CN214307833U

CN214307833U - Liquid refrigerating device and refrigerator with same

Info

Publication number: CN214307833U
Application number: CN202023341067.1U
Authority: CN
Inventors: 朱世奇; 许星; 李平
Original assignee: TCL Home Appliances Hefei Co Ltd
Current assignee: TCL Home Appliances Hefei Co Ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-09-28
Anticipated expiration: 2030-12-30

Abstract

The utility model discloses a liquid refrigerating plant and refrigerator that has it belongs to domestic appliance technical field. The liquid refrigerating device is arranged in a refrigerating chamber of the refrigerator and comprises: the outer shell is arranged in the refrigerating chamber and is provided with a cavity with one side opened; the container is rotatably arranged in the cavity and is internally provided with at least one liquid accommodating cavity, and the container is also provided with an opening for placing liquid to be cooled into the liquid accommodating cavity; and the driving assembly is connected with the container so as to drive the container to rotate. The utility model provides a liquid refrigerating plant can be with liquid refrigeration fast in cold-stored room.

Description

Liquid refrigerating device and refrigerator with same

Technical Field

The utility model relates to the technical field of household appliances, in particular to liquid refrigerating plant and have its refrigerator.

Background

In summer, the beverage refrigerated at low temperature is popular with the public, but the common household refrigerator cannot quickly reduce the temperature of the beverage to comfortable and delicious temperature. Therefore, beer or beverage is generally put into a refrigerator in advance to be cooled and taken out when it is to be drunk. Alternatively, some users put the beverage into a freezer for rapid cooling, but may cause the beverage to completely freeze or pop.

Therefore, it is difficult to rapidly cool the beverage in the existing household refrigerator.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a liquid refrigerating plant and have its refrigerator, aim at solving among the prior art domestic refrigerator and be difficult to with the quick cryogenic technical problem of beverage.

In order to achieve the above object, the utility model provides a liquid refrigerating plant sets up in the cold-stored room of refrigerator, and liquid refrigerating plant includes:

the outer shell is arranged in the refrigerating chamber and is provided with a cavity with one side opened;

the container is rotatably arranged in the cavity and is internally provided with at least one liquid accommodating cavity, and the container is also provided with an opening for placing liquid to be cooled into the liquid accommodating cavity; and

and the driving assembly is connected with the container to drive the container to rotate.

Optionally, the outer housing is movably disposed within the refrigerated compartment.

Optionally, the outer shell has an air supply outlet communicated with an air supply duct of the refrigerator;

and the liquid refrigerating apparatus further comprises:

and the air door is arranged on the outer shell and can move between an opening position for opening the air supply outlet and a closing position for closing the air supply outlet.

Optionally, the method further includes:

the first temperature sensor is arranged between the air supply outlet and the container;

the second temperature sensor is arranged on one side of the container, which is far away from the air supply outlet; and

the controller is electrically connected with the first temperature sensor, the second temperature sensor, the air door and the driving assembly respectively; the controller is used for receiving a first temperature value obtained by the first temperature sensor and a second temperature value obtained by the second temperature sensor, and sending a refrigeration instruction when the first temperature value and the second temperature value are increased so as to control the opening of the air door and the starting of the driving assembly; and when the first temperature value and the second temperature value are both smaller than a first preset threshold value, sending a shutdown instruction to control the air door to be closed and the driving assembly to be shut down.

Optionally, the driving assembly comprises a servo motor;

the controller is further used for sending a reverse rotation instruction when the interpolation value of the first temperature value and the second temperature value is smaller than a second preset threshold value so as to control the servo motor to reversely rotate.

Optionally, the outer shell includes a plurality of walls, the plurality of walls includes a motor mounting wall, and a through hole is formed in the motor mounting wall;

the servo motor is arranged on the outer side of the motor mounting wall, and a motor shaft of the servo motor penetrates through the through hole to be connected with the container.

Optionally, the driving assembly further comprises:

the synchronous wheel is arranged in the outer shell and sleeved on the motor shaft; and

the impeller is fixedly arranged on the bottom wall of the container and is coaxially arranged with the rotating shaft;

wherein, the wave wheel is meshed with the synchronous wheel.

Alternatively, the axis of rotation of the container is arranged at the geometric centre of the bottom wall of the outer housing.

Optionally, there is a gap between the upper surface of the container and the upper surface of the outer housing, and the opening is provided at the top of the container.

In a second aspect, the present invention further provides a refrigerator, including the above liquid refrigerating apparatus.

The utility model discloses technical scheme holds the chamber through the liquid with liquid such as beverage hold in the container, drives liquid such as beverage through drive assembly drive container and rotates fast, has increased the heat transfer coefficient between air and the beverage in the cold-stored room, improves the heat exchange efficiency of liquid such as beverage and air to quick refrigerated purpose in the cold-stored room has been reached.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of a liquid refrigeration apparatus according to the present invention;

FIG. 2 is a cross-sectional view A-A of FIG. 1;

fig. 3 is a connection block diagram of a controller according to an embodiment of the liquid refrigeration apparatus of the present invention.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				100	Outer casing	101	Hollow cavity
102	Air supply outlet	110	Wind plate
				200	Container with a lid	210	Liquid containing cavity
300	Drive assembly	310	Servo motor
				320	Synchronizing wheel	330	Wave wheel
311	Motor shaft	410	First temperature sensor
				420	Second temperature sensor	500	Controller

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The embodiment of the utility model provides a liquid refrigerating plant, this liquid refrigerating plant set up in the cold-stored room of refrigerator to with liquid such as beer, beverage, drinking water through cold-stored room quick refrigeration when the user need drink low temperature drinks such as beer, beverage, drinking water.

In the present embodiment, referring to fig. 1 and 2, the liquid refrigeration apparatus includes: an outer housing 100, a container 200, and a drive assembly 300.

The outer case 100 is provided in the refrigerating compartment. The outer case 100 has a cavity 101 opened at one side, and the cavity 101 communicates with the refrigerating compartment so that the cavity 101 is filled with air of the low temperature refrigerator in the refrigerating compartment. And the outer housing 100 may be located in a refrigerated compartment, with a user accessing the liquid drink through an opening in the outer housing 100.

The container 200 is rotatably disposed in the cavity 101, and the container 200 has at least one liquid containing chamber 210 therein, and the container 200 has an opening for placing a liquid to be cooled into the liquid containing chamber 210. The driving assembly 300 is connected to the container 200 to drive the container 200 to rotate.

The container 200 is rotatably disposed in the cavity 101, that is, the container 200 can rotate around a rotation axis, so as to rotate the liquid in the liquid accommodating chamber 210. In some embodiments, the top of the liquid-containing chamber 210 is open, i.e., an opening is provided at the top of the container 200. Alternatively, in other embodiments, the opening may be obliquely disposed on the upper portion of the sidewall of the container, which is not limited in this embodiment, as long as the opening places the liquid to be cooled into the liquid accommodating chamber 210. From there, the user can pour the liquid drink, and during the rotation, the liquid drink expands the heat exchange area with the air of the low temperature refrigerator. The side wall of the liquid accommodating chamber 210 is sealed in the circumferential direction of the liquid accommodating chamber 210, so that the liquid beverage can be prevented from spilling out of the liquid accommodating chamber 210 during the rotation process. At least one liquid receiving chamber 210 in the container 200 is used for receiving drinks such as beer, beverage, drinking water, etc. The liquid-receiving chamber 210 is provided with at least one so that at least one liquid can be rapidly refrigerated at the same time using the container 200, so that a user can obtain a low-temperature drink of a plurality of beverages at the same time, thereby improving the use experience.

In this embodiment, when the container 200 is rotated rapidly, the liquid beverage is rotated rapidly in the inner and outer cases 100 of the refrigerating compartment, so that the heat transfer coefficient between the liquid beverage and the air of the low temperature refrigerator is increased, and the heat exchange efficiency between the liquid beverage and the air is improved, thereby achieving the purpose of rapid refrigeration.

The container 200 may be constructed in a cup shape, in which case, the container 200 has a liquid receiving chamber 210 therein, and a central axis of the liquid receiving chamber 210 may be disposed coaxially with a rotational axis of the container 200. Alternatively, container 200 may be configured such that a plurality of beverage cups are attached together in a horizontal plane to form a contoured beverage cup. At this time, the plurality of liquid receiving chambers 210 are uniformly arranged in the circumferential direction of the rotation shaft of the container 200. Thus, the plurality of liquid container 200 chambers can be rotated along the rotation axis of the container 200, and the space occupied by the container 200 during rotation can be reduced as compared with the case where the container 200 is eccentrically rotated, so that more liquid-containing chambers 210 can be arranged in the cavity 101. In the particular embodiment shown, the container 200 is composed of three cylindrical cups grouped together in a regular triangle in the horizontal plane, the three cups being rotated about an axis in the vertical direction in which the center of the regular triangle is located.

In one embodiment, referring to fig. 2, the outer housing 100 is movably disposed within the refrigerated compartment. That is, the outer case 100 may be configured as a drawer of the refrigerating compartment of the refrigerator, the drawer being movable within the refrigerating compartment, when the drawer is taken out, the drink may be poured in or taken out, and when the drawer is pushed back, the outer case 100 is filled with air of the low temperature refrigerator within the refrigerating compartment, and the temperature is lowered. The opening of the outer case 100 is an opening of the drawer. Hereinafter, the drawer of the refrigerator compartment will be described in detail by taking as an example the outer case 100.

In one embodiment, the outer case 100 has an air supply outlet 102 communicating with an air supply duct of the refrigerator. The air supply outlet 102 is used for supplying more air into the low-temperature refrigerator during rapid cooling, so as to achieve the purpose of rapid cooling. In the illustrated embodiment, the outer case 100 is constructed as a drawer in the refrigerating compartment, and in this case, the blowing port 102 may be opened at a rear plate of the drawer.

Referring to fig. 2, in the embodiment, the liquid cooling device further includes a damper 110, the damper 110 is disposed in the outer casing 100, and the damper 110 is movable between an open position for opening the air supply opening 102 and a closed position for closing the air supply opening 102. When rapid cooling of the beverage is required, the damper 110 is moved from the closed position to the open position so that the supply air passage of the refrigerator can supply more low temperature refrigerator air into the outer case 100. After cooling is completed, the damper 110 is moved from the open position to the closed position, and the air supply passage is closed.

The damper 110 may be pivoted at the supply outlet 102 of the outer case 100 so as to rotate between an open position and a closed position. Alternatively, a guide rail is further provided at the supply outlet 102 so that the damper 110 is switched between the open position and the closed position during the sliding process. It is readily understood that the closing and closing of the damper 110 to open the supply air outlet 102 is a known technique known to those skilled in the art and will not be described herein.

In an embodiment, the liquid refrigeration apparatus further comprises: a first temperature sensor 410, a second temperature sensor 420, and a controller 500.

The first temperature sensor 410 is disposed between the air blowing port 102 and the container 200. The second temperature sensor 420 is disposed on a side of the container 200 facing away from the supply opening 102. Referring to fig. 3, the controller 500 is electrically connected to the first temperature sensor 410, the second temperature sensor 420, the damper 110 and the driving assembly 300, respectively.

Referring to fig. 1 and 2, the first temperature sensor 410 and the second temperature sensor 420 may be disposed on a bottom plate of the outer case 100, and the first temperature sensor 410 is disposed near a rear plate of the outer case 100, and the second temperature sensor 420 is disposed near a front plate of the outer case 100.

The controller 500 is configured to receive a first temperature value obtained by the first temperature sensor 410 and a second temperature value obtained by the second temperature sensor 420, and send a refrigeration instruction when the first temperature value and the second temperature value are both increased, so as to control the opening of the damper 110 and the start of the driving assembly 300; and when the first temperature value and the second temperature value are both smaller than a first preset threshold value, sending a shutdown instruction to control the air door 110 to be closed and the driving assembly 300 to be shut down.

In this embodiment, when liquid beverages such as beer are put into the outer casing 100 from the outside and pushed into the refrigerating compartment, the temperature inside the outer casing 100 gradually increases, so that the controller 500 can issue a refrigerating instruction to control the opening of the damper 110 and the start of the driving assembly 300 to start the rotary refrigerating function. And as the refrigeration is carried out, the temperature in the outer shell 100 is gradually reduced, when the first temperature value and the second temperature value are both smaller than the first preset threshold value, the temperature of the liquid beverage in the container 200 is indicated to reach the taste suitable for drinking, the refrigeration can be stopped, at this moment, the controller 500 controls the air door 110 to be closed, the impeller 330 stops rotating, and the rotary refrigeration function is closed. The first preset threshold value can be set by the user according to the needs of the user, and can also be a fixed temperature. In this embodiment, the controller 500 may be a PLC programmable logic controller 500, and may also be a built-in chip or a microprocessor unit of a refrigerator, which is not limited in this embodiment.

In one embodiment, referring to fig. 2, the drive assembly 300 includes a servo motor 310. The servo motor 310 rotates forward and backward to drive the container 200 to rotate forward and backward. The controller 500 is further configured to send a reverse rotation instruction to control the servo motor 310 to reverse rotation when an interpolation value of the first temperature value and the second temperature value is smaller than a second preset threshold.

In this embodiment, the first temperature sensor 410 is closer to the air blowing opening 102 than the second temperature sensor 420, when the rapid cooling is just started, the temperature of the first temperature sensor 410 is lower than that of the second temperature sensor 420, the temperature difference between the first temperature sensor 410 and the second temperature sensor 420 is smaller and smaller as the container 200 rotates and the air in the drawer flows, and when the temperature difference between the first temperature sensor 410 and the second temperature sensor 420 is lower than a certain range, the motor starts to rotate reversely. So as to further achieve the purpose of rapid refrigeration.

In one embodiment, the outer housing 100 includes a plurality of walls including a motor mounting wall with a through hole formed therein.

The servo motor 310 is disposed outside the motor mounting wall, and a motor shaft 311 of the servo motor 310 passes through the through hole to be connected with the container 200.

In this embodiment, the outer casing 100 may be composed of a front panel, a rear panel, a bottom panel and two side panels. The motor mounting wall may be any one of a panel, a rear plate, a bottom plate and two sides, that is, the motor may be mounted on the panel, the rear plate, the side plates or the bottom plate of the drawer, which is not limited in this embodiment. Referring to fig. 2, in the embodiment shown, a through hole is formed in the bottom wall of the outer casing 100, the servo motor 310 is fixed below the bottom wall, and a motor shaft 311 of the servo motor 310 passes through the through hole and enters the cavity 101 to be in transmission connection with the container 200.

In one embodiment, the driving assembly 300 further comprises: a synchronizing wheel 320 and a pulsator 330. The synchronous wheel 320 is disposed in the outer casing 100 and sleeved on the impeller 330 on the motor shaft 311, the impeller 330 is fixedly disposed on the bottom wall of the container 200, and the impeller 330 is disposed coaxially with the rotating shaft. Wherein the pulsator 330 is engaged with the sync wheel 320.

Referring to fig. 2, in the present embodiment, the container 200 is provided with a mounting hole, and the container 200 is sleeved on the motor shaft 311 through the mounting hole. Because the rotating speed of the motor is fast, in order to reduce the rotating speed of the container 200, a synchronous wheel 320 and a wave wheel 330 which are meshed with each other are also added, the synchronous wheel 320 and the motor wheel rotate synchronously, the wave wheel 330 is fixedly connected with the container 200, and the wave wheel 330 is meshed with the synchronous wheel 320 to form a primary speed reducer, so that the rotating speed of the container 200 is reduced, and the beverage is prevented from spilling out of the liquid accommodating cavity 210 during high-speed rotation.

In one embodiment, in order to accommodate a larger volume of the container 200 in the outer casing 100, it is preferable that the rotation axis of the container 200 is disposed at the geometric center of the bottom wall of the outer casing 100. Referring to fig. 1 and 2, in this embodiment, the rotating shaft of the container 200 is the motor shaft 311 of the servo motor 310. Thus, in this embodiment, both the servo motor 310 and the container 200 are disposed at the geometric center of the outer case 100, so that the liquid cooling device operates more smoothly when the container 200 rotates.

In one embodiment, referring to fig. 2, in order to allow the liquid in the liquid containing chamber 210 to be sufficiently contacted with the air of the low temperature refrigerator when rotating, there is a space between the upper surface of the container 200 and the upper surface of the outer case 100. At this time, an opening may be opened at the top of the container 200. In this embodiment, after the container 200 is rotated, the air in the low temperature refrigerator can sufficiently flow above the container 200, thereby improving the heat exchange efficiency between the liquid beverage and the air and achieving the purpose of rapid cooling. For example, the spacing may be 1/3 the depth of the cavity.

In a second aspect, the present invention further provides a refrigerator, including the above liquid refrigerating apparatus. The specific structure of the liquid refrigeration device refers to the above embodiments, and since the refrigerator adopts all technical solutions of all the above embodiments, at least all the beneficial effects brought by the technical solutions of the above embodiments are achieved, and no further description is given here.

The above is only the optional embodiment of the present invention, and not the scope of the present invention is limited thereby, all the equivalent structure changes made by the contents of the specification and the drawings are utilized under the inventive concept of the present invention, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.

Claims

1. A liquid refrigerating apparatus provided in a refrigerating compartment of a refrigerator, the liquid refrigerating apparatus comprising:

the outer shell is arranged in the refrigerating compartment and is provided with a cavity with one side opened;

the driving assembly is connected with the container to drive the container to rotate.

2. The liquid chiller according to claim 1, wherein the outer housing is movably disposed within the refrigerated compartment.

3. The liquid cooling device as claimed in claim 1, wherein the outer case has an air supply outlet communicating with an air supply duct of the refrigerator;

and the liquid refrigeration apparatus further comprises:

the air door, the air door set up in the shell body, just the air door can be opening the open position of supply-air outlet with close move between the closed position of supply-air outlet.

4. The liquid chiller according to claim 3, further comprising:

a first temperature sensor disposed between the supply air outlet and the container;

the second temperature sensor is arranged on one side, away from the air supply outlet, of the container; and

5. The liquid chiller according to claim 4, wherein the drive assembly comprises a servo motor;

and the controller is further used for sending a reverse rotation instruction to control the servo motor to reversely rotate when the interpolation value of the first temperature value and the second temperature value is smaller than a second preset threshold value.

6. The liquid chiller according to claim 5, wherein the outer housing comprises a plurality of walls, the plurality of walls comprising a motor mounting wall, the motor mounting wall having a through-hole formed therein;

the servo motor is arranged on the outer side of the motor mounting wall, and a motor shaft of the servo motor penetrates through the penetrating hole to be connected with the container.

7. The liquid chiller according to claim 6, wherein the drive assembly further comprises:

the synchronizing wheel is arranged in the outer shell and sleeved on the motor shaft; and

wherein the impeller is meshed with the synchronous wheel.

8. A liquid chiller as claimed in any one of claims 1 to 7, wherein the axis of rotation of the container is disposed at the geometric centre of the bottom wall of the outer housing.

9. The liquid chiller according to claim 8, wherein the upper surface of the container is spaced from the upper surface of the outer housing and the opening is disposed at the top of the container.

10. A refrigerator comprising a liquid chiller as claimed in any one of claims 1 to 9.