CN211772169U - Laundry treatment apparatus and door assembly thereof - Google Patents

Abstract

The utility model relates to the technical field of clothes treatment equipment, and aims to solve the problems of inconvenient installation and appearance defects of the door assembly of the existing drum washing machine. Therefore, a clothes treatment equipment and a door assembly thereof are provided. The door assembly includes: a lower door frame; an upper door frame connected to the upper part of the lower door frame, and a concave cavity opened inward is integrally formed on the upper door frame, and the concave cavity is used as a handle of the machine door assembly. The door assembly for the clothes treatment equipment provided by the utility model can reduce the number of parts, simplify the installation process, effectively avoid the appearance defects of the door assembly, and realize the reduction of the thickness of the door assembly, thereby helping to reduce the weight of the clothes. The weight of the treatment equipment and the miniaturized design of the clothes treatment equipment are realized.

Description

Laundry treatment apparatus and door assembly thereof

technical field

The utility model relates to the technical field of clothing processing equipment, in particular to a clothing processing equipment and a door assembly thereof.

Background technique

With the improvement of social and economic conditions, clothing processing equipment such as washing machines and dryers have become one of the indispensable household appliances in every family.

Taking the drum washing machine as an example, it has been favored by more and more users because of its advantages of large capacity and water saving. Front-loading washing machines are usually divided into side-loading and top-loading. For the side-opening front-loading washing machine, the door assembly consists of an observation window and a door frame assembly. The transparent observation window is arranged in the middle of the door frame assembly.

1 is a partial schematic view of a front view of an existing machine door assembly, FIG. 2 is a cross-sectional view taken along the line A-A in FIG. 1 , and FIG. 3 is a partial enlarged schematic view at B in FIG. 2 , with reference to FIGS. 1-3 , the existing machine door assembly 1. It includes a lower door frame 11, an upper door frame 12, an outer door frame 15, a window screen 13 and an observation window 10. The transparent observation window 10 is sandwiched between the lower door frame 11 and the upper door frame 12, and the window screen 13 covers the upper door frame 12 and the observation window 10. Above the window 10, the outer door frame 15 is located at the outermost periphery of the door frame assembly for covering the edges of the lower door frame 11, the upper door frame 12 and the window screen 13, so as to keep the whole door assembly beautiful. Referring to FIG. 3 , the door frame assembly is provided with a handle box 14 with a side opening, and after slitting the surfaces of the upper door frame 12 and the window screen, the surface of one side of the slit is pressed downward to form an opening, which is used for installing the handle box 14. In the installation position, the handle box 14 is embedded in the opening. The handle box 14 is provided with a flange, a partial section of the opening formed on the upper door frame 12 and the window screen 13 abuts on the flange, and the rear end of the handle box 14 is fixedly connected to the lower door frame 11 by screws, so that the fixed. In the prior art, the installation process of the door frame assembly with the handle structure that can be disassembled and assembled separately is cumbersome and requires multiple installation procedures; the depth of the installation space is required to be relatively large, resulting in a thicker thickness of the door frame assembly; the processing technology of the parts is required. Higher, the stability of the assembly process is difficult to guarantee, and appearance defects are often caused due to the gap between the edge of the handle and the window screen, thereby reducing the user experience.

Accordingly, there is a need in the art for a new laundry treatment apparatus and a door assembly thereof to solve the above problems.

Utility model content

In order to solve at least one of the above problems in the prior art, that is, in order to solve the problems of inconvenient installation and appearance defects of the door assembly of the existing front-loading washing machine, a first aspect of the present utility model provides a clothes treatment device The door assembly includes: a lower door frame; an upper door frame, which is connected to the upper part of the lower door frame, the upper door frame is integrally formed with an inwardly opened cavity, and the cavity is used as the machine The handle of the door assembly.

In a preferred technical solution of the above-mentioned door assembly, the upper surface of the upper door frame is recessed downwards and outwards and thus forms a cavity with the opening inwards.

In a preferred technical solution of the above-mentioned door assembly, the concave cavity includes a bottom wall surface, a side wall surface and a top wall surface, the side wall surface is an arc surface, and the bottom wall surface smoothly extends through the side wall surface to the top wall surface wall.

In the preferred technical solution of the above-mentioned door assembly, several convex ribs are arranged below the top wall surface.

In a preferred technical solution of the above-mentioned door assembly, the protruding rib and the top wall surface form an integral structure.

In a preferred technical solution of the above door assembly, the door assembly further includes a window screen, the window screen is connected to the upper door frame and completely covers the upper door frame, and the window screen is formed with the Openings that communicate with cavities.

In the preferred technical solution of the above-mentioned door assembly, in the installed state, the lower edge of the opening of the window screen coincides with the lower edge of the cavity.

In the preferred technical solution of the above-mentioned door assembly, the upper edge of the opening of the window screen is further bent downward to form a flange, and the flange covers the upper edge of the cavity.

In the preferred technical solution of the above door assembly, the outer edge of the upper door frame is bent downward to form a first peripheral wall, and the outer edge of the window screen is bent downward to form a second peripheral wall. In the installed state, The second peripheral wall wraps the first peripheral wall.

The door assembly for the clothes treatment equipment provided by the utility model, by integrally forming a concave cavity with an inward opening on the upper door frame, the concave cavity is used as the handle of the machine door assembly, that is, the function of the handle box is integrated into the upper door frame. On the upper door frame, there is no need to configure a special handle box, which reduces the number of parts of the door assembly and simplifies the installation process; in addition, the upper door frame can realize the function of the handle box without assembling the handle box, which can avoid the processing of parts and components. The phenomenon of assembly gaps caused by the influence of process, assembly operation and other processes can effectively avoid the appearance defects of the door assembly; in addition, because the handle box is omitted, the composition of the door frame assembly is simplified, and the door assembly is realized. The thickness is reduced, thereby helping to reduce the weight of the clothes treatment device and realize the miniaturized design of the clothes treatment device.

Further, the concave cavity is designed as a structure formed by the upper surface of the upper door frame being recessed downward and outward, and the concave cavity can be integrally formed on the upper door frame in combination with the front ejection process, so as to realize the integration of the handle box and the upper door frame. The purpose is to simplify the installation process of parts, reduce the configuration of parts, and the processing technology is simple and easy to realize.

Further, by setting the side wall surface of the concave cavity as an arc-shaped surface, the user's operating feel can be enhanced, it is convenient for the user to open the machine door, and it is easier to eject the mold for processing.

Further, by arranging several protruding ribs below the top wall surface of the concave cavity, the protruding ribs can increase the friction force between the user's fingers and the door frame during the process of opening the door of the user, which is convenient for the user to operate, and is arranged as protruding ribs. The form is also conducive to enhancing the operating feel.

Further, the convex rib can be fixed to the top wall surface by sticking, or can be integrally formed with the top wall surface. When it is integrally formed on the top wall surface, that is, when it is formed synchronously with the concave cavity, it can simplify the installation process and facilitate processing.

Further, by configuring the window screen, the upper door frame can be completely covered by the window screen, which can block the ejection line formed during the ejection process of the upper door frame, and can also use the window screen to play a decorative effect, making the door assembly more beautiful.

Further, by setting the lower edge of the opening of the window screen to coincide with the lower edge of the cavity, and by bending the upper edge of the opening of the window screen downward to form a flanging, the upper edge of the cavity is covered with the flanging. , which can enhance the aesthetics after assembly, and at the same time protect the user's fingers during the user's operation.

Another aspect of the present invention also provides a laundry treatment device, which includes the door assembly described in any one of the foregoing technical solutions.

The clothing treatment equipment provided by the present invention can be any equipment that needs to be equipped with a side-opening door assembly, such as a drum washing machine, a drum clothes dryer, and a drum washing-drying machine. Therefore, the door assembly has all the technical effects of the above-mentioned door assembly, which will not be repeated here.

Description of drawings

Hereinafter, the laundry treatment device and the door assembly thereof of the present utility model will be described with reference to the accompanying drawings and in conjunction with the drum washing machine. In the accompanying drawings:

1 is a partial schematic view of a front view of a conventional door assembly;

Fig. 2 is A-A sectional view of Fig. 1;

Fig. 3 is a partial enlarged schematic diagram at B in Fig. 2;

4 is a partial schematic diagram of a front view of a door assembly provided by an embodiment of the present invention;

Fig. 5 is the C-C direction sectional view of Fig. 4;

Fig. 6 is a partial enlarged schematic diagram at D in Fig. 5;

Fig. 7 is the partial enlarged schematic diagram of E place in Fig. 6;

8 is a partial schematic diagram of an upper door frame provided by an embodiment of the present invention;

List of reference numbers:

1. Existing machine door assembly; 10. Observation window; 11, lower door frame; 12, upper door frame; 13, window screen; 14, handle box; 15, outer door frame; 2, machine door assembly; 20, observation window; 21, lower door frame; 210, third peripheral wall; 22, upper door frame; 220, inner wall; 221, buffer surface; 222, cavity; 2220, lower edge of cavity; 2221, bottom wall surface; 2222, side wall surface 2223, the top wall surface; 223, the first peripheral wall; 224, the ribs; 23, the window screen; 230, the concave part; 2300, the lower edge of the opening; .

Detailed ways

The preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only used to explain the technical principles of the present invention, and are not intended to limit the protection scope of the present invention. For example, although the following embodiments are explained in conjunction with a drum washing machine, this is not limitative. The changes do not deviate from the principle and scope of the present invention.

In addition, in order to better illustrate the present invention, numerous specific details are given in the following detailed description. It should be understood by those skilled in the art that the present invention may be practiced without certain specific details.

It should be noted that, in the description of the present invention, "upper door frame" and "lower door frame" are named when the door assembly is in a horizontal state, so the terms "center", "upper", "lower", "lower" Terms indicating direction or positional relationship such as vertical, horizontal, inner, outer are also based on the direction or positional relationship shown in the drawings, which are only for the convenience of description and do not indicate or imply the device. Or the elements must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention. Furthermore, the terms "first", "second", and "third" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

In addition, it should also be noted that, in the description of the present invention, unless otherwise expressly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it may be a fixed connection, or It can be a detachable connection or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal communication between the two components. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

Based on the problems pointed out in the background art that the door assembly of the existing drum washing machine is inconvenient to install and prone to appearance defects, the utility model provides a clothes treatment device and a door assembly thereof. It is integrated on the door frame to simplify the installation process of the door frame and avoid appearance defects due to improper assembly.

The door assembly provided by the present utility model will be described below with reference to the accompanying drawings. In the accompanying drawings, FIG. 4 is a partial schematic diagram of a front view of a door assembly provided by an embodiment of the present utility model; FIG. 5 is a sectional view taken along the C-C direction of FIG. 4 ; FIG. 6 is a partial enlarged schematic diagram of D in FIG. 5; FIG. 6 is a partial enlarged schematic diagram of the position E; FIG. 8 is a partial schematic diagram of an upper door frame provided by an embodiment of the present invention.

The door of the front-loading washing machine is used to open and close the opening of the tub, and at the same time, it is used to observe the washing condition in the tub, and the door is hingedly connected to the front panel of the box. 4 to 6 , the door assembly 2 in the embodiment of the present invention includes: a lower door frame 21, an upper door frame 22, an observation window 20 and a window screen 23, as well as connectors, electronic components, etc. connected to these components , and will not be described in detail here to highlight the gist of the present invention.

4-6, the appearance of the door assembly 2 is disc-shaped, the lower door frame 21 and the upper door frame 22 form the annular door frame of the door assembly 2, and a transparent observation window 20 is installed in the middle of the door frame. The material can be glass or transparent resin. The observation window 20 is sandwiched between the inner wall 220 formed by the upper door frame 22 and the lower door frame 21 , and the upper door frame 22 is connected to the top of the lower door frame 21 . When the door assembly 2 is in use, the upper door frame 22 faces away from the direction of the cylinder, and the lower door frame 21 faces the direction of the cylinder. The upper door frame 22 and the lower door frame 21 are fixedly connected by means of fasteners and a clamping structure.

8, the upper door frame 22 is integrally formed with a concave cavity 222 with an inward opening, that is, the opening of the concave cavity 222 faces the center of the door frame. The cavity 222 is used as the handle of the door assembly 2. During the process of opening the door, the user can directly insert his fingers into the cavity 222 and apply force to the top wall surface 2223 of the cavity 222 to open the door.

The door assembly for the clothes treatment equipment provided by the utility model, by integrally forming a concave cavity with an inward opening on the upper door frame, the concave cavity is used as the handle of the machine door assembly, that is, the function of the handle box is integrated into the upper door frame. On the upper door frame, there is no need to configure a special handle box, which reduces the number of parts of the door assembly and simplifies the installation process; in addition, the upper door frame can realize the function of the handle box without assembling the handle box, which can avoid the processing of parts and components. The phenomenon of assembly gaps caused by the influence of process, assembly operation and other processes can effectively avoid the appearance defects of the door assembly; in addition, because the handle box is omitted, the composition of the door frame assembly is simplified, and the door assembly is realized. The thickness is reduced, thereby helping to reduce the weight of the clothes treatment device and realize the miniaturized design of the clothes treatment device.

The specific structures of the upper door frame 22 and the lower door frame 21 will be described below with reference to the accompanying drawings. Referring to FIGS. 6 and 8 , the upper surface of the upper door frame 22 is first concave downward and then outward to form the aforementioned cavity 222 with an inward opening. In the process of forming the cavity 222 , the upper surface of the upper door frame 22 first faces downward. The buffer surface 221 is formed by the depression, and then a cavity 222 is formed by the depression outward. The cavity 222 includes a bottom wall surface 2221, a side wall surface 2222 and a top wall surface 2223. Finally, the bottom wall surface 2221 and the buffer surface 221 of the cavity 222 form a stepped surface. The side wall surface 2222 of the cavity 222 is an arc surface, and the bottom wall surface 2221 smoothly extends to the top wall surface 2223 through the side wall surface 2222 . It can be understood that when the bottom wall surface 2221 gradually shrinks, the side wall surface 2222 gradually joins due to the shrinkage of the bottom wall surface 2221 , which may eventually cause the bottom wall surface 2221 to disappear and the cavity 222 to be formed as a semicircular cavity 222 . 6, the bottom wall 2221 of the cavity 222 is provided with screw holes for installing fasteners. The screws 24 pass through the lower door frame 21 from bottom to top and are connected to the screw holes to connect the upper door frame 22 and the lower door frame. 21 are fixedly connected together.

Referring to FIG. 7 , in order to enhance the user's hand feeling when opening and closing the door, and at the same time play an anti-slip effect, a plurality of protruding ribs 224 are also provided below the top wall surface 2223 . There are many ways to form the ribs 224. For example, the ribs 224 can be formed on the rubber pad, and the rubber pad is pasted and fixed on the top wall surface 2223; 222 in one piece. Adding the protruding ribs 224 can increase the friction force between the fingers and the top wall surface 2223, thereby helping to open the door.

With continued reference to FIG. 6 , the window screen 23 is attached above the upper door frame 22 and completely covers the upper door frame 22 . The window screen 23 can be made of dark translucent material, which will not affect the user's observation of the operation of the inner cylinder, and can form a certain shielding and protective effect on the upper door frame 22, and at the same time can enhance the overall aesthetics of the door assembly 2 . The window screen 23 is formed with an opening communicating with the cavity 222, and a concave portion 230 is formed at a position corresponding to the buffer surface 221 of the upper door frame 22, so that the surface of the window screen 23 can smoothly transition to the lower edge 2300 of the opening. In the installed state, the lower edge 2300 of the opening of the window screen 23 coincides with the lower edge 2220 of the cavity, that is, in the stepped surface formed by the buffer surface 221 and the bottom wall surface 2221 of the cavity 222, the height of the step is related to the thickness of the window screen 23 Consistently, the lower edge 2300 of the opening of the window screen 23 can be coincident with the lower edge 2220 of the cavity, so that the surface of the assembled window screen 23 can smoothly transition to the inner wall of the cavity 222, and the operation feels better and more beautiful.

Further, the upper edge of the opening of the window screen 23 is also bent downward to form a flange 2301, and the flange 2301 covers the upper edge of the cavity 222 to enhance the aesthetics of the installed door assembly 2.

Further, in order to ensure that the door assembly 2 has a good appearance, and that the upper door frame 22, the lower door frame 21 and the window screen 23 can be stably connected, the outer edge of the upper door frame 22 is bent downward to form the first peripheral wall 223, and the window screen The outer edge of 23 is bent downward to form a second peripheral wall 231 . In the installed state, the second peripheral wall 231 covers the first peripheral wall 223 , so that the window screen 23 completely covers the door frame 22 . Further, in order to make the edge of the installed door neat, the outer edge of the lower door frame 21 is bent upward to form the third peripheral wall 210. In the installed state, the first peripheral wall 223 is pressed against the inner side of the third peripheral wall 210. The third peripheral wall 210 is pressed against the inner side of the second peripheral wall 231, so that the lower door frame 21 supports the upper door frame 22 on the left and right sides. The second wall connects it to the lower door frame 21 . Of course, the third peripheral wall 210 can also be located on the inner side of the first peripheral wall 223, as long as it is ensured that the edges of the various components of the installed door assembly 2 are smoothly transitioned.

So far, the technical solutions of the present invention have been described with reference to the preferred embodiments shown in the accompanying drawings, but those skilled in the art can easily understand that the protection scope of the present invention is obviously not limited to these specific embodiments. On the premise of not departing from the principle of the present invention, those skilled in the art can make equivalent changes or replacements to the relevant technical features, and the technical solutions after these changes or replacements will fall within the protection scope of the present invention.

Claims (10)

1. A door assembly of a laundry treating apparatus, comprising:

a lower door frame;

and an upper door frame attached to the lower door frame, the upper door frame integrally formed with an inwardly opening cavity that serves as a handle for the door assembly.

2. The door assembly of claim 1 wherein the upper surface of said upper frame is downwardly and outwardly concave and thereby forms a cavity with said opening inwardly.

3. The door assembly of claim 2, wherein said pocket includes a bottom wall surface, a side wall surface and a top wall surface, said side wall surface being arcuate, said bottom wall surface extending smoothly through said side wall surface to said top wall surface.

4. The door assembly of claim 3 wherein said top wall surface has a plurality of ribs disposed therebelow.

5. The door assembly of claim 4 wherein said rib is formed as a unitary structure with said top wall surface.

6. The door assembly of claim 2 further comprising a window screen attached above and completely covering said upper door frame, said window screen having an opening formed therein in communication with said cavity.

7. A door assembly according to claim 6, wherein in the installed condition the lower edge of the window screen opening coincides with the lower edge of the cavity.

8. The door assembly of claim 7 wherein the upper edge of the opening in the panel is further bent downwardly to form a flange, the flange covering the upper edge of the cavity.

9. A door assembly according to claim 6, wherein the outer edge of the upper frame is bent downwardly to form a first peripheral wall and the outer edge of the screen is bent downwardly to form a second peripheral wall, the second peripheral wall surrounding the first peripheral wall in the assembled condition.

10. A laundry treating apparatus, characterized by comprising the door assembly of any one of claims 1-9.

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