CN113932547B - Refrigerator drawer structure capable of avoiding ice block accumulation - Google Patents

Refrigerator drawer structure capable of avoiding ice block accumulation Download PDF

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Publication number
CN113932547B
CN113932547B CN202111369094.6A CN202111369094A CN113932547B CN 113932547 B CN113932547 B CN 113932547B CN 202111369094 A CN202111369094 A CN 202111369094A CN 113932547 B CN113932547 B CN 113932547B
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China
Prior art keywords
drawer
air
refrigerator
face
fixed casing
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CN202111369094.6A
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CN113932547A (en
Inventor
叶俞
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Yangzhou Juntai Plastic Industry Co ltd
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Yangzhou Juntai Plastic Industry Co ltd
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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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/04—Preventing the formation of frost or condensate
    • 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
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/90—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in food processing or handling, e.g. food conservation
    • Y02A40/963—Off-grid food refrigeration

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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)

Abstract

The invention relates to the technical field of refrigerator accessories, in particular to a refrigerator drawer structure capable of avoiding ice block accumulation, and solves the problem that the stable use of a refrigerator is influenced due to the fact that the inside of the refrigerator is frozen in the prior art. A drawer structure for a refrigerator capable of preventing accumulation of ice cubes, comprising: the fixed casing shell is of a cuboid structure with an open front end, and an annular groove is formed in the front end face of the fixed casing shell and in the same axial center. According to the drawer shell, when the drawer shell is pulled out, the ventilation cavity sucks the leaked cold air under the driving of the piston plate, and when the drawer shell is closed, the ventilation cavity blows out the air under the driving of the piston plate, so that the condition that the hot air enters the interior of the drawer is reduced, the condition that the drawer is pulled out, and the temperature difference is generated between the external air and the air in the drawer shell, so that the interior of the drawer is frozen is greatly reduced.

Description

Refrigerator drawer structure capable of avoiding ice block accumulation
Technical Field
The invention relates to the technical field of refrigerator accessories, in particular to a refrigerator drawer structure capable of avoiding ice blocks from being accumulated.
Background
The refrigerator is an electric appliance necessary for every family, and is popular with people because of long-time food preservation. However, the refrigerator may be out of order after a long time of use, wherein the most common and most troublesome situation is freezing inside the refrigerator.
The refrigerator can freeze, and many reasons are that the refrigerator is not operated normally when being used, such as the following situations:
(1) Food is not completely cooled and is directly put into the refrigerator, and the food can be frozen after encountering water vapor, and can be hung in a refrigerating chamber of the refrigerator, even frozen with a fresh-keeping layer;
(2) Some vegetables have much water, are not packaged by packaging bags when being put into a refrigerator, and are easy to freeze as moisture is evaporated;
(3) The frequency of turning on and off the refrigerator is too many, especially in summer, air is hot, hot air enters the refrigerator, and water vapor is formed when the hot air instantly meets cold air, so that the refrigerator can be frozen;
(4) The refrigerator sealing strip has a fault, so that external hot air enters the refrigerator, and the refrigerator is frozen;
however, the above situations are all the situations which occur when a plurality of people use the refrigerator daily, the refrigerator is frozen, so that the food is difficult to take, the storage temperature of the food is unstable, the storage effect of the food is reduced, and even the refrigerator is difficult to repair; therefore, a drawer structure for a refrigerator capable of preventing ice from being accumulated is proposed to solve the above problems.
Disclosure of Invention
The invention aims to provide a refrigerator drawer structure capable of avoiding ice block accumulation, and solves the problem that the stable use of a refrigerator is influenced due to the fact that icing can occur in the refrigerator in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
a drawer structure for a refrigerator capable of preventing accumulation of ice cubes, comprising:
the fixing sleeve shell is of a cuboid structure with an opening at the front end, an annular groove is coaxially formed in the front end face of the fixing sleeve shell, a U-shaped pipe is formed in the front end face of the fixing sleeve shell, a limiting inserted rod is movably arranged in the U-shaped pipe in a limiting mode, a ventilation cavity is formed in the fixing sleeve shell, the air inlet end of the ventilation cavity extends to the front end face of the fixing sleeve shell to form an air inlet, the air outlet end of the ventilation cavity extends to the inner end face of the rear side of the fixing sleeve shell to form an air outlet, the other air outlet end of the ventilation cavity is located on the inner wall of the top portion close to the front end face of the fixing sleeve shell to form an air blowing port, air is fed in from the air inlet in a single direction, and air is blown in a single direction by the air blowing port;
drawer housing, drawer housing pegs graft with fixed cover shell, the end plate is installed to drawer housing's preceding terminal surface, drawer housing's rear end face install with fixed cover shell inner wall laminated piston plate, the sealing strip of pegging graft with the annular is installed to the end plate inboard, spacing activity is provided with the magnetic path with the spacing joint of spacing inserted bar in the end plate, the magnetic path is connected with the movable rod that runs through to terminal plate preceding terminal surface to control drawer housing and fixed cover shell's is sealed.
Preferably, check valves are installed on the air inlet and the air blowing opening, the air inlet limits air to be conveyed from the air inlet to the air outlet, and the air blowing opening limits air to be conveyed from the air outlet to the air blowing opening.
Preferably, two vertical ends of U-shaped pipe all face the preceding terminal surface of fixed cover shell, and slide respectively in two vertical ends and be provided with transmission slider and drive slider, the inner of one of them vertical end is provided with first spacing to inject transmission slider horizontal slip, another vertical end is close to outer end position department and is provided with the spacing of second, in order to inject drive slider horizontal slip, spacing inserted bar is connected with transmission slider.
Preferably, the end plate is provided with a positioning slot penetrating through the inner side and the outer side of the end plate, the limiting insertion rod is horizontally inserted into the positioning slot, one side of the positioning slot is provided with a movable cavity, the magnetic block is limited to slide in the movable cavity, the outer wall of the limiting insertion rod is provided with a positioning groove, the magnetic block is magnetically attracted and clamped with the positioning groove, and the end plate is provided with a driving insertion rod which is abutted to the driving sliding block.
Preferably, the inner end of the magnetic block is elastically connected with the movable cavity through a spring, a limiting hole penetrating through the front end face of the end plate is formed in one side of the movable cavity, and the movable rod is limited in the limiting hole to move up and down in a limiting mode.
Preferably, the U-shaped pipe is provided with a plurality of groups at the top horizontal end of the fixed casing and the bottom horizontal end of the fixed casing.
Preferably, the fixed casing is internally provided with a temperature limiting cavity, and the temperature limiting cavity is limited on the upper end face, the rear end face and the lower end face of the fixed casing.
Preferably, the vertical cross-sectional area of the end plate is equal to that of the fixed casing, and the two sides of the rear end face of the fixed casing are provided with temperature transmission grooves which extend to positions close to the front end face of the fixed casing.
The invention has at least the following beneficial effects:
1. when the drawer shell is pulled out, the ventilation cavity sucks the running-out air conditioning under the driving of the piston plate, when the drawer shell is closed, the ventilation cavity blows out air under the driving of the piston plate, and the situation that hot air enters the inside of the drawer is reduced, so that the drawing drawer type is greatly reduced, the temperature difference is generated between the outside air and the air in the drawer shell, and the situation that the inside of the drawer is frozen is caused.
2. When the drawer shell is closed, the end plate and the fixed casing are sealed in an annular mode through the sealing strips, when the limiting insertion rod of the fixed casing is connected with the end plate in an inserting mode, the clamping of the magnetic blocks is limited, the self-locking effect is sealed when the drawer shell is closed, the refrigerator door is greatly reduced because the refrigerator door is not sealed in time, or the sealing strips of the refrigerator door are damaged, or when the refrigerator door is opened to take other drawer objects, external gas is prevented from entering other drawers, the stability of the heat preservation temperature of other drawer objects is guaranteed, and the condition that the refrigerator drawer is frozen is further reduced.
3. Through the spacing chamber that sets up hollow structure to injecing the inside article of drawer housing and fixed shell of a jacket or the inside effect that produces the direct big difference in temperature of refrigerator, greatly reduced the inside condition that freezes of refrigerator, the condition that freezes between the refrigerator is inside and the fixed shell of a jacket has been reduced, and the condition that freezes appears between drawer housing and the fixed shell of a jacket takes place, through the setting in temperature transmission groove, a use for the profile, realize the inside temperature transmission groove through the fixed shell of a jacket of refrigerator, reach the effect that drawer housing conducts the temperature again, the temperature in the drawer housing has been guaranteed, the condition that freezes has appeared between drawer housing and the fixed shell of a jacket has further been injecied simultaneously and has taken place.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are 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 to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic view of a stationary sleeve and drawer housing mounting arrangement;
FIG. 2 is an enlarged schematic view of the structure at A;
FIG. 3 is a side sectional view of the retaining cuff;
FIG. 4 is a side sectional view of the drawer housing;
FIG. 5 is a schematic view of a vertical cross-sectional structure of the stationary shroud;
FIG. 6 is a rear view of the stationary housing;
FIG. 7 is a front view of the stationary housing;
FIG. 8 is a schematic view of a vertical cross-section of the drawer housing;
fig. 9 is a rear view of the drawer housing.
In the figure: 1. fixing the casing; 2. a temperature limiting cavity; 3. a vent lumen; 4. an exhaust port; 5. an air blowing port; 6. an air inlet; 7. a ring groove; 8. a U-shaped tube; 9. a transmission slide block; 10. a first limit strip; 11. driving the slide block; 12. a second limit strip; 13. a limiting inserted rod; 14. positioning a groove; 15. a drawer housing; 16. a piston plate; 17. an end plate; 18. driving the inserted rod; 19. a sealing strip; 20. positioning the slot; 21. a magnetic block; 22. a movable rod; 23. a limiting hole; 24. a movable cavity; 25. a heat transfer groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention.
Example one
Referring to fig. 1 to 9, a drawer structure for a refrigerator capable of preventing the accumulation of ice cubes includes:
the fixing sleeve shell 1 is of a cuboid structure with an opening at the front end, an annular groove 7 is coaxially arranged on the front end face of the fixing sleeve shell 1, a U-shaped pipe 8,U is arranged on the front end face of the fixing sleeve shell 1, a limiting insertion rod 13 is movably arranged in a limiting mode in a U-shaped pipe 8,U pipe 8, a ventilation cavity 3 is arranged inside the fixing sleeve shell 1, the air inlet end of the ventilation cavity 3 extends to the front end face of the fixing sleeve shell 1 to form an air inlet 6, the air outlet end of the ventilation cavity 3 extends to the inner end face of the rear side of the fixing sleeve shell 1 to form an air outlet 4, the other air outlet end of the ventilation cavity 3 is located on the inner wall of the top portion close to the front end face of the fixing sleeve shell 1 to form an air blowing port 5, the air inlet 6 is used for unidirectional air intake, and the air blowing port 5 is used for unidirectional air blowing; the air inlet 6 and the air blowing port 5 are respectively provided with a one-way valve, the air inlet 6 limits the air to be conveyed from the air inlet 6 to the air outlet 4, and the air blowing port 5 limits the air to be conveyed from the air outlet 4 to the air blowing port 5;
the drawer comprises a drawer shell 15, the drawer shell 15 is spliced with the fixed casing 1, an end plate 17 is installed on the front end face of the drawer shell 15, a piston plate 16 attached to the inner wall of the fixed casing 1 is installed on the rear end face of the drawer shell 15, a sealing strip 19 spliced with the annular groove 7 is installed on the inner side of the end plate 17, a magnetic block 21 in limited and movable clamping connection with the limiting inserted rod 13 is movably arranged in the end plate 17 in a limiting mode, and the magnetic block 21 is connected with a movable rod 22 penetrating through the front end face of the end plate 17 to control the sealing of the drawer shell 15 and the fixed casing 1;
in this embodiment: through the arrangement of the fixing sleeve shells 1 fixedly connected with the inner wall of the refrigerator, a plurality of fixing sleeve shells 1 are distributed in the refrigerator up and down, the volumes of two fixing sleeve shells 1 which are adjacent up and down can be different, but the two fixing sleeve shells 1 which are adjacent up and down are in sealing connection; the refrigeration position of the refrigerator is positioned at the rear side of the fixed casing 1, and a drawer shell 15 is arranged in the fixed casing 1 in a sliding manner; when the drawer shell 15 is drawn out of the fixed casing 1, the piston plate 16 slides to draw air, so that the air inlet 6 draws cold air emitted when the drawer shell 15 is opened and a small part of outside air into the ventilation cavity 3 and discharges the cold air into the fixed casing 1 through the air outlet 4; when the drawer shell 15 is pushed into the fixed casing 1, the piston plate 16 is pushed inwards, so that air passes through the exhaust port 4 to the ventilation cavity 3 and is blown out from the air blowing port 5, and when the drawer is closed, the air blowing is utilized to prevent external air from entering the drawer shell 15, so that the condition that the drawer is pulled and pulled is greatly reduced, and the temperature difference is generated between the external air and the air in the drawer shell, so that the interior of the drawer is frozen is generated; meanwhile, when the drawer shell 15 is closed, the sealing strip 19 of the end plate 17 is connected with the annular groove 7 of the fixed casing 1 in an inserting mode, the limiting insertion rod 13 of the fixed casing 1 is limited by the magnetic block 21 of the end plate 17, the internal self-locking sealing refrigerator drawer structure is realized, the refrigerator door is greatly reduced because the refrigerator door is not sealed in time, or the sealing strip of the refrigerator door is damaged, or the refrigerator door is opened to take other drawer objects, the external gas is prevented from entering other drawers, the stability of the heat preservation temperature of other drawer objects is ensured, and the condition that the refrigerator drawer is frozen is further reduced.
Example two
Referring to fig. 1 to 9, a drawer structure for a refrigerator capable of preventing the accumulation of ice cubes, comprising:
the fixing sleeve shell 1 is of a cuboid structure with an opening at the front end, an annular groove 7 is coaxially formed in the front end face of the fixing sleeve shell 1, a U-shaped pipe 8,U is formed in the front end face of the fixing sleeve shell 1, a limiting insertion rod 13 is movably arranged in a limiting mode in a pipe 5363, a ventilation cavity 3 is formed in the fixing sleeve shell 1, an air inlet end of the ventilation cavity 3 extends to the front end face of the fixing sleeve shell 1 to form an air inlet 6, an air outlet end of the ventilation cavity 3 extends to the inner end face of the rear side of the fixing sleeve shell 1 to form an air outlet 4, the other air outlet end of the ventilation cavity 3 is located on the inner wall of the top portion close to the front end face of the fixing sleeve shell 1 to form an air blowing port 5, the air inlet 6 is used for one-way air inlet, and the air blowing port 5 is used for one-way air blowing; the air inlet 6 and the air blowing port 5 are respectively provided with a one-way valve, the air inlet 6 limits the air to be conveyed from the air inlet 6 to the air outlet 4, and the air blowing port 5 limits the air to be conveyed from the air outlet 4 to the air blowing port 5;
the drawer comprises a drawer shell 15, the drawer shell 15 is spliced with the fixed casing 1, an end plate 17 is installed on the front end face of the drawer shell 15, a piston plate 16 attached to the inner wall of the fixed casing 1 is installed on the rear end face of the drawer shell 15, a sealing strip 19 spliced with the annular groove 7 is installed on the inner side of the end plate 17, a magnetic block 21 in limited and movable clamping connection with the limiting inserted rod 13 is movably arranged in the end plate 17 in a limiting mode, and the magnetic block 21 is connected with a movable rod 22 penetrating through the front end face of the end plate 17 to control the sealing of the drawer shell 15 and the fixed casing 1;
two vertical ends of the U-shaped pipe 8 face the front end face of the fixed casing 1, a transmission slider 9 and a driving slider 11 are respectively arranged in the two vertical ends in a sliding mode, a first limiting strip 10 is arranged at the inner end of one vertical end to limit the transmission slider 9 to horizontally slide, a second limiting strip 12 is arranged at the position, close to the outer end, of the other vertical end to limit the driving slider 11 to horizontally slide, and a limiting insertion rod 13 is connected with the transmission slider 9; a positioning slot 20 penetrating through the inner side and the outer side of the end plate 17 is formed in the end plate 17, the limiting insertion rod 13 is horizontally inserted into the positioning slot 20, a movable cavity 24 is formed in one side of the positioning slot 20, the magnetic block 21 is limited to slide in the movable cavity 24, a positioning groove 14 is formed in the outer wall of the limiting insertion rod 13, the magnetic block 21 is magnetically attracted and clamped with the positioning groove 14, and a driving insertion rod 18 abutting against the driving sliding block 11 is mounted on the end plate 17; the inner end of the magnetic block 21 is elastically connected with a movable cavity 24 through a spring, one side of the movable cavity 24 is provided with a limiting hole 23 penetrating through the front end face of the end plate 17, and the movable rod 22 is limited in the limiting hole 23 to move up and down in a limiting mode; a plurality of groups of U-shaped pipes 8 are arranged at the top horizontal end of the fixed casing 1 and the bottom horizontal end of the fixed casing 1;
in this embodiment: when the end plate 17 is closed, the driving inserted bar 18 pushes the driving slide block 11, the principle of the U-shaped pipe 8 is utilized, the air flow in the U-shaped pipe 8 pushes the transmission slide block 9 and the limiting inserted bar 13 to move, after the limiting inserted bar 13 is inserted into the positioning slot 20 of the end plate 17, the magnetic block 21 is clamped with the positioning slot 14 of the limiting inserted bar 13 under the action of the spring, so that the automatic limiting of the positioning inserted bar 13 is realized, and the effects of closing the drawer and sealing the drawer in a self-locking manner are realized; by poking the movable rod 22 downwards, the drawer can then be unlocked and pulled out, and the operation is simple and convenient.
EXAMPLE III
Referring to fig. 1 to 9, a drawer structure for a refrigerator capable of preventing the accumulation of ice cubes includes:
the fixing sleeve shell 1 is of a cuboid structure with an opening at the front end, an annular groove 7 is coaxially formed in the front end face of the fixing sleeve shell 1, a U-shaped pipe 8,U is formed in the front end face of the fixing sleeve shell 1, a limiting insertion rod 13 is movably arranged in a limiting mode in a pipe 5363, a ventilation cavity 3 is formed in the fixing sleeve shell 1, an air inlet end of the ventilation cavity 3 extends to the front end face of the fixing sleeve shell 1 to form an air inlet 6, an air outlet end of the ventilation cavity 3 extends to the inner end face of the rear side of the fixing sleeve shell 1 to form an air outlet 4, the other air outlet end of the ventilation cavity 3 is located on the inner wall of the top portion close to the front end face of the fixing sleeve shell 1 to form an air blowing port 5, the air inlet 6 is used for one-way air inlet, and the air blowing port 5 is used for one-way air blowing; the air inlet 6 and the air blowing port 5 are respectively provided with a one-way valve, the air inlet 6 limits the air to be conveyed from the air inlet 6 to the air outlet 4, and the air blowing port 5 limits the air to be conveyed from the air outlet 4 to the air blowing port 5;
the drawer comprises a drawer shell 15, the drawer shell 15 is spliced with the fixed casing 1, an end plate 17 is installed on the front end face of the drawer shell 15, a piston plate 16 attached to the inner wall of the fixed casing 1 is installed on the rear end face of the drawer shell 15, a sealing strip 19 spliced with the annular groove 7 is installed on the inner side of the end plate 17, a magnetic block 21 in limited and movable clamping connection with the limiting inserted rod 13 is movably arranged in the end plate 17 in a limiting mode, and the magnetic block 21 is connected with a movable rod 22 penetrating through the front end face of the end plate 17 to control the sealing of the drawer shell 15 and the fixed casing 1;
two vertical ends of the U-shaped pipe 8 face the front end face of the fixed casing 1, a transmission slider 9 and a driving slider 11 are respectively arranged in the two vertical ends in a sliding mode, a first limiting strip 10 is arranged at the inner end of one vertical end to limit the transmission slider 9 to horizontally slide, a second limiting strip 12 is arranged at the position, close to the outer end, of the other vertical end to limit the driving slider 11 to horizontally slide, and a limiting insertion rod 13 is connected with the transmission slider 9; the end plate 17 is provided with a positioning slot 20 penetrating through the inner side and the outer side of the end plate 17, the limiting inserted rod 13 is horizontally inserted into the positioning slot 20, one side of the positioning slot 20 is provided with a movable cavity 24, the magnetic block 21 is limited to slide in the movable cavity 24, the outer wall of the limiting inserted rod 13 is provided with a positioning groove 14, the magnetic block 21 is magnetically attracted and clamped with the positioning groove 14, and the end plate 17 is provided with a driving inserted rod 18 abutting against the driving slider 11; the inner end of the magnetic block 21 is elastically connected with a movable cavity 24 through a spring, one side of the movable cavity 24 is provided with a limiting hole 23 penetrating through the front end face of the end plate 17, and the movable rod 22 is limited in the limiting hole 23 to move up and down in a limiting mode; a plurality of groups of U-shaped pipes 8 are arranged at the top horizontal end of the fixed casing 1 and the bottom horizontal end of the fixed casing 1;
a temperature limiting cavity 2 is formed in the fixed casing 1, and the temperature limiting cavity 2 is limited on the upper end surface, the rear end surface and the lower end surface of the fixed casing 1; the vertical cross-sectional area of the end plate 17 is equal to that of the fixed casing 1, the two sides of the rear end face of the fixed casing 1 are provided with temperature transmission grooves 25, and the temperature transmission grooves 25 extend to positions close to the front end face of the fixed casing 1;
in this embodiment: spacing chamber 2 through setting up hollow structure to injecing the inside article of drawer housing 15 and fixed cover shell 1 or the inside effect that produces the direct big difference in temperature of refrigerator, greatly reduced the inside condition of freezing of refrigerator, the condition of freezing between the refrigerator is inside and the fixed cover shell 1 has been reduced, and the condition of freezing appears between drawer housing 15 and the fixed cover shell 1 and takes place, through the setting of temperature transfer groove 25, a from the side, realize the inside temperature transfer groove 25 through fixed cover shell 1 of refrigerator, the effect of the drawer housing 15 temperature transfer again, the temperature in drawer housing 15 has been guaranteed, the condition that appears freezing takes place between drawer housing 15 and the fixed cover shell 1 has further been injecied simultaneously.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (7)

1. A drawer structure for a refrigerator capable of preventing accumulation of ice cubes, comprising:
the air inlet end of the ventilation cavity (3) extends to the front end face of the fixed casing (1) to form an air inlet (6), the air outlet end of the ventilation cavity (3) extends to the inner end face of the rear side of the fixed casing (1) to form an air outlet (4), the other air outlet end of the ventilation cavity (3) is located on the inner wall of the top portion close to the front end face of the fixed casing (1) to form an air blowing port (5), the air inlet (6) enters air in a single direction, and the air blowing port (5) blows in a single direction; the air inlet (6) and the air blowing port (5) are respectively provided with a one-way valve, the air inlet (6) limits the air to be conveyed from the air inlet (6) to the air outlet (4), and the air blowing port (5) limits the air to be conveyed from the air outlet (4) to the air blowing port (5);
drawer housing (15), drawer housing (15) are pegged graft with fixed cover shell (1), end plate (17) are installed to the preceding terminal surface of drawer housing (15), piston plate (16) of laminating mutually with fixed cover shell (1) inner wall are installed to the rear side terminal surface of drawer housing (15), sealing strip (19) of pegging graft with annular (7) are installed to end plate (17) inboard, spacing activity is provided with magnetic path (21) with spacing inserted bar (13) spacing joint in end plate (17), magnetic path (21) are connected with movable rod (22) that run through to end plate (17) preceding terminal surface to control drawer housing (15) and the sealed of fixed cover shell (1).
2. The drawer structure for the refrigerator capable of avoiding the accumulation of ice cubes of claim 1, wherein the U-shaped tube (8) is provided with two vertical ends facing the front end surface of the fixed casing (1), the two vertical ends are respectively provided with the transmission slider (9) and the driving slider (11) in a sliding manner, the inner end of one vertical end is provided with a first limiting strip (10) to limit the horizontal sliding of the transmission slider (9), the other vertical end is provided with a second limiting strip (12) close to the outer end to limit the horizontal sliding of the driving slider (11), and the limiting inserted rod (13) is connected with the transmission slider (9).
3. The refrigerator drawer structure capable of avoiding ice block accumulation according to claim 1, wherein a positioning slot (20) penetrating through the inner side and the outer side of the end plate (17) is formed in the end plate (17), the limiting insertion rod (13) is horizontally inserted into the positioning slot (20), a movable cavity (24) is formed in one side of the positioning slot (20), the magnetic block (21) is limited to slide in the movable cavity (24), a positioning groove (14) is formed in the outer wall of the limiting insertion rod (13), the magnetic block (21) is magnetically attracted with the positioning groove (14) to form a clamping structure, and a driving insertion rod (18) abutting against a driving sliding block (11) is installed on the end plate (17).
4. The drawer structure of the refrigerator capable of avoiding the accumulation of the ice cubes as claimed in claim 1, wherein the inner end of the magnet block (21) is elastically connected with the movable cavity (24) through a spring, a limiting hole (23) penetrating through the front end face of the end plate (17) is formed in one side of the movable cavity (24), and the movable rod (22) is limited in the limiting hole (23) to move up and down in a limiting mode.
5. The drawer structure for refrigerators, which avoids the accumulation of ice cubes of claim 1, characterized in that the U-shaped tube (8) is provided with multiple sets at both the top horizontal end of the stationary casing (1) and the bottom horizontal end of the stationary casing (1).
6. The drawer structure for refrigerators capable of avoiding the accumulation of ice cubes of claim 1, wherein the fixed casing (1) has a temperature limiting chamber (2) formed therein, and the temperature limiting chamber (2) is limited at an upper end face, a rear end face and a lower end face of the fixed casing (1).
7. The drawer structure for the refrigerator capable of avoiding the accumulation of the ice cubes of claim 1, wherein the end plate (17) has a vertical cross-sectional area equal to that of the fixed casing (1), heat transfer grooves (25) are formed on both sides of the rear end surface of the fixed casing (1), and the heat transfer grooves (25) extend to a position close to the front end surface of the fixed casing (1).
CN202111369094.6A 2021-11-18 2021-11-18 Refrigerator drawer structure capable of avoiding ice block accumulation Active CN113932547B (en)

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CN202111369094.6A CN113932547B (en) 2021-11-18 2021-11-18 Refrigerator drawer structure capable of avoiding ice block accumulation

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CN105674676A (en) * 2015-12-29 2016-06-15 青岛海尔股份有限公司 Fresh-keeping drawer and refrigerator using fresh-keeping drawer
CN110131950B (en) * 2018-02-08 2020-08-28 青岛海尔股份有限公司 Air duct assembly and air-cooled refrigerator with same
CN108826789A (en) * 2018-07-23 2018-11-16 灏圭孩 A kind of energy-saving refrigerator
CN109708413B (en) * 2018-09-03 2020-07-28 青岛海尔股份有限公司 Drawer assembly and refrigerator with same
CN112304003A (en) * 2020-11-17 2021-02-02 武汉益昌凯饰品有限公司 Detachable prevents falling energy-saving refrigerator storing device

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