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EP4449035A1 - Congelateur de comptoir - Google Patents

Congelateur de comptoir

Info

Publication number
EP4449035A1
EP4449035A1 EP22854542.2A EP22854542A EP4449035A1 EP 4449035 A1 EP4449035 A1 EP 4449035A1 EP 22854542 A EP22854542 A EP 22854542A EP 4449035 A1 EP4449035 A1 EP 4449035A1
Authority
EP
European Patent Office
Prior art keywords
countertop
door
freezer
bin
freezer according
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP22854542.2A
Other languages
German (de)
English (en)
Inventor
Matt Taylor
Abhishek Yadav
Mattias K-O Olsson
Amir Hasan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Phononic Inc
Original Assignee
Phononic Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Phononic Inc filed Critical Phononic Inc
Publication of EP4449035A1 publication Critical patent/EP4449035A1/fr
Pending legal-status Critical Current

Links

Classifications

    • 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
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B96/00—Details of cabinets, racks or shelf units not covered by a single one of groups A47B43/00 - A47B95/00; General details of furniture
    • A47B96/16—Drawers or movable shelves coupled to doors
    • 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
    • F25D15/00—Devices not covered by group F25D11/00 or F25D13/00, e.g. non-self-contained movable devices
    • 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
    • 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
    • F25D17/067—Evaporator fan units
    • 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
    • F25D23/02—Doors; Covers
    • F25D23/028—Details
    • 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
    • F25D23/08—Parts formed wholly or mainly of plastics materials
    • F25D23/082—Strips
    • F25D23/087—Sealing strips
    • 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
    • F25D23/10—Arrangements for mounting in particular locations, e.g. for built-in type, for corner type
    • 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
    • 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
    • F25D27/00—Lighting arrangements
    • 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
    • F25D2317/06—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 with forced air circulation
    • F25D2317/061—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 with forced air circulation through special compartments
    • 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
    • F25D2321/00—Details or arrangements for defrosting; Preventing frosting; Removing condensed or defrost water, not provided for in other groups of this subclass
    • F25D2321/14—Collecting condense or defrost water; Removing condense or defrost water
    • F25D2321/146—Collecting condense or defrost water; Removing condense or defrost water characterised by the pipes or pipe connections
    • 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
    • F25D2321/00—Details or arrangements for defrosting; Preventing frosting; Removing condensed or defrost water, not provided for in other groups of this subclass
    • F25D2321/14—Collecting condense or defrost water; Removing condense or defrost water
    • F25D2321/147—Collecting condense or defrost water; Removing condense or defrost water characterised by capillary, wick, adsorbent, or evaporation elements
    • 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
    • F25D2323/00—General constructional features not provided for in other groups of this subclass
    • F25D2323/02—Details of doors or covers not otherwise covered
    • F25D2323/024—Door hinges
    • 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
    • F25D2400/00—General features of, or devices for refrigerators, cold rooms, ice-boxes, or for cooling or freezing apparatus not covered by any other subclass
    • F25D2400/40—Refrigerating devices characterised by electrical wiring

Definitions

  • the present disclosure relates to a thermoelectric refrigeration system and more particularly relates to controlling thermoelectric devices to effectively maintain a desire set point temperature in a thermoelectric refrigeration system.
  • the countertop freezer includes a bin.
  • the bin includes a removable insert that is adaptable to the type(s) of products to be sold.
  • the countertop freezer includes a sliding mechanism that causes the bin to slide outward as the door is opened.
  • the countertop freezer includes a lighting mechanism on the door that is modular/serviceable and shines light at an angle to allow the product to be illuminated both when the door is closed and when the door is opened.
  • Some of these embodiments enable the countertop freezer to be at the point of sale. This can fit into spaces where previous freezers were not able to fit.
  • the lighting is provided such that the products for sale are illuminated while the door is closed and illuminated when the door is open.
  • the products for sale are illuminated while the door is closed and illuminated when the door is open.
  • thermoelectric refrigeration that provides a natural way to capture condensation or frost as a result of frequent door opening. Condensation occurs in refrigerators, while frost is seen in freezers. When the door is opened, warm air is trapped inside the unit and condensation or desublimation occurs yielding water droplets or frost on the top and side surfaces.
  • Figure 1 A illustrates a potential embodiment of a countertop freezer or refrigerator, according to some embodiments of the present disclosure
  • Figure 1 B illustrates an opening angle ⁇ 65 degrees, according to some embodiments of the present disclosure
  • Figures 2A and 2B illustrate alternative embodiments of Figures 1 A and 1 B for ease of illustration, according to some embodiments of the present disclosure
  • Figure 3A illustrates an example of the countertop freezer with the internal bin removed, according to some embodiments of the present disclosure
  • Figure 3B illustrates an example of the internal bin removed from the countertop freezer, according to some embodiments of the present disclosure
  • Figure 4 illustrates an alternative embodiment of the internal bin shown in Figure 3B, according to some embodiments of the present disclosure
  • Figure 5 illustrates multiple assembly components for the countertop freezer, according to some embodiments of the present disclosure
  • Figures 6A and 6B illustrate embodiments of an opening mechanism.
  • the door opens with a Scotch yoke type design, according to some embodiments of the present disclosure
  • Figure 7 illustrates an enlarged view of the hinge and Scotch yoke type design, according to some embodiments of the present disclosure
  • Figure 8 illustrates an exploded view of some components of the door.
  • the door includes one or more of: a door frame; a fascia; a VIG; an inner panel; a metal door frame; a Light Emitting Diode (LED) housing; door slider pins; a hinge knuckle; and/or door sensor magnets, according to some embodiments of the present disclosure;
  • Figure 9 illustrates an exemplary door frame and inner panel, according to some embodiments of the present disclosure.
  • Figure 10 illustrates additional parts of the door, according to some embodiments of the present disclosure.
  • Figure 11 illustrates a portion of the door assembly, according to some embodiments of the present disclosure
  • Figure 12 illustrates some features of the bin according to some embodiments, according to some embodiments of the present disclosure
  • Figure 13 illustrates parts of the cabinet according to some embodiments, according to some embodiments of the present disclosure
  • Figure 14 illustrates portions of a hinged base and suction feet, according to some embodiments of the present disclosure
  • Figures 15A through 15C illustrate some features of the inner liner, according to some embodiments of the present disclosure
  • Figure 16 illustrates the outer liner with: a reduced edge fillet, according to some embodiments of the present disclosure
  • Figure 17 illustrates a rear panel with: a molded-in leads for electrical connection from thermoelectric cooler to the Control Board; and a deep pocket design, according to some embodiments of the present disclosure
  • Figure 18 illustrates some embodiments of the gasket with: a 3-flange barb with reduced length; a magnet pocket; and a 3-chamber design, according to some embodiments of the present disclosure
  • Figure 19 illustrates some embodiments of the assembly, according to some embodiments of the present disclosure.
  • Figure 20 illustrates components of the rear cover and fan filters, according to some embodiments of the present disclosure
  • Figure 21 A through 21 D illustrate thermal components, according to some embodiments of the present disclosure
  • Figure 22 illustrates an example of the thermal flow, according to some embodiments of the present disclosure
  • FIGS 23A through 23C illustrate details of the thermoelectric cooler, according to some embodiments of the present disclosure
  • Figure 24 illustrates some the electronic components, according to some embodiments of the present disclosure.
  • Figure 25 illustrates a bottom inner liner, according to some embodiments of the present disclosure
  • Figure 26 illustrates a condensate tray for refrigerator only, according to some embodiments of the present disclosure
  • Figure 27 illustrates a passthrough feature to use warm air from condenser to evaporate water in the tray, according to some embodiments of the present disclosure
  • Figure 28 illustrates a refrigeration unit with bin, according to some embodiments of the present disclosure
  • Figure 29 illustrates a cross section of refrigeration unit with frost catch features, according to some embodiments of the present disclosure.
  • Figure 30 illustrates a bin with frost catching feature, according to some embodiments of the present disclosure.
  • the countertop freezer includes a bin.
  • the bin includes a removable insert that is adaptable to the type(s) of products to be sold.
  • the countertop freezer includes a sliding mechanism that causes the bin to slide outward as the door is opened.
  • the countertop freezer includes a lighting mechanism on the door that is modular/serviceable and shines light at an angle to allow the product to be illuminated both when the door is closed and when the door is opened.
  • Figure 1 A illustrates a potential embodiment of a countertop freezer or refrigerator.
  • Figure 1 A shows an optional window in the front that can aid in displaying the products for sale or distribution.
  • Inside the countertop freezer is an optional drawer with slots that can be configurable based on the items to be vended.
  • the external dimensions are approximately: H x W x D ⁇ 303x510x331 (MP1 : 280x502x280). Depth from front of door (minus handle) to flat rear is approximate to MP1 .
  • an autoclose feature is included for when the door is ⁇ 10 degrees.
  • the percent of bin exposure when open ⁇ 55% Interior volume.
  • Figures 2A and 2B illustrate alternative embodiments of Figures 1 A and 1 B for ease of illustration.
  • Figure 3A illustrates an example of the countertop freezer with the internal bin removed.
  • the interior volume of the cabinet is ⁇ 14.79 L (0.52 ft A 3) (MP1 :0.41 ft A 3).
  • Figure 3B illustrates an example of the internal bin removed from the countertop freezer.
  • the interior volume of the bin is ⁇ 7.63 L (0.27 ft A 3).
  • Figure 4 illustrates an alternative embodiment of the internal bin shown in Figure 3B.
  • Figure 5 illustrates multiple assembly components for the countertop freezer. These components include: a door; an internal bin; a cabinet, a thermal reject subsystem; electronic components; and a rear cover.
  • the electronic components include a thermoelectric system.
  • the thermoelectric system includes features disclosed in “Thermoelectric refrigeration system control scheme for high efficiency performance” issued as U.S. Patent 10,012,417, the disclosure of which is hereby incorporated by reference herein in its entirety. Additionally, any of the units from “Thermoelectric heat exchanger component including protective heat spreading lid and optimal thermal interface resistance” issued as U.S. Patent 8,893,513, the disclosure of which is hereby incorporated herein by reference in its entirety may be included.
  • the thermoelectric system might also include any features from “Thermoelectric heat pump with a surround and spacer (SAS) structure” issued as U.S. Patent 9,144,180 hereby incorporated by reference herein in its entirety.
  • SAS surround and spacer
  • Figures 6A and 6B illustrate embodiments of an opening mechanism.
  • the door opens with a Scotch yoke type design.
  • the pin is on the door and the slot is on the bin.
  • all hinge components are removed from the inside of the cabinet and are instead included underneath.
  • the door angle is limited by a stop feature molded into the door to distribute stress from an aggressive opening pull.
  • Figure 7 illustrates an enlarged view of the hinge and Scotch yoke type design.
  • the bin is removable.
  • there are guides in the slot that make it easier to put the bin into the cabinet and ensure that the fit is correct.
  • Figure 8 illustrates an exploded view of some components of the door.
  • the door includes one or more of: a door frame; a fascia; a VIG; an inner panel; a metal door frame; an LED housing (and optionally a cover); door slider pins; a hinge knuckle; and door sensor magnets.
  • the countertop freezer includes a lighting mechanism on the door that is modular/serviceable and shines light at an angle to allow the product to be illuminated both when the door is closed and when the door is opened. Making these LED modules (or other lighting technology) modular/serviceable can extend the lifetime and effectiveness of the countertop freezer.
  • Figure 9 illustrates an exemplary door frame and inner panel: A. Pull handle and edge curve; B. Door opener stop; C. Perimeter frame for assembly ease; D. Blind molded-in inserts for sturdy; hinge knuckle (4x); E. LED harness hole; F. Magnet pocket; G. LED housing mounting locations (3x); H. Blind molded-in inserts for removable; pin slider (4x); I. Rim for metal frame mounting.
  • both parts are White ABS with National Science Foundation (NSF) Certification.
  • Figure 10 illustrates additional parts of the door. This shows the pin slider, hinge knuckle, LED housing, and LED cover: A. Slot for wiring; B. Hard mounted for serviceability (4x); C. Geometry optimizes space and available area for spring(s); D. Polished outer surface for low friction with bin. In some embodiments, parts are subject to change based on specific spring design. Some embodiments include 6 Lbs*in @ 15 degree open to achieve auto close. In some embodiments, the Pin Slider, Hinge Knuckle, and LED Housing are White ABS with NSF certification (knuckle has option to be glass filled); LED cover is clear Polycarbonate.
  • Figure 11 illustrates a portion of the door assembly: A. Assembled face down; B. Channel between Frame and Fascia for sealant; C. Channel between VIG and Inner Panel for sealant; D. Inner panel clamped on with screws and metal frame; E. Foam Volume: 0.63L ⁇ 0.022 ft A 3 Bin.
  • Figure 12 illustrates some features of the bin according to some embodiments: A. Yoke slot molded into bin side; B. Height and Width extensions at the top minimize bin movement while in cabinet and during install; C. Cut out for thermistor; D. Front face to be clear to show product and the rest ‘frosted’ to simulate cold; E. Inserts to be made to keep product stable; F. Notch to give secure “snap” when assembling.
  • the material is Polycarbonate.
  • Figure 13 illustrates parts of the cabinet according to some embodiments. These include one or more of: a gasket; an inner Liner (w/ VIP (e.g., Vacuum Insulation Panel), HXA Bracket, Accept HXA); an Outer Liner (w/ VIP); a Rear Panel (w/ VIP); a Hinge Base; Suction Feet.
  • w/ VIP e.g., Vacuum Insulation Panel
  • HXA Bracket e.g., Vacuum Insulation Panel
  • HXA Bracket e.g., Vacuum Insulation Panel
  • HXA Bracket e.g., HXA Bracket, Accept HXA
  • w/ VIP Outer Liner
  • Rear Panel w/ VIP
  • Hinge Base a Hinge Base
  • Figure 14 illustrates portions of a hinged base and suction feet.
  • the material is White Acrylonitrile Butadiene Styrene (ABS).
  • Figures 15A through 15C illustrate some features of the inner liner.
  • A. refers to a retention feature added into a gasket track.
  • B. refers to a bracket that combines stand-off and clamp functions.
  • Figure 15B illustrates a close up of the retention feature added into a gasket track.
  • Figure 15C illustrates pedestals added for updated thermal design (thermoelectric cooler, covered in Thermal). In some embodiments, bossed added on clamp to aid with HXA Accept positioning.
  • the Thermal Break is White ABS with NSF certification; the Inner Liner: Al with white, NSF powder coat on the inside; the HXA Bracket: Plastic (option for Stainless Steel), no color needed.
  • Figure 16 illustrates the outer liner with: A. Reduced edge fillet.
  • the material is Cold rolled steel (CRS) with White powder coat on the outside.
  • CRS Cold rolled steel
  • Figure 17 illustrates a rear panel with: A. Molded-in leads for electrical connection from thermoelectric cooler to the Control Board; B. Deep pocket design.
  • the material is White ABS with flame rating.
  • Figure 18 illustrates some embodiments of the gasket with: A. 3-flange barb with reduced length; B. Magnet pocket; C. 3-chamber design.
  • the gasket design could be subject to change. Other barb geometries could be used.
  • Figure 19 illustrates some embodiments of the assembly with: A.
  • Figure 20 illustrates components of the rear cover and fan filters. This could include: A. Straight fins for simple molding; B. Narrowed profile for flush mate with rear panel. In some embodiments, the material is Black ABS with flame rating.
  • Figure 21 A through 21 D illustrate thermal components.
  • Figure 21 A illustrates a HXA reject subsystem: A. Straight reject fins (in some embodiments, 135mm length); B. In-line tubes; C. Folded fin design.
  • Figure 21 B illustrates a HXA accept subsystem: D. Pedestals added for updated thermal design (thermoelectric cooler, covered in Thermal); E. Updated copper block size to accommodate thermoelectric cooler; F. Charge tube to be foamed in.
  • Figure 21 C illustrates a thermoelectric cooler.
  • Figure 21 D illustrates an example fan.
  • Figure 22 illustrates an example of the thermal flow. Airflow in through fans and directed horizontally to electronics and vertically and out through HXA Reject.
  • FIGS 23A through 23C illustrate details of the thermoelectric cooler with: A. a PCP 88 almost cartridge; B. a Sealant cavity; C. an electrical connection, cart; D. an electrical connection, Printed Circuit Board (PCB); E. For EB1 , insert brass tabs, glue, then solder wires in between. In some embodiments, the mold is inserter later.
  • Figure 23B illustrates an embodiment for how the thermoelectric module can make an electrical contact with the rest of the system. Sealing out the environment is important to maintain good functioning of the thermoelectric modules. Especially in uses where there are large temperature differential, humidity and corrosion are detrimental to the operation. A sealable low-cost electrical connection to the thermoelectric module /PCB is desirable.
  • thermoelectric module/PCB has a corresponding female connector (potentially multiple depending on the electrical connections that need to be made).
  • these female connectors can be fit onto the male connectors that are molded into the system. This can make assembly more tolerant with less precision being needed to obtain the correct connection. This in turn can reduce the cost of the connection.
  • the sealant cavity shown as B is easier to maintain a good seal. This can be further enhanced by providing specific surfaces or surface shapes. This is easier and lower cost than sealing a similar cavity with electrical connections running through the cavity.
  • connections between the thermoelectric module /PCB can be any other type of connector.
  • the seal can be improved and/or made with reduced cost.
  • Figure 24 illustrates some the electronic components.
  • an AC Power supply is included.
  • a board accommodates an onboard thermoelectric cooler. Additional components are used for the LED.
  • Figure 25 Bottom Inner liner
  • Figure 26 Condensate Tray for refrigerator only
  • Figure 27 Passthrough feature to use warm air from condenser to evaporate water in the tray;
  • Figure 28 Refrigeration unit with bin
  • Embodiment 1 A refrigeration system comprising one or more of: (1 ) an internal fan, and (2) bin, one or more of:
  • a fan that is mounted and position to the top surface of the inner liner to enable circulated air.
  • a bin with frost catching features comprising:
  • Embodiment 2 A refrigeration system of embodiment 1 with an integrated condensation sub system comprising; (1 ) An Inner Liner, (2) a Condensate Tray, (3) Condensate Tube, (4) Pass Through feature, and (5) A fan. [0089] In some embodiments, an Inner liner with a bottom is mated to the Top inner liner assembly and positioned to collect condensation from the walls and divert water to the condensate tube.
  • a Condensate Tray is connected to the Rear Panel and positioned to catch condensation from the condensate tube.
  • a Condensate Tube is mated to the Bottom Inner liner and positioned to direct water to the Condensate Tray.
  • a Passthrough feature is positioned vertically above the Condensate tray and aligned below the external fan. The Passthrough feature alignment allows air to move from the fan to the condensate tray to evaporate fluid.
  • thermoelectric device [0095] 1 U.S. Patent No. 10,741 ,741 Multi header for thermoelectric device [0096] 2 U.S. Patent No. 10,718,551 Hybrid vapor compression/thermoelectric heat transport system

Landscapes

  • 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)
  • Refrigerator Housings (AREA)

Abstract

L'invention concerne un congélateur et des systèmes de comptoir et des procédés d'élimination de l'humidité d'un système de réfrigération. Dans certains modes de réalisation, le congélateur de comptoir comprend un bac. Dans certains modes de réalisation, le bac comprend un élément rapporté amovible qui est adaptable au ou aux types de produits à vendre. Dans certains modes de réalisation, le congélateur de comptoir comprend un mécanisme coulissant qui amène le bac à coulisser vers l'extérieur lorsque la porte est ouverte. Dans certains modes de réalisation, le congélateur de comptoir comprend un mécanisme d'éclairage sur la porte qui est modulaire/utilisable et qui projette de la lumière selon un angle pour permettre au produit d'être éclairé à la fois lorsque la porte est fermée et lorsque la porte est ouverte.
EP22854542.2A 2021-12-17 2022-12-19 Congelateur de comptoir Pending EP4449035A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202163291155P 2021-12-17 2021-12-17
US202263413756P 2022-10-06 2022-10-06
PCT/US2022/053369 WO2023114542A1 (fr) 2021-12-17 2022-12-19 Congelateur de comptoir

Publications (1)

Publication Number Publication Date
EP4449035A1 true EP4449035A1 (fr) 2024-10-23

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EP22854542.2A Pending EP4449035A1 (fr) 2021-12-17 2022-12-19 Congelateur de comptoir

Country Status (5)

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US (1) US20230194141A1 (fr)
EP (1) EP4449035A1 (fr)
JP (1) JP2025500256A (fr)
KR (1) KR20240122475A (fr)
WO (1) WO2023114542A1 (fr)

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USD1087181S1 (en) * 2021-02-26 2025-08-05 Dometic Sweden Ab Refrigerated drawer

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Also Published As

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KR20240122475A (ko) 2024-08-12
JP2025500256A (ja) 2025-01-09
WO2023114542A1 (fr) 2023-06-22
US20230194141A1 (en) 2023-06-22

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