WO2019019156A1

WO2019019156A1 - Refrigerator

Info

Publication number: WO2019019156A1
Application number: PCT/CN2017/094925
Authority: WO
Inventors: 司增强; 邵阳; 王金财; 杨广卿
Original assignee: 合肥华凌股份有限公司; 合肥美的电冰箱有限公司; 美的集团股份有限公司
Priority date: 2017-07-26
Filing date: 2017-07-28
Publication date: 2019-01-31
Also published as: CN107421209A; CN107421209B

Abstract

Disclosed is a refrigerator, comprising an ice-making compartment (101), an air channel assembly, and an evaporator (206) for providing cooling capacity for the refrigerator. The ice-making compartment (101) comprises a first air inlet (103), a first air return port (104), a first chamber (105) for making ice, and a second chamber (106) for storing ice, the first chamber (105) being in communication with the second chamber (106). The first air inlet (103) is in communication with the first chamber (105), and the first air return port (104) is in communication with the first chamber (105) and the second chamber (106), respectively. The air duct assembly is used to connect an air outlet of the evaporator (206) with the first air inlet (103), and to connect the first air return port (104) with an air inlet of the evaporator (206). The refrigerator solves the problem of the ice-making capacity of the ice-making compartment (101) being reduced due to the loss of cooling capacity.

Description

Refrigerator

Technical field

The invention relates to the technical field of refrigerators, and in particular to a refrigerator.

Background technique

The refrigerator is a widely used storage device. In order to meet the diversified requirements of users, many refrigerators have an ice making room to realize the ice making function of the refrigerator. The ice making compartment is provided with an ice making machine and an ice storage box. In the prior art, the cold air entering the ice making compartment is evenly distributed around the ice making machine and around the ice storage box. The disadvantage of the above technical solution is that the same ice making temperature and ice storage temperature cause the loss of cooling during the ice making process, and the ice making amount is reduced.

Summary of the invention

SUMMARY OF THE INVENTION A primary object of the present invention is to provide a refrigerator which is intended to solve the problem of a reduction in the amount of ice produced in the ice making compartment of a refrigerator in the prior art due to loss of cooling capacity.

In order to achieve the above object, a refrigerator provided by the present invention includes an ice making compartment, an air duct assembly, and an evaporator for providing a cooling capacity to the refrigerator; the ice making chamber includes a first air inlet, a first air return, and ice making a first chamber and a second chamber for storing ice, the first chamber being in communication with the second chamber; the first air inlet communicating with the first chamber, the first The air return port is respectively connected to the first chamber and the second chamber; the air duct assembly is configured to communicate an air outlet of the evaporator with the first air inlet, and the first back The tuyere is in communication with the air inlet of the evaporator.

Preferably, the ice making chamber includes a wind direction guide for separating the first chamber and the second chamber, and the wind direction guide is formed with a communication between the first chamber and the second The communication port of the chamber.

Preferably, the ice making chamber is disposed in a door body of the refrigerator, and a compartment having an opening is formed inside the cabinet of the refrigerator, and the evaporator is accommodated in the compartment.

Preferably, the air duct assembly includes an air inlet duct and a return air duct, and the air inlet duct communicates an air outlet of the evaporator with the first air inlet, and the return air duct The first air return port is in communication with the air inlet of the evaporator; the refrigerator is further provided with a fan for forming a cooling circulation between the evaporator and the ice making chamber.

Preferably, the air duct assembly is disposed in a side wall of the case.

Preferably, a sidewall of the casing is formed with a second air inlet and a second air outlet, and an outlet of the inlet duct is docked with the second air inlet, and the inlet and the inlet of the return air duct The first air inlet is docked; the second air inlet is docked with the first air inlet, and the second air inlet is docked with the first air return.

Preferably, the fan is disposed in the return air duct.

Preferably, the first chamber and the second chamber are juxtaposed, and the same side wall of the ice making chamber is provided with a first wind hole and a second air hole, and the first air inlet passes through the first An air hole is in communication with the first chamber, and the first air return port communicates with the first chamber through the second air hole.

Preferably, a side of the ice making chamber facing the cabinet is provided with an ice making compartment door for opening or closing the ice making compartment.

Preferably, the position of the ice making chamber door corresponding to the closing of the first chamber is provided with an insulating layer.

In the technical solution of the present invention, the ice making compartment of the refrigerator includes a first chamber for making ice and a second chamber for storing ice, the first chamber is connected to the second chamber, and the first air inlet and the first chamber a chamber is connected, the first air return port is respectively connected with the first chamber and the second chamber, the air duct assembly connects the air outlet of the evaporator with the first air inlet, and the first air inlet and the evaporator are inserted The tuyere is connected so that the cold air provided by the evaporator enters from the first chamber and then flows out from the first chamber and the second chamber respectively. Therefore, the ice making chamber is used for ice making, and the cold is used for The cold storage of ice storage is less, which is beneficial to reduce the loss of cold during the ice making process and increase the amount of ice making.

DRAWINGS

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the description of the prior art will be briefly described below. Obviously, the drawings in the following description are only It is a certain embodiment of the present invention, and those skilled in the art can obtain other drawings according to the structures shown in the drawings without any creative work.

1 is a schematic structural view of an embodiment of a refrigerator according to the present invention;

2 is a schematic structural view of a door body in the refrigerator shown in FIG. 1;

Figure 3 is a schematic view showing the structure of the door body removing the ice making compartment door shown in Figure 2;

4 is a schematic structural view of another angle of the door body shown in FIG. 3;

Figure 5 is a schematic view showing the structure of the door body of Figure 3 at another angle;

Figure 6 is a schematic view of the air duct of the refrigerator shown in Figure 1;

Figure 7 is a schematic illustration of another angle of the air duct of Figure 6.

Description of the reference numerals:

标号 Label	名称 Name	标号 Label	名称 Name
100 100	门体 Door body	101 101	制冰室 Ice making room
102 102	制冰室门 Ice making door	103 103	第一进风口 First air inlet
104 104	第二进风口 Second air inlet	105 105	第一腔室 First chamber
106 106	第二腔室 Second chamber	107 107	风向引导件 Wind direction guide
108 108	连通口 Connecting port	109 109	第一风孔 First wind hole
110 110	第二风孔Second air hole	111 111	第三风孔 Third wind hole
112 112	制冰机 Ice maker	113 113	储冰盒 Ice storage box
200 200	箱体 Box	201 201	第二进风口 Second air inlet
202 202	第二回风口Second return air outlet	203 203	入风风道 Wind tunnel
204 204	回风风道 Return air duct	205 205	风机 Fan
206 206	蒸发器 Evaporator

The implementation, functional features, and advantages of the present invention will be further described in conjunction with the embodiments.

Detailed ways

The technical solutions in the embodiments of the present invention are clearly and completely described in the following with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.

It should be noted that all directional indications (such as up, down, left, right, front, back, ...) in the embodiments of the present invention are only used to explain between components in a certain posture (as shown in the drawing). Relative positional relationship, motion situation, etc., if the specific posture changes, the directional indication also changes accordingly.

In addition, the descriptions of "first", "second", and the like in the present invention are used for the purpose of description only, and are not to be construed as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Thus, features defining "first" and "second" may include at least one of the features, either explicitly or implicitly. In the description of the present invention, the meaning of "a plurality" is at least two, such as two, three, etc., unless specifically defined otherwise.

In the present invention, the terms "connected", "fixed" and the like should be understood broadly, unless otherwise clearly defined and limited. For example, "fixed" may be a fixed connection, or may be a detachable connection, or may be integrated; It may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and may be an internal connection of two elements or an interaction relationship of two elements unless explicitly defined otherwise. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood on a case-by-case basis.

In addition, the technical solutions between the various embodiments of the present invention may be combined with each other, but must be based on the realization of those skilled in the art, and the combination of technical solutions should be considered when the combination of technical solutions is contradictory or impossible to implement. It does not exist and is not within the scope of protection required by the present invention.

The invention proposes a refrigerator.

1 to 7, in order to achieve the above object, in an embodiment of the present invention, the refrigerator includes an ice making chamber 101, a duct assembly, and an evaporator 206 for providing a cooling capacity to the refrigerator; the ice making chamber 101 includes a first air inlet 103, a first air return 104, and a first chamber 105 for making ice and a second chamber 106 for storing ice, the first chamber 105 and the second chamber 106 communicating; the first air inlet 103 is in communication with the first chamber 105, and the first air return 104 is in communication with the first chamber 105 and the second chamber 106, respectively; The assembly is configured to communicate the air outlet of the evaporator 206 with the first air inlet 103 and to communicate the first air return 104 with the air inlet of the evaporator 206.

In the technical solution of the present invention, the ice making chamber 101 of the refrigerator includes a first chamber 105 for making ice and a second chamber 106 for storing ice, and the first chamber 105 is in communication with the second chamber 106. An air inlet 103 communicates with the first chamber 105. The first air return 104 communicates with the first chamber 105 and the second chamber 106 respectively. The air duct assembly connects the air outlet of the evaporator 206 with the first air inlet 103. And communicating the first air return 104 with the air inlet of the evaporator 206 such that the cold air provided by the evaporator 206 enters from the first chamber 105 and then flows out from the first chamber 105 and the second chamber 106, respectively In the ice making chamber 101, the amount of cold used for making ice is large, and the amount of cold for storing ice is small, which is advantageous for reducing the loss of cooling during the ice making process and increasing the amount of ice making.

The ice making chamber 101 may be disposed in any one of the cabinet 200 and the door body 100 of the refrigerator. The ice making machine 112 is disposed in the first chamber 105 of the ice making chamber 101, and the ice storage device is disposed in the second chamber 106. The box 113, the ice made by the ice maker 112, is turned over into the ice bank 113. The first chamber 105 and the second chamber 106 may be in complete communication or only partially connected. When the first chamber 105 and the second chamber 106 are partially in communication, it is easier to control the amount of cold entering the second chamber 106. In the present embodiment, the manner in which the first chamber 105 and the second chamber 106 are partially connected is employed.

Referring again to FIGS. 3-7, preferably, the ice making chamber 101 includes a wind direction guide 107 for separating the first chamber 105 and the second chamber 106, the wind direction guide 107 A communication port 108 that connects the first chamber 105 and the second chamber 106 is formed. The wind direction guide 107 can guide cold air from the first air inlet 103 to the side of the ice maker 112 facing away from the first air inlet 103, and further guide the cold air to the connection of the first chamber 105 and the second chamber 106. So that the cold air is evenly guided around the ice maker 112 and evenly distributed around the ice making grid to ensure the consistency of the ice cubes. Specifically, the wind direction guiding member 107 can be fixedly connected or detachably connected to the ice maker 112 to facilitate the fixing of the guiding member. Of course, the wind direction guiding member 107 can also be fixedly connected to the wall surface of the ice making chamber 101 or adopt other The fixing method is fixedly connected to the ice making chamber 101.

Referring to FIG. 5 to FIG. 7, the communication port 108 is configured to communicate with the first chamber 105 and the second chamber 106. The communication port 108 may be a fixed through hole formed in the wind direction guide 107 (the shape of the through hole) Not limited to), it may also be a damper, and the temperature in the second chamber 106 can be controlled by opening and closing of the damper. Specifically, a temperature sensor for detecting the temperature in the second chamber 106 may be provided. When detecting that the temperature in the second chamber 106 reaches the set temperature interval, the damper is closed, and the cooling of the cold air to the second chamber 106 is stopped. In order to further save the cooling capacity of the ice making and increase the ice making amount, when the temperature in the second chamber 106 does not reach the set temperature interval, the damper is opened to deliver the cold air to the second chamber 106, so that the second chamber 106 is made. The temperature inside meets the need for ice storage.

More preferably, the ice making chamber 101 is provided in the door body 100 of the refrigerator, and a compartment having an opening is formed inside the casing 200 of the refrigerator, and the evaporator 206 is accommodated in the compartment. The ice making chamber 101 may be disposed on a side of the refrigerator door body 100 near or away from the compartment. The evaporator 206 is used to supply cold air to the ice making chamber 101, and the cold air source of the ice making chamber 101 is not limited, for example, The cold air of the ice chamber 101 may be provided by any one of the refrigerator compartment evaporator 206, the freezer compartment evaporator 206, the variable greenhouse evaporator 206, or may be provided by a separate ice making evaporator 206, and may also be provided by a refrigerating compartment and freezing. A common evaporator 206 of the chamber or other plurality of compartments is provided.

Referring again to FIG. 1, further, the air duct assembly includes an air inlet duct 203 and a return air duct 204, and the air inlet duct 203 connects the air outlet of the evaporator 206 with the first air inlet. 103, the return air duct 204 communicates the first air return 104 with an air inlet of the evaporator 206; the refrigerator is further provided with a fan 205, and the fan 205 is used for the evaporator A cooling cycle is formed between the 206 and the ice making chamber 101. In this embodiment, the number of the inlet air duct 203, the return air duct 204, the first air inlet 103, and the first air return 104 is one. It is easy to understand that the number of the inlet air duct 203, the return air duct 204, the first air inlet 103, and the first air return 104 is not limited thereto, and any number is included in the protection scope of the present invention. The provision of the plurality of first air inlets 103 and the plurality of first air return openings 104 facilitates precise temperature control within the ice making chamber 101.

Further, the air duct assembly is disposed in a side wall of the case 200. In order to prevent the air duct assembly from occupying the storage space of the compartment and maintaining the air duct arrangement position of the air duct assembly, the air duct assembly may be disposed in the wall thickness range of the side wall of the cabinet 200, and the arrangement may also avoid the air passage. The cooling capacity of the component is lost. Of course, the air duct assembly can also be distributed in the compartment of the cabinet 200.

Referring to FIG. 1 again, in particular, a second air inlet 201 and a second air return port 202 are formed on a side wall of the casing 200, and an outlet of the air inlet duct 203 is docked with the second air inlet 201. The inlet of the return air duct 204 is in contact with the first air return opening 104; when the door body 100 is closed, the second air inlet 201 is docked with the first air inlet 103, the second back The tuyere 202 is docked with the first return air inlet 104. When the door body 100 is closed, the structure in which the second air inlet 201 is butted against the first air inlet 103 and the structure in which the second air return port 202 is in contact with the first air return port 104 can prevent the air passage of the ice making chamber 101 from following the refrigerator door body 100. The opening and closing is stretched or squeezed, and the internal structure of the refrigerator is more beautiful.

When the door body 100 is closed, cold air flows from the air outlet of the evaporator 206 into the inlet of the air duct 203, and flows into the first air inlet 103 from the second air inlet 201 located on the side wall of the cabinet 200, and then from the first air inlet. The 103 flows into the first chamber 105 for making ice, and the cold air is uniformly guided to the periphery of the ice maker 112 by the guiding action of the wind direction guide 107, and is evenly distributed around the ice making grid. Then, the cold air is divided into two parts according to the flow direction, wherein a part of the cold air flows from the first air hole 109 located on the first chamber 105 and communicating with the first air return port 104 to the first air return port 104; another part of the cold air from the wind direction guide The communication port 108 on the 107 flows into the second chamber 106 to lower the temperature around the ice bank 113, and then flows from the second air hole 110 located on the second chamber 106 and communicating with the first air return port 104 to the first time. Tuyere 104. The cold air of the first air return 104 flows into the inlet of the return air duct 204 through the second air return port 202 on the side wall of the tank 200, and flows into the air inlet of the evaporator 206 from the outlet of the return air duct 204.

Preferably, the fan 205 is disposed in the return air duct 204, and the fan 205 is configured to guide the hot air flowing out of the ice making chamber 101 to the evaporator 206, and the fan 205 is disposed in the return air duct 204, which is beneficial to the fan 205. The force of extracting hot air from the first chamber 105 and the second chamber 106 is enhanced to facilitate the flow of hot air from the first chamber 105 and the second chamber 106 to achieve cold between the evaporator 206 and the ice making chamber 101. Volume loop.

More preferably, the first chamber 105 and the second chamber 106 are juxtaposed, and the first sidewall of the ice making chamber 101 is provided with a first air hole 109 and a second air hole 110, the first The air inlet 103 communicates with the first chamber 105 through the first air hole 109, and the first air return port 104 communicates with the first chamber 105 through the second air hole 110. Specifically, the first chamber 105 and the second chamber 106 may be arranged side by side, and the position at which the first air inlet 103 communicates with the first chamber 105 is not limited. The communication position of the first air return 104 with the first chamber 105 and the second chamber 106 is not limited.

As shown in FIG. 7, in the present embodiment, the first air inlet 103 communicates with the side wall of the first chamber 105, the first air return 104 and the side wall of the first chamber 105 and the side of the second chamber 106. The walls are connected separately. The first air hole 109 and the second air hole 110 are opened on the same side wall of the first chamber 105, and the communication port 108 of the first chamber 105 and the second chamber 106 is formed on the bottom wall of the first chamber 105. Therefore, the air inlet and the air outlet of the first chamber 105 are located on the same side, and the cold air enters from one side of the first chamber 105 and is blown to the other side of the first chamber 105, and the cold air is blown by the fan 205. Then, it flows out from the air inlet side of the first chamber 105 so that the cold air is sufficiently circulated in the first chamber 105. The wind direction guide 107 can form a cold air passage around the ice maker 112, and the cold air passage is wound above the water surface of the ice maker 112 to the back of the ice maker 112 (from the air inlet side of the first chamber 105), and then from the ice making The back of the machine 112 is wound to the bottom of the ice maker 112 to prevent cold wind from blowing toward the water to affect the ice making process, and to distribute the cold air evenly on the top, bottom and sides of the ice maker 112. The first air hole 109 and the side wall of the second air hole 110 may further define a third air hole 111, and the first air return 104 passes through the third air hole 111 and the first The two chambers 106 are in communication, and the second air holes 110 and the third air holes 111 are located on the same side of the ice making chamber 101, which facilitates the setting of the first air return opening 104.

Further, an ice making chamber door 102 for opening or closing the ice making chamber 101 is disposed on a side of the ice making chamber 101 facing the cabinet 200. The ice making compartment door 102 forms a closed space of the ice making compartment 101 to prevent heat exchange between the cold air in the ice making compartment 101 and the outside air, thereby reducing the loss of cooling capacity. The connection between the ice making compartment door 102 and the ice making compartment 101 is not limited, and may be a snap connection, a sliding connection or a hinge connection. In the embodiment, the ice making compartment door 102 is rotatably connected to the side wall of the ice making compartment 101. The ice making compartment door 102 is also provided with a door handle that facilitates opening or closing the ice making compartment door 102.

Specifically, an insulation layer is disposed at a position corresponding to the first chamber 105 of the ice making compartment door 102. In the prior art, since the space for making ice and the space for storing ice are not separated, or the temperatures of the two are similar, it is necessary to provide an insulation layer on the entire ice making door 102 to prevent loss of cooling. In the invention, only part of the cold air enters the ice storage space, the ice storage temperature is lower than the ice making temperature, and the ice storage temperature is close to the temperature of the refrigerator compartment 200, so that the first closure of the ice making compartment door 102 can be performed only first. The insulation layer can be disposed at the position of the chamber 105 to avoid the loss of the cooling capacity. The ice making compartment 101 may be disposed at a position corresponding to the closed refrigerating compartment, the freezing compartment or any other compartment of the door body 100. In the present embodiment, the ice making compartment 101 is provided at a position corresponding to the closed refrigerating compartment of the door body 100.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the invention, and the equivalent structural transformation, or direct/indirect use, of the present invention and the contents of the drawings are used in the inventive concept of the present invention. It is included in the scope of the patent protection of the present invention in other related technical fields.

Claims

A refrigerator, comprising: an ice making compartment, a duct assembly, and an evaporator for providing a cooling capacity to the refrigerator; the ice making compartment includes a first air inlet, a first air return, and a second for ice making a chamber and a second chamber for storing ice, the first chamber being in communication with the second chamber; the first air inlet communicating with the first chamber, the first air return Separating with the first chamber and the second chamber respectively; the air duct assembly is configured to communicate an air outlet of the evaporator with the first air inlet, and the first air outlet is The air inlet of the evaporator is connected.
The refrigerator according to claim 1, wherein said ice making chamber includes a wind direction guide for partitioning said first chamber and said second chamber, and said wind direction guide is formed with a communication portion A communication port of the first chamber and the second chamber.
The refrigerator according to claim 1, wherein the ice making chamber is provided in a door body of the refrigerator, and a compartment having an opening is formed inside the cabinet of the refrigerator, and the evaporator is accommodated in the room room.
The refrigerator according to claim 3, wherein the air duct assembly comprises an air inlet duct and a return air duct, and the air inlet duct has an air outlet of the evaporator and the first air inlet Connected, the return air duct communicates the first air return port with an air inlet of the evaporator; the refrigerator is further provided with a fan for using the evaporator and the ice making chamber A cooling cycle is formed between them.
A refrigerator according to claim 4, wherein said duct assembly is provided in a side wall of said casing.
The refrigerator according to claim 5, wherein a second air inlet and a second air return port are formed on a side wall of the box body, and an outlet of the air inlet duct is butted to the second air inlet. The inlet of the return air duct is in contact with the first air return port; when the door body is closed, the second air inlet is docked with the first air inlet, the second air return port and the first air inlet The return air outlet is docked.
The refrigerator according to claim 4, wherein the fan is disposed in the return air duct.
The refrigerator according to claim 1, wherein the first chamber and the second chamber are juxtaposed, and the same side wall of the ice making chamber is provided with a first wind hole and a second air hole. The first air inlet communicates with the first chamber through the first air hole, and the first air return port communicates with the first chamber through the second air hole.
The refrigerator according to claim 2, wherein the first chamber and the second chamber are juxtaposed, and the same side wall of the ice making chamber is provided with a first wind hole and a second air hole. The first air inlet communicates with the first chamber through the first air hole, and the first air return port communicates with the first chamber through the second air hole.
The refrigerator according to claim 3, wherein the first chamber and the second chamber are juxtaposed, and the same side wall of the ice making chamber is provided with a first wind hole and a second air hole. The first air inlet communicates with the first chamber through the first air hole, and the first air return port communicates with the first chamber through the second air hole.
The refrigerator according to claim 4, wherein the first chamber and the second chamber are juxtaposed, and the same side wall of the ice making chamber is provided with a first wind hole and a second air hole. The first air inlet communicates with the first chamber through the first air hole, and the first air return port communicates with the first chamber through the second air hole.
The refrigerator according to claim 5, wherein the first chamber and the second chamber are juxtaposed, and the same side wall of the ice making chamber is provided with a first wind hole and a second air hole. The first air inlet communicates with the first chamber through the first air hole, and the first air return port communicates with the first chamber through the second air hole.
The refrigerator according to claim 6, wherein the first chamber and the second chamber are juxtaposed, and the same side wall of the ice making chamber is provided with a first wind hole and a second air hole. The first air inlet communicates with the first chamber through the first air hole, and the first air return port communicates with the first chamber through the second air hole.
The refrigerator according to claim 7, wherein the first chamber and the second chamber are juxtaposed, and the same side wall of the ice making chamber is provided with a first wind hole and a second air hole. The first air inlet communicates with the first chamber through the first air hole, and the first air return port communicates with the first chamber through the second air hole.
The refrigerator according to claim 3, wherein a side of the ice making chamber facing the casing is provided with an ice making compartment door for opening or closing the ice making compartment.
The refrigerator according to claim 4, wherein a side of the ice making chamber facing the casing is provided with an ice making compartment door for opening or closing the ice making compartment.
The refrigerator according to claim 5, wherein a side of the ice making chamber facing the casing is provided with an ice making compartment door for opening or closing the ice making compartment.
The refrigerator according to claim 6, wherein a side of the ice making chamber facing the casing is provided with an ice making compartment door for opening or closing the ice making compartment.
The refrigerator according to claim 7, wherein a side of the ice making chamber facing the casing is provided with an ice making compartment door for opening or closing the ice making compartment.
The refrigerator according to claim 15, wherein a position of the ice making chamber door corresponding to the closing of the first chamber is provided with an insulating layer.