CN111678285A - Ultra-low temperature storage type refrigerator - Google Patents
Ultra-low temperature storage type refrigerator Download PDFInfo
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- CN111678285A CN111678285A CN202010464694.XA CN202010464694A CN111678285A CN 111678285 A CN111678285 A CN 111678285A CN 202010464694 A CN202010464694 A CN 202010464694A CN 111678285 A CN111678285 A CN 111678285A
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 39
- 238000005057 refrigeration Methods 0.000 claims abstract description 34
- 238000007710 freezing Methods 0.000 claims abstract description 20
- 230000008014 freezing Effects 0.000 claims abstract description 20
- 239000006260 foam Substances 0.000 claims abstract description 11
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims abstract description 9
- 238000001816 cooling Methods 0.000 claims description 12
- 108090000565 Capsid Proteins Proteins 0.000 claims description 7
- 239000011521 glass Substances 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims 3
- 239000000463 material Substances 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 7
- 230000033228 biological regulation Effects 0.000 abstract description 3
- 235000013305 food Nutrition 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 102000004190 Enzymes Human genes 0.000 description 2
- 108090000790 Enzymes Proteins 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000036632 reaction speed Effects 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005842 biochemical reaction Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 235000021478 household food Nutrition 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 235000014102 seafood Nutrition 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 238000006467 substitution reaction 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
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
- F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
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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
- F25D17/08—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 using ducts
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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
- F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
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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
- F25D23/00—General constructional features
- F25D23/006—General constructional features for mounting refrigerating machinery components
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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
- F25D25/00—Charging, supporting, and discharging the articles to be cooled
- F25D25/005—Charging, supporting, and discharging the articles to be cooled using containers
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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
- F25D25/00—Charging, supporting, and discharging the articles to be cooled
- F25D25/02—Charging, supporting, and discharging the articles to be cooled by shelves
- F25D25/024—Slidable shelves
- F25D25/025—Drawers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/003—Arrangement or mounting of control or safety devices for movable devices
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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 discloses an ultra-low temperature storage type refrigerator, which comprises a main box body, wherein a freezing chamber is arranged in the main box body, and at least one ultra-low temperature storage box is arranged in the freezing chamber. The ultra-low temperature storage box comprises a low-temperature box body, wherein the low-temperature box body is connected with a drawer assembly, the low-temperature box body is connected with a refrigeration heat dissipation mechanism, a temperature sensor and a first low-temperature control panel, and the first low-temperature control panel is connected with a main control panel of the refrigerator in the main box body through a first circuit. The low-temperature box body comprises a box body seat and a box body cover, wherein a first foam heat-insulating layer is arranged in the box body seat, and a second foam heat-insulating layer is arranged in the box body cover; the box lid passes through the upper end of buckle or screw assembly to the box seat, and first installation through-hole has been seted up to interior division of box lid, is provided with the fan in the first installation through-hole, and the top of fan is equipped with air inlet shell subassembly. Be equipped with the ultra-low temperature storage box of novel structure in the freezer in this refrigerator, realize that the inside independent space ultra-low temperature of refrigerator eats material storage function to refrigeration effect is good, and holistic regulation is more stable.
Description
Technical Field
The invention relates to the technical field of refrigeration equipment, in particular to an ultralow-temperature storage type refrigerator.
Background
With the improvement of living standard and the improvement of technological level, people put forward higher requirements on refrigeration products such as refrigerators, different storage temperatures are required for different food materials, particularly the storage temperature requirements of precious products such as seafood, most refrigerators in the market can only realize the storage at the temperature of-18 ℃, the perfect storage requirement of fish rich in protein cannot be met, the storage temperature in the refrigerators has higher requirements, in order to ensure the storage time and the preservation freshness of the food materials, the ultralow temperature storage becomes the development trend of household refrigerators, the enzyme activity can be greatly weakened by reducing the temperature, the biochemical reaction speed is reduced, the catalytic action of the enzyme is also inhibited to a certain extent, particularly, under the condition of solid phase, the temperature is reduced, and the chemical reaction speed becomes slower. In addition, in a low-temperature environment, the life activities of microorganisms are inhibited and the propagation is stopped. If the food is frozen and stored under the low-temperature condition, an independent ultralow-temperature storage space is required to be stored in the refrigerator for meeting the normal storage of different household food materials, and the storage space is designed, innovated and researched in various aspects such as refrigeration temperature realization, stable temperature regulation, structural arrangement realization and the like. The prior refrigerator has the following technical problems: 1. the ultra-low temperature storage below-60 ℃ cannot be realized; 2. the stability of the ultra-low temperature storage temperature is not high; 3. an independent food material storage space cannot be realized.
Disclosure of Invention
The invention aims to provide an ultra-low temperature storage type refrigerator, wherein an ultra-low temperature storage box with a novel structure is arranged in a freezing chamber in the refrigerator, the storage function of ultra-low temperature food materials in an independent space in the refrigerator is realized, the refrigeration effect is good, and the whole adjustment is more stable.
In order to achieve the purpose, the invention adopts the technical scheme that:
an ultra-low temperature storage type refrigerator comprises a main box body, wherein a freezing chamber is arranged in the main box body, and at least one ultra-low temperature storage box is arranged in the freezing chamber.
Preferably, the ultra-low temperature storage box includes the low temperature box, is equipped with drawer assembly in the low temperature box, even has refrigeration heat dissipation mechanism, temperature sensor and first low temperature control board on the low temperature box, and first low temperature control board is connected with the refrigerator main control board in the main tank through first circuit.
Preferably, the low-temperature box body comprises a box body seat and a box body cover, a first foam heat-insulating layer is arranged in the box body seat, and a second foam heat-insulating layer is arranged in the box body cover; the upper end of box seat is assembled to the box lid, has seted up first installation through-hole in the box lid, installs the fan in the first installation through-hole, and the top of fan is equipped with air inlet shell subassembly.
Preferably, the refrigeration heat dissipation mechanism comprises a refrigeration sheet assembly and a heat dissipation plate assembly, and the refrigeration sheet assembly is installed in the first installation through hole and is arranged below the fan;
the heat dissipation plate assembly comprises a heat dissipation upper plate and a heat dissipation bottom plate, the end part of the heat dissipation upper plate is connected with the end part of the heat dissipation bottom plate, the heat dissipation upper plate is in an inverted U-shaped plate shape, the heat dissipation upper plate is fixedly connected with the inner upper wall of the box body seat in a positioning mode, and the heat dissipation bottom plate is fixedly connected with the inner lower wall of the box base in a positioning mode; the refrigerating sheet assembly is connected with the upper end face of the radiating upper plate.
Preferably, the air inlet shell component comprises a first air inlet shell cover, a first front shell, a first left shell, a first right shell and a first rear shell, wherein the first front shell, the first left shell, the first right shell and the first rear shell are connected to the lower end of the first air inlet shell cover;
first procapsid is connected on the box seat in first mounting hole the place ahead, and first back casing is connected on the box seat at first mounting hole rear, and first left casing is fixed on the left box seat of first procapsid, first back casing, and first right casing is fixed on the box seat on first procapsid, first back casing right side.
Preferably, the first front shell is in a square shell shape, the first left shell and the first right shell are in a rectangular shell shape, the first rear shell is in an arc shell shape, and an inner end face of the rear part of the first left shell and an inner end face of the rear part of the first right shell are both arc faces;
a first air inlet channel is formed among the first left shell, the first front shell and the first air inlet shell cover, and a second air inlet channel is formed among the first right shell, the first front shell and the first air inlet shell cover; a first air outlet channel is formed among the first left shell, the first rear shell and the first air inlet shell cover;
a second air outlet channel is formed among the first right shell, the first rear shell and the first air inlet shell cover; a first air exchange air hole is formed in the box seat in the first air outlet channel, a second air exchange air hole is formed in the box seat in the second air outlet channel, and the first air exchange air hole and the second air exchange air hole are located on two sides of the fan.
Preferably, the first low-temperature control panel is arranged in the first front shell, the first low-temperature control panel is connected with the fan, the temperature sensor and the refrigerating and heat-dissipating mechanism through a second circuit, and the temperature sensor is connected to the rear inner wall of the box seat through a sensor assembling and fixing structure.
Preferably, the first air inlet cover is rectangular plate-shaped, a first air inlet round hole is formed in the first air inlet cover and located above the fan, and a first air inlet safety grid is arranged in the first air inlet round hole.
Preferably, the drawer assembly comprises a drawer shell and a door frame connected to the drawer shell, the side end of the drawer shell is connected with the slide way assembly in the box seat, a second foam heat-insulating layer is arranged between the drawer shell and the door frame, and a door seal is arranged in a drawer clamping groove formed after the door frame and the drawer shell are assembled; the outer wall of the door frame is adhered with an appearance glass panel.
Preferably, the ultra-low-temperature storage type refrigerator is a single-door refrigerator or a double-door refrigerator, and a storage box positioning frame for installing the ultra-low-temperature storage box is arranged in the freezing chamber.
The invention has the beneficial effects that:
in the ultra-low temperature storage type refrigerator, ultra-low temperature freezing of articles is realized, the whole structure is simple, and by arranging the ultra-low temperature storage box with a novel structure, independent low-temperature space storage at-60 ℃ and below can be realized, and fresh-keeping and freezing high-end food materials and articles with special low temperature requirements can be realized.
In the ultra-low temperature storage type refrigerator, the refrigeration is carried out in the traditional refrigeration modes such as no compressor, the finished product is low in price, the production, the operation and the maintenance are convenient, and the realization is easy. The ultra-low temperature storage box can be independently used, the low temperature box can be independently controlled to be used as a refrigerating box or a freezing box, the limitation of traditional refrigerating modes such as a compressor is avoided, and the ultra-low temperature storage box can be used as a vehicle-mounted refrigerator or other severe environments.
In the ultra-low temperature storage type refrigerator, the refrigeration which is more environment-friendly and rapid is realized through the innovative application of the refrigeration piece. And the cooling with better effect is realized through the heat dissipation of the fan and the air duct, and the cooling mode of the traditional compressor and evaporator is broken. This radiator plate subassembly carries out heat transfer to the local temperature decline of refrigeration piece, makes the even refrigeration of incasement temperature.
The assembly process is simple and reasonable, the production operation and the maintenance are convenient, the cost is low, and the realization is easy. The reasonable structural design in the ultra-low temperature storage type refrigerator keeps the temperature of the ultra-low temperature storage space, and realizes refrigeration and electric control arrangement.
Drawings
In order to clearly illustrate the embodiments or technical solutions of the present invention in the prior art, the drawings used in the description of the embodiments or 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 it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
Fig. 1 is a schematic view of an overall structure of an ultra-low temperature storage type refrigerator.
Fig. 2 is an isometric view of the overall structure of the ultra-low temperature storage case.
Figure 3 is an isometric illustration of a cryogenic case and drawer assembly connection.
Fig. 4 is an isometric view of the connection of the cover and the intake housing assembly.
FIG. 5 is a schematic cross-sectional view of the connection structure of the cryogenic box and the drawer assembly.
Fig. 6 is a schematic view of the connection structure of the box seat and the cooling and heat dissipating mechanism.
FIG. 7 is a top view of the connection structure of the box cover and the air intake housing assembly.
Detailed Description
The present invention provides an ultra-low temperature storage type refrigerator, and in order to make the purpose, technical scheme and effect of the present invention more clear and definite, the present invention is further explained in detail below. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The invention is described in detail below with reference to the accompanying drawings:
example 1
Referring to fig. 1 to 7, an ultra-low temperature storage type refrigerator includes a main body 1, a main door 11 of the refrigerator is connected to the main body 1, a freezing chamber 2 is provided in the main body 1, and a refrigerating chamber refrigerating assembly for refrigerating is provided in the freezing chamber 2. At least one ultra-low temperature storage box 3 is provided in the freezing chamber 2.
The ultra-low temperature storage box 3 comprises a low temperature box body 4, the low temperature box body 4 is connected with a drawer assembly 5, the low temperature box body 4 is connected with a refrigeration heat dissipation mechanism 6, a temperature sensor 7 and a first low temperature control panel 8, and the first low temperature control panel 8 is connected with a refrigerator main control panel in the main box body 1 through a first circuit 81.
The low-temperature box body 4 comprises a box body seat 41 and a box body cover 42, wherein a first foam heat-insulating layer 43 is arranged in the box body seat 41, and a second foam heat-insulating layer 44 is arranged in the box body cover 42; the case cover 42 is fitted to the upper end of the case base 41 by means of a snap or screw. The assembling manner of the snap or the screw is a general manner of the ultra-low temperature storage case in this embodiment, and the case cover 42 may be movably coupled to the upper end of the case base 41 by other fixing means.
A first mounting through hole 421 is formed in the box cover 42, a fan 45 is arranged in the first mounting through hole 421, and an air inlet shell assembly 46 is arranged above the fan 45.
The cooling and heat dissipating mechanism 6 includes a cooling fin assembly 61 and a heat dissipating plate assembly 62, and the cooling fin assembly 61 is installed in the first installation through hole 421 and disposed below the fan 45.
The heat dissipation plate assembly 62 comprises a heat dissipation upper plate 63 and a heat dissipation bottom plate 64, the end part of the heat dissipation upper plate 63 is connected with the end part of the heat dissipation bottom plate 64, the heat dissipation upper plate 63 is in an inverted U-shaped plate shape, the heat dissipation upper plate 63 is fixedly connected with the inner upper wall of the box body base 41 in a positioning manner, and the heat dissipation bottom plate 64 is fixedly connected with the inner lower wall of the box body base 41 in a positioning manner; the refrigerating fin assembly 61 is connected to the upper end surface of the heat dissipating upper plate 63.
The air inlet case assembly 46 includes a first air inlet case cover 461, and a first front case 462, a first left case 463, a first right case 464, and a first rear case 465 which are disposed at a lower end of the first air inlet case cover 461.
The first front housing 462 is coupled to the case holder 41 in front of the first mounting hole 421, and the first rear housing 465 is coupled to the case holder 41 in rear of the first mounting hole 421. The first left case 463 is fixed to the case holder 41 on the left side of the first front case 462 and the first rear case 465, and the first right case 464 is fixed to the case holder 41 on the right side of the first front case 462 and the first rear case 465.
A first air inlet channel 401 is formed among the first left shell 463, the first front shell 462 and the first air inlet shell cover 461, and a second air inlet channel 402 is formed among the first right shell 464, the first front shell 462 and the first air inlet shell cover 461; an arc-shaped first air outlet channel 403 is formed among the first left shell 463, the first rear shell 465 and the first air inlet shell cover 461.
An arc-shaped second air outlet channel 404 is formed among the first right shell 464, the first rear shell 465 and the first air inlet shell cover 461; a first ventilation air hole 405 is formed in the box base 41 in the first air outlet channel 401, a second ventilation air hole 406 is formed in the box base 41 in the second air outlet channel 402, and the first ventilation air hole 405 and the second ventilation air hole 406 are located on two sides of the fan 45.
The first low-temperature control plate 8 is arranged in the first front shell 462, the first low-temperature control plate 8 is connected with the fan 45, the temperature sensor 7 and the refrigerating sheet assembly in the refrigerating and heat-dissipating mechanism 6 through a second line, and the temperature sensor 7 is connected on the rear inner wall of the box seat 41 through the sensor assembling and fixing structure 71.
First air inlet cap 461 is rectangular plate-shaped, has seted up first air inlet round hole 466 on first air inlet cap 461, and first air inlet round hole 466 is located the top of fan 45, is equipped with first air inlet safety net 467 in the first air inlet round hole 466.
The drawer assembly 5 comprises a drawer shell 51 and a door frame 52 connected to the drawer shell 51, the side end of the drawer shell 51 is connected with a slideway assembly 53 in the box base 41, a second foam heat-insulating layer 501 is arranged between the drawer shell 51 and the door frame 52, and a door seal 54 is arranged in a drawer clamping groove formed after the door frame 52 and the drawer shell 51 are assembled; the outer wall of the door frame 52 is adhered with a glass panel 55.
The ultra-low temperature storage type refrigerator is a single-door refrigerator or a double-door refrigerator, and a storage box positioning frame 9 for installing the ultra-low temperature storage box is arranged in the freezing chamber.
Example 2
When the ultra-low-temperature storage box is used, the ultra-low-temperature storage box is arranged in the freezing chamber of the refrigerator, and the ultra-low-temperature storage boxes can be arranged in different numbers according to the size of the refrigerator. The refrigerator of pipe in this embodiment is great two refrigerator that open the door, can place a plurality of ultra-low temperature storage boxes in the freezer room of refrigerator.
When above-mentioned ultra-low temperature storage box assembles, the assembly process can assemble drawer assembly part earlier alone, the back assembles the low temperature box, the assembly is simultaneously with temperature sensor, the refrigeration piece subassembly, the fan, main control board and the automatically controlled partial pencil and the annex that the storage box was used arrange and install, assemble the heating panel subassembly inside the box again, there is the pipeline and fills the notes refrigerant in upper plate and the hypoplastron in the heating panel subassembly, so that the cold volume that the refrigeration piece produced makes the even decline of incasement temperature when passing through the heating panel.
Then the slide way assembly is installed, and the drawer shell in the drawer assembly is assembled and fixed with the slide way, namely the assembly of the whole ultra-low temperature storage box is completed. The whole ultra-low temperature storage box can be assembled with the inner container of the freezing chamber, and an air inlet shell component corresponding to the air outlet of the freezing air duct and the top end of the low temperature chamber is matched with the air inlet shell component.
In the refrigerating process, air is discharged from an air duct air outlet of a refrigerating chamber of the refrigerator, cold air discharged from the refrigerating chamber passes through an air inlet shell assembly at the top of the low-temperature box to dissipate the heat of the refrigerating sheet, a fan at the top of the low-temperature box can also dissipate the heat of the refrigerating sheet, and the air outlet temperature of the air duct of the refrigerating chamber of the refrigerator can reach about-20 ℃.
Because the outside temperature of the refrigerating sheet of the storage box can reach minus 20 ℃, the temperature difference between the two ends of the box body and the outside can reach 60 ℃ under the working state of the refrigerating sheet of the ultra-low temperature storage box. The bottom temperature of the refrigeration piece of the ultra-low temperature storage box can reach at least-60 ℃, the refrigeration quantity sinks to the heat dissipation plate, and the refrigeration quantity circulates in the heat dissipation plate through the heat dissipation plate and the temperature change of the internal refrigerant, so that the temperature in the box body is uniformly reduced, and refrigeration is realized.
The temperature control accessible storage box main control board sets for in the ultra-low temperature storage box, also can set for the regulation through the refrigerator main control board of refrigerator, and when the incasement temperature reduces to the settlement temperature, the temperature sensor perception of incasement feeds back to the main control board, and the adjustable wind channel air output of main control board, or fan rotational speed or fan start-stop reduce the heat dissipation at refrigeration piece top, make the temperature tend to stably.
The transmission feedback of power supply line part data also can be changed into independent power cord, and whole low-temperature box also can independent utility, and as cold-stored or freezer, through the heat dissipation of fan to the refrigeration piece, messenger low-temperature box refrigerates.
Example 3
In the ultra-low temperature storage type refrigerator, ultra-low temperature freezing of articles is realized, the whole structure is simple, and by arranging the ultra-low temperature storage box with a novel structure, independent low-temperature space storage at-60 ℃ and below can be realized, and fresh-keeping and freezing high-end food materials and articles with special low temperature requirements can be realized.
In the ultra-low temperature storage type refrigerator, the refrigeration is carried out in the traditional refrigeration modes such as no compressor, the finished product is low in price, the production, the operation and the maintenance are convenient, and the realization is easy. The ultra-low temperature storage box can be independently used, the low temperature box can be independently controlled to be used as a refrigerating box or a freezing box, the limitation of traditional refrigerating modes such as a compressor is avoided, and the ultra-low temperature storage box can be used as a vehicle-mounted refrigerator or other severe environments.
In the ultra-low temperature storage type refrigerator, the refrigeration which is more environment-friendly and rapid is realized through the innovative application of the refrigeration piece. And the cooling with better effect is realized through the heat dissipation of the fan and the air duct, and the cooling mode of the traditional compressor and evaporator is broken. This radiator plate subassembly carries out heat transfer to the local temperature decline of refrigeration piece, makes the even refrigeration of incasement temperature.
The assembly process is simple and reasonable, the production operation and the maintenance are convenient, the cost is low, and the realization is easy. The reasonable structural design in the ultra-low temperature storage type refrigerator keeps the temperature of the ultra-low temperature storage space, and realizes refrigeration and electric control arrangement.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Parts which are not described in the invention can be realized by adopting or referring to the prior art.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art may make modifications, alterations, additions or substitutions within the spirit and scope of the present invention.
Claims (10)
1. The utility model provides an ultra-low temperature storage formula refrigerator, includes the main tank body, is provided with the freezer in the main tank body, its characterized in that, be provided with at least one ultra-low temperature storage box in the freezer.
2. An ultra-low temperature storage type refrigerator as claimed in claim 1, wherein the ultra-low temperature storage box comprises a low temperature box body, a drawer assembly is arranged in the low temperature box body, the low temperature box body is connected with a refrigeration heat dissipation mechanism, a temperature sensor and a first low temperature control board, and the first low temperature control board is connected with a main control board of the refrigerator in the main box body through a first circuit.
3. The ultra-low temperature storage type refrigerator of claim 2, wherein the low temperature cabinet includes a cabinet base and a cabinet cover, a first foam insulation layer is provided in the cabinet base, and a second foam insulation layer is provided in the cabinet cover; the upper end of box seat is assembled to the box lid, has seted up first installation through-hole in the box lid, installs the fan in the first installation through-hole, and the top of fan is equipped with air inlet shell subassembly.
4. The ultra-low-temperature storage type refrigerator according to claim 3, wherein the cooling heat dissipation mechanism comprises a cooling plate assembly and a heat dissipation plate assembly, the cooling plate assembly is installed in the first installation through hole and is arranged below the fan;
the heat dissipation plate assembly comprises a heat dissipation upper plate and a heat dissipation bottom plate, the end part of the heat dissipation upper plate is connected with the end part of the heat dissipation bottom plate, the heat dissipation upper plate is in an inverted U-shaped plate shape, the heat dissipation upper plate is fixedly connected with the inner upper wall of the box body seat in a positioning mode, and the heat dissipation bottom plate is fixedly connected with the inner lower wall of the box base in a positioning mode; the refrigerating sheet assembly is connected with the upper end face of the radiating upper plate.
5. The ultra-low-temperature storage type refrigerator of claim 3, wherein the air inlet casing assembly includes a first air inlet casing cover and a first front casing, a first left casing, a first right casing and a first rear casing coupled to a lower end of the first air inlet casing cover;
first procapsid is connected on the box seat in first mounting hole the place ahead, and first back casing is connected on the box seat at first mounting hole rear, and first left casing is fixed on the left box seat of first procapsid, first back casing, and first right casing is fixed on the box seat on first procapsid, first back casing right side.
6. The ultra-low-temperature storage type refrigerator as claimed in claim 5, wherein the first front casing has a square shell shape, the first left casing and the first right casing each have a rectangular shell shape, the first rear casing has an arc shell shape, and both the inner end surface of the rear portion of the first left casing and the inner end surface of the rear portion of the first right casing have arc surfaces;
a first air inlet channel is formed among the first left shell, the first front shell and the first air inlet shell cover, and a second air inlet channel is formed among the first right shell, the first front shell and the first air inlet shell cover; a first air outlet channel is formed among the first left shell, the first rear shell and the first air inlet shell cover;
a second air outlet channel is formed among the first right shell, the first rear shell and the first air inlet shell cover; a first air exchange air hole is formed in the box seat in the first air outlet channel, a second air exchange air hole is formed in the box seat in the second air outlet channel, and the first air exchange air hole and the second air exchange air hole are located on two sides of the fan.
7. The ultra-low temperature storage type refrigerator as claimed in claim 5, wherein the first low temperature control plate is provided in the first front casing, the first low temperature control plate is connected to the blower, the temperature sensor and the cooling and heat dissipating mechanism through a second line, and the temperature sensor is connected to the rear inner wall of the cabinet base through a sensor mounting and fixing structure.
8. The ultra-low temperature storage type refrigerator of claim 5, wherein the first air inlet cover is rectangular plate-shaped, a first air inlet circular hole is formed on the first air inlet cover, the first air inlet circular hole is located above the fan, and a first air inlet safety grid is arranged in the first air inlet circular hole.
9. The ultra-low temperature storage type refrigerator as claimed in claim 3, wherein the drawer assembly comprises a drawer housing and a door frame connected to the drawer housing, the side end of the drawer housing is connected to the slide assembly in the cabinet base, a second foam insulation layer is disposed between the drawer housing and the door frame, and a door seal is disposed in a drawer clamping groove after the door frame is assembled with the drawer housing; the outer wall of the door frame is adhered with an appearance glass panel.
10. The ultra-low-temperature storage type refrigerator according to claim 1, wherein the ultra-low-temperature storage type refrigerator is a single door refrigerator or a double door refrigerator, and a storage box positioning frame for installing the ultra-low-temperature storage box is provided in the freezing chamber.
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| CN202010464694.XA CN111678285B (en) | 2020-05-28 | 2020-05-28 | Ultra-low temperature storage type refrigerator |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010464694.XA CN111678285B (en) | 2020-05-28 | 2020-05-28 | Ultra-low temperature storage type refrigerator |
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| CN111678285B CN111678285B (en) | 2022-03-15 |
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