CN113237285A

CN113237285A - A kind of refrigerator

Info

Publication number: CN113237285A
Application number: CN202110599421.0A
Authority: CN
Inventors: 姚惠民; 龙晓芬; 许锦潮; 杨春华; 郭玉华
Original assignee: Hisense Ronshen Guangdong Refrigerator Co Ltd
Current assignee: Hisense Ronshen Guangdong Refrigerator Co Ltd
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2021-08-10
Also published as: US20230349613A1; WO2022247083A1

Abstract

The invention relates to the technical field of refrigeration equipment, and discloses a refrigerator, which comprises a refrigerator body and an ice maker, wherein the refrigerator body is provided with a refrigerator body; the ice maker comprises a mould shell and a driving mechanism; the shuttering comprises a first shuttering and a second shuttering arranged at left and right sides, which can be opened and closed and form a die cavity when closed; the first mould shell comprises a first shell part and a first mould part arranged in the first shell part, a first ejector rod is arranged on the back side of the first shell part, a first through hole is formed in the back part of the first shell part, and a heating mechanism is arranged on the second mould shell; the driving mechanism is used for driving the first formwork to move so as to form an opening and closing with the fixed second formwork; in the movement process of the first mold shell, the first ejector rod penetrates through the first through hole to eject the ice blocks to the first mold part. The ice making machine is suitable for making ice blocks with special shapes which can be formed only by matching of die assembly, and is simple in demoulding structure, reliable in demoulding effect and small in overall occupied space of the ice making machine.

Description

A kind of refrigerator

Technical Field

The invention relates to the technical field of refrigeration equipment, in particular to a refrigerator.

Background

As the demand of consumers for the functions of the refrigerator increases, the refrigerator with the ice making function is more and more popular with consumers.

The main structure of the refrigerator that performs an ice making function is an ice maker, which is generally disposed in an ice making chamber partitioned from a refrigerating chamber or a freezing chamber. The basic principle of ice making is: and injecting water into the ice making cells in the ice making machine, providing cold energy into the ice making chamber to make the water in the ice making cells form ice blocks, and demoulding the ice blocks from the ice making cells to fall into an ice storage box for a user to take.

The existing ice maker cannot prepare some ice blocks with special shapes, such as spherical ice blocks or polyhedral ice blocks, which can be formed only by matching the ice cubes, due to the limitation of the ice making grids and the ice turning structure, and the ice blocks are difficult to demould.

Thus, improvements in the prior art are needed.

Disclosure of Invention

The purpose of the invention is: the refrigerator is provided to solve the technical problems that some ice blocks with special shapes which can be formed only by matching of mold closing cannot be prepared due to the limitation of an ice making grid and an ice turning structure and the demolding of the ice blocks is difficult in an ice maker in the refrigerator in the prior art.

In order to achieve the above object, the present invention provides a refrigerator including:

a case defining an ice making chamber therein;

an ice maker provided in the ice making chamber;

wherein the ice maker comprises a mould shell and a driving mechanism;

the shuttering comprises a first shuttering and a second shuttering arranged at left and right sides, which can be opened and closed and form a die cavity when closed;

the first mould shell comprises a first shell part and a first mould part arranged in the first shell part, and the first mould part moves along with the first shell part;

the mould shell is provided with a water inlet communicated with the mould cavity;

a first ejector rod is arranged at a position of a preset distance on the back side of the first shell part, and a first through hole is formed in the back of the first shell part; a heating mechanism is arranged on the second mould shell;

the driving mechanism is used for driving the first formwork to move so as to form an opening and closing with the fixed second formwork;

and in the process of moving the first shell part, the first ejector rod penetrates through the first through hole and ejects to the first die part.

In some embodiments of the present application, the drive mechanism includes a motor and a shaft; the first shell part is connected with the rotating shaft, and the motor is connected with the rotating shaft, so that the first shell part can rotate along a preset direction.

In some embodiments of the present application, the driving mechanism includes a main motor, a main rotating shaft, a gear set, a rack, and a sliding rod;

the rack is arranged on the first shell part, and the sliding rod penetrates through the first shell part;

the main motor is connected with the main rotating shaft, and the rack is meshed and connected with the main rotating shaft through the gear set, so that the first shell can translate along the sliding rod.

In some embodiments of the present application, the rack gear is provided at front and rear sides of the top of the first case portion.

In some embodiments of the present application, the sliding rod is provided with four and respectively penetrates through four corner positions of the first shell portion.

In some embodiments of the present application, the end surface of the first ejector pin is matched with the contour surface of the first die section.

In some embodiments of the present application, the formwork includes a shell and a mold body;

the shell comprises a first shell part and a second shell part which are arranged on the left and the right, and the first shell part and the second shell part can be opened and closed and enclose an inner cavity when being closed;

the die body is arranged in the inner cavity and comprises a first die part arranged in the first shell part and a second die part arranged in the second shell part, and the first die part and the second die part form the die cavity when being closed;

the water inlet is arranged on the die body, and the shell is provided with an avoiding opening which is enclosed at the periphery of the water inlet

In some embodiments of the present application, the mold body has a plurality of the mold cavities, and each of the mold cavities has one of the water inlets;

a water tank is arranged above the shell and is provided with water diversion ports corresponding to the water inlets.

In some embodiments of the present application, a plurality of the mold cavities are communicated with each other through water holes.

In some embodiments of the present application, the water inlet is annular and is disposed on the first mold portion or the second mold portion.

In some embodiments of the present application, a first combining portion is disposed on an edge of a cavity of the first mold portion, and a second combining portion adapted to the first combining portion is disposed on an edge of a cavity of the second mold portion; one of the first combining part and the second combining part is a convex rib, and the other one is a groove.

Compared with the prior art, the refrigerator provided by the embodiment of the invention has the beneficial effects that:

the ice cube tray of the ice maker arranged in the refrigerator comprises two openable mould shells, and the refrigerator is suitable for manufacturing ice cubes in special shapes which can be formed only by matching of the mould and the mould. And one mould shell is fixed and is provided with a heating mechanism, and the other mould shell is movable and is provided with a mandril at the back side. When demoulding, the heating mechanism is started to make the ice block adhere to another mould shell, and then when the mould shell moves to a preset position, the ejector rod ejects the ice block. The invention has simple demoulding structure and reliable demoulding effect. In addition, the mode of fixing the formwork at one side and moving the formwork at one side of the ice maker needs a simpler driving part, and the whole ice maker occupies smaller space.

Drawings

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

FIG. 1 is a schematic structural diagram of an ice-making machine according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of the ice-making machine of FIG. 1 in a closed state;

FIG. 3 is a schematic structural view of the ice-making machine of FIG. 1 in a disengaged state;

FIG. 4 is an exploded view of the housing and mold body of the ice-making machine of FIG. 1;

FIG. 5 is a schematic structural view of a drive mechanism and housing of the ice-making machine of FIG. 1;

FIG. 6 is a schematic structural diagram of an ice-making machine according to another embodiment of the present invention;

FIG. 7 is a schematic structural view of the ice-making machine of FIG. 6 in a closed state;

FIG. 8 is a schematic structural view of the ice-making machine of FIG. 6 in a disengaged state;

FIG. 9 is a schematic structural view of a drive mechanism and housing of the ice maker of FIG. 6;

fig. 10 is a schematic structural view of a water tank and a mold body of the ice making machine of fig. 1 or 6;

fig. 11 is an exploded view of the mold body of the ice-making machine of fig. 1 or 6;

in the figure, 100, base; 101. an upper side plate; 102. a left side plate; 103. a right side plate; 104. a front side plate;

200. a housing; 210. a first shell portion; 211. a first mouth groove; 212. a first through hole; 220. a second shell portion; 221. a second mouth groove;

300. a mold body; 301. a water inlet; 302. a water through hole; 310. a first mold part; 320. a second mold portion; 322. a second combining part;

410. a first ejector rod; 420. a heating mechanism;

500. a drive mechanism; 510. a main motor; 520. a main rotating shaft; 530. a gear set; 540. a rack; 550. a slide bar; 501. a motor; 502. a rotating shaft; 503. a fixed shaft;

600. a water tank; 601. and a water diversion port.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

In the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present application.

In the description of the present application, it is to be understood that the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

The refrigerator of the preferred embodiment of the invention mainly comprises a refrigerator body and an ice maker.

Wherein a refrigerating chamber and a freezing chamber may be defined in the cabinet. In actual installation, the ice maker can be directly arranged in the freezing chamber, and the freezing chamber is the ice making chamber. Alternatively, an independent ice making chamber may be defined in the refrigerating chamber or the freezing chamber by a heat insulating plate, and the ice maker may be provided in the ice making chamber.

Referring to fig. 1, the ice maker includes a base 100, a mold casing (housing 200 and mold body 300), and a drive mechanism 500.

Referring to fig. 1, a base 100 for connection with an ice making chamber specifically includes an upper side plate 101, a left side plate 102, a right side plate 103, a front side plate 104, and a rear side plate. The front, rear, left and right directions mentioned in the present application are defined for clarity of description of the structure, and the actual arrangement is not limited to the front and rear directions shown in fig. 1 in the ice making chamber.

The mould shell comprises a first mould shell and a second mould shell which can be opened and closed and form a mould cavity when closed, the shape of the mould cavity is the shape of an ice block, and the mould cavity can be designed according to the requirements of users and can be designed into a sphere, a diamond face sphere or a polyhedron and the like. Specifically, the mold casing is composed of a casing 200 and a mold body 300.

Referring to fig. 4, the case 200 includes a first case part 210 and a second case part 220 disposed right and left. The inner wall of the first shell portion 210 is provided with a first inner cavity, the inner wall of the second shell portion 220 is provided with a second inner cavity, and the first shell portion 210 and the second shell portion 220 can be opened and closed and enclose an inner cavity when being closed.

Referring to FIG. 4, a mold body 300 is disposed within the interior cavity, the mold body 300 including a first mold portion 310 and a second mold portion 320. The first mold part 310 is attached to the first housing part 210 at a first inner cavity, has a first cavity, and is movable along with the first housing part 210. The second mold portion 320 is attached to the second inner cavity of the second shell portion 220, has a second cavity, and can be fixed with the second shell portion 220. The first mold portion 310 and the second mold portion 320 enclose a mold cavity when brought together. And, the first mold part 310 and the second mold part 320 are made of food-grade silica gel material that can be deformed under the action of external force.

Referring to fig. 4, the mold body 300 has a water inlet 301 in communication with the mold cavity. The position of the upper side plate 101 corresponding to the water inlet 301 is provided with an opening, and the external water pipe injects water into the mold cavity through the water inlet 301.

Referring to fig. 4, the first case portion 210 is provided with a first port groove 211, the second case portion 220 is provided with a second port groove 221, and the first port groove 211 and the second port groove 221 form an escape port that surrounds an outer circumference of the water inlet 301 when they are closed.

Referring to fig. 1 to 4, a first top bar 410 is disposed at a predetermined distance from the back side of the first case portion 210, the first top bar 410 can be fixed to the right side plate 103, and a first through hole 212 is disposed at the back side of the first case portion 210. The second housing portion 220 is provided with a heating mechanism 420, and the heating mechanism 420 may be a U-shaped heating tube.

The driving mechanism 500 is used for driving the first housing portion 210 to move and form an open-close state with the stationary second housing portion 220, the first mold portion 310 moves along with the first housing portion 210, and the second mold portion 320 is stationary along with the second housing portion 220, and fig. 2 and 3 are schematic structural diagrams of the first housing portion 210 and the second housing portion 220 in a closed state and a separated state, respectively.

When the ice cubes are demolded, the heating mechanism 420 is first activated to melt the outer wall of the ice cubes, so as to demold the ice cubes, so that the ice cubes are adhered into the first mold portion 310, and then the driving mechanism 500 drives the first shell 210 to move to a predetermined position, the first push rod 410 passes through the first through hole 212 to push the first mold portion 310, so that the first mold portion 310 is deformed under stress, and the ice cubes in the first mold portion 310 are ejected and fall into the ice storage bin for a user to take.

The application provides a refrigerator, wherein an ice making grid of an ice maker arranged in the refrigerator comprises a first mould shell and a second mould shell which can be opened and closed, and the ice making grid is suitable for manufacturing special-shaped ice blocks which can be formed only by matching of a mould and a mold, such as spherical ice blocks or polyhedral ice blocks. And, first mould shell movable and its dorsal part are provided with the ejector pin, and the second mould shell is fixed and is equipped with heating mechanism. When the ice cube is removed from the mold, the heating mechanism is started to make the ice cube adhere to the first mold shell, and then the first mold shell moves to a preset position, and the ejector rod ejects the ice cube. This application demoulding structure is simple, and demoulding effect is reliable. In addition, the driving component needed by the mode of fixing the formwork at one side and moving the formwork at one side is simpler, and the space occupied by the whole ice machine is smaller.

In some embodiments of the present application, since the second mold shell side is released mainly by means of the heating mechanism 420 to melt the outer wall of the ice cubes without deformation of the mold portion of the second mold shell, the second mold shell may be only a shell capable of forming a mold cavity with the first mold portion 310 without providing a mold portion.

In some embodiments of the present application, the opening and closing motion of the first and

second housing portions

210 and 220 may include at least a translational type or a rotational type, and the present application provides a preferred mating driving mechanism 500 for these two types of modes, respectively.

Referring to fig. 1 to 5, when the first housing part 210 employs a translational opening and closing motion, the driving mechanism 500 may include a main motor 510, a main rotating shaft 520, a gear set 530, a rack 540, and a slide bar 550.

Referring to fig. 5, two racks 540 are provided and are respectively provided at front and rear sides of the top of the first case portion 210. The four sliding rods 570 are respectively disposed at four corner positions of the first shell portion 210 and the second shell portion 220. The main motor 510 is coupled to the main shaft 520, and the rack 540 is engaged with the main shaft 520 through the gear set 530 such that the first housing part 210 can be translated along the slide bar 550.

Referring to fig. 6 to 9, when the first housing part 210 adopts a rotary opening and closing motion, the driving mechanism 500 may include a motor 501 and a rotation shaft 502. The first housing portion 210 is coupled to a rotation shaft 502, and the motor 501 is coupled to the rotation shaft 502 such that the first housing portion 210 can rotate in a predetermined direction. The second housing portion 220 can be connected to a fixed shaft 503 or directly connected to the base 100.

In some embodiments of the present application, referring to fig. 2 and 7, the end surface of the first ejector pin 410 matches with the profile surface of the first mold part 310, so that the ejector pin can be more snugly pushed against the mold part, and the mold part is effectively deformed, thereby releasing the ice cubes in the mold part.

In some embodiments of the present application, referring to fig. 10, the mold body may have a plurality of mold cavities, as illustrated in the example of three mold cavities, each having a water inlet 301. A water tank 600 is arranged above the shell, the water tank 600 is provided with water diversion ports 601 corresponding to the water inlets 301, and water diversion pipes can be arranged at the water diversion ports 601 in an extensible mode and communicated with the water inlets 301. Referring to fig. 1, the water tank 600 may be fixed to the base 100, and an opening is formed at a position of the upper side plate 101 corresponding to the water tank 600. The arrangement of the multiple mold cavities increases the single ice making quantity of the ice maker, and the arrangement of the water tank 600 with the water diversion port 601 can help to improve the water injection efficiency, so that the ice making efficiency is effectively improved.

In some embodiments of the present application, referring to fig. 11, the plurality of cavities are connected to each other by water holes 302, so that water injected into the cavities can circulate in the cavities, thereby making the amount of water in each cavity tend to be even and ensuring that the weight difference of the ice cubes is small.

In some embodiments of the present application, referring to fig. 11, the water inlet 301 is annular, preferably funnel-shaped, formed in the first mold portion 310 or the second mold portion 320. This application becomes the form of independent shaping in one of them mould portion with the mode of water inlet 301 from two halves compound dies, and water leaks outside to the die cavity from water filling port 301's joint line when can avoiding the water injection, and the water that spills causes the mould adhesion after freezing, and first mould portion 310 separately causes the difficulty with second mould portion 320 when giving follow-up drawing of patterns, leads to the drawing of patterns process not smooth and easy. And because the single water injection amount is constant during ice making, if water is leaked during water injection, the amount of water entering the die cavity is reduced, the produced ice blocks are smaller than preset, and the integrity of the ice blocks is reduced. And adopt the annular water inlet 301 of this application, can avoid leaking to can guarantee the integrity of ice-cube better.

In some embodiments of the present application, referring to fig. 11, the cavity (first cavity) edge of the first mold part 310 is provided with a first engaging part (not shown), and the cavity (second cavity) edge of the second mold part 320 is provided with a second engaging part 322 adapted to the first engaging part. One of the first combining portion and the second combining portion 322 is a rib, and the other is a groove. The setting can improve the die assembly attaching degree of the first die part 310 and the second die part 320, and effectively avoids the phenomenon that the appearance of ice blocks is irregular due to the fact that the ice blocks have flanges at the die assembly lines, and the appearance of the ice blocks is affected.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. A refrigerator, comprising:

a case defining an ice making chamber therein;

an ice maker provided in the ice making chamber;

the ice maker is characterized by comprising a mould shell and a driving mechanism;

2. The refrigerator according to claim 1, wherein the driving mechanism includes a motor and a rotating shaft; the first shell part is connected with the rotating shaft, and the motor is connected with the rotating shaft, so that the first shell part can rotate along a preset direction.

3. The refrigerator according to claim 1, wherein the driving mechanism includes a main motor, a main rotation shaft, a gear set, a rack, and a slide bar;

4. The refrigerator of claim 3, wherein the rack gear is provided at front and rear sides of a top of the first case part.

5. The refrigerator as claimed in claim 3, wherein the slide bars are provided with four and are respectively inserted through four corner positions of the first casing part.

6. The refrigerator of claim 1, wherein the form includes a housing and a mold body;

the water inlet is arranged on the die body, and the shell is provided with an avoiding opening which is enclosed at the periphery of the water inlet.

7. The refrigerator of claim 6, wherein the mold body has a plurality of said mold cavities, each of said mold cavities having one of said water inlets;

8. The refrigerator as claimed in claim 7, wherein a plurality of the cavities are communicated with each other through water holes.

9. The refrigerator of claim 6, wherein the water inlet is annular and is formed on the first mold portion or the second mold portion.

10. The refrigerator as claimed in claim 6, wherein the cavity edge of the first mold part is provided with a first closing part, and the cavity edge of the second mold part is provided with a second closing part matched with the first closing part; one of the first combining part and the second combining part is a convex rib, and the other one is a groove.