CN220813062U - Drum washing machine - Google Patents

Abstract

The utility model discloses a drum washing machine, which belongs to the technical field of clothes treatment, and comprises a box body, an outer drum assembly and a window pad body, wherein the outer drum assembly is arranged in the box body, the outer drum assembly comprises an outer drum and a front flange, the front flange is arranged at the front end of the outer drum, and the inner wall of the front flange is provided with a water guide slope; the window pad body is arranged between the box body and the front flange, the window pad body comprises a drainage channel, the water outlet end of the drainage channel is connected with a water guide slope, and the water guide slope can guide water to flow downwards into the outer barrel in an inclined mode. The water in the drainage channel can directly flow to the water guide slope surface, the water guide slope surface can guide water to flow downwards to the outer barrel, and the water on the window pad body can flow away easily through the cooperation of the drainage channel and the water guide slope surface, so that water accumulation and water return at the joint of the window pad body and the front flange are avoided.

Description

Drum washing machine

Technical Field

The utility model relates to the technical field of clothes treatment, in particular to a drum washing machine.

Background

The drum washing machine comprises an inner drum, an outer drum, a box body and other structures, wherein a clothes taking opening is formed in the box body, the clothes taking opening is sealed through an observation window and an observation window pad, one end of the observation window pad is connected with the outer drum, the other end of the observation window pad is connected with the box body, and water inside the washing machine is prevented from flowing outside.

In general, as shown in fig. 1, the observation window gasket 10' is made of a flexible material and provided with a corrugated structure, and can reduce the shaking of the outer cylinder by using the deformation of the corrugated structure during the shaking of the outer cylinder. The pleated structure includes a recess, and a drain port 11 ' is generally formed in the pleated structure so as to prevent the washing water remaining in the recess, and the water on the observation window gasket 10 ' flows from the drain port 11 ' into the outer tub.

As shown in fig. 2, the observation window gasket 10 ' is clamped with the front flange 20 ' on the outer cylinder by the elasticity of the observation window gasket 10 ', a horizontal guiding table 21 ' is formed at the port of the front flange 20 ', and water on the observation window gasket 10 ' flows from the water outlet 11 ' to the horizontal guiding table 21 ', and then flows from the horizontal guiding table 21 ' to the outer cylinder. Water is easily stored on the water guiding table 21 ', and even flows back to the observation window gasket 10'. Bacteria are easy to grow in residual water, and secondary pollution is caused in clothes washing.

Disclosure of utility model

The utility model aims to provide a drum washing machine, which solves the technical problem that water is easy to exist at the joint of an observation window pad and a front flange in the prior art.

The technical scheme adopted by the utility model is as follows:

A drum washing machine, comprising:

A case;

The outer cylinder assembly is arranged in the box body and comprises an outer cylinder and a front flange, the front flange is arranged at the front end of the outer cylinder, and a water guide slope is arranged on the inner wall of the front flange;

The window pad body is arranged between the box body and the front flange, the window pad body comprises a drainage channel, the water outlet end of the drainage channel is connected with the water guide slope, and the water guide slope can guide water to flow downwards obliquely into the outer barrel.

Wherein, the water outlet end of the drainage channel is connected with the front end of the water guide slope.

Wherein, the water outlet end of the drainage channel is connected with the middle part of the water guide slope surface.

The water guide slope surface comprises a first slope surface and a second slope surface which are connected, the water outlet end of the water drainage channel is connected with the first slope surface, and the second slope surface is positioned at the downstream of the first slope surface along the flowing direction of water.

Wherein, the water outlet end of the drainage channel is in a horn mouth shape.

Wherein, the water guide slope surface is annular around the circumference of front flange.

The window gasket body comprises an inner lip, the inner lip comprises an outer connecting portion and an inner connecting portion, the outer connecting portion is connected with the front flange in a clamping mode, and the drainage channel is arranged on the inner lip and located between the outer connecting portion and the inner connecting portion.

The front end of the front flange is provided with an outward flange, a clamping groove is formed between the outward flange and the front flange, and the outer connecting part comprises a clamping hook which is clamped with the clamping groove.

Wherein, the pothook extends in a direction away from the outer cylinder in an inclined manner.

Wherein the cross section of the clamping hook is triangular.

The utility model has the beneficial effects that:

According to the drum washing machine provided by the utility model, water on the window pad body flows out from the drainage channel, and the water outlet end of the drainage channel is connected with the water guide slope, so that water in the drainage channel can directly flow onto the water guide slope, the water guide slope can guide water to flow into the outer drum obliquely downwards, and the water on the window pad body can flow away easily through the cooperation of the drainage channel and the water guide slope, so that water accumulation and water return at the joint of the window pad body and the front flange are avoided.

Drawings

FIG. 1 is a schematic view of a prior art window gasket;

FIG. 2 is a partial cross-sectional view of a prior art viewing window pad mated with a front flange;

FIG. 3 is a cross-sectional view of a front flange and gasket body according to a first embodiment of the present utility model;

FIG. 4 is a cross-sectional view of a front flange provided in accordance with a first embodiment of the present utility model;

FIG. 5 is a cross-sectional view of a window gasket body according to an embodiment of the present utility model;

FIG. 6 is a cross-sectional view of another front flange and gasket body provided in accordance with a first embodiment of the present utility model;

FIG. 7 is a cross-sectional view of a front flange and gasket body provided in accordance with a second embodiment of the present utility model;

FIG. 8 is a cross-sectional view of a window gasket body according to a second embodiment of the present utility model;

FIG. 9 is a cross-sectional view of a front flange and gasket body provided in accordance with a third embodiment of the present utility model;

FIG. 10 is a cross-sectional view of a window gasket body provided in accordance with a third embodiment of the utility model;

FIG. 11 is a cross-sectional view of a front flange and gasket body provided in accordance with a fourth embodiment of the present utility model;

FIG. 12 is a cross-sectional view of a front flange and gasket body provided in accordance with a fifth embodiment of the present utility model;

FIG. 13 is a cross-sectional view of a front flange provided in accordance with a fifth embodiment of the present utility model;

Fig. 14 is a cross-sectional view of a window gasket body according to a fifth embodiment of the present utility model.

In fig. 1 and 2:

10', an observation window pad; 11', a water outlet;

20', a front flange; 21', a horizontal guiding table;

Fig. 3 to 14:

10. A front flange; 11. a water guiding slope; 111. a first slope; 112. a second slope; 12. a flanging; 13. a clamping groove;

20. A window pad body; 21. a drainage channel; 22. an inner lip; 221. an outer connection portion; 2211. a clamping hook; 222. an inner connecting part; 223. an extension; 2231. and a connecting surface.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.

Example 1

Referring to fig. 3 to 5, an embodiment of the present utility model provides a drum washing machine, including a cabinet, an outer tub assembly and a window gasket body 20, the outer tub assembly is disposed in the cabinet, the outer tub assembly includes an outer tub and a front flange 10, the front flange 10 is disposed at the front end of the outer tub, and a water guiding slope 11 is disposed on the inner wall of the front flange 10; the window pad body 20 is arranged between the box body and the front flange 10, the window pad body 20 comprises a drainage channel 21, the water outlet end of the drainage channel 21 is connected with the water guide slope 11, and the water guide slope 11 can guide water to flow downwards to the outer barrel in an inclined mode. By connecting the water outlet end of the water discharge channel 21 with the water guiding slope 11, the water in the water discharge channel 21 can directly flow onto the water guiding slope 11, the water guiding slope 11 can guide the water to flow downwards into the outer cylinder, and the arrow in fig. 3 shows the flow direction of the water flow. The water drain channel 21 is matched with the water guide slope 11, so that water on the window pad body 20 can flow away easily, and water accumulation and water return at the joint of the window pad body 20 and the front flange 10 are avoided.

The drainage channel 21 may be a drainage hole or a drainage groove provided in the window gasket body 20. The water outlet end of the water discharge channel 21 is in a horn mouth shape, so that the water discharge area is enlarged, and the water can flow out rapidly. The drain passage 21 may extend obliquely downward in the flow direction of the water so that the water flows out rapidly.

Since the front flange 10 is disposed at the front end of the outer tub, the window gasket body 20 is connected to the front end of the front flange 10, and thus the front flange 10 is located between the window gasket body 20 and the outer tub. The water guiding slope 11 is used for guiding water on the window gasket body 20 to flow to the outer barrel, and the water guiding slope 11 gradually moves away from the axis of the outer barrel from front to back according to the principle that the water flows downwards.

It will be appreciated that the drum washing machine further comprises an inner drum assembly comprising an inner drum disposed within an outer drum, wherein the inner drum rotates about its own axis during operation of the drum washing machine, and the outer drum, the front flange 10 and the window gasket body 20 are all stationary, and the drain channel 21 of the window gasket body 20 is located at the lower portion during assembly according to the principle of water down flow, so that the water guiding slope 11 may be disposed only at the lower portion of the front flange 10, but in order to facilitate processing, production and assembly, in this embodiment the water guiding slope 11 is disposed annularly about the circumference of the front flange 10.

The plane defined by the axis of the outer cylinder is the first plane, and since the water guiding slope 11 is an annular surface, the water guiding slope 11 and the first plane have two intersecting lines, and the two intersecting lines are symmetrical about the axis of the outer cylinder. As shown in fig. 3, the intersection line of the first plane and the water guiding slope 11 is a straight line; as shown in fig. 6, the intersection line of the first plane and the water guiding slope 11 is a curve.

The window gasket body 20 includes an outer lip, an inner lip 22, and a wrinkle portion provided between the outer lip and the inner lip 22, the outer lip being coupled to the case, the inner lip 22 being coupled to the front flange 10. Specifically, the inner lip 22 includes an outer connecting portion 221 and an inner connecting portion 222, the outer connecting portion 221 is engaged with the front flange 10, and the drain passage 21 is provided in the inner lip 22 between the outer connecting portion 221 and the inner connecting portion 222. The inner connecting portion 222 is used for connecting with the inner cylinder, but does not interfere with the rotation of the inner cylinder, and in general, the inner connecting portion 222 is overlapped on the edge of the inner cylinder to prevent clothes from being clamped between the window gasket body 20 and the inner cylinder.

A switching part is provided between the outer connection part 221 and the inner connection part 222, and the drain passage 21 is provided on the switching part. Specifically, the inner lip 22 is provided in a ring shape, and thus, the outer connection portion 221, the inner connection portion 222, and the transit portion are provided in a ring shape, but the drain passage 21 only needs to be provided at the lower portion of the transit portion.

The outer connection part 221 is clamped with the front flange 10, so that the sealing effect is achieved, and the connection stability can be ensured. Specifically, the front end of the front flange 10 is provided with an outward flange 12, a clamping groove 13 is formed between the outward flange 12 and the front flange 10, the outer connecting portion 221 includes a clamping hook 2211, and the clamping hook 2211 is clamped with the clamping groove 13. In other embodiments, the front flange 10 may also be provided with an inner flange that engages the window gasket body 20.

As described above, the water guiding slope 11 is an annular surface, so in order to facilitate processing and production, and also in order to avoid water leakage, the outward flange 12 is also annular, and correspondingly, the clamping groove 13 and the clamping hook 2211 are annular. In the sectional view, the front end of the front flange 10 is in an A shape or an inverted V shape, and is convenient for water guiding while being clamped with the window gasket body 20.

The cross-section of the hook 2211 may be U-shaped or triangular. In the present embodiment, the cross-sectional shape of the hook 2211 is set to be triangular, the corresponding slot 13 is set to be triangular, and one corner of the hook 2211 is inserted into the slot 13, so that the hook 2211 is more tightly connected with the slot 13.

In this embodiment, the water outlet end of the water drainage channel 21 is connected to the front end of the water guiding slope 11, and the water flowing out of the water drainage channel 21 directly flows onto the water guiding slope 11 along the water flowing direction, so as to avoid water accumulation. As shown in fig. 3 and 6, the water outlet end of the water drainage channel 21 is directly connected with the front end of the water guiding slope 11, specifically, the front end of the water guiding slope 11 is connected with the water outlet end of the water drainage channel 21, the rear end of the water guiding slope 11 is close to the outer cylinder, and the water guiding slope 11 is gradually far away from the axis of the outer cylinder from front to back.

Example two

Fig. 7 and 8 show a second embodiment, wherein the same or corresponding parts as in the first embodiment are given the same reference numerals as in the first embodiment. For simplicity, only the points of distinction between the second embodiment and the first embodiment will be described. The difference is that the water outlet end of the water discharge channel 21 is connected with the front end of the water guide slope 11. The inner lip 22 further includes an extension 223, the extension 223 is located between the drain channel 21 and the water guiding slope 11, the extension 223 has a connection surface 2231, the connection surface 2231 is used for connecting the water outlet end of the drain channel 21 with the front end of the water guiding slope 11, and the connection surface 2231 guides the water flowing out of the drain channel 21 to flow vertically downwards or obliquely downwards so that the water flows to the front end of the water guiding slope 11.

Because the drainage channel 21 is arranged on the switching part, the extension part 223 surrounds the outer side of the switching part, and meanwhile, the extension part 223 wraps part of the front flange 10, so that the contact area between the window gasket body 20 and the front flange 10 is increased, and the connection stability is ensured.

Example III

Fig. 9 and 10 show a third embodiment, in which the same or corresponding parts as those of the first embodiment are given the same reference numerals as those of the first embodiment. For simplicity, only the points of distinction of the third embodiment from the first embodiment will be described. The difference is that the water outlet end of the water discharge channel 21 is connected with the middle part of the water guide slope 11. The water flowing out of the water discharge channel 21 directly flows to the middle part of the water guide slope 11, so that the front end of the water guide slope 11 is not contacted with the water, and water return is better avoided.

Specifically, the inner lip 22 further includes an extension portion 223, the extension portion 223 is located between the drain channel 21 and the water guiding slope 11, the extension portion 223 has a connection surface 2231, one end of the connection surface 2231 is connected to the water outlet end of the drain channel 21, the other end of the connection surface 2231 is spaced from the middle portion of the water guiding slope 11, and the connection surface 2231 guides the water flowing out of the drain channel 21 to flow vertically downward or obliquely downward so that the water flows to the middle portion of the water guiding slope 11.

Because the drainage channel 21 is arranged on the switching part, the extension part 223 surrounds the outer side of the switching part, and meanwhile, the extension part 223 wraps part of the front flange 10, so that the contact area between the window gasket body 20 and the front flange 10 is increased, and the connection stability is ensured.

Example IV

Fig. 11 shows a fourth embodiment, wherein the same or corresponding parts as in the first embodiment are given the same reference numerals as in the first embodiment. For simplicity, only the points of distinction of the fourth embodiment from the first embodiment will be described. The difference is that the water guiding slope 11 includes a first slope 111 and a second slope 112 connected, the water outlet end of the water discharging channel 21 is connected with the first slope 111, and the second slope 112 is located downstream of the first slope 111 along the water flowing direction.

By dividing the water guiding slope 11 into two slopes, the smooth flow of water along the water guiding slope 11 is not affected, and the structure is more compact, the clamping groove 13 can be smaller, and accordingly, the clamping hook 2211 on the window gasket body 20 can be smaller.

Example five

Fig. 12 to 14 show a fifth embodiment, in which the same or corresponding parts as those of the first embodiment are given the same reference numerals as those of the first embodiment. For simplicity, only the points of distinction of embodiment five from embodiment one will be described. The difference is that the hook 2211 extends obliquely in a direction away from the outer cylinder, so that the hook 2211 can be better prevented from falling off from the clamping groove 13, and the window gasket body 20 is firmly connected with the front flange 10. Correspondingly, the outward flange 12 of the front flange 10 is inclined to approach the outer cylinder while extending outward so as to be matched with the clamping hook 2211.

The above embodiments merely illustrate the basic principle and features of the present utility model, and the present utility model is not limited to the above embodiments, but may be varied and altered without departing from the spirit and scope of the present utility model. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (10)

1. A drum washing machine, comprising:

A case;

The outer cylinder assembly is arranged in the box body and comprises an outer cylinder and a front flange (10), the front flange (10) is arranged at the front end of the outer cylinder, and a water guide slope (11) is arranged on the inner wall of the front flange (10);

Window pad body (20) set up in between the box with flange (10) before, window pad body (20) include drainage channel (21), the play water end of drainage channel (21) with water guide slope (11) meet, water guide slope (11) can guide water slope downwardly flow extremely in the urceolus.

2. Drum washing machine according to claim 1, characterized in that the water outlet end of the water drain channel (21) is connected to the front end of the water guiding slope (11).

3. Drum washing machine according to claim 1, characterized in that the water outlet end of the water drain channel (21) is connected to the middle part of the water guiding slope (11).

4. The drum washing machine according to claim 1, characterized in that the water guiding slope (11) comprises a first slope (111) and a second slope (112) connected, the water outlet end of the water draining channel (21) is connected with the first slope (111), and the second slope (112) is located downstream of the first slope (111) along the water flowing direction.

5. Drum washing machine according to claim 1, characterized in that the water outlet end of the water drain channel (21) is bell-mouthed.

6. Drum washing machine according to claim 1, characterized in that the water guiding ramp (11) is arranged annularly around the circumference of the front flange (10).

7. The drum washing machine as claimed in any one of claims 1-6, wherein the window gasket body (20) includes an inner lip (22), the inner lip (22) includes an outer connection portion (221) and an inner connection portion (222), the outer connection portion (221) is clamped with the front flange (10), and the drain channel (21) is disposed between the inner lip (22) and the outer connection portion (221) and the inner connection portion (222).

8. The drum washing machine as claimed in claim 7, characterized in that the front end of the front flange (10) is provided with a turned-out edge (12), a clamping groove (13) is formed between the turned-out edge (12) and the front flange (10), the outer connecting portion (221) comprises a clamping hook (2211), and the clamping hook (2211) is clamped with the clamping groove (13).

9. The drum washing machine as claimed in claim 8, characterized in that the hook (2211) extends obliquely in a direction away from the outer tub.

10. The drum washing machine as claimed in claim 8, wherein the cross-sectional shape of the hook (2211) is a triangle.