CN216282226U

CN216282226U - A kind of refrigerator

Info

Publication number: CN216282226U
Application number: CN202122870706.1U
Authority: CN
Inventors: 朱江辉; 刘阳; 许泽红; 葛洲
Original assignee: Hisense Ronshen Guangdong Refrigerator Co Ltd
Current assignee: Hisense Ronshen Guangdong Refrigerator Co Ltd
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2022-04-12
Anticipated expiration: 2031-11-22

Abstract

The utility model relates to the technical field of refrigeration equipment, and discloses a refrigerator which comprises a refrigerator body, an ice making grid and a water injection unit; the water injection unit comprises a water tank, a tank cover, a connecting rod and a water valve; the top of the water tank is provided with a water inlet, and the bottom of the water tank is provided with a water filling port; the box cover is hinged to the top of the water tank and used for opening and closing the water inlet; the water valve is hinged on the water tank, and a valve part positioned below the water filling port is arranged at the first end of the water valve; the connecting rod is respectively hinged with the box cover and the water valve; when the box cover is opened to a first state, the valve part of the water valve is enabled to seal the water filling port and lock the position of the water valve; and in the closing process of the box cover, the valve part of the water valve is driven to leave the water injection port through the connecting rod. This application drives the water filling port that the water valve opened or closed the water tank through the case lid, and the user of being convenient for is according to correct water yield and pouring speed to the ice cube tray water injection, appears spilling or the full-fledged condition when effectively preventing the water injection, has promoted user experience.

Description

A kind of refrigerator

Technical Field

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

Background

Some refrigerators in the market can be provided with a simple ice making device in a freezing chamber, and before ice making is started, a user needs to fill water into an ice making grid by himself and then put the ice making grid into the freezing chamber to finish ice block freezing.

Because the water injection amount and the water injection speed are difficult to grasp when a user pours water manually, water is easy to spill out or overflow the ice cube tray, and the spilled water increases the subsequent cleaning work. Therefore, the correct operation requires the user to purchase a measuring cup separately, and operate at the correct water amount and water pouring speed to effectively prevent spilling or overflowing. However, this is extremely inconvenient for the user.

Thus, improvements in the prior art are needed.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is: the refrigerator is provided to solve the technical problem that water can be accurately injected to avoid spilling or overflowing only by additionally arranging a measuring cup on an ice making grid in the refrigerator in the prior art.

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

a cabinet defining a freezing chamber therein;

an ice-making tray which can be placed in the freezing chamber;

the ice cube tray is detachably arranged in the freezing chamber and positioned above the ice cube tray;

the water injection unit comprises a water tank, a tank cover, a connecting rod and a water valve;

the top of the water tank is provided with a water inlet, and the bottom of the water tank is provided with a water filling port;

the tank cover is hinged to the top of the water tank and used for opening and closing the water inlet;

the water valve is hinged on the water tank, and a valve part positioned below the water filling port is arranged at the first end of the water valve;

the connecting rod is respectively hinged with the box cover and the water valve;

when the box cover is opened to a first state, the valve part of the water valve is enabled to seal the water filling opening and lock the position of the water valve; and in the closing process of the box cover, the valve part of the water valve is driven to leave the water filling port through the connecting rod.

In some embodiments of the present application, the case lid with the articulated department of water tank is hinge point one, the case lid with the articulated department of connecting rod is hinge point two, the connecting rod with the articulated department of water valve is hinge point three, the water valve with the articulated department of water tank is hinge point four, water tank, case lid, connecting rod and water valve form plane four-bar linkage.

In some embodiments of the present application, when the box cover is opened to the ready state, the first hinge point, the second hinge point and the third hinge point are in the same straight line, and the hinge points generate torsion forces at four positions;

when the cover is continuously opened to the first state, the torsional force drives the cover to be locked, so that the position of the water valve is locked.

In some embodiments of the present application, the cover includes a cover portion, a hinge portion, and a connecting portion;

the cover body part is used for opening and closing the water inlet, and one side of the cover body part is connected with the first end of the hinged part in parallel;

the hinged part is hinged with the top of the water tank to form a first hinged point, the second end of the hinged part is vertically connected with the first end of the connecting part, and the second end of the connecting part is hinged with the first end of the connecting rod to form a second hinged point.

In some embodiments of the present application, the bottom surface of the cap portion is provided with a circle of limiting protrusions, and the outer diameter of the limiting protrusions is smaller than the inner diameter of the water tank.

In some embodiments of the present application, the water valve comprises a valve part, a transition part and an interconnecting part which are sequentially connected in a zigzag manner;

the connecting point of the transition part and the connection part is hinged with the water tank to form the hinge point IV, and the second end of the connection part is hinged with the second end of the connecting rod to form the hinge point III.

In some embodiments of the present application, the connecting rod is a straight rod.

In some embodiments of the present application, the water tank includes a first straight wall, an inclined wall, and a second straight wall sequentially connected in a funnel shape;

the water inlet is arranged at the top of the first straight wall, and the water injection port is arranged at the bottom of the second straight wall.

In some embodiments of the present application, the sloped wall is sloped at an angle between 25-45 °.

In some embodiments of the present application, the valve portion is provided at an upper surface thereof with a water guide portion for guiding water flowing out of the water filling port into the ice cube tray from a predetermined direction.

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

the refrigerator provided by the embodiment of the utility model is provided with the water injection unit positioned above the ice making grid, and the water injection unit comprises the water tank, the tank cover, the connecting rod and the water valve which are mutually hinged, when the tank cover is opened, the water valve is driven to close the water injection port of the water tank and lock the position of the water valve, so that a user can conveniently inject water into the water tank; when the box cover is closed, the water valve is driven to open the water filling port, and water can flow into the ice cube tray from the water filling port. This application is convenient for the user to water injection to the ice cube tray according to correct water yield and water pouring speed, appears spilling or the full-fledged condition when effectively preventing the water injection, has promoted user experience.

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 sectional structure view of an ice making tray and a water filling unit according to an embodiment of the present invention;

FIG. 2 is a schematic sectional view of a water injection unit;

FIG. 3 is a schematic cross-sectional view of a water injection unit;

FIG. 4 is a schematic diagram of a planar four-bar mechanism;

in the figure, 100, ice cube tray; 210. a water tank; 201. a water inlet; 202. a water injection port; 211. a first straight wall; 212. a sloped wall; 213. a second straight wall; 220. a box cover; 221. a lid portion; 222. a hinge portion; 223. a connecting portion; 230. a water valve; 231. a valve section; 232. a transition section; 233. an interface portion; 240. a connecting rod.

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.

As shown in fig. 1 to 3, a refrigerator according to a preferred embodiment of the present invention mainly includes a cabinet (not shown), an ice making compartment 100, and a water filling unit.

A freezing chamber is limited in the box body, the ice cube tray 100 can be arranged in the freezing chamber, and the water injection unit is detachably arranged in the freezing chamber and positioned above the ice cube tray 100.

Referring to fig. 1-3, the water filling unit includes a water tank 210, a tank cap 220, a water valve 230, and a link 240 forming a planar four-bar mechanism.

The water tank 210 comprises a first straight wall 211, an inclined wall 212 and a second straight wall 213 which are connected in sequence to form a funnel shape, wherein the top of the first straight wall is provided with a water inlet 201, and the bottom of the second straight wall is provided with a water injection port 202. Preferably, the angle of inclination E of the inclined wall is between 25 and 45 °, more preferably, the angle of inclination E is 35 °.

The cover 220 includes a cover portion 221, a hinge portion 222, and a connecting portion 223. The lid 221 opens and closes the water inlet 201, and one side thereof is connected in parallel to a first end of the hinge 222. The bottom of the cap portion 221 is provided with a ring of limiting protrusions 224, and the outer diameter of the limiting protrusions 224 is smaller than the inner diameter of the water tank 210, specifically, the limiting protrusions are arranged at a position close to the inner wall of the water tank 210. The hinge portion 222 is hinged to the top of the water tank 210 to form a first hinge point (marked with a in the figure), a second end of the hinge portion 222 is vertically connected to a first end of the connecting portion 223, and a second end of the connecting portion 223 is hinged to a first end of the connecting rod 240 to form a second hinge point (marked with a B in the figure).

The water valve 230 includes a valve portion 231, a transition portion 232, and an interface portion 233, which are sequentially connected in a zigzag fashion. The valve 231 is located below the water filling port 202, the connection point of the transition part 232 and the connection part 233 is hinged to the inclined wall 212 of the water tank 210 to form a hinge point four (marked with the symbol D in the figure), the second end of the connection part 233 is hinged to the second end of the connecting rod 240 to form a hinge point three (marked with the symbol C in the figure), and the connecting rod 240 is a straight rod.

The water tank 210, the tank cover 220, the connecting rod 240 and the water valve 230 form a planar four-bar mechanism, a first hinge point and a fourth hinge point (AD two hinge points) of the water tank 210 form a frame in the planar four-bar mechanism, a first hinge point and a second hinge point (AB two hinge points) of the tank cover 220 form a driving rod in the planar four-bar mechanism, a second hinge point and a third hinge point (BC two hinge points) of the connecting rod 240 form a connecting rod in the planar four-bar mechanism, and a third hinge point and a fourth hinge point (CD two hinge points) of the water valve 230 form a driven rod in the planar four-bar mechanism.

Referring to fig. 2 and 4, when the cover 220 is opened to the ready state, the first hinge point, the second hinge point and the third hinge point (the third hinge point ABC) are in the same straight line, and the planar four-bar linkage is in the dead point position. And the theoretical position of the water valve 230 slightly interferes with the filling port 202 of the water tank 210, so that a torsional force shown as N is generated at the hinge point four (hinge point D) of the water valve 230. When the cover 220 is opened to the first state, the torsional force will push the hinge point B of the cover 220 to be located at B ″ and lock the cover 220, as shown in fig. 3, the water valve 230 is kept closed to close the water inlet 202, and the user can pour water conveniently. When the water tank 210 is filled, the cover 220 is closed by applying force, the hinge point B of the cover 220 is located at point B ', the driven rod is driven to be located at point C', that is, the cover 220 is closed, and the water valve 230 is opened, as shown in fig. 1.

In some embodiments, the upper surface of the valve portion 231 is provided with a water guide portion (not shown) for guiding water flowing out of the water filling port 202 into the ice cube tray 100 from a predetermined direction.

To sum up, compared with the prior art, the refrigerator provided by the utility model at least has the following beneficial effects:

the water injection unit is arranged above the ice-making tray 100 and comprises a water tank 210, a tank cover 220, a connecting rod 240 and a water valve 230 which are hinged with each other, when the tank cover 220 is opened, the water valve 230 is driven to close the water injection port 202 and lock the position of the water valve 230, and a user can conveniently inject water into the water tank 210; when the cover 220 is closed, the water valve 230 is driven to open the water filling port 202, and water can flow into the ice cube tray 100 from the water filling port 202. This application is convenient for the user to water injection to the ice cube tray according to correct water yield and water pouring speed, appears spilling or the full-fledged condition when effectively preventing the water injection, has promoted user experience.

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 cabinet defining a freezing chamber therein;

an ice-making tray which can be placed in the freezing chamber;

the ice cube tray is characterized by further comprising a water injection unit which is detachably arranged in the freezing chamber and is positioned above the ice cube tray;

2. The refrigerator of claim 1, wherein the hinge joint of the box cover and the water tank is a first hinge point, the hinge joint of the box cover and the connecting rod is a second hinge point, the hinge joint of the connecting rod and the water valve is a third hinge point, the hinge joint of the water valve and the water tank is a fourth hinge point, and the water tank, the box cover, the connecting rod and the water valve form a planar four-bar mechanism.

3. The refrigerator according to claim 2, wherein when the cabinet lid is opened to a ready state, the hinge point one, the hinge point two and the hinge point three are in the same straight line, and a torsion force is generated at the hinge point four places;

4. The refrigerator according to claim 3, wherein the cover includes a cover portion, a hinge portion, and a connecting portion;

5. The refrigerator as claimed in claim 4, wherein the bottom surface of the cover body is provided with a ring of stopper protrusions having an outer diameter smaller than an inner diameter of the water tank.

6. The refrigerator of claim 4, wherein the water valve comprises a valve portion, a transition portion and an interfacing portion connected in a zigzag manner in this order;

7. The refrigerator according to claim 6, wherein the connecting rod is a straight rod.

8. The refrigerator of claim 6, wherein the water tank includes a first straight wall, an inclined wall, and a second straight wall sequentially connected in a funnel shape;

9. The refrigerator according to claim 8, wherein the inclined wall has an inclination angle of 25-45 °.

10. The refrigerator according to claim 1, wherein an upper surface of the valve portion is provided with a water guide portion for guiding water flowing out from the water filling port into the ice cube tray from a predetermined direction.