WO2019170116A1

WO2019170116A1 - Washing machine

Info

Publication number: WO2019170116A1
Application number: PCT/CN2019/077251
Authority: WO
Inventors: 程宝珍; 王玲臣; 李梅; 董锦生; 王硕; 张娟娟
Original assignee: 青岛海尔洗衣机有限公司
Priority date: 2018-03-07
Filing date: 2019-03-07
Publication date: 2019-09-12
Also published as: CN213013547U; JP2021515637A; US20200407908A1; CN110241569B; CN110241569A

Abstract

Provided in the present invention is a washing machine comprising a wash tub for containing water during a washing process and a water collection apparatus for collecting drained water from the wash tub. The water collection apparatus comprises a water collection cavity having a washing capacity increasing structure therein for increasing washing capacity. The water collection cavity of the water collection apparatus of the present invention has the washing capacity increasing structure therein for increasing washing capacity thereof, and the washing capacity increasing structure can increase washing capacity by means of outwardly expanding the water collection cavity as much as possible without changing the height of the water collection apparatus, thereby avoiding splash or overflow inside of the water collection apparatus.

Description

Washing machine

Technical field

The present invention relates to the field of laundry equipment technology, and in particular to a washing machine.

Background technique

The washing machine is designed as a device for washing laundry by using electricity. Generally, the washing machine includes: a tub for accommodating washing water; a rotating tub rotatably installed inside the tub; and a pulsator rotatably mounted in the rotating tub The bottom; the motor and clutch are configured to rotate the rotating barrel and the pulsator. When the rotating tub and the pulsator are rotated in a state where the laundry and the detergent are introduced into the rotating tub, the pulsator agitates the washing water together with the laundry introduced into the rotating tub, thereby removing the stain from the laundry.

In order to increase the washing capacity of the washing machine, a larger rotating tub is required, that is, the height or diameter of the rotating tub needs to be increased. If the rotary tub has a larger size, the accommodating tub and the cabinet accommodating the rotary tub also need to increase as the rotary tub increases.

The increase of the casing corresponding to the appearance of the washing machine is limited by the space of the area in which the washing machine is installed. The position of the washing machine for the general user's home is limited, and the purpose of increasing the size of the washing machine to increase the capacity of the washing tub is not realistic, how to Without increasing the casing of the washing machine, increasing the capacity of the rotating drum has become a major problem for designers.

In view of this, the present invention has been specifically proposed.

Summary of the invention

In order to solve the above problems, an object of the present invention is to provide a washing machine, and in particular, the following technical solutions are adopted:

A washing machine comprising a washing tub which can be used for holding water during washing and a water collecting device for collecting the drain of the washing tub, the collecting device comprising a collecting chamber having a expansion for expanding its volume structure.

Further, the bottom wall of the water collecting chamber includes a bottom wall body located at a middle portion and a sump recessed at a periphery of the bottom wall of the bottom wall, and the water collecting device includes a drain port communicating with the sump, the expansion The structure is located on the side wall of the sump near the bottom wall body for expanding the volume of the sump.

Further, the expansion structure includes a first expansion portion, and the first expansion portion is formed by obliquely extending from a side wall of the sump near the bottom wall body toward the bottom wall body.

Further, the side wall of the sump close to the bottom wall body extends obliquely toward the bottom wall body over the entire circumference to form a full circle of the first expansion portion;

Alternatively, the sump is inclined to extend toward the bottom wall body near the side wall of the bottom wall body to form a plurality of first expansion portions distributed along the outer circumference of the bottom wall.

Further, the inclination angles of the first expansion portions at respective positions along the entire circumference of the bottom wall body are the same;

Alternatively, the inclination angle of the first expansion portion at various positions along the entire circumference of the bottom wall body is gradually increased.

Further, the expansion portion includes a second expansion portion, and the second expansion portion is formed by a recess of the sump near the bottom wall body toward the bottom wall body.

Further, the second expansion portion includes a plurality of concave portions distributed by the sump near the side wall of the bottom wall body to the bottom wall body to form a bottom wall of the bottom wall.

Wherein at least one of the inner recesses is disposed corresponding to the position of the drain port.

Further, a portion of the wall of the washing tub below the highest water level is closed, and the washing tub is used for holding water during the washing process; and the dewatering hole is disposed at a portion above the highest water level of the tub wall of the washing tub. The washing tub may be drained by the dewatering hole during the dehydration process; the outer wall of the washing tub is provided with a dewatering drainage device, and the water inlet end of the dewatering drainage device is connected with the dewatering hole, and the water outlet end of the dewatering drainage device extends to the set The water collection chamber of the water device.

Further, the water collecting device is located below the washing tub and disposed coaxially with the washing tub, the upper opening of the water collecting device is lower than the dewatering hole of the washing tub, and the dewatering and draining device includes top-down A drainage channel extending into the sump of the water collecting device; the depth of the sump in the vertical direction gradually increases in a direction of rotation when the washing tub is dehydrated.

Further, a plurality of dehydration holes are disposed at the position of the barrel mouth of the washing tub, and the drainage channels include a plurality of ones, respectively corresponding to the dehydration holes, the upper end of the drainage channel communicates with the dehydration holes, and the lower end extends to the water collecting device. Inside the sink

Or a plurality of dehydration holes are uniformly disposed at a position of the barrel mouth of the washing tub, each dehydration hole group includes a plurality of dehydration holes, and the drainage channel includes a plurality of drainage channels respectively corresponding to the dehydration hole groups, and the drainage channel The upper end communicates with a plurality of dewatering holes of a dewatering hole group, and the lower end extends into a sump of the water collecting device.

The washing tub of the washing machine of the invention can be used for water in the washing process, so the washing tub adopts the design of “non-porous washing tub”, and at the same time, the structural design of the outer tub is cancelled, and the water collecting device is used instead of the outer bucket collecting and draining water, which makes the present The invention has the following technical effects:

1. When the volume of the casing is constant, the capacity of the washing tub can be increased to realize the expansion effect of the washing machine.

2. The water in the washing process only exists in the washing tub, which avoids the problem that the inner wall of the outer tub and the outer wall of the washing tub are “stained and contaminated” by the water between the inner and outer barrels of the conventional washing machine, and has better washing effect.

3. The outer drum is removed, and the washing bucket is a water tank. During the washing process, no water is stored between the inner and outer barrels, which reduces the washing water consumption and saves the washing water consumption.

4. The water collecting chamber of the water collecting device has a expansion structure for expanding its volume, and the expansion structure realizes the purpose of expanding the volume by expanding the water collecting chamber as much as possible while ensuring the height of the water collecting device is constant. In order to avoid the problem of splashing or overflowing inside the water collecting device.

DRAWINGS

1 is a schematic structural view of a washing machine according to an embodiment of the present invention;

2 is a schematic perspective view of a three-dimensional structure of a water collecting device of a washing machine according to an embodiment of the present invention;

3 is a schematic perspective view of a water collecting device of a washing machine in accordance with an embodiment of the present invention;

Figure 4 is a plan view of a water collecting device of a washing machine in accordance with an embodiment of the present invention;

Figure 5 is a cross-sectional view of the water collecting device of the washing machine of the embodiment of the present invention taken along line E-E of Figure 4;

Figure 6 is a cross-sectional view of the water collecting device of the washing machine of the embodiment of the present invention taken along line F-F of Figure 4;

Figure 7 is a perspective view showing the structure of a water collecting device of a washing machine according to a second embodiment of the present invention;

Figure 8 is a plan view of a water collecting device of a washing machine in accordance with a second embodiment of the present invention;

Figure 9 is a cross-sectional view of the water collecting device of the washing machine of the second embodiment of the present invention taken along line A-A of Figure 8;

Figure 10 is a bottom view of a water collecting device of a washing machine of a third embodiment of the present invention;

Figure 11 is a cross-sectional view of the water collecting device of the washing machine of the third embodiment of the present invention taken along line B-B of Figure 10;

Figure 12 is a perspective view showing the structure of a water collecting device of a washing machine in accordance with a fourth embodiment of the present invention;

Figure 13 is a bottom plan view of a water collecting device of a fourth washing machine in accordance with an embodiment of the present invention;

Figure 14 is a cross-sectional view of the water collecting device of the washing machine of the fourth embodiment of the present invention taken along line C-C of Figure 13;

Figure 15 is a perspective view showing the structure of a water collecting device of a washing machine in accordance with a fifth embodiment of the present invention;

Figure 16 is a perspective structural view showing still another embodiment of a water collecting device of a washing machine according to a fifth embodiment of the present invention;

Figure 17 is a cross-sectional view showing still another embodiment of a water collecting device of a washing machine according to a fifth embodiment of the present invention;

Figure 18 is a cross-sectional view showing an embodiment of a water collecting device of a washing machine of a sixth embodiment of the present invention;

19 is a perspective structural view showing an embodiment of a reinforcing structure of a sixth embodiment of the present invention;

Figure 20 is a cross-sectional view showing still another embodiment of a water collecting device of a washing machine of a sixth embodiment of the present invention;

21 is a schematic perspective structural view showing still another embodiment of the reinforcing structure of the sixth embodiment of the present invention;

Figure 22 is an exploded view of still another embodiment of the water collecting device of the sixth washing machine of the sixth embodiment of the present invention;

Figure 23 is an exploded view of still another embodiment of the water collecting device of the sixth washing machine of the sixth embodiment of the present invention;

Figure 24 is a cross-sectional view showing still another embodiment of the water collecting device of the sixth washing machine of the sixth embodiment of the present invention.

Detailed ways

A washing machine of the present invention will be described in detail below with reference to the accompanying drawings:

Embodiment 1

As shown in FIG. 1 to FIG. 6, a washing machine of the present embodiment includes a washing tub 200 that can be used for holding water during washing and a water collecting device 500 for collecting washing tub drain, and the water collecting device 500 includes Water collecting chamber 503.

In this embodiment, the washing tub 200 of the washing machine is used as a water tub, and no outer tub is disposed outside the washing tub 200. In this embodiment, only the water collecting device 500 is disposed at the bottom of the washing tub 200, so that the washing water of the washing tub is discharged to the water collecting device. After 500 is discharged, the water collecting device 500 has a water collecting chamber 503 to realize the function of temporarily storing water.

The washing tub of the washing machine of the embodiment is used as a water tub, whereby the washing tub adopts a “non-porous washing tub” design, and at the same time, the outer tub is removed, and the water collecting device collects only the drain of the washing tub to discharge, so the washing machine of the embodiment has The following technical effects:

3. The outer drum is removed, and the washing bucket is a water tank. During the washing process, no water is stored between the inner and outer barrels, which reduces the amount of washing water and saves the washing water consumption.

Due to the expansion of the washing machine, the water in the dehydration stage is discharged from the waterway port on the washing tub. After the outer tub is not, the water discharged from the water channel enters the collecting chamber of the water collecting device. Due to the expansion demand, the height of the water collecting device is limited, and the set The water level in the water chamber is at a certain height. When the washing tub rotates at a high speed, the water level will rise, and the water flow will be directed to the inner wall of the water collecting chamber. If it cannot be discharged in time, it will cause splashing or the water level will overflow and overflow. sink. Therefore, in order to solve the problem that the height of the water collecting device is constant, the volume of the water collecting chamber is increased as much as possible to avoid the problem of splashing or overflowing in the water collecting device.

Therefore, the water collecting chamber 503 of the present embodiment has a expansion structure for expanding the volume thereof, and the expansion structure realizes the enlarged volume by expanding the water collecting chamber 503 as much as possible while ensuring the height of the water collecting device is constant. The purpose is to avoid the problem of splashing or overflowing inside the water collecting device.

Further, the bottom wall of the water collecting chamber 503 of the embodiment includes a bottom wall body 505 located at the middle portion and a sump 502 recessed on the outer periphery of the bottom wall body 505, and the water collecting device 500 includes the sump The drain 504 is located on the side wall of the sump 502 near the bottom wall body 505 for expanding the volume of the sump 502.

In the embodiment, the water collecting tank 502 increases the local depth of the water collecting chamber, and the outlet end of the drainage channel on the washing tub extends into the water collecting tank 502 of the water collecting device 500, so that even if the washing tub rotates at a high speed, the discharged water is directly discharged. Enter deeper sump 502 to avoid splashing or overflowing.

Therefore, since the washing tub drain is directly discharged into the sump 502 of the water collecting device, the present invention provides the expansion structure on the sump 502 to expand the volume of the sump 502 to avoid splashing or overflowing. Deepen the height and strength of the water collection device.

As an embodiment of the present embodiment, the expansion structure includes a first expansion portion 512, and the first expansion portion 512 is formed by the sump 502 extending obliquely toward the bottom wall body toward the sidewall of the bottom wall body, thereby increasing The volume of the sump 502.

In the embodiment, the installation manner and the inclination angle of the first expansion portion 512 are required to ensure the overall height and strength of the water collecting device, specifically:

The sump 502 is adjacent to the sidewall of the bottom wall body 505 and extends obliquely to the bottom wall body 505 over the entire circumference to form a full circle of the first expansion portion 512;

Alternatively, the sump 502 is inclined to extend toward the bottom wall body 505 near the side wall of the bottom wall body 505 to form a plurality of first expansion portions 512 distributed along the outer circumference of the bottom wall.

In the embodiment, the inclination angles of the first expansion portions at various positions along the entire circumference of the bottom wall body are the same, so that the volume of the sump 502 can be increased as much as possible.

Alternatively, the inclination angle of the first expansion portion at various positions along the entire circumference of the bottom wall body is gradually increased, so that a transition structure is formed between the side wall of the sump and the bottom wall body 505, and has a certain water guiding function. Water is directed from the bottom wall body into the sump 502.

As an embodiment of the present embodiment, the expansion portion includes a second expansion portion 513, and the second expansion portion 513 is formed by the sump 502 near the sidewall of the bottom wall body 505 toward the bottom wall body 505.

Further, the second expansion portion 513 includes a plurality of concave portions which are partially recessed from the side wall of the bottom wall body by the sump near the bottom wall body to form a bottom wall of the bottom wall.

Further, the inner recess corresponding to the drain port is larger than the other inner recesses.

In the washing machine of this embodiment, a portion of the washing tub 200 below the highest water level is closed, and the washing tub 200 can be used for water in the washing process; the washing tub 200 has the highest wall A dewatering hole is disposed in a portion above the water level, and the washing tub 200 can be drained from the dewatering hole during the dehydration process; a dewatering and draining device 300 is disposed on the outer wall of the washing tub 200, and the water inlet end of the dewatering and draining device 300 is connected to the dewatering hole. The water outlet end of the dewatering and draining device 300 extends into the water collecting chamber 503 of the water collecting device 500.

The washing tub 200 of the washing machine of the present embodiment is a “non-porous washing tub”. During the washing process, the washing tub 200 is a water tub, and a dewatering hole is provided at a portion above the highest water level of the tub wall of the washing tub 200 to realize a dehydrating function. A dewatering and draining device is disposed on the wall of the washing tub 200, and the water in the dehydration process of the washing machine is guided to the collecting chamber 503 of the water collecting device 500 through the dewatering and draining device to collect and discharge, so as to prevent the dehydrated water from splashing into the casing of the washing machine. .

The water collecting device 500 of the present embodiment is located below the washing tub 200 and disposed coaxially with the washing tub. The upper opening of the water collecting device 500 is lower than the dewatering hole of the washing tub 200, and the dewatering and draining device 300 includes The drain passage extends up to the bottom in the sump 502 of the water collecting device 500; the depth of the sump 502 gradually increases in the direction of rotation in the vertical direction of the washing tub when it is dehydrated. In this embodiment, the dewatering and draining device 300 is extended into the sump 502 of the water collecting device 500, and the water in the dehydration process can be collected in the sump 502 and discharged, and the sump 502 is deeper than the water collecting chamber 503 to prevent dehydration and drainage. Splash.

Further, a plurality of dehydration holes are disposed at the position of the barrel mouth of the washing tub 200 in the embodiment, and the drainage channels include a plurality of corresponding ones and one corresponding to the dehydration holes respectively, and the upper end of the drainage channel communicates with the dehydration hole, and the lower end extends to The sump 502 of the water collecting device.

Alternatively, a plurality of dehydration holes are uniformly disposed at a position of the barrel mouth of the washing tub 200, and each dehydration hole group includes a plurality of dehydration holes, and the drainage channels include a plurality of drainage passages respectively corresponding to the dehydration hole groups, and drainage The upper end of the passage communicates with a plurality of dewatering holes of one dewatering hole group, and the lower end extends into the sump 502 of the water collecting device.

As an embodiment of the embodiment, the bottom wall of the water collecting chamber 503 includes a bottom wall body 505 disposed integrally and flush, and an annular sump 502 located at a periphery of the bottom wall body 505. The drainage channel includes a plurality of And respectively distributed uniformly along the outer wall of the washing tub, and the water outlet ends of the plurality of drain passages are all connected to the annular sump.

Further, the drain port 504 of the embodiment is disposed at a lowest water level in the annular sump 502, and the drain port 504 is expanded to the bottom wall body 505 to meet the displacement requirement, thereby increasing the drain port. The caliber of 504 increases the flow rate of water to meet the drainage requirements and avoids the accumulation of water overflow in the water collecting device 500.

The bottom wall body 505 of the present embodiment has a valve plug mounting portion 506 and a locking member mounting portion 507, a valve plug is mounted on the valve plug mounting portion 506, and a locking member is mounted on the locking member mounting portion 507, the washing tub The bottom of the 200 is provided with a positioning hole and a washing tub drain. When the washing tub is drained, the locking member is inserted into the positioning hole on the washing tub 200 to position and lock the washing tub 200, and at the same time, the valve plug moves the washing tub drain. Open to drain the washing tub.

The water collecting device 500 of the present embodiment is a basin-like structure having a cavity inside. The water collecting device 500 is hoisted in the casing 100 of the washing machine by a boom 400. The outer peripheral wall of the water collecting device is provided with a boom mounting seat 501 for assembling the boom 400. Preferably, the boom is installed. The seat consists of four and is evenly distributed along its circumference.

A driving device 600 is mounted on the bottom wall of the water collecting device 500 of the present embodiment, and the driving device has a washing tub shaft and a pulsator shaft that drive the washing tub 200 and the pulsator 800 to rotate.

A balance ring 900 is disposed on the opening of the washing tub 200 of the embodiment, and the dewatering hole of the washing tub 200 is disposed at the opening and is blocked by the balance ring 900, so that the washing tub 200 can achieve “no hole” on the look and feel, thereby improving the overall integration. Sex.

Embodiment 2

As shown in FIG. 1 , FIG. 7 to FIG. 9 , a washing machine of the present embodiment includes a washing tub 200 that can be used for holding water during washing and a water collecting device 500 for collecting drain water of the washing tub 200. The water collecting device 500 includes a water collecting chamber 503 and a drain port 504 communicating with the water collecting chamber 503, and a bottom wall of the water collecting chamber 503 is provided with a water guiding structure for guiding water to the drain port 504.

In this embodiment, the washing tub 200 of the washing machine is used as a water tub, and no outer tub is disposed outside the washing tub 200. In this embodiment, only the water collecting device 500 is disposed at the bottom of the washing tub 200, so that the washing water of the washing tub is discharged to the water collecting device. After 500 is discharged, the water collecting device 500 has a water collecting chamber 503 to realize the function of temporarily storing water. The height of the water collecting device 500 is smaller than the height of the washing tub 200, and the bottom wall of the water collecting chamber 503 is provided for guiding. The water-conducting structure of the water flowing to the water outlet 504 can ensure timely discharge of the water flow, and prevent the water collecting device 500 from overflowing too much too quickly.

As an embodiment of the present embodiment, all the bottom walls or part of the bottom wall of the water collecting chamber 503 are formed by a high-low transition arrangement to form the water guiding structure, and the drain opening 504 is disposed in the water collecting chamber. The bottom wall of the 503 is below the highest water level. Thus, the drainage can be discharged to the drain port 504 better along the water guiding structure of the water collecting chamber 503.

Further, the bottom wall of the water collecting chamber 503 of the embodiment is provided with a concave sump 502, and the sump 502 is formed in a transition from a high to a low depth in the vertical direction to form the water guiding structure. The drain 504 is disposed within the sump 502 and is located below the highest water level. In this embodiment, a concave sump 502 is disposed in the water collecting chamber 503, on the one hand, the volume of the collected water can be increased, and on the other hand, the water can be prevented from splashing out. Since the water level of the sump in the water collecting chamber 503 is the lowest, the drainage port 504 is disposed in the sump to facilitate drainage.

Specifically, the sump 502 of the present embodiment is circumferentially disposed along the bottom wall of the water collecting chamber 503, and the depth of the sump 502 in the vertical direction is a transition from high to low in a clockwise or counterclockwise direction. The formation of the water guiding structure is provided.

Preferably, the depth of the sump in the vertical direction forms a water guiding structure in a clockwise direction from a high to a low transition.

As an embodiment of the present embodiment, the water guiding structure is a spiral bottom structure or a stepped structure in which the bottom of the sump 502 is arranged in a sump and is located in a spiral. The lowest water position of the structure or step structure. In this way, the drainage can be completely drained, and water is retained in the water collection chamber 503.

Specifically, as shown in FIG. 9, the height difference between the highest and lowest positions of the bottom of the sump 502 is h, and the h can be designed according to the drainage requirements of the washing machine.

The washing machine of the embodiment adopts a "non-porous washing bucket" and simultaneously cancels the structural design of the outer tub. The sump of the water collecting device has a high and low transitional setting, better water guiding and drainage, and ensures the water collecting and drainage of the water collecting device and prevents it from being Water overflows.

Embodiment 3

As shown in FIG. 1 and FIG. 7 to FIG. 11, a washing machine of the present embodiment includes a washing tub 200 that can be used for holding water during washing, and a water collecting device 500 for collecting drain water of the washing tub 200, the set The water device 500 includes a water collecting chamber 503 and a drain port 504 communicating with the water collecting chamber 503. The bottom wall of the water collecting chamber 503 is provided with a concave sump 502, and the innermost circumference of the drain port 504 is located at the sump 502. Inside the outermost circumference.

In this embodiment, the washing tub 200 of the washing machine is used as a water tub, and no outer tub is disposed outside the washing tub 200. In this embodiment, only the water collecting device 500 is disposed at the bottom of the washing tub 200, so that the washing water of the washing tub is discharged to the water collecting device. After 500 is discharged, the water collecting device 500 has a water collecting chamber 503 to realize the function of temporarily storing water. In this embodiment, the innermost circumference of the drain port 504 is located in the outermost circumference of the sump 502, so that the drain port 504 can be fully loaded. Work to meet drainage requirements.

As an embodiment of the embodiment, the innermost circumference of the drain 504 is inscribed with the outermost circumference of the sump 502. Thus, the drain port 504 can perform rapid drainage and reduce the accumulation of water in the sump 502.

As shown in FIG. 5, the outermost circumference of the sump 502 is R0, the innermost circumference of the drain 504 is R1, and the R0 and R1 are inscribed.

As an embodiment of the present embodiment, the drain 504 includes at least two, respectively disposed in the sump 502 to better meet the drainage requirements of the water collecting device 500, and the plurality of drains 504. The innermost circumferences are all located in the outermost circumference of the sump 502, so that each of the drains 504 can perform rapid drainage, which greatly reduces the accumulation of water in the sump 502.

Preferably, the innermost circumference of the at least one drain 504 is inscribed with the outermost circumference of the sump 502. Further preferably, the innermost circumferences of all of the drain ports 504 are inscribed with the outermost circumference of the sump 502.

As an embodiment of the present embodiment, the depth of the sump 502 in the vertical direction is a transition from a high to a low, and the plurality of the drains 504 are distributed in the sump 502 and are located below the highest water level. At least one drain 504 is disposed at a lowest water level location within the sump 502.

Further, the drain port 504 includes a first drain port and a second drain port, the first drain port is disposed at a lowest water level position in the sump 502, and the second drain port is disposed at the sump 502. The position between the highest water level and the lowest water level; the innermost circumference of the first drain port and the innermost circumference of the second drain port are respectively inscribed with the outermost circumference of the sump.

Preferably, the sump 502 is circumferentially disposed along the bottom wall of the water collecting chamber 503, and the depth of the sump 502 in the vertical direction is a transition from a high to a low in a clockwise or counterclockwise direction. The first drain port and the second drain port are respectively disposed in the sump 502, and an angle A between the first drain port and the second drain port satisfies: 90° ≤ A ≤ 180°; preferably, the A = 180°.

Specifically, the bottom wall of the water collecting chamber 503 of the embodiment includes a bottom wall body 505 disposed integrally and flush, and an annular sump 502 located at a periphery of the bottom wall body 505. The drain port 504 is disposed in the annular sump In 502, one side of the innermost circumference of the drain 504 is tangential to the outermost circumference of the annular sump 502, and the other lateral body 505 opposite the innermost circumference of the drain 504 is expanded.

Embodiment 4

As shown in FIG. 1 and FIG. 12 to FIG. 14, a washing machine of the present embodiment includes a washing tub 200 that can be used for holding water during washing, and a water collecting device 50 for collecting drain water of the washing tub 200. The water collecting device 500 includes a water collecting chamber 503 and a drain port 504 communicating with the water collecting chamber 503, and the drain port 504 includes a plurality of draining requirements to satisfy the overflow of the water collecting device 500.

The washing tub 200 of the washing machine of the embodiment is used as a water tub, and no outer tub is disposed outside the washing tub 200. In this embodiment, only the water collecting device 500 is disposed at the bottom of the washing tub 200, so that the washing water of the washing tub is discharged to the water collecting tank. After the device 500 is discharged, the water collecting device 500 has a water collecting chamber 503 to realize the function of temporarily storing water. The water outlet 504 of the embodiment includes a plurality of water outlets 504, which can increase the displacement of the water collecting device 500 per unit time, thereby achieving rapid drainage. The accumulated water in the sump is reduced to prevent the water collecting device 500 from overflowing.

Specifically, as an embodiment of the present embodiment, the bottom wall of the water collecting chamber 503 is provided with a concave sump 502, and the water outlet 504 includes at least two, which are respectively disposed in the sump 502. Since the position of the sump 502 is low, both drain ports are disposed in the sump, which can better meet the drainage requirements.

Further, the depth of the sump 502 in the vertical direction is set from a high to a low transition, so that the water discharge can be better guided, and the plurality of the drains 504 are distributed in the sump 502 and at the highest water level. At the following position, at least one drain 504 is disposed at the lowest water level in the sump to ensure that the water in the sump 502 can be completely drained.

As an embodiment of the embodiment, the drain port includes a first drain port 5041 and a second drain port 5042, and the first drain port 5041 is disposed at a lowest water level position in the sump 502. The second drain port 5042 is disposed at a position between the highest water level and the lowest water level in the sump 502. The installation of as many drains as possible can better meet the drainage requirements, but it will affect the processing and manufacturing of the water collecting device 500 and its overall strength. The two outlets of this embodiment are provided to meet the drainage well. The processing and strength requirements of the water collecting device 500 can also be ensured.

The first drain port 5041 of the embodiment is connected to the first drain pipe 701, the second drain port 5042 is connected to the second drain pipe 702, and the first drain pipe 701 and the second drain pipe 702 are connected to a three-way pipe 704. The passage 704 connects the third drain pipe 703, and the third drain pipe 703 leads to the outside of the casing 100 of the washing machine.

Further, the sump 502 is circumferentially disposed along the bottom wall of the water collecting chamber 503, and the depth of the sump 502 in the vertical direction is set in a clockwise or counterclockwise direction from a high to a low transition. The first drain port 5041 and the second drain port 5042 are respectively disposed in the sump, and the angle A between the first drain port 5041 and the second drain port 5042 satisfies: 90° ≤ A ≤ 180°; The two areas in the water collection chamber 503 are separated as far as possible from each other to reduce the drainage pressure of the other outlet.

Preferably, the A=180° can realize simultaneous drainage in the opposite two regions in the water collecting chamber 503, and reduce the drainage pressure of the water outlets of each other.

Preferably, the innermost circumferences of the plurality of said drain openings are located in the outermost circumference of the sump;

Preferably, the innermost circumference of the at least one drain opening is inscribed with the outermost circumference of the sump;

Further preferably, the innermost circumference of the first drain opening and the innermost circumference of the second drain opening are respectively inscribed with the outermost circumference of the sump.

As an implementation manner of this embodiment, the plurality of said drain openings have the same or different calibers;

Preferably, the diameter of the drain port increases as the water level in the water collecting chamber increases.

Embodiment 5

As shown in FIG. 1 and FIG. 15 to FIG. 17, a washing machine of the present embodiment includes a washing tub 200 that can be used for holding water in a washing process, and a water collecting device 500 for collecting washing water discharged from the washing tub, the set The water device 500 includes a water collecting chamber 503, and an overflow structure 510 is disposed on a side wall of the water collecting chamber 503, and the water overflow structure 510 includes an overflow port 509 for discharging overflow water in the water collecting chamber.

In this embodiment, the washing tub 200 of the washing machine is used as a water tub, and no outer tub is disposed outside the washing tub 200. In this embodiment, only the water collecting device 500 is disposed at the bottom of the washing tub 200, so that the washing water of the washing tub is discharged to the water collecting device. After the 500 is discharged, the water collecting device 500 has a water collecting chamber 503 to realize the function of temporarily storing water. The water collecting chamber 503 of the present embodiment is provided with an overflow structure 510 on the side wall of the water collecting chamber 503, and the water in the collecting chamber 503 reaches the overflow water. At the structure 510, the accumulated water in the water collecting chamber 503 will be discharged from the overflow port 509 of the overflow structure 510, thereby preventing the excessive accumulation of water in the water collecting device 500 from overflowing from the water collecting chamber 503.

The overflow structure 510 of the present embodiment includes an overflow chamber disposed on the upper side wall of the water collection chamber 503, and the overflow port 509 is disposed on the bottom wall of the overflow chamber. When the accumulated water in the water collecting chamber 503 reaches the overflow structure 510, the accumulated water in the water collecting chamber 503 enters the overflow chamber of the overflow structure 510, and is directly discharged through the overflow port 509, thereby reducing the water accumulated in the water collecting chamber 503. The amount prevents the water collecting chamber 503 from overflowing.

As shown in FIG. 15 and FIG. 16, as an embodiment of the embodiment, the overflow chamber is partially expanded by the upper side wall of the water collecting chamber.

As shown in FIG. 12, an outer wall of the water collecting chamber 503 of the present embodiment is provided with an overflow ring 511, and the overflow ring 511 has the overflow chamber, and the overflow port 509 is opened at the bottom of the overflow ring 511 and The overflow chamber communicates, and the overflow water in the water collecting chamber 503 overflows through the water collecting chamber wall into the overflow chamber in the overflow ring 511 and is discharged from the overflow port 509.

Further, the water collecting device 500 has a water collecting chamber opening, and the water collecting ring 511 is an annular body having an annular opening at an upper end, and the annular body is sealed and mounted on the outer wall of the water collecting chamber 503 and close to the water collecting body. At the opening of the cavity.

As an embodiment of the embodiment, the bottom of the overflow chamber 503 is disposed from a high to a low transition, and the overflow 509 is disposed at a bottom lowest water position of the overflow chamber 503.

As shown in FIG. 16, the overflow port 509 of the present embodiment is connected to the overflow pipe 705, and the overflow pipe 705 is directly led to the outside of the machine body of the washing machine, and the drain pipe connected to the drain port is also separately extended to the outside of the machine body of the washing machine.

Or, as shown in FIG. 15, a drain port 504 is disposed in the water collecting chamber 503, the drain port 504 is connected to a drain pipe, and the overflow port 509 is connected to the overflow pipe, and the overflow pipe is connected with the The drain pipes are connected.

Specifically, the drain pipe includes a first drain pipe 701 and a second drain pipe, and one end of the first drain pipe 701 communicates with the drain port 504, and the other end communicates with the three-way 704; one end of the overflow pipe 705 is connected The overflow port 509 has the other end connected to the tee 704; one end of the second drain pipe communicates with the tee 704, and the other end is led to the outside of the machine body of the washing machine; preferably, the first drain pipe, the second drain pipe and the overflow pipe The flow tubes are all straight lines.

Embodiment 6

As shown in FIG. 1 and FIG. 18 to FIG. 24, a washing machine of the present embodiment includes a washing tub 200 that can be used for holding water during washing and a water collecting device 500 for collecting drain water of the washing tub 200, as described. The water collecting device 500 includes a water collecting chamber 503, and a reinforcing structure for increasing the strength thereof is disposed on the side wall 508 of the water collecting chamber 503.

In this embodiment, the washing tub 200 of the washing machine is used as a water tub, and no outer tub is disposed outside the washing tub 200. In this embodiment, only the water collecting device 500 is disposed at the bottom of the washing tub 200, so that the washing water of the washing tub is discharged to the water collecting device. After 500 is discharged, the water collecting device 500 has a water collecting chamber 503 to realize the function of temporarily storing water. Although the washing machine of the present embodiment no longer has an outer tub, the bottom of the washing tub 200 is disposed in the water collecting chamber of the water collecting device 500, and therefore, the washing tub 200 needs to be kept opposite to the collecting chamber of the water collecting device. It is determined to prevent collision with the water collecting device when the washing tub is dehydrated, and the present embodiment increases the overall strength of the water collecting device by providing a reinforcing structure for increasing the strength thereof on the side wall 508 of the water collecting chamber 503, thereby preventing The deformation of the water collecting device causes the spacing between the inner and outer barrels to become small, resulting in "bumping barrels" or even "grinding barrels" and the like, ensuring the stability of the washing tub washing and dewatering conditions.

As shown in FIG. 18 and FIG. 20, the reinforcing structure described in this embodiment is a reinforcing member embedded in the side wall of the water collecting chamber. This embodiment achieves the purpose of enhancing the strength of the side wall of the water collecting chamber by injecting the reinforcing member into the side wall of the water collecting chamber.

As shown in FIG. 18 and FIG. 19, as an embodiment of the embodiment, the reinforcing member is a sheet-shaped reinforcing ring 1001 matching the side wall of the water collecting chamber 503, and the sheet reinforcing circle 1001 The ring is vertically insert molded into the side wall of the water collecting chamber 503. Thus, the side wall of the water collecting chamber 503 is reinforced by the embedded sheet-like reinforcing ring 1001 in the entire vertical direction, and the overall strength is higher.

As shown in FIG. 20 and FIG. 21, the reinforcing member is a steel wire reinforcing ring 1002 matched with the side wall of the water collecting chamber 503, and the water collecting device includes a water collecting chamber opening, and the steel wire is strengthened. The ring 1002 is insert molded into the side wall of the water collection chamber 503 and disposed adjacent to the water collection chamber opening. The steel wire reinforcing ring 1002 penetrates the side wall of the water collecting chamber 503 over the entire circumference to enhance the strength of the entire circumferential direction, and the opening near the water collecting chamber can ensure that the strength at the opening of the water collecting chamber is not easily deformed.

As shown in FIG. 22 and FIG. 23, as an embodiment of the present embodiment, the reinforcing structure is a side wall inner reinforcing member fastened to the water collecting chamber, and the outer diameter of the reinforcing member is slightly smaller than the set. The inner diameter of the side wall of the water chamber;

Alternatively, the reinforcing structure is a side wall external reinforcement fastened to the water collecting chamber, and the inner diameter of the reinforcing member is slightly larger than the outer diameter of the side wall of the water collecting chamber.

As shown in FIG. 22, the reinforcing member is a sheet-shaped reinforcing ring 1003 matched with the side wall of the water collecting chamber, and the sheet reinforcing ring 1003 is fastened to the water collecting chamber 503 by the clamping device 1100. The side wall 508 is internal or external.

The holding device 1100 of the present embodiment includes a card slot 1101. The holding device 1100 mounts the sheet-shaped reinforcing ring 1003 inside or outside the side wall 508 of the water collecting chamber 503 through the card slot.

Further, the upper end opening of the sheet-shaped reinforcing ring 1003 according to the embodiment has a flange structure 10031 to further enhance the overall strength of the sheet-shaped reinforcing ring 1003.

As shown in FIG. 23, the reinforcing member is a steel wire reinforcing ring 1004 matched with the side wall of the water collecting chamber, and the steel wire reinforcing ring 1004 is connected by a fastening nut 10041 to form a closed ring. The apparatus 500 includes a plenum opening 1004 that is secured within or external to the side wall 508 of the plenum 503 by adjusting the tightening nut 10041 and disposed adjacent the plenum 503 opening.

As shown in FIG. 24, the water collecting device includes a water collecting chamber opening, and the reinforcing structure is a flange structure 1005 which is turned outward or inward by the opening edge of the water collecting chamber.

The above embodiments may be implemented separately or in combination with each other to form a new technical solution while solving a plurality of corresponding technical problems.

The above is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Although the present invention has been disclosed in the above preferred embodiments, it is not intended to limit the present invention, and any technology that is familiar with the present patent. Those skilled in the art can make some modifications or modifications to equivalent embodiments by using the technical content of the above-mentioned hints without departing from the technical scope of the present invention, but the technology according to the present invention does not deviate from the technical solution of the present invention. Any simple modifications, equivalent changes and modifications made to the above embodiments are still within the scope of the present invention.

Claims

A washing machine characterized by comprising a washing tub which can be used for holding water during washing and a water collecting device for collecting the drain of the washing tub, the collecting device comprising a collecting chamber, and the collecting chamber has an expansion chamber for expanding Its volume expansion structure.
The washing machine according to claim 1, wherein the bottom wall of the water collecting chamber comprises a bottom wall body located at a middle portion and a sump recessed at a periphery of the bottom wall of the bottom wall, wherein the water collecting device comprises a sump The connected drain port is located on the side wall of the sump near the bottom wall body for expanding the volume of the sump.
The washing machine according to claim 2, wherein the expansion structure comprises a first expansion portion, and the first expansion portion is formed by a sump extending obliquely from a side wall of the bottom wall body toward the bottom wall body.
The washing machine according to claim 3, wherein the sump is adjacent to the side wall of the bottom wall body and extends obliquely toward the bottom wall body over the entire circumference to form a full-circle first expansion portion;

Alternatively, the sump is inclined to extend toward the bottom wall body near the side wall of the bottom wall body to form a plurality of first expansion portions distributed along the outer circumference of the bottom wall.
The washing machine according to claim 3 or 4, wherein the first expansion portion has the same inclination angle at each position in the entire circumferential direction of the bottom wall body;

Alternatively, the inclination angle of the first expansion portion at various positions along the entire circumference of the bottom wall body is gradually increased.
The washing machine according to any one of claims 2 to 5, wherein the expansion portion includes a second expansion portion, and the second expansion portion is formed by recessing the side wall of the bottom wall body toward the bottom wall body.
The washing machine according to claim 6, wherein the second expansion portion comprises a plurality of concave portions which are partially recessed from the side wall of the bottom wall body by the side wall of the sump near the bottom wall body to form a bottom wall of the bottom wall.

Wherein at least one of the inner recesses is disposed corresponding to the position of the drain port.
The washing machine according to any one of claims 1 to 7, wherein a portion of the wall of the washing tub below the highest water level is closed, and the washing tub can be used for water in the washing process; a dewatering hole is disposed on a portion of the wall of the washing tub above the highest water level, and the washing tub can be drained by the dewatering hole during the dehydration process; a dewatering and drainage device is disposed on the outer wall of the washing tub, and the water inlet end of the dewatering and draining device The dewatering holes are connected, and the water outlet end of the dewatering drainage device extends into the water collecting chamber of the water collecting device.
The washing machine according to claim 8, wherein the water collecting device is located below the washing tub and disposed coaxially with the washing tub, and an upper opening of the water collecting device is lower than a dewatering hole of the washing tub. The dewatering drainage device includes a drainage passage extending from the top to the bottom into the sump of the water collecting device; the depth of the sump in the vertical direction gradually increases in a direction of rotation when the washing tub is dehydrated.
The washing machine according to claim 9, wherein a plurality of dewatering holes are disposed at a position of the barrel mouth of the washing tub, and the drainage channel comprises a plurality of ones, respectively corresponding to the dewatering holes, and the upper end of the drainage channel is connected a dewatering hole, the lower end of which extends into the sump of the water collecting device;

Or a plurality of dehydration holes are uniformly disposed at a position of the barrel mouth of the washing tub, each dehydration hole group includes a plurality of dehydration holes, and the drainage channel includes a plurality of drainage channels respectively corresponding to the dehydration hole groups, and the drainage channel The upper end communicates with a plurality of dewatering holes of a dewatering hole group, and the lower end extends into a sump of the water collecting device.