed in a manner opposite to the return air inlet.
The invention uses the semiconductor refrigeration piece 5 to provide cold or heat, and the semiconductor refrigeration piece 5 is also called as a thermoelectric refrigeration piece and is a heat pump. Its advantages are no slide part, limited space, high reliability and no pollution of refrigerant. When direct current passes through a couple formed by connecting two different semiconductor materials in series, heat (cold energy generation) and heat (heat energy generation) can be absorbed and released at two ends of the couple respectively, so that the aim of refrigeration is fulfilled, wherein the larger the temperature difference between the two ends of the thermocouple is, the lower the conversion efficiency is. The semiconductor refrigerating sheet 5 is adopted for refrigerating, is a refrigerating technology for generating negative thermal resistance, and is characterized by no moving part and higher reliability. The semiconductor refrigerating plate 5 is composed of many N-type semiconductors and P-type semiconductors arranged mutually, NP is connected with common conductor to form a complete circuit, usually copper, aluminum or other metal conductor, and finally two ceramic plates are clamped together like sandwich biscuit, the ceramic plates must be insulated and have good heat conduction, and simultaneously, the solidified rubber is uniformly coated on the PN elements around the refrigerating assembly, so that the refrigerating assembly galvanic couple is completely isolated from the outside air, the damp-proof effect is achieved, and the service life of the refrigerating assembly can be prolonged by about 50%.
The thickness of the semiconductor chilling plates 5 is thin, and the two sides of the semiconductor chilling plates release cold and heat, so the semiconductor chilling plates 5 are installed in a manner that one side faces the installation chamber 3 and the other side faces the outside of the box body 1. Therefore, the invention opens a mounting window communicated with the mounting chamber 3 on one side wall of the box body 1, the semiconductor refrigeration piece 5 is arranged on the mounting window, one side of the semiconductor refrigeration piece capable of releasing cold quantity faces the mounting chamber 3, and one side of the semiconductor refrigeration piece capable of releasing heat quantity faces the outside of the box body 1.
It can be known from the above that "the temperature difference between the two ends of the thermocouple is larger, the conversion efficiency is lower", and therefore, in order to ensure that the semiconductor chilling plate 5 can provide sufficient cooling capacity, when the semiconductor chilling plate 5 operates, the heat generated by the semiconductor chilling plate 5 should be removed in time. Therefore, the present invention has the outer heat dissipation plate 7 disposed on the side (the side where heat is generated, i.e. the side facing the outside of the case 1) of the semiconductor cooling plate 5, and also has the outer heat dissipation fan 9, and the outer heat dissipation plate 7 and the outer heat dissipation fan 9 are disposed outside the case 1, which is easily damaged by the external environment, such as impact. In order to protect the components arranged outside the box body 1, the invention is provided with a protective cover 12 at the outer side of the box body 1, and the control module 11, the outer heat dissipation sheet 7 and the outer heat dissipation fan 9 are all arranged in the protective cover 12.
Further, a heat dissipation air opening is formed in the protective cover 12, and the outer heat dissipation fan 9 is disposed in the protective cover 12 and opposite to the heat dissipation air opening.
Specifically, the inner heat sink 6 is a fin-type heat sink, the manufacturing material of the inner heat sink 6 is preferably copper or aluminum, the inner heat sink 6 is of an integrated structure, and one side surface of the inner heat sink 6, which is used for being in contact with the semiconductor cooling fin 5, is of a planar structure; the outer heat dissipation plate 7 is a fin-type heat dissipation plate, the manufacturing material of the outer heat dissipation plate 7 is preferably copper or aluminum, the outer heat dissipation plate 7 is of an integrated structure, and one side surface of the outer heat dissipation plate 7, which is used for being in contact with the semiconductor refrigeration plate 5, is of a planar structure.
Specifically, heat-conducting silicone grease layers are arranged between the inner radiating fin 6 and the semiconductor refrigerating fin 5 and between the outer radiating fin 7 and the semiconductor refrigerating fin 5.
In the present invention, both the internal circulation fan 8 and the external heat radiation fan 9 may be miniature silent fans.
Based on the structural design, the invention can also integrate auxiliary devices with certain auxiliary functions, such as an ultraviolet germicidal lamp, an illuminating lamp and the like, on the box body 1.
The invention also provides a control method of the air-cooled cosmetic storage box, which comprises the following operation flows: setting a temperature control threshold and acquiring a temperature signal inside the storage chamber 4, and comparing the acquired temperature signal with the temperature control threshold; when the temperature signal is larger than the temperature control, the semiconductor refrigerating sheet 5 is used for directly refrigerating and sending the refrigerating capacity into the storage chamber 4 in a blowing mode.
Specifically, one specific mode of operation of the present invention is as follows: setting the temperature control threshold value to be 15 +/-2 ℃, obtaining the temperature in the storage chamber 4, and controlling the inner circulation fan 8 and the outer heat dissipation fan 9 to work at the maximum set rotating speed by the control module 11 when the temperature in the storage chamber 4 is higher than 25 ℃, wherein the semiconductor refrigeration sheet 5 works in the maximum power refrigeration state; the temperature in the storage chamber 4 is detected again after timing for 30s, when the temperature in the storage chamber 4 is reduced to 16 ℃, the external cooling fan 9 is gradually reduced to 0 from the maximum rotating speed within 30s, the semiconductor refrigeration sheet 5 is gradually reduced to 0 from the maximum refrigeration power within 1min, and the internal circulation fan 8 is gradually reduced to 500 revolutions from the minimum rotating speed within 2 min; the temperature in the storage chamber 4 is periodically detected, when the temperature in the storage chamber 4 rises to 17 ℃, the semiconductor refrigeration sheet 5 starts to refrigerate with the maximum power, the external heat radiation fan 9 and the internal circulation fan 8 work with the maximum power, and the circulation is carried out, so that the temperature in the refrigerator is ensured to be continuously within 15 +/-2 ℃.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an element" does not exclude the presence of other similar elements in a process, method, article, or apparatus that comprises the element.
Finally, it is to be noted that: the above description is only a preferred embodiment of the present invention, and is only for the purpose of illustrating the technical solutions of the present invention, and not for the purpose of limiting the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (10)
1. An air-cooled cosmetics storage case characterized by comprising:
the refrigerator comprises a refrigerator body (1), wherein the refrigerator body is a heat preservation refrigerator body, a partition plate (2) is arranged in the refrigerator body, the inner space of the refrigerator body is divided into an installation chamber (3) and a storage chamber (4) by the partition plate, and an air outlet is formed in the partition plate;
temperature control system, temperature control system includes semiconductor refrigeration piece (5), interior fin (6), outer fin (7), inner loop fan (8), outer radiator fan (9), temperature sensor (10) and control module (11), temperature sensor set up in the box, be used for acquireing ambient temperature in the storeroom, temperature sensor with control module signal connection, control module with semiconductor refrigeration piece, inner loop fan and outer radiator fan control connection, semiconductor refrigeration piece install in on the box, inner fin set up in the installation room and with a side heat transfer contact of semiconductor refrigeration piece, inner loop fan set up in the installation room and towards the air outlet sets up, be used for with the low temperature air current in the installation room blows in the storeroom, the outer heat dissipation sheet is arranged on the outer side of the box body and in heat transfer contact with the other side face of the semiconductor refrigeration sheet, and the outer heat dissipation fan is arranged on the outer side of the box body and faces the outer heat dissipation sheet and is used for providing cooling air flow for the outer heat dissipation sheet.
2. The air-cooled cosmetics storage case of claim 1,
an air return opening is formed in the partition plate, and the air in the storage chamber flows back to the installation chamber;
the temperature sensor is arranged in the installation chamber and opposite to the air return opening.
3. The air-cooled cosmetics storage case of claim 1,
and a mounting window communicated with the mounting chamber is formed in one side wall of the box body, and the semiconductor refrigeration piece is arranged on the mounting window.
4. The air-cooled cosmetics storage case of claim 1,
a protective cover (12) is arranged on the outer side of the box body, and the control module, the outer radiating fins and the outer radiating fans are arranged in the protective cover.
5. The air-cooled cosmetic storage case of claim 4,
and a heat dissipation air port is formed in the protective cover, and the outer heat dissipation fan is arranged in the protective cover and opposite to the heat dissipation air port.
6. The air-cooled cosmetics storage case of claim 1,
the inner radiating fins are fin type radiating fins;
the outer radiating fins are fin type radiating fins.
7. The air-cooled cosmetics storage case of claim 1,
and heat-conducting silicone grease layers are arranged between the inner radiating fins and the semiconductor refrigerating fins and between the outer radiating fins and the semiconductor refrigerating fins.
8. The air-cooled cosmetic storage case according to any one of claims 1 to 7,
the box body is a heat preservation box body, and foaming heat preservation layers are arranged on all surfaces of the box body.
9. A control method of an air-cooled cosmetic storage case is characterized in that,
setting a temperature control threshold value, acquiring a temperature signal in the storage chamber, and comparing the acquired temperature signal with the temperature control threshold value;
when the temperature signal is greater than the temperature control value, the semiconductor refrigerating sheet is used for directly refrigerating and sending the refrigerating capacity into the storage chamber in a blowing mode.
10. The control method of the air-cooled cosmetics storage case of claim 9, wherein,
setting a temperature control threshold TS and a temperature control threshold control range T [ ], and acquiring a temperature signal in the storage room as T;
comparing the temperature signal T with a temperature control threshold TS and a temperature control threshold control range T [ ]: when T > TS + T [ ], refrigerating at the maximum power; when T < TS-T [ ], heating is carried out with maximum power; and when TS-T [ ] < T < TS + T [ ], stopping the semiconductor refrigerating sheet from working, and controlling the internal circulation fan to keep low-power operation.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010437935.1A CN111661456A (en) | 2020-05-21 | 2020-05-21 | Air-cooled cosmetic storage case and control method for air-cooled cosmetic storage case |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010437935.1A CN111661456A (en) | 2020-05-21 | 2020-05-21 | Air-cooled cosmetic storage case and control method for air-cooled cosmetic storage case |
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| CN111661456A true CN111661456A (en) | 2020-09-15 |
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| CN202010437935.1A Pending CN111661456A (en) | 2020-05-21 | 2020-05-21 | Air-cooled cosmetic storage case and control method for air-cooled cosmetic storage case |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111765704A (en) * | 2020-07-09 | 2020-10-13 | 长虹美菱股份有限公司 | Air-cooled refrigerating system and semiconductor refrigerator |
| CN112197492A (en) * | 2020-09-17 | 2021-01-08 | 长虹美菱股份有限公司 | Clamping device and heat exchange module based on same |
| CN113060402A (en) * | 2021-04-22 | 2021-07-02 | 刘泽端 | Medical science inspection kit convenient to use |
| CN113692203A (en) * | 2021-09-07 | 2021-11-23 | 广东电网有限责任公司 | Heat dissipation device for FTU on column |
| CN113865189A (en) * | 2021-10-13 | 2021-12-31 | 长虹美菱股份有限公司 | Refrigerating device of beauty box |
| CN113865187A (en) * | 2021-10-09 | 2021-12-31 | 长虹美菱股份有限公司 | Beauty refrigerator with modular refrigeration assembly and assembling method |
| CN113885609A (en) * | 2021-10-25 | 2022-01-04 | 四川虹美智能科技有限公司 | Box body temperature control method and device of vehicle-mounted refrigerator and vehicle-mounted refrigerator |
| CN114504006A (en) * | 2020-11-17 | 2022-05-17 | 榆林四海食品科技发展有限公司 | Device for refrigerating processed food |
| CN115143726A (en) * | 2022-07-26 | 2022-10-04 | 长虹美菱股份有限公司 | Refrigerator and fan rotating speed control method |
| CN115289741A (en) * | 2022-07-01 | 2022-11-04 | 长虹美菱股份有限公司 | Wall-mounted refrigerator capable of automatically switching air paths |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111765704A (en) * | 2020-07-09 | 2020-10-13 | 长虹美菱股份有限公司 | Air-cooled refrigerating system and semiconductor refrigerator |
| CN112197492A (en) * | 2020-09-17 | 2021-01-08 | 长虹美菱股份有限公司 | Clamping device and heat exchange module based on same |
| CN114504006A (en) * | 2020-11-17 | 2022-05-17 | 榆林四海食品科技发展有限公司 | Device for refrigerating processed food |
| CN113060402A (en) * | 2021-04-22 | 2021-07-02 | 刘泽端 | Medical science inspection kit convenient to use |
| CN113692203B (en) * | 2021-09-07 | 2023-11-24 | 广东电网有限责任公司 | Heat abstractor for post FTU |
| CN113692203A (en) * | 2021-09-07 | 2021-11-23 | 广东电网有限责任公司 | Heat dissipation device for FTU on column |
| CN113865187A (en) * | 2021-10-09 | 2021-12-31 | 长虹美菱股份有限公司 | Beauty refrigerator with modular refrigeration assembly and assembling method |
| CN113865189A (en) * | 2021-10-13 | 2021-12-31 | 长虹美菱股份有限公司 | Refrigerating device of beauty box |
| CN113885609A (en) * | 2021-10-25 | 2022-01-04 | 四川虹美智能科技有限公司 | Box body temperature control method and device of vehicle-mounted refrigerator and vehicle-mounted refrigerator |
| CN115289741A (en) * | 2022-07-01 | 2022-11-04 | 长虹美菱股份有限公司 | Wall-mounted refrigerator capable of automatically switching air paths |
| CN115289741B (en) * | 2022-07-01 | 2024-06-04 | 长虹美菱股份有限公司 | Wall-mounted refrigerator capable of automatically switching air paths |
| CN115143726A (en) * | 2022-07-26 | 2022-10-04 | 长虹美菱股份有限公司 | Refrigerator and fan rotating speed control method |
| CN116573298B (en) * | 2023-04-17 | 2024-06-07 | 郑州轻工业大学 | Semiconductor part partial shipment storage device |
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Application publication date: 20200915 |