CN113218121B - Refrigerator with a door - Google Patents
Refrigerator with a door Download PDFInfo
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- CN113218121B CN113218121B CN202110441321.5A CN202110441321A CN113218121B CN 113218121 B CN113218121 B CN 113218121B CN 202110441321 A CN202110441321 A CN 202110441321A CN 113218121 B CN113218121 B CN 113218121B
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- Prior art keywords
- air duct
- sealing
- duct assembly
- storage
- refrigerator
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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
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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
- F25D23/00—General constructional features
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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
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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)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The invention provides a refrigerator, which comprises a first storage liner, an upper air duct assembly and a lower air duct assembly, wherein the first storage liner is limited with a first storage chamber; the butt joint position of the upper air duct assembly and the lower air duct assembly is in inclined plane fit, the sealing area is increased, and when the upper air duct assembly is assembled with the first storage liner through the fixing piece, the upper sealing inclined plane and the lower sealing inclined plane can be under certain pressure and can be pressed more tightly, so that the sealing performance is improved, and the air leakage problem is avoided.
Description
Technical Field
The invention relates to the technical field of refrigeration and freezing storage, in particular to a refrigerator.
Background
For a refrigerator with a plurality of storage compartments, the temperature of the storage compartment above is generally lower than that of the storage compartment below, for example, the refrigerating chamber is above the freezing chamber, the air duct of the upper storage compartment needs to be communicated with the air duct of the lower storage compartment through a connecting air duct, an air door is further arranged between the two air ducts, and the air duct entering the upper storage compartment and the air duct of the lower storage compartment are controlled to be connected or disconnected through the opening and closing of the air door so as to adjust the cooling capacity of the upper storage compartment. Therefore, the temperature of the upper storage chamber is directly influenced by the tightness of the air channel of the upper storage chamber and the air channel of the lower storage chamber.
In the existing refrigerator, the air duct of the upper storage chamber is generally designed in an up-and-down integrated mode, the whole air duct is large and heavy, the problems of complex assembly process, difficult constraint of state and the like easily occur, particularly, the problem is more serious for the refrigerator which is designed for meeting the requirement of a user on a large-capacity refrigerator and has the upper storage chamber with larger capacity, and air leakage is easily caused at the butt joint position of the air duct of the upper storage chamber and the air duct of the lower storage chamber to influence the temperature of the upper storage chamber.
Disclosure of Invention
An object of the present invention is to provide a refrigerator which solves at least the above problems.
A further object of the invention is to increase the sealing effect.
In particular, the present invention provides a refrigerator, comprising:
the first storage inner container is internally provided with a first storage compartment;
the upper air duct assembly and the lower air duct assembly are arranged in the first storage liner, an upper air duct communicated with the first storage compartment is defined by the upper air duct assembly, and a lower air duct is defined by the lower air duct assembly;
the upper air duct assembly is mounted on the first storage liner through a fixing piece, the lower end part of the upper air duct assembly is provided with an upper opening communicated with the upper air duct and an upper sealing inclined plane positioned on the periphery of the upper opening, and the upper end part of the lower air duct assembly is provided with a lower opening corresponding to the upper opening and communicated with the lower air duct and a lower sealing inclined plane positioned on the periphery of the lower opening and corresponding to the upper sealing inclined plane;
the upper sealing inclined plane is matched with the lower sealing inclined plane, so that the upper sealing inclined plane and the lower sealing inclined plane are pressed tightly when the upper air duct assembly is subjected to the acting force of the fixing piece.
Optionally, the refrigerator further comprises:
the air door is arranged in the lower air duct and is configured to be opened or closed in a controlled manner so as to connect or disconnect the lower air duct and the upper air duct;
the first sealing gasket is arranged between the upper sealing inclined plane and the lower sealing inclined plane.
Optionally, the lower air duct assembly is disposed at a rear side of the first storage compartment, and includes a lower front trim panel, an upper end portion of the lower front trim panel includes:
a lower vertical part extending vertically;
a first downward inclined portion extending rearward and downward from a lower end of the lower standing portion;
the second lower inclined part extends from the rear end of the first lower inclined part to the front lower part and is provided with the lower opening, and the upper surface of the second lower inclined part is positioned on the periphery of the lower opening to limit the lower sealing inclined surface;
a lower horizontal portion extending forward from a front end of the second downward inclined portion; and
the two side vertical parts respectively extend upwards from the two transverse sides of the second downward inclined part and the lower horizontal part and extend backwards to the front end surface of the downward vertical part so as to utilize the two side vertical parts, the downward vertical part, the first downward inclined part, the second downward inclined part and the lower horizontal part to define an accommodating space;
the lower end of the upper duct assembly is configured to be inserted into the receiving space.
Optionally, the upper duct assembly is disposed at a rear side of the first storage compartment, the upper duct assembly includes an upper duct rear plate, and a lower end of the upper duct rear plate includes:
an upper vertical part extending vertically;
a first upper inclined portion extending obliquely rearward and downward from a lower end of the upper standing portion;
the second upper inclined part extends obliquely from the rear end of the first upper inclined part to the front lower part and is provided with the upper opening, and the lower surface of the second upper inclined part is positioned on the periphery of the upper opening to limit the upper sealing inclined surface;
an upper horizontal part extending forward from a front end of the second upper inclined part;
the lower end part of the upper air duct rear plate is inserted into the accommodating space, so that the upper standing part abuts against the front end surface of the lower standing part, the first upper inclined part abuts against the front end surface of the first lower inclined part, the second upper inclined part abuts against the upper end surface of the second lower inclined part, and the upper horizontal part abuts against the upper end surface of the lower horizontal part.
Optionally, the upper duct assembly further comprises an upper duct front plate defining the upper duct with the upper duct rear plate, and a lower end surface of the upper duct front plate comprises a front horizontal end surface extending forward and backward and a rear inclined end surface extending obliquely backward and upward from the front horizontal end surface;
the lower end part of the upper air duct front plate is inserted into the accommodating space, so that the front horizontal end surface abuts against the upper end surface of the upper horizontal part, and the rear inclined end surface abuts against the upper end surface of the second upper inclined part; and the lower end part of the upper air duct front plate is provided with a communicating channel which penetrates through the rear inclined end face so as to communicate the upper opening with the upper air duct.
Optionally, the upper air duct rear plate includes a vertically extending rear vertical portion located at an upper end portion thereof, and the rear vertical portion is disposed close to a first lateral side of the first storage liner;
go up wind channel front bezel includes:
the front vertical part is positioned right in front of the rear vertical part, vertically extends upwards from the upper part of the lower end part of the upper air duct front plate, and defines the upper air duct with the rear vertical part;
the upper transverse part extends upwards from the upper end of the front vertical part and then extends towards the transverse second side, an air supply opening for supplying air to the first storage compartment is formed in the top end of the upper transverse part, and an air jacking channel for communicating the air supply opening with the upper air channel is defined by the upper transverse part and the rear wall of the first storage inner container.
Optionally, the upper air duct assembly further comprises an upper front decorative plate covering the front side of the space below the upper air duct front plate and the upper transverse portion, so that a remaining space is defined by the upper front decorative plate and the rear wall of the first storage inner container.
Optionally, a plurality of buckles are formed at the lower end face of the lower front decorative plate at intervals, a pair of clamping grooves matched with the plurality of buckles in a one-to-one manner are formed in the bottom wall of the first storage liner, and the buckles are clamped in the corresponding clamping grooves.
Optionally, the refrigerator further comprises:
the second storage inner container is positioned below the first storage inner container, and a second storage chamber is defined in the second storage inner container;
the other air duct is arranged in the second storage inner container and is configured to convey air flow to the second storage compartment;
the lower air duct assembly further comprises a lower air duct front plate and a lower air duct rear plate which defines the lower air duct together with the lower air duct front plate, and a first sealing matching part is defined by the lower end part of the lower air duct front plate and the lower end part of the lower air duct rear plate;
the first sealing matching part comprises a first horizontal section, a first transition arc section, a first inclined section, a second transition arc section and a first straight section, the first horizontal section is positioned at the rear part of the bottom end and extends forwards and backwards, the first transition arc section extends backwards and upwards from the rear end of the first horizontal section, the first inclined section extends backwards and upwards from the first transition arc section, the second transition arc section extends upwards and forwards from the upper end of the first inclined section, and the first straight section extends upwards from the second transition arc section;
the lower end part of the first storage inner container is limited with a second sealing matching part which is matched and abutted with the first sealing matching part, the second sealing matching part is provided with a second sealing interface corresponding to the first sealing interface, and the second sealing matching part is respectively in one-to-one correspondence and matched and abutted with the first horizontal section, the first transition arc section, the first inclined section except for the area of the first sealing interface, the second transition arc section and the first straight section.
Optionally, the refrigerator further comprises:
and the connecting air duct assembly is arranged to extend from one transverse side of the second storage inner container to the butt joint with the second sealing interface in an upward inclined mode so as to communicate the lower air duct with the other air duct.
According to the refrigerator, the butt joint position of the upper air duct assembly and the lower air duct assembly is in inclined surface fit, the sealing area is increased, and when the upper air duct assembly is assembled with the first storage liner through the fixing piece, the upper sealing inclined surface and the lower sealing inclined surface can bear certain pressure and can be pressed tightly, so that the sealing performance is improved, and the air leakage problem is avoided.
Furthermore, the upper air duct assembly of the refrigerator is specially designed, so that the acting force of the upper sealing inclined plane on the lower sealing inclined plane is enhanced, and the sealing effect of the upper air duct assembly and the lower air duct assembly is further improved.
Furthermore, according to the refrigerator, the joint of the first storage liner and the lower air duct assembly is in inclined surface fit, the first sealing fit part of the air duct assembly and the second sealing fit part of the first storage liner are in inclined surface fit at the joint of the first sealing interface and the second sealing interface, the sealing area is increased, and the joint can receive extrusion force from the buckle and the clamping groove when being matched and extrusion force when the fixing piece is installed, so that each area around the first sealing interface is in tight abutting fit with each area around the second sealing interface, and the sealing performance of the joint of the lower air duct assembly and the first storage liner is guaranteed.
The above and other objects, advantages and features of the present invention will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.
Drawings
Some specific embodiments of the invention will be described in detail hereinafter, by way of illustration and not limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:
fig. 1 is a schematic perspective view of a refrigerator according to an embodiment of the present invention;
fig. 2 is an exploded view of a first storage container and upper and lower duct assemblies of a refrigerator according to an embodiment of the present invention;
fig. 3 is an exploded view schematically illustrating upper and lower duct assemblies of a refrigerator according to an embodiment of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3;
fig. 5 is a schematic structural view of an upper duct front plate of an upper duct assembly of a refrigerator according to one embodiment of the present invention;
fig. 6 is a schematic structural view of a lower duct assembly of a refrigerator according to one embodiment of the present invention;
fig. 7 is an exploded structure view of a lower duct assembly of a refrigerator according to one embodiment of the present invention; and
fig. 8 is a partially enlarged view of a first storage container of a refrigerator according to an embodiment of the present invention.
Detailed Description
The present embodiment provides a refrigerator 100, and for convenience of description, the orientations of "up", "down", "front", "back", "top", "bottom", "lateral", and the like referred to in the specification are defined according to the spatial position relationship in the normal operation state of the refrigerator 100.
The structure of the refrigerator 100 of the present embodiment is described in detail below with reference to fig. 1 to 8.
The refrigerator 100 of this embodiment includes the first storing inner bag 101 that is injectd with first storing compartment, set up last wind channel subassembly 110 and lower wind channel subassembly 120 in first storing inner bag 101, go up wind channel subassembly 110 and be injectd the last wind channel that has communicate with first storing compartment, lower wind channel subassembly 120 is injectd and is had the lower wind channel, like this with the great integral wind channel subassembly split of traditional volume for last wind channel subassembly 110 and lower wind channel subassembly 120, the manufacturing degree of difficulty that has reduced the wind channel structure, and easily transportation and assembly.
The upper air duct assembly 110 is mounted on the first storage container 101 through a fixing member, the lower end of the upper air duct assembly 110 has an upper opening 112a penetrating the upper air duct and an upper sealing inclined surface located on the periphery of the upper opening 112a, the upper end of the lower air duct assembly 120 has a lower opening 121a corresponding to the upper opening 112a and penetrating the lower air duct and a lower sealing inclined surface located on the periphery of the lower opening 121a and corresponding to the upper sealing inclined surface, and the upper sealing inclined surface is matched with the lower sealing inclined surface so that the upper sealing inclined surface is pressed against the lower sealing inclined surface when the upper air duct assembly 110 is acted by the fixing member. The butt joint position of the upper air duct assembly 110 and the lower air duct assembly 120 is in inclined plane fit, the sealing area is increased, and when the upper air duct assembly 110 is assembled with the first storage liner 101 through the fixing piece, the upper sealing inclined plane and the lower sealing inclined plane can bear certain pressure and can be pressed more tightly, so that the sealing performance is improved, and the air leakage problem is avoided.
In one embodiment, the upper duct assembly 110 and the lower duct assembly 120 are disposed at the rear side of the first storage compartment, that is, the upper duct assembly 110 and the lower duct assembly 120 are disposed at the rear side of the first storage container 101, the front walls of the upper duct assembly 110 and the lower duct assembly 120 serve as the rear wall of the first storage compartment, and the fixing member is configured to mount the upper duct assembly 110 on the first storage container 101 along the front-rear direction, and the fixing member may be a screw, a bolt, or other members with fastening function.
In an alternative embodiment, the upper duct assembly 110 and the lower duct assembly 120 may be disposed at lateral sides of the first storage compartment, and the fixing member is configured to mount the upper duct assembly 110 on the first storage bladder 101 in a lateral direction.
The first storage bladder 101 may have a forward article access opening to facilitate access to the first storage compartment.
In order to increase the sealing performance, a first sealing gasket 131 can be arranged between the upper sealing inclined plane and the lower sealing inclined plane, and two sides of the first sealing gasket 131 can be respectively adhered to the upper sealing inclined plane and the lower sealing inclined plane through double-sided adhesive or PE films. When the upper air duct assembly 110 is assembled with the first storage liner 101 through the fixing piece, the upper sealing inclined surface extrudes the first sealing gasket 131, so that the upper sealing inclined surface, the first sealing gasket 131 and the lower sealing inclined surface are tightly pressed, and the sealing performance is enhanced.
In the assembling process of the refrigerator 100, the lower air duct assembly 120 can be firstly installed on the first storage liner 101 through another fixing member, after the lower air duct assembly 120 is completely assembled, the lower end portion of the upper air duct assembly 110 is butted with the upper end portion of the lower air duct assembly 120, so that the upper sealing inclined surface is abutted against the lower sealing inclined surface, then the upper air duct assembly 110 is fixed with the first storage liner 101 through one or more fixing members, and meanwhile, the upper sealing inclined surface is tightly attached to the first sealing gasket and the lower sealing inclined surface.
Further, the refrigerator 100 may further include a damper (not shown), and particularly, the damper may be disposed in the lower duct and configured to be controllably opened or closed to connect or disconnect the lower duct to or from the upper duct. Generally, cooling air flow is conveyed into the lower air duct from bottom to top, and the air door is arranged below the butt joint position of the upper air duct and the lower air duct, so that the air leakage problem possibly occurring due to high air pressure at the butt joint position can be avoided, and the air leakage risk is avoided.
In one embodiment in which the lower duct assembly 120 is disposed at the rear side of the first storage compartment, the lower duct assembly 120 may include a lower front trim 121, an upper end portion of which may include a lower standing portion 121b extending vertically, a first lower inclined portion 121c extending from the lower end of the lower standing portion 121b to the rear lower side, a second lower inclined portion 121d extending from the rear end of the first lower inclined portion 121c to the front lower side, a lower horizontal portion 121e extending from the front end of the second lower inclined portion 121d to the front lower side, and two side standing portions 121f extending upward from the lateral sides of the second lower inclined portion 121d and the lower horizontal portion 121e, respectively, and extending rearward to the front end surface of the lower standing portion 121b, so as to define a receiving space with the lower standing portion 121b, the first lower inclined portion 121c, the second lower inclined portion 121d, the lower horizontal portion 121e by using the two side standing portions 121f, and the aforementioned lower opening 121a is opened on the second lower inclined portion 121d, the upper surface of the second lower inclined portion 121d is located at the periphery of the lower opening 121a to define the aforementioned lower sealing inclined surface, and the lower end of the upper duct assembly 110 is configured to be inserted into the accommodating space, so that the lower end of the upper duct assembly 110 is in sealing engagement with the upper end of the lower front trim 121.
The lower terminal surface of lower front plaque 121 can be formed with a plurality of buckles 120g of horizontal interval distribution, and the diapire of first storing inner bag 101 is formed with draw-in groove (not numbered) one-to-one and the adaptation with a plurality of buckles 120g, and buckle 120g card is located in the draw-in groove that corresponds to make wind channel subassembly 120 in the front and back direction top tightly in first storing inner bag 101 down, the assembly stability of wind channel subassembly 120 under the reinforcing.
As shown in the drawing, a plurality of laterally spaced clips 120g are formed at the front end of the lower end surface of the lower front trim 121, and the clips 120g are located in front of a first seal port 120a described below.
Further, in one embodiment in which the upper duct assembly 110 is disposed at the rear side of the first storage compartment, the upper duct assembly 110 includes an upper duct rear plate 112, a lower end portion of the upper duct rear plate 112 includes an upper standing portion 112b extending vertically, a first upper inclined portion 112c extending obliquely from a lower end of the upper standing portion 112b to the rear lower side, a second upper inclined portion 112d extending obliquely from a rear end of the first upper inclined portion 112c to the front lower side, and an upper horizontal portion 112e extending forwardly from a front end of the second upper inclined portion 112d, the second upper inclined portion 112d is provided with the above-mentioned upper opening 112a, and a lower surface of the second upper inclined portion 112d is located at a periphery of the upper opening 112a to define the above-mentioned upper sealing inclined surface.
When the upper duct unit 110 and the lower duct unit 120 are butted, the lower end portion of the upper duct rear plate 112 is inserted into the accommodating space, so that the upper standing portion 112b abuts against the front end surface of the lower standing portion 121b, the first upper inclined portion 112c abuts against the front end surface of the first lower inclined portion 121c, the second upper inclined portion 112d abuts against the upper end surface of the second lower inclined portion 121d, and the upper horizontal portion 112e abuts against the upper end surface of the lower horizontal portion 121 e. In the present embodiment, by specially designing the upper duct assembly 110 and the lower duct assembly 120 as described above, when the acting force of the fixing member of the upper duct assembly 110 is applied, the plurality of areas around the upper opening 112a and the plurality of areas around the lower opening 121a can be mutually matched and tightly abutted, thereby further increasing the sealing property.
Further, the upper duct assembly 110 further includes an upper duct front plate 111 defining an upper duct with the upper duct rear plate 112, a lower end surface of the upper duct front plate 111 includes a front horizontal end surface 111a extending forward and backward and a rear inclined end surface 111b extending obliquely backward and upward from the front horizontal end surface 111a, a lower end portion of the upper duct front plate 111 is configured to be inserted into the accommodating space so that the front horizontal end surface 111a abuts against an upper end surface of the upper horizontal portion 112e, and the rear inclined end surface 111b abuts against an upper end surface of the second upper inclined portion 112 d; and a communication passage 111c penetrating the rear inclined end surface 111b is opened at the lower end portion of the upper duct front plate 111 to communicate the upper opening 112a with the upper duct. Therefore, the lower end part of the upper air duct front plate 111 is inserted into the accommodating space defined by the lower front decorative plate 121 of the lower air duct assembly 120, so that the lower end part of the upper air duct front plate 111 is matched and abutted above the lower end part of the upper air duct rear plate 112, the acting force on the upper sealing inclined plane and the lower sealing inclined plane is enhanced, and the sealing effect is further ensured.
As shown in the drawings, the refrigerator 100 of the embodiment may further include a second storage liner 102 and another air duct (not shown), where the second storage liner 102 is located below the first storage liner 101, a second storage compartment is defined in the second storage liner 102, and the other air duct is disposed in the second storage liner 102 and configured to deliver air flow to the second storage compartment.
In order to facilitate the sealing connection between the lower air duct assembly 120 and another air duct, the inventor of the present application further performs the following special design on the lower air duct assembly 120 and the first storage liner 101.
The lower duct assembly 120 further includes a lower duct front plate 122 and a lower duct rear plate 123 defining a lower duct with the lower duct front plate 122, an upper end of the lower duct front plate 122 has an outer shape structure matched with an upper end of the lower front decorative plate 121 and another lower opening (not numbered) corresponding to the lower opening 121a, and another sealing ring 132 may be disposed between an outer periphery of the another lower opening and an outer periphery of the lower opening 121a to increase sealing performance.
First sealed cooperation portion is injectd with the lower tip of wind channel back plate 123 down to the lower tip of wind channel front bezel 122 down, first sealed cooperation portion is including the first horizontal segment 120b that extends around lieing in the bottom rear portion, the first transition arc section 120c that extends to the back top by the rear end of first horizontal segment 120b, the first slope section 120d that extends to the back top by first transition arc section 120c, the second transition arc section 120e that extends to the place ahead by the upper end of first slope section 120d and the first straight section 120f that upwards extends by second transition arc section 120e, first sealed interface 120a has been seted up to first slope section 120 d.
The lower end of the first storage inner container 101 is limited with a second sealing matching part which is matched and abutted with the first sealing matching part, the second sealing matching part is provided with a second sealing interface 101a corresponding to the first sealing interface 120a, and the second sealing matching part is respectively in one-to-one correspondence and matched and abutted with the first horizontal section 120b, the first transition arc section 120c, the region of the first inclined section 120d except the first sealing interface 120a, the second transition arc section 120e and the first straight section 120 f. That is to say, the second seal engagement portion includes a second horizontal segment (not shown) located at the rear of the bottom end and extending back and forth, a third transition circular arc segment 101b extending from the rear end of the second horizontal segment to the rear upper side, a second inclined segment 101c extending from the third transition circular arc segment 101b to the rear upper side, a fourth transition circular arc segment 101d extending from the upper end of the second inclined segment 101c to the upper front side, and a second straight segment 101e extending from the fourth transition circular arc segment 101d upward, and the second seal interface 101a is opened on the second inclined segment 101 c.
When lower wind channel subassembly 120 and first storing inner bag 101 assembled, second sealed interface 101a and first sealed interface 120a butt joint, second horizontal segment and first horizontal segment 120b cooperation butt, third transition circular arc section 101b and first transition circular arc section 120c cooperation butt, third slope section and second slope section 101c cooperation butt, second straight section 101e and first straight section 120f cooperation butt.
In the above design, the first sealing engagement portion of the lower air duct assembly 120 and the second sealing engagement portion of the first storage liner 101 are in inclined surface engagement at the joint of the first sealing interface 120a and the second sealing interface 101a, so that the sealing area is increased, and the joint can receive the extrusion force from the buckle 120g when engaging with the slot and the extrusion force when mounting the fixing member, so that each region around the first sealing interface 120a and each region around the second sealing interface 101a are in tight abutting engagement, and the sealing performance at the joint of the lower air duct assembly 120 and the first storage liner 101 is ensured.
As shown in the accompanying drawings, the height of the lower air duct assembly 120 is far smaller than that of the upper air duct assembly 110, and compared with the difficulty of sealing and matching the traditional integrated large air duct assembly and the first storage liner 101, the lower air duct assembly 120 and the first storage liner 101 are in butt joint sealing and matching by converting key sealing positions into small sizes, so that the installation difficulty is greatly reduced, the matching surface is easier to install in place, and the sealing performance can be effectively guaranteed.
As shown in the drawings, the upper duct rear plate 112 includes a rear standing portion 1121 located at the upper end portion thereof and extending vertically, the rear standing portion 1121 is disposed close to the first lateral side of the first storage liner 101, the upper duct front plate 111 may include a front standing portion 111d located right in front of the rear standing portion 1121 and extending vertically upward from above the lower end portion of the upper duct front plate 111 and an upper cross portion 111e extending upward from the upper end of the front standing portion 111d to the second lateral side, the front standing portion 111d and the rear standing portion 1121 define the upper duct, the top end of the upper cross portion 111e is provided with an air supply opening 111f to the first storage compartment, and the upper cross portion 111e and the rear wall of the first storage liner 101 define a top duct communicating the air supply opening 111f with the upper duct. That is, the upper duct front plate 111 is formed in an inverted L shape as a whole, and only occupies a part of the space behind the first storage compartment, and a space is left behind the first storage compartment on the second lateral side of the upper duct front plate 111, so that other components can be conveniently disposed to expand other functions of the refrigerator 100.
The upper duct assembly 110 further includes an upper front decorative plate 114 covering a front side of a space below the upper duct front plate 111 and the upper cross portion 111e, so as to shield the space below the upper duct front plate 111 and the upper cross portion 111e, thereby improving aesthetic property. The air supply opening 111f formed in the top end of the upper transverse portion 111e can be provided with a forward opening and a top opening, the upper front decorative plate 114 is matched with the upper transverse portion 111e to shield the forward opening of the air supply opening 111f, so that air flows from the top opening of the air supply opening 111f to the first storage compartment, and the air supply opening 111f is hidden behind the upper front decorative plate 114.
In addition, the present embodiment utilizes the upper front decorative plate 114 and the rear wall of the first storage container 101 to define a remaining space by designing the upper duct assembly 110 as above, and can be used to arrange other components, such as an ice-making evaporator.
The lower air duct assembly 120 is communicated with another air duct accessible connecting air duct assembly 10, the connecting air duct assembly 10 can be set to extend from one lateral side of the second storage liner 102 to the butt joint with the second sealing interface 101a of the first storage liner 101 in an upward inclined manner, that is, the butt joint position of the connecting air duct assembly 10 and the second storage liner 102 is located on the first lateral side of the second storage liner 102, so as to be closer to the second sealing interface 101a of the second storage liner 102, the butt joint is convenient, the sight of the butt joint position of the second storage liner 102 and the connecting air duct assembly 10 is clearer, and the installation operation is easy for an operator to execute.
The upper front decorative plate 114 and the upper duct rear plate 112 in the upper duct assembly 110 may be plastic pieces, the upper duct front plate 111 may be a foam piece, and the upper duct assembly 110 may further include a heat insulation plate 113 to prevent condensation of the upper duct assembly 110. The heat insulation board 113 is attached to the rear portion of the upper air duct rear board 112, and the lower end portion of the heat insulation board 113 is configured to be matched with the lower end portion of the upper air duct rear board 112 and inserted into the accommodating space defined by the lower front decorative board 121 of the lower air duct assembly 120. The insulation board 113 may be a polyethylene board (Pe board) instead of a conventional polystyrene foam insulation board to reduce the space occupation.
Lower front plaque 121 in lower wind channel subassembly 120 can be the working of plastics, and lower wind channel front bezel 122 and lower wind channel back plate 123 all can be the foam spare, because the temperature of the air current that gets into in the wind channel down is lower, through setting up two foam spares to strengthen its heat preservation effect, correspondingly, the rear side of lower wind channel back plate 123 can be attached with another Pe board (not shown), in order to avoid the condensation to produce.
As shown in fig. 1, in the refrigerator 100 of this embodiment, the second storage liner 102 may be located obliquely below the first storage liner 101, the refrigerator 100 may further include a third storage liner 103 laterally distributed with the second storage liner 102, the third storage liner 103 is close to a first lateral side of the second storage liner 102, and the third storage liner 103 defines a third storage compartment.
The first storage liner 101 may be a refrigerating liner, the second storage liner 102 and the third storage liner 103 may be a freezing liner and a temperature-changing liner, respectively, and the temperature of the third storage compartment may be adjusted between refrigerating and freezing.
Thus, it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been illustrated and described in detail herein, many other variations or modifications consistent with the principles of the invention may be directly determined or derived from the disclosure of the present invention without departing from the spirit and scope of the invention. Accordingly, the scope of the invention should be understood and interpreted to cover all such other variations or modifications.
Claims (10)
1. A refrigerator, comprising:
the first storage inner container is internally provided with a first storage compartment;
the upper air duct assembly and the lower air duct assembly are arranged in the first storage liner, an upper air duct communicated with the first storage compartment is defined by the upper air duct assembly, and a lower air duct is defined by the lower air duct assembly;
the upper air duct assembly is mounted on the first storage liner through a fixing piece, the lower end part of the upper air duct assembly is provided with an upper opening communicated with the upper air duct and an upper sealing inclined plane positioned on the periphery of the upper opening, and the upper end part of the lower air duct assembly is provided with a lower opening corresponding to the upper opening and communicated with the lower air duct and a lower sealing inclined plane positioned on the periphery of the lower opening and corresponding to the upper sealing inclined plane;
the upper sealing inclined plane is matched with the lower sealing inclined plane, so that the upper sealing inclined plane and the lower sealing inclined plane are pressed tightly when the upper air duct assembly is subjected to the acting force of the fixing piece.
2. The refrigerator of claim 1, further comprising:
the air door is arranged in the lower air duct and is configured to be opened or closed in a controlled manner so as to connect or disconnect the lower air duct and the upper air duct;
the first sealing gasket is arranged between the upper sealing inclined plane and the lower sealing inclined plane.
3. The refrigerator of claim 1, wherein
The lower air duct assembly is arranged at the rear side of the first storage compartment and comprises a lower front decorative plate, and the upper end part of the lower front decorative plate comprises:
a lower vertical part extending vertically;
a first downward inclined portion extending rearward and downward from a lower end of the lower standing portion;
the second lower inclined part extends from the rear end of the first lower inclined part to the front lower part and is provided with the lower opening, and the upper surface of the second lower inclined part is positioned on the periphery of the lower opening to limit the lower sealing inclined surface;
a lower horizontal portion extending forward from a front end of the second downward inclined portion; and
the two side vertical parts respectively extend upwards from the two transverse sides of the second downward inclined part and the lower horizontal part and extend backwards to the front end surface of the downward vertical part so as to utilize the two side vertical parts, the downward vertical part, the first downward inclined part, the second downward inclined part and the lower horizontal part to define an accommodating space;
the lower end of the upper duct assembly is configured to be inserted into the receiving space.
4. The refrigerator of claim 3, wherein
Go up the wind channel subassembly set up in the rear side of first storing compartment, it includes the wind channel back plate to go up the wind channel subassembly, the lower tip of going up the wind channel back plate includes:
an upper vertical part extending vertically;
a first upper inclined portion extending obliquely rearward and downward from a lower end of the upper standing portion;
the second upper inclined part extends obliquely from the rear end of the first upper inclined part to the front lower part and is provided with the upper opening, and the lower surface of the second upper inclined part is positioned on the periphery of the upper opening to limit the upper sealing inclined surface;
an upper horizontal part extending forward from a front end of the second upper inclined part;
the lower end part of the upper air duct rear plate is inserted into the accommodating space, so that the upper standing part abuts against the front end surface of the lower standing part, the first upper inclined part abuts against the front end surface of the first lower inclined part, the second upper inclined part abuts against the upper end surface of the second lower inclined part, and the upper horizontal part abuts against the upper end surface of the lower horizontal part.
5. The refrigerator of claim 4, wherein
The upper air duct assembly further comprises an upper air duct front plate which defines the upper air duct together with the upper air duct rear plate, and the lower end surface of the upper air duct front plate comprises a front horizontal end surface extending forwards and backwards and a rear inclined end surface extending from the front horizontal end surface to the rear upper side in an inclined manner;
the lower end part of the upper air duct front plate is inserted into the accommodating space, so that the front horizontal end surface abuts against the upper end surface of the upper horizontal part, and the rear inclined end surface abuts against the upper end surface of the second upper inclined part; and the lower end part of the upper air duct front plate is provided with a communicating channel which penetrates through the rear inclined end face so as to communicate the upper opening with the upper air duct.
6. The refrigerator of claim 5, wherein
The upper air duct rear plate comprises a vertically extending rear vertical part which is positioned at the upper end part of the upper air duct rear plate, and the rear vertical part is arranged close to the transverse first side of the first storage liner;
go up wind channel front bezel includes:
the front vertical part is positioned right in front of the rear vertical part, vertically extends upwards from the upper part of the lower end part of the upper air duct front plate, and defines the upper air duct with the rear vertical part;
the upper transverse part extends upwards from the upper end of the front vertical part and then extends towards the transverse second side, an air supply opening for supplying air to the first storage compartment is formed in the top end of the upper transverse part, and an air jacking channel for communicating the air supply opening with the upper air channel is defined by the upper transverse part and the rear wall of the first storage inner container.
7. The refrigerator of claim 6, wherein
The upper air duct assembly further comprises an upper front decorative plate which covers the front side of the space below the upper air duct front plate and the upper transverse part, so that a residual space is defined by the upper front decorative plate and the rear wall of the first storage liner.
8. The refrigerator of claim 3, wherein
The lower end face of the lower front decorative plate is provided with a plurality of buckles which are distributed at intervals, the bottom wall of the first storage inner container is provided with a pair of clamping grooves which are matched with the plurality of buckles in a one-to-one mode, and the buckles are clamped in the corresponding clamping grooves.
9. The refrigerator of claim 3, further comprising:
the second storage inner container is positioned below the first storage inner container, and a second storage chamber is defined in the second storage inner container;
the other air duct is arranged in the second storage inner container and is configured to convey air flow to the second storage compartment;
the lower air duct assembly further comprises a lower air duct front plate and a lower air duct rear plate which defines the lower air duct together with the lower air duct front plate, and a first sealing matching part is defined by the lower end part of the lower air duct front plate and the lower end part of the lower air duct rear plate;
the first sealing matching part comprises a first horizontal section, a first transition arc section, a first inclined section, a second transition arc section and a first straight section, the first horizontal section is positioned at the rear part of the bottom end and extends forwards and backwards, the first transition arc section extends backwards and upwards from the rear end of the first horizontal section, the first inclined section extends backwards and upwards from the first transition arc section, the second transition arc section extends upwards and forwards from the upper end of the first inclined section, and the first straight section extends upwards from the second transition arc section;
the lower end part of the first storage inner container is limited with a second sealing matching part which is matched and abutted with the first sealing matching part, the second sealing matching part is provided with a second sealing interface corresponding to the first sealing interface, and the second sealing matching part is respectively in one-to-one correspondence and matched and abutted with the first horizontal section, the first transition arc section, the first inclined section except for the area of the first sealing interface, the second transition arc section and the first straight section.
10. The refrigerator of claim 9, further comprising:
and the connecting air duct assembly is arranged to extend from one transverse side of the second storage inner container to the butt joint with the second sealing interface in an upward inclined mode so as to communicate the lower air duct with the other air duct.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110441321.5A CN113218121B (en) | 2021-04-23 | 2021-04-23 | Refrigerator with a door |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110441321.5A CN113218121B (en) | 2021-04-23 | 2021-04-23 | Refrigerator with a door |
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| Publication Number | Publication Date |
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| CN113218121A CN113218121A (en) | 2021-08-06 |
| CN113218121B true CN113218121B (en) | 2022-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110441321.5A Active CN113218121B (en) | 2021-04-23 | 2021-04-23 | Refrigerator with a door |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114739096A (en) * | 2022-03-31 | 2022-07-12 | 青岛海尔电冰箱有限公司 | Split type air duct assembly for refrigerator and refrigerator with same |
| CN217465087U (en) * | 2022-03-31 | 2022-09-20 | 青岛海尔电冰箱有限公司 | Refrigerator with a door |
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| CN2126649Y (en) * | 1992-07-01 | 1993-01-27 | 虞同健 | Duct structure of single-door intermittent cooling type refrigerator |
| KR20040057345A (en) * | 2002-12-26 | 2004-07-02 | 삼성전자주식회사 | Refrigerator |
| CN201377908Y (en) * | 2009-02-25 | 2010-01-06 | 卢兴家 | Normal pressure multi-purpose pneumatic conveying heating boiler |
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| Publication number | Publication date |
|---|---|
| CN113218121A (en) | 2021-08-06 |
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