CN113237278A

CN113237278A - A kind of refrigerator

Info

Publication number: CN113237278A
Application number: CN202110598608.9A
Authority: CN
Inventors: 姚惠民; 龙晓芬; 许锦潮; 朱嘉伟; 职东宁; 杨春华
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
Anticipated expiration: 2041-05-28
Also published as: CN113237278B

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 shell, a mold body and a driving mechanism; the shell comprises a first shell part which can be opened and closed and is internally provided with a first mould part and a second shell part which is internally provided with a second mould 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 of the first shell part, a second ejector rod is arranged on the back side of the second shell part, and a second through hole is formed in the back of the second shell part; the driving mechanism is used for driving the first shell and the second shell to open and close, in the moving process, the first ejector rod penetrates through the first through hole to jack the first die part, the second ejector rod penetrates through the second through hole to jack the second die part, and the ice cubes in the die shell on any side are ejected out. This application is applicable to the special shape ice-cube that the preparation needs the compound die cooperation to form, and demoulding structure is simple, and demoulding effect is reliable.

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;

the ice maker comprises a shell, a mold body and a driving mechanism;

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 a die cavity is enclosed by the first die part and the second die part when the first die part and the second die part are closed;

the die body is provided with a water inlet communicated with the die cavity, and the shell is provided with an avoiding opening surrounding the periphery of the water inlet;

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

the driving mechanism is used for driving the first shell part and the second shell part to move in an opening and closing mode, the first die part moves along with the first shell part, and the second die part moves along with the second shell part;

when the first shell part moves to a first preset position, the first ejector rod penetrates through the first through hole and ejects to the first die part; when the second shell part moves to a second preset position, the second ejector rod penetrates through the second through hole to eject to the second die part.

In some embodiments of the present application, the drive mechanism includes a motor, a first shaft, a second shaft, and a rotational gear assembly;

the first shell part is connected with the first rotating shaft, and the second shell part is connected with the second rotating shaft;

the motor is connected with the first rotating shaft or the second rotating shaft, and the first rotating shaft is meshed with the second rotating shaft through the rotating gear assembly, so that the first shell part and the second shell part can rotate in opposite directions.

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

the first rack is arranged on the first shell part, and the second rack is arranged on the second shell part;

the sliding rod penetrates through the first shell part and the second shell part;

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

In some embodiments of the present application, the first rack gear is provided at front and rear sides of a top of the first case portion, and has first upper and lower tooth portions;

the second rack is arranged in the middle of the front side and the rear side of the second shell part and is provided with a second upper tooth part;

the first upper tooth part is meshed with the main rotating shaft through the first gear set, and the first lower tooth part is meshed with the second upper tooth part through the second gear set.

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

In some embodiments of the present application, the end surface of the first ejector pin is matched to the contour surface of the first mold portion, and/or the end surface of the second ejector pin is matched to the contour surface of the second mold portion.

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 movable opening and closing mould shells, and the refrigerator is suitable for preparing ice cubes with special shapes which can be formed only by matching of the two movable opening and closing mould shells. And the back sides of the two formworks are respectively provided with an ejector rod, and when the two formworks move to preset positions respectively, the ejector rods can eject the ice cubes in the formworks on any side. The invention has simple demoulding structure and reliable demoulding effect.

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; 222. a second through hole;

300. a mold body; 301. a water inlet; 302. a water through hole; 310. a first mold part; 311. a first mouth portion; 312. a first combining part; 320. a second mold portion; 321. a second mouth portion;

410. a first ejector rod; 420. a second ejector rod;

500. a drive mechanism; 510. a main motor; 511. a transmission gear; 520. a main rotating shaft; 530. a first gear set; 540. a second gear set; 550. a first rack; 551. a first upper tooth portion; 552. a first lower tooth portion; 560. a second rack; 561. a second upper tooth portion; 570. a slide bar; 501. a motor; 502. a first rotating shaft; 503. a second rotating shaft; 504. a rotating gear assembly;

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 housing 200, a mold body 300, and a driving mechanism 500.

Referring to fig. 2-3, the base 100 is for connection with an ice making chamber, and 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. 2 in the ice making chamber.

Referring to fig. 4, the case 200 includes a first case part 210 and a second case part 220 disposed left and right. 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 part 320 is attached to the second inner cavity of the second shell part 220, has a second cavity, and is movable along with the second shell part 220. The first mold portion 310 and the second mold portion 320 enclose a mold cavity when brought together. The shape of the die cavity is the shape of the prepared ice block, and the die 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. 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 and 11, the mold body 300 has a water inlet 301 communicated with the mold cavity, a first opening 311 is formed at the top of the first mold part 310, a second opening 321 is formed at the top of the second mold part 320, and the water inlet 301 is formed when the first opening 311 and the second opening 312 are closed. 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. Fig. 4 and 11 of the present application correspond to two types of water inlets 301, respectively, fig. 4 shows the water inlet 301 in a mold clamping type, and the description of fig. 11 is developed below.

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. 2 and 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 on the left side plate 102, and a first through hole 212 is disposed at the back side of the first case portion 210. The second top bar 420 is arranged at a predetermined distance on the back side of the second casing part 220, the second top bar 420 can be fixed on the right side plate 103, and the back of the second casing part 220 is provided with a second through hole 222.

The driving mechanism 500 is used for driving the first housing portion 210 and the second housing portion 220 to move to open and close, 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 mold is removed, the driving mechanism 500 drives the first housing portion 210 to move to the first predetermined position, and the first rod 410 passes through the first through hole 212 and pushes against the first mold portion 310, so that the first mold portion 310 is deformed under a force. Meanwhile, the driving mechanism 500 drives the second housing part 220 to move to the second predetermined position, and the second plunger 420 passes through the second through hole 222 to push against the second mold part 320, so that the second mold part 320 is deformed by force. In the actual ice making process, when the first and

second casing parts

210 and 220 are separated, ice cubes may be adhered to the first or

second mold parts

310 and 320, and the ice cubes in the first or

second mold parts

310 and 320 can be ejected out, so that the ice cubes 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 two movable and openable formworks, and the refrigerator is suitable for manufacturing special-shaped ice blocks which can be formed only by matching and closing the molds, such as spherical ice blocks or polyhedral ice blocks. And the back sides of the two formworks are respectively provided with an ejector rod, and when the two formworks move to preset positions respectively, the ejector rods can eject the ice blocks of the formworks on any side.

In some embodiments of the present application, two sets of driving mechanisms 500 may be employed to control the first and

second housing portions

210 and 220, respectively.

In some embodiments of the present application, a set of driving mechanisms 500 can be used to simultaneously control the opening and closing movements of the first and

second housing portions

210 and 220. The opening and closing movements of the first and

second housing portions

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

Referring to fig. 1 to 5, when the first and

second housing parts

210 and 220 employ a translational opening and closing motion, the driving mechanism 500 may include a main motor 510, a main rotation shaft 520, a first gear set 530, a second gear set 540, a first rack 550, a second rack 560, and a slide bar 570.

Referring to fig. 5, the first rack 550 is provided in two and respectively provided at front and rear sides of the top of the second case portion 220, and has first upper and

lower teeth

551 and 552. The second racks 560 are provided in two and are respectively provided at the middle portions of the front and rear sides of the first case 210, and have second upper teeth portions 561. 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 connected to the main shaft 520, and the two may be connected directly or through a driving gear 511. The main motor 510 may be fixed to the front plate 104, and as shown in fig. 2, the main shaft 520 may be rotatably mounted to the front plate 104 and the rear plate through bearings. The first gear set 530 at least includes two gears respectively disposed at two ends of the main shaft 520 and engaged with the first upper teeth 551 of the first rack 550. The second gear set 540 includes at least two gears, and the two gears can be rotatably disposed on the front side plate 104 and the rear side plate through bearings, respectively. The second upper tooth portion 561 of the second rack 560 is engaged with the first lower tooth portion 552 of the first rack 550 through the second gear set 540, so that the first and

second shell portions

210 and 220 can be moved in a translational manner along the slide bar 570 in opposite directions. In the above embodiment, the first rack 550 may be disposed at the front and rear sides of the top of the first housing part 210, and the second rack 560 may be disposed at the middle of the front and rear sides of the second housing part 220, and other structures are not changed, and the operation principle is the same.

Referring to fig. 6 to 9, when the first and

second housing parts

210 and 220 adopt a rotary opening and closing motion, the driving mechanism 500 may include a motor 501, a first rotating shaft 502, a second rotating shaft 503, and a rotary gear assembly 504.

Referring to fig. 9, the first housing portion 210 is coupled to a first rotation shaft 502, and the second housing portion 220 is coupled to a second rotation shaft 503. The rotating gear assembly 504 includes four gears, two of which are respectively disposed at two ends of the first rotating shaft 502, and the other two of which are respectively disposed at two ends of the second rotating shaft 503 and correspondingly engaged with each other. The motor 501 may be connected to the first rotating shaft 502 or the second rotating shaft 503 (shown as being connected to the second rotating shaft 503) so that the first housing portion 210 and the second housing portion 220 can rotate in opposite directions.

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, and the end surface of the second ejector pin 420 matches with the profile surface of the second mold part 320, so that the ejector pins can be more snugly pressed against the mold parts, thereby effectively deforming the mold parts, and thus releasing the ice cubes in the mold parts.

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 molding 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 the joint line department of water filling port 301 when can avoiding the water injection, causes the mould to glue, 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 edge of the cavity (first cavity) of the first mold part 310 is provided with a first engaging portion 312, and the edge of the cavity (second cavity) of the second mold part 320 is provided with a second engaging portion (not shown) adapted to the first engaging portion 312. One of the first combining portion 312 and the second combining portion 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 shell, a mold body and a driving mechanism;

2. The refrigerator according to claim 1, wherein the driving mechanism includes a motor, a first rotating shaft, a second rotating shaft, and a rotating gear assembly;

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

4. The refrigerator of claim 3, wherein the first rack gear is provided at front and rear sides of a top of the first case portion, and has first upper and lower tooth portions;

5. The refrigerator as claimed in claim 3, wherein the slide bar is provided with four bars and is respectively inserted through four corner positions of the first and second case portions.

6. The refrigerator according to claim 2 or 3, wherein an end surface of the first lift pin is matched with a contour surface of the first mold portion, and/or an end surface of the second lift pin is matched with a contour surface of the second mold portion.

7. The refrigerator of claim 1, 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 7, wherein the water inlet is annular and is formed on the first mold portion or the second mold portion.

10. The refrigerator according to claim 1, 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.