CN114250600B

CN114250600B - Barrel cover assembly and washing machine

Info

Publication number: CN114250600B
Application number: CN202010993022.8A
Authority: CN
Inventors: 喻光安; 付仕波; 薛欣洋
Original assignee: Hefei Midea Laundry Appliance Co Ltd
Current assignee: Hefei Midea Laundry Appliance Co Ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2023-07-25
Anticipated expiration: 2040-09-21
Also published as: WO2022057110A1; CN114250600A

Abstract

The invention provides a barrel cover assembly and a washing machine. Wherein, the cover body is provided with a diversion channel. The guide part is connected with the cover body, is positioned in the guide channel and divides the guide channel into a first channel and a second channel which are communicated, and the first channel is arranged close to the center of the cover body compared with the second channel. The water inlet is arranged on the cover body and is communicated with the second channel. The plurality of water outlets are arranged on the cover body at intervals and are communicated with the first channel. According to the invention, the diversion part is arranged on the cover body, so that the diversion channel is divided into the first channel and the second channel, and water flow can uniformly flow out of the plurality of water outlets under the matched drainage effect of the first channel and the second channel.

Description

Barrel cover assembly and washing machine

Technical Field

The invention relates to the technical field of washing machines, in particular to a barrel cover assembly and a washing machine.

Background

At present, the existing washing machine comprises a washing barrel and a barrel cover structure arranged above the washing barrel, wherein the barrel cover structure can feed water into the washing barrel, however, the water outlet of the barrel cover structure is uneven due to unreasonable design of the barrel cover structure, and the washing effect of the washing machine is directly affected.

Disclosure of Invention

The present invention aims to solve at least one of the technical problems existing in the prior art or related art.

To this end, a first aspect of the present invention is directed to a lid assembly.

A second aspect of the present invention is to provide a washing machine.

In view of this, according to a first aspect of the present invention, there is provided a lid assembly comprising a lid body, a deflector, a water inlet and a plurality of water outlets. Wherein, the cover body is provided with a diversion channel. The guide part is connected with the cover body, is positioned in the guide channel and divides the guide channel into a first channel and a second channel which are communicated, and the first channel is arranged close to the center of the cover body compared with the second channel. The water inlet is arranged on the cover body and is communicated with the second channel. The plurality of water outlets are arranged on the cover body at intervals and are communicated with the first channel.

The barrel cover assembly provided by the invention comprises a cover body, a flow guiding part, a water inlet and a plurality of water outlets. The cover body is provided with a diversion channel, and the diversion channel is used for guiding water flow. The water conservancy diversion portion is connected on the lid body, and the water conservancy diversion portion is located the water conservancy diversion passageway, and the water conservancy diversion portion separates the water conservancy diversion passageway into first passageway and second passageway, and first passageway is close to the center setting of lid body. Specifically, the flow guide channel is an annular channel, and the flow guide part divides the annular channel into a first annular channel and a second annular channel. The first annular channel and the second annular channel are sequentially arranged along the radial direction of the cover body. The first annular channel is located inside the second annular channel. I.e. the first annular channel is the inner channel and the second annular channel is the outer channel. The water inlet is arranged on the cover body and is communicated with the second channel. The plurality of water outlets are arranged on the cover body at intervals and are communicated with the first channel. The water flow firstly enters the second channel from the water inlet, a part of water flow flows into the first channel and flows out through the water outlet under the split flow action of the flow guide part, and a part of water flow can flow in the second channel for a longer distance, so that the water flow can be guided to the water outlet far from the water inlet. Specifically, after outside rivers get into the water conservancy diversion passageway through the water inlet, flow forward in the second passageway along the tangential direction of lid body circumference, in the intercommunication structure that sets up on the water conservancy diversion portion and enter into first passageway, the rivers that enter into in the first passageway can continue to flow forward along the tangential direction of lid body circumference, and then can spray out from the delivery port. According to the invention, the diversion part is arranged on the cover body, so that the diversion channel is divided into the first channel and the second channel, and water flow can uniformly flow out of the plurality of water outlets under the matched drainage effect of the first channel and the second channel.

It is worth to say that the water inlet can be connected with the water inlet device through a pipeline. Specifically, when the tub cover assembly is applied to the washing machine, the water inlet may be connected to the water inlet valve of the washing machine, so that the spraying function of the washing machine may be conveniently controlled during the washing stage or the rinsing stage of the washing machine, thereby rapidly wetting the laundry. Or the water inlet can be connected with a water suction pump of the washing machine for matching use, and water in a water bucket of the washing machine is pumped, so that the circulating spraying is realized, and the washing modes are diversified.

In one possible design, the cover body further comprises a first cover body and a second cover body, and the first cover body is provided with a water outlet. The second lid is connected at the outward flange of first lid, and the water inlet sets up on the second lid.

In this design, the cover body includes a first cover and a second cover that are connected to form a diversion channel. Specifically, the second cover body is connected to the outer edge of the first cover body, namely, the second cover body is arranged around the outer periphery of the first cover body. It is worth to say that a plurality of delivery ports interval sets up on first lid, and the water inlet sets up on the second lid. The number of the water inlets is one or more. The guide part is arranged on the first cover body. In the processing process of the cover body, the first cover body and the second cover body can be independently processed first, and then the first cover body and the second cover body are connected to form the cover body, so that the processing difficulty of the cover body is reduced. Specifically, the first cover body and the second cover body can be formed into an integral structure through hot-melt welding, so that the connection reliability is high and the cost is low.

In one possible design, further, the first cover includes a cover plate, a bottom plate, and a water blocking portion. And the bottom plate is arranged on one side of the bottom plate. The water retaining part is arranged between the bottom plate and the cover plate around the center of the bottom plate, and the water outlet is arranged on the water retaining part, wherein the water retaining part, the bottom plate, the cover plate and the second cover plate form a diversion channel.

In this design, the first cover includes a cover plate, a bottom plate, and a water blocking portion. The cover plate is positioned above the bottom plate. I.e. the cover plate is located on one axial side of the base plate. The water retaining part is arranged between the bottom plate and the cover plate around the center of the bottom plate, and water can flow smoothly in the first channel through the water retaining part. The guide part is arranged between the bottom plate and the cover plate around the center of the bottom plate. Specifically, the water blocking portion is arranged in a ring shape. The water outlet is arranged on the water retaining part, and water flow entering the first channel flows forwards along the water retaining part in the tangential direction of the circumference of the cover body, so that the water can be sprayed out from the water outlet.

In one possible design, the first cover further comprises a drainage part connected to the water blocking part, the drainage part having a drainage channel, the drainage channel being in communication with the water outlet.

In this design, first lid still includes drainage portion, and drainage portion connects the one side that deviates from the water conservancy diversion passageway at the manger plate portion. Drainage is carried out to a drainage channel which is communicated with the water outlet. After entering the first channel, the external water flow passes through the water outlet and is sprayed out under the guiding action of the drainage part. The water outlet width of the water flow can be enlarged through the drainage part, so that the coverage area of the water flow falling into the washing barrel is larger.

In one possible design, further, the number of the drainage parts and the water outlets is a plurality of one-to-one correspondence.

In the design, the number of the drainage parts and the water outlets is a plurality of one-to-one, namely, each water outlet is provided with one drainage part for guiding water flow, so that the water outlet width and the spraying effect of each water outlet can be ensured.

In one possible design, the drainage portion has a first end and a second end facing away from each other, the first end of the drainage portion being connected to the water deflector, the base plate and the cover plate, the second end of the drainage portion being connected to the cover plate and extending away from the flow guide channel.

In this design, the drainage portion has first end and the second end that deviates from mutually, and the first end and the manger plate portion of drainage portion, bottom plate and apron intercommunication, the second end of drainage portion are connected on the apron and deviate from the water conservancy diversion passageway and extend. Through the supporting role of manger plate portion, bottom plate and apron to drainage portion to can ensure drainage portion's positional stability, connect reliable performance, avoid influencing drainage portion's reliable performance because of the long-term washing of rivers, extension drainage portion's life.

In one possible design, the drainage portion further comprises two drainage plates, and an included angle formed by a tangent line where a connection point of each drainage plate and the water retaining portion is located and the drainage plates is greater than or equal to 0 ° and smaller than 90 °.

In this design, the drainage portion includes two drainage plates, and the tangent line that every drainage plate and the tie point of manger plate portion place forms the contained angle with the drainage plate and is the acute angle. At this moment, the rivers in the first passageway are in order to flow into the drainage passageway through the guide of manger plate portion, reduce the resistance that flows in-process rivers for the rivers continuity that flows along the drainage board is good, is difficult for splashing, and the rivers effect is very smooth and the rivers flow is big, can be full of the inner edge area of whole washing bucket, improves the washing effect, after adding the washing powder again, can also play certain dispatch and scatter the effect to the foam that the washing bucket intermediate region produced.

In one possible design, the flow guiding portion further includes a plurality of flow guiding sub-portions, each flow guiding sub-portion is connected with the bottom plate and the cover plate, the plurality of flow guiding sub-portions are arranged between the water blocking portion and the first cover body at intervals, and gaps between adjacent flow guiding sub-portions in the plurality of flow guiding sub-portions are used for communicating the first channel and the second channel.

In this design, the water conservancy diversion portion includes a plurality of water conservancy diversion son portions, and every water conservancy diversion son portion is convex, and water conservancy diversion son portion links to each other with bottom plate and apron, and the water conservancy diversion son portion of convex can play good guide effect to rivers when realizing the reposition of redundant personnel effect. A gap is arranged between two adjacent flow guide sub-parts, and the gap is used for communicating the first channel and the second channel. The external water flow enters the second channel through the water inlet, then enters the first channel through the notch, flows along the water retaining part to pass through the water outlet and then is sprayed out through the drainage part.

In one possible design, the height of the deflector portion is further greater than or equal to the height of the water deflector portion.

In this design, the height of the deflector portion is equal to or greater than the height of the water deflector portion. Height refers to axial height. When the height of the flow guide part is larger than that of the water retaining part, the flow guide part is in a necking shape from outside to inside, namely from the second channel to the second channel. Specifically, the bottom plate includes the first end that links to each other with the second lid, and the second end that deviates from mutually on the bottom plate is buckled or crooked towards the plane that the apron was located, and the second end of bottom plate is connected with manger plate portion. Through setting up the bottom plate into the structure of buckling to can make the rivers that are located the first passageway upwards spout along the bottom plate slope, and then can hug closely the inboard edge play water of first lid, make out the water width grow, it is bigger to fall into the coverage area of washing barrel interior water.

In one possible design, the free end of the cover plate is further bent or curved towards the plane of the base plate.

In the design, the free end of the cover plate bends or bends towards the screen where the bottom plate is located to extend, so that water flowing out of the water outlet is obliquely sprayed out under the guidance of the cover plate, the water can be discharged by being clung to the inner side edge of the cover plate, the water outlet width is enlarged, and the coverage area of water falling into the washing barrel is larger.

In one possible design, the second cover further comprises a surrounding plate and a water inlet, and the surrounding plate is arranged on the outer side of the first cover. The water inlet is arranged on the coaming, and the diversion part corresponding to the water inlet in the diversion parts is a first diversion part. The first cover body further comprises a first flow blocking part, and the first flow blocking part is respectively connected with the first flow guiding part and the coaming.

In this design, the second lid is including enclosing the bounding wall of establishing in first lid outside, is equipped with the water inlet on the bounding wall. When first lid and second lid are connected, the water conservancy diversion portion that corresponds the water inlet on the second lid in a plurality of water conservancy diversion portions on the first lid is first water conservancy diversion portion, sets up first choked flow portion between first water conservancy diversion portion and bounding wall, and outside rivers flow to first water conservancy diversion portion under the guide of first choked flow portion through the water inlet, and first choked flow portion can form unique rivers inflow flow path, avoids outside rivers to get into unordered chaotic flow and influence spraying effect in the second passageway. Specifically, the wall surface of the first flow blocking part, which is close to the water inlet, is a curved surface, so that water flow can smoothly flow, and water flow resistance is reduced.

It is worth to say that the water inlet is connected corresponding to the intermediate position of first water conservancy diversion portion for the guide of rivers still can be used to the part of first water conservancy diversion portion, and is rational in infrastructure and the utilization ratio is higher.

In one possible design, the first flow blocking portion is further flush with the inner wall of the water inlet.

In this design, first choked flow portion is parallel and level mutually with the inner wall of water inlet, first choked flow portion and water inlet smooth transition promptly to can make rivers smooth and easy flow, reduce the water flow resistance, avoid forming the rivers dead angle between first choked flow portion and the bounding wall, avoid outside rivers vortex and directly influence out the water effect in dead angle department.

In one possible design, the first cover further includes a second flow blocking portion, the second flow blocking portion being located on a side of the first flow blocking portion facing away from the water inlet, the second flow blocking portion being connected between an end of the first flow guiding portion and the shroud.

In the design, the first cover body further comprises a second flow blocking part, the second flow blocking part is connected between the end part of the first flow guiding part and the coaming, and the second flow blocking part is positioned on one side of the first flow blocking part away from the water inlet. The second flow blocking part, the first flow blocking part, a part of the first flow guiding part and a part of the coaming form a closed area, external water flows into the second channel under the guiding action of the first flow blocking part, and after the water flows around a circle, the water flow can flow into the first channel under the guiding action of the second flow blocking part, so that the circulation path of the water flow is realized. If the second flow blocking part is not arranged on the first cover body, a water flow dead angle is formed on one side of the first flow blocking part, which is away from the water inlet, and the water flow is vortex at the dead angle to directly influence the water outlet effect.

In one possible design, the second cover further comprises a water inlet portion connected to a side of the shroud facing away from the first cover, the water inlet portion having a water inlet passage communicating with the water inlet.

In this design, the second lid still includes the portion of intaking, and the portion of intaking is connected in the coaming one side that deviates from first lid, and the portion of intaking has the passageway of intaking, and the passageway of intaking communicates with the water inlet.

It is worth to say that the water inlet part can be connected with the water inlet device through a pipeline. Specifically, when the tub cover assembly is applied to the washing machine, the water inlet part may be connected to the water inlet valve of the washing machine, so that the spraying function of the washing machine may be conveniently controlled during the washing stage or the rinsing stage of the washing machine, thereby rapidly wetting the laundry. Or the water inlet part can be connected with a water suction pump of the washing machine for use, and water in a water bucket of the washing machine is pumped, so that the circulating spraying is realized, and the washing modes are diversified. Specifically, the water inlet part is a water inlet joint.

According to a second aspect of the present invention there is provided a washing machine comprising a lid assembly as provided in any of the designs above.

The washing machine provided by the invention comprises the barrel cover assembly provided by any design, so that the washing machine has all the beneficial effects of the barrel cover assembly, and the details are not repeated.

Further, the washing machine also comprises a washing barrel, the barrel cover component is arranged on the washing barrel, and the water outlet of the barrel cover component is communicated with the washing barrel. The external water flow enters the diversion channel through the water inlet, flows into the second channel under the guiding action of the first flow blocking part, a part of water flow flows in the second channel under the guiding action of the diversion part, a part of water flow flows into the first channel under the notch action of the diversion part, and the water flow flowing into the first channel is guided by the water blocking part and passes through the water outlet, and is sprayed to the upper part of the washing barrel under the action of the diversion part.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, or may be learned by practice of the invention.

Drawings

The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 illustrates an exploded view of the structure of a lid assembly in accordance with one embodiment of the present invention;

FIG. 2 illustrates a side view of a lid assembly in accordance with one embodiment of the present invention;

FIG. 3 illustrates a cross-sectional view of the lid assembly of FIG. 2 along line A-A in accordance with one embodiment of the present invention;

FIG. 4 illustrates a partial enlarged view of the lid assembly at B of FIG. 3 in accordance with one embodiment of the present invention;

FIG. 5 illustrates a schematic view of a first lid of a lid assembly in accordance with one embodiment of the present invention;

FIG. 6 illustrates a top view of a first lid of the lid assembly in accordance with one embodiment of the present invention;

FIG. 7 illustrates a schematic view of a second lid of the lid assembly in accordance with one embodiment of the present invention;

fig. 8 illustrates a top view of a second lid of the lid assembly in accordance with one embodiment of the present invention.

The correspondence between the reference numerals and the component names in fig. 1 to 8 is:

a barrel cover assembly is provided with a barrel cover,

11 cover body, 111 flow guiding channel, 111a first channel, 111b second channel,

112 a first cover member is provided with a first opening,

a 113 cover plate,

114 a bottom plate,

115 the water blocking part is arranged on the bottom of the water tank,

116, 116a drainage plates, 116b drainage channels,

117a, 117b,

118, a second cover, 118a enclosing plate, 118b water inlet,

12 flow guiding parts, 120 first flow guiding parts, 121 flow guiding parts, 122 notches,

13 water inlets,

14 water outlet.

Detailed Description

In order that the above-recited objects, features and advantages of the present invention will be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those described herein, and therefore the scope of the present invention is not limited to the specific embodiments disclosed below.

A tub cover assembly 10 and a washing machine provided according to some embodiments of the present invention are described below with reference to fig. 1 to 8.

Example 1

According to a first aspect of the present invention there is provided a lid assembly 10, as shown in figures 1 to 3, the lid assembly 10 comprising a lid body 11, a deflector 12, a water inlet 13 and a plurality of water outlets 14. Wherein the cover body 11 has a diversion channel 111. The flow guiding portion 12 is connected to the cover body 11, and the flow guiding portion 12 is located in the flow guiding channel 111 and separates the flow guiding channel 111 into a first channel 111a and a second channel 111b that are communicated, where the first channel 111a is disposed closer to the center of the cover body 11 than the second channel 111 b. A water inlet 13 is provided on the cover body 11, the water inlet 13 communicating with the second passage 111 b. A plurality of water outlets 14 are provided on the cover body 11 at intervals, and the plurality of water outlets 14 communicate with the first passage 111 a.

The invention provides a barrel cover assembly 10 which comprises a cover body 11, a flow guiding part 12, a water inlet 13 and a plurality of water outlets 14. The cover body 11 has a diversion channel 111, and the diversion channel 111 is used for guiding water flow. The guiding portion 12 is connected to the cover body 11, the guiding portion 12 is located in the guiding channel 111, the guiding portion 12 divides the guiding channel 111 into a first channel 111a and a second channel 111b, and the first channel 111a is disposed near the center of the cover body 11. Specifically, the flow guide passage 111 is an annular passage, and the flow guide portion 12 divides the annular passage into a first annular passage and a second annular passage. The first annular channel and the second annular channel are provided in order in the radial direction of the cover body 11. The first annular channel is located inside the second annular channel. I.e. the first annular channel is the inner channel and the second annular channel is the outer channel. A water inlet 13 is provided on the cover body 11, the water inlet 13 communicating with the second passage 111 b. A plurality of water outlets 14 are provided on the cover body 11 at intervals, and the plurality of water outlets 14 communicate with the first passage 111 a. The water flow firstly enters the second channel 111b from the water inlet 13, under the diversion effect of the diversion part 12, a part of the water flow flows into the first channel 111a and flows out through the water outlet 14, and a part of the water flow can flow in the second channel 111b for a longer distance, so that the water flow can be guided to the water outlet 14 far from the water inlet 13. Specifically, when the external water flow enters the diversion channel 111 through the water inlet 13, the external water flow flows forward in the second channel 111b along the tangential direction of the circumference of the cover body 11, and enters the first channel 111a through the communication structure provided on the diversion portion 12, the water flow entering the first channel 111a continues to flow forward along the tangential direction of the circumference of the cover body 11, and then can be sprayed from the water outlet 14. In the invention, the diversion part 12 is arranged on the cover body 11, so that the diversion channel 111 is divided into the first channel 111a and the second channel 111b, and water flow can uniformly flow out of the plurality of water outlets 14 under the matched diversion action of the first channel 111a and the second channel 111 b.

It should be noted that the water inlet 13 may be connected to the water inlet device by a pipe. In particular, when the tub cover assembly 10 is applied to a washing machine, the water inlet 13 may be connected to a water inlet valve of the washing machine, so that a spraying function of the washing machine may be conveniently controlled during a washing stage or a rinsing stage of the washing machine, thereby rapidly wetting laundry. Or, the water inlet 13 can be connected and matched with a water suction pump of the washing machine to suck water in a water bucket of the washing machine, so that the circulating spraying is realized, and the washing modes are diversified.

Further, as shown in fig. 1, the cover body 11 includes a first cover 112 and a second cover 118, and the first cover 112 is provided with the water outlet 14. The second cover 118 is connected to the outer edge of the first cover 112, and the water inlet 13 is disposed on the second cover 118.

In this embodiment, the cover body 11 includes a first cover 112 and a second cover 118, and the first cover 112 and the second cover 118 are connected to form the flow guide channel 111. Specifically, the second cover 118 is connected to the outer edge of the first cover 112, that is, the second cover 118 is enclosed around the outer periphery of the first cover 112. It should be noted that the plurality of water outlets 14 are disposed on the first cover 112 at intervals, and the water inlet 13 is disposed on the second cover 118. The number of water inlets 13 is one or more. The diversion portion 12 is disposed on the first cover 112. In the process of processing the cover body 11, the first cover body 112 and the second cover body 118 can be independently processed first, and then the first cover body 112 and the second cover body 118 are connected to form the cover body 11, so that the processing difficulty of the cover body 11 is reduced. Specifically, the first cover 112 and the second cover 118 may be formed into an integral structure by hot-melt welding, so that the connection reliability is high and the cost is low.

Further, as shown in fig. 1, 4, 5 and 6, the first cover 112 includes a cover plate 113, a bottom plate 114 and a water blocking portion 115. A base plate 114 disposed at one side of the base plate 114. The water blocking portion 115 is disposed between the bottom plate 114 and the cover plate 113 around the center of the bottom plate 114, and the water outlet 14 is disposed on the water blocking portion 115, wherein the water blocking portion 115, the bottom plate 114, the cover plate 113, and the second cover 118 form the diversion channel 111.

In this embodiment, the first cover 112 includes a cover plate 113, a bottom plate 114, and a water blocking portion 115. The cover plate 113 is located above the bottom plate 114. I.e. the cover plate 113 is located at one axial side of the bottom plate 114. The water blocking portion 115 is disposed between the bottom plate 114 and the cover plate 113 around the center of the bottom plate 114, and the water flow can be smoothly caused to flow in the first passage 111a by providing the water blocking portion 115. The deflector 12 is disposed between the bottom plate 114 and the cover plate 113 around the center of the bottom plate 114. Specifically, the water blocking portion 115 is provided in a ring shape. The water outlet 14 is provided on the water blocking portion 115, and the water flow entering the first passage 111a flows forward along the water blocking portion 115 and in a tangential direction of the circumference of the cap body 11 so as to be sprayed from the water outlet 14.

Example two

As shown in fig. 2 and 3, the first cover 112 in the present embodiment includes a cover plate 113, a bottom plate 114, and a water blocking portion 115. The cover plate 113 is located above the bottom plate 114. I.e. the cover plate 113 is located at one axial side of the bottom plate 114. The water blocking portion 115 is disposed between the bottom plate 114 and the cover plate 113 around the center of the bottom plate 114, and the water flow can be smoothly caused to flow in the first passage 111a by providing the water blocking portion 115. The deflector 12 is disposed between the bottom plate 114 and the cover plate 113 around the center of the bottom plate 114. Specifically, the water blocking portion 115 is provided in a ring shape. The water outlet 14 is provided on the water blocking portion 115, and the water flow entering the first passage 111a flows forward along the water blocking portion 115 and in a tangential direction of the circumference of the cap body 11 so as to be sprayed from the water outlet 14.

Further, as shown in fig. 4, the first cover 112 further includes a drainage portion 116, where the drainage portion 116 is connected to the water blocking portion 115, and the drainage portion 116 has a drainage channel 116b, and the drainage channel 116b communicates with the water outlet 14.

In this embodiment, the first cover 112 further includes a drainage portion 116, and the drainage portion 116 is connected to a side of the water blocking portion 115 facing away from the diversion channel 111. Drain to have a drain channel 116b, the drain channel 116b communicating with the water outlet 14. After entering the first channel 111a, the external water flows through the water outlet 14 and is sprayed out under the guiding action of the drainage part 116. The water outlet width of the water flow can be increased through the drainage part 116, so that the coverage area of the water flow falling into the washing barrel is increased.

Further, the number of the drainage parts 116 and the water outlets 14 is a plurality of the drainage parts in one-to-one correspondence.

In this embodiment, the number of the drainage portions 116 and the water outlets 14 is a plurality of one-to-one, that is, one drainage portion 116 is provided at each water outlet 14 for guiding water flow, so as to ensure the water outlet width and the spraying effect of each water outlet 14.

Further, the drainage portion 116 has a first end and a second end facing away from each other, the first end of the drainage portion 116 is connected to the water blocking portion 115, the bottom plate 114 and the cover plate 113, and the second end of the drainage portion 116 is connected to the cover plate 113 and extends away from the diversion channel 111.

In this embodiment, the drainage 116 has first and second ends facing away from each other, the first end of the drainage 116 being in communication with the water deflector 115, the bottom plate 114 and the cover plate 113, the second end of the drainage 116 being connected to the cover plate 113 and extending away from the flow guide channel 111. Through the supporting effect of the water retaining part 115, the bottom plate 114 and the cover plate 113 on the drainage part 116, the position stability of the drainage part 116 can be ensured, the connection reliability can be ensured, the reliable service performance of the drainage part 116 is prevented from being influenced due to long-term flushing of water flow, and the service life of the drainage part 116 is prolonged.

Further, as shown in fig. 4, the drainage portion 116 includes two drainage plates 116a, and an included angle formed by a tangent line where a connection point of each drainage plate 116a and the water blocking portion 115 is located and the drainage plate 116a is greater than or equal to 0 ° and less than 90 °.

In this embodiment, the drainage portion 116 includes two drainage plates 116a, and a tangent line at which each drainage plate 116a is connected to the water blocking portion 115 forms an acute angle with the drainage plate 116 a. At this time, the water flow in the first channel 111a is guided by the water blocking portion 115 to flow into the drainage channel 116b, so that the resistance of the water flow in the flowing process is reduced, the continuity of the water flow flowing out along the drainage plate 116a is good, the water is not easy to splash, the water flow effect is very smooth, the water flow is large, the inner edge area of the whole washing barrel can be filled, the washing effect is improved, and after the washing powder is added, a certain dispersing effect can be achieved on the foam generated in the middle area of the washing barrel.

Example III

The first cover 112 in this embodiment includes a cover plate 113, a bottom plate 114, and a water blocking portion 115. The cover plate 113 is located above the bottom plate 114. I.e. the cover plate 113 is located at one axial side of the bottom plate 114. The water blocking portion 115 is disposed between the bottom plate 114 and the cover plate 113 around the center of the bottom plate 114, and the water flow can be smoothly caused to flow in the first passage 111a by providing the water blocking portion 115. The deflector 12 is disposed between the bottom plate 114 and the cover plate 113 around the center of the bottom plate 114. Specifically, the water blocking portion 115 is provided in a ring shape. The water outlet 14 is provided on the water blocking portion 115, and the water flow entering the first passage 111a flows forward along the water blocking portion 115 and in a tangential direction of the circumference of the cap body 11 so as to be sprayed from the water outlet 14.

Further, as shown in fig. 4, the flow guiding portion 12 includes a plurality of flow guiding sub-portions 121, each flow guiding sub-portion 121 is connected to the bottom plate 114 and the cover plate 113, the plurality of flow guiding sub-portions 121 are arranged between the water blocking portion 115 and the first cover 112 at intervals, and gaps 122 between adjacent flow guiding sub-portions 121 in the plurality of flow guiding sub-portions 121 are used for communicating the first channel 111a and the second channel 111b.

In this embodiment, the deflector portion 12 includes a plurality of deflector portions 121, each deflector portion 121 has a circular arc shape, the deflector portions 121 are connected with the bottom plate 114 and the cover plate 113, and the circular arc-shaped deflector portions 121 can achieve a good guiding effect on water flow while achieving a flow dividing effect. A gap 122 is arranged between two adjacent deflector portions 121, and the gap 122 is used for communicating the first channel 111a and the second channel 111b. After entering the second channel 111b through the water inlet 13, the external water flows into the first channel 111a through the notch 122, flows along the water blocking portion 115 to be sprayed out through the water outlet 14 and the drainage portion 116.

Further, the height of the deflector portion 121 is equal to or greater than the height of the water blocking portion 115.

In this embodiment, the height of the deflector portion 121 is equal to or greater than the height of the water blocking portion 115. Height refers to axial height. When the height of the deflector portion 121 is greater than the height of the water blocking portion 115, the second passage 111b is tapered from the outside to the inside, that is, from the second passage 111b to the second passage 111 b. Specifically, the bottom plate 114 includes a first end connected to the second cover 118, and a second end of the bottom plate 114 facing away from the first end is bent or curved toward a plane of the cover 113, where the second end of the bottom plate 114 is connected to the water blocking portion 115. By arranging the bottom plate 114 into a bending structure, water flow in the first channel 111a can be ejected upwards obliquely along the bottom plate 114, and then water can be discharged from the inner side edge of the first cover 112 in a clinging manner, so that the water outlet width is increased, and the coverage area of water falling into the washing tub is larger.

Further, the free end of the cover plate 113 is bent or curved to extend toward the plane of the bottom plate 114.

In this embodiment, the free end of the cover plate 113 is bent or curved towards the screen where the bottom plate 114 is located, so that the water flowing out from the water outlet 14 is guided by the cover plate 113 to be sprayed obliquely, so that the water can be sprayed out from the inner side edge of the cover plate 113, the water outlet width is increased, and the coverage area of the water falling into the washing tub is increased.

Example IV

On the basis of the foregoing embodiment, as shown in fig. 4, 7 and 8, the specific structure of the second cover 118 in this embodiment is further described, and further, the second cover 118 includes the enclosing plate 118a and the water inlet 13, and the enclosing plate 118a is enclosed on the outer side of the first cover 112. The water inlet 13 is disposed on the enclosing plate 118a, and the flow guiding portion 12 corresponding to the water inlet 13 in the plurality of flow guiding portions 12 is a first flow guiding portion 120. The first cover 112 further includes a first choke portion 117a, and the first choke portion 117a is connected to the first deflector 120 and the shroud 118a, respectively.

In this embodiment, the second cover 118 includes a shroud 118a that is disposed around the outside of the first cover 112, and the shroud 118a is provided with the water inlet 13. When the first cover 112 is connected with the second cover 118, the flow guiding portion 12 corresponding to the water inlet 13 on the second cover 118 among the plurality of flow guiding portions 12 on the first cover 112 is the first flow guiding portion 120, the first flow blocking portion 117a is disposed between the first flow guiding portion 120 and the enclosing plate 118a, the external water flows to the first flow guiding portion 120 through the water inlet 13 under the guidance of the first flow blocking portion 117a, the first flow blocking portion 117a can form a unique water inflow path, and the influence on the spraying effect caused by disordered flow after the external water flows into the second channel 111b is avoided. Specifically, the wall surface of the first choked flow portion 117a near the water inlet 13 is curved, so that the water flow can smoothly flow, and the water flow resistance can be reduced.

It should be noted that, the water inlet 13 is connected corresponding to the middle position of the first guiding portion 120, so that a portion of the first guiding portion 120 can still be used for guiding the water flow, and the structure is reasonable and the utilization rate is high.

Further, as shown in fig. 4, the first flow blocking portion 117a is flush with the inner wall of the water inlet 13.

In this embodiment, the first choked flow portion 117a is flush with the inner wall of the water inlet 13, that is, the first choked flow portion 117a and the water inlet 13 are in smooth transition, so that water flow can flow smoothly, water flow resistance is reduced, a water flow dead angle is avoided between the first choked flow portion 117a and the enclosing plate 118a, and external water flow vortex at the dead angle to directly influence water outlet effect is avoided.

Further, the first cover 112 further includes a second choke 117b, the second choke 117b is located at a side of the first choke 117a facing away from the water inlet 13, and the second choke 117b is connected between an end of the first diversion portion 120 and the shroud 118 a.

In this embodiment, the first cover 112 further includes a second flow blocking portion 117b, the second flow blocking portion 117b is connected between an end of the first flow guiding portion 120 and the shroud 118a, and the second flow blocking portion 117b is located on a side of the first flow blocking portion 117a away from the water inlet 13. The second flow blocking portion 117b, the first flow blocking portion 117a, a portion of the first flow guiding portion 120, and a portion of the shroud 118a form a closed area, external water flows through the water inlet 13, flows into the second channel 111b under the guiding action of the first flow blocking portion 117a, and after the water flows around a circle, the water flow can flow into the first channel 111a under the guiding action of the second flow blocking portion 117b, so as to realize a circulation path of the water flow. If the second choked flow portion 117b is not provided on the first cover 112, a dead angle of water flow is formed on a side of the first choked flow portion 117a away from the water inlet 13, and the water flow swirls at the dead angle to directly influence the water outlet effect.

Further, the second cover 118 further includes a water inlet 118b, the water inlet 118b is connected to a side of the shroud 118a facing away from the first cover 112, and the water inlet 118b has a water inlet channel communicating with the water inlet 13.

In this embodiment, the second cover 118 further includes a water inlet 118b, where the water inlet 118b is connected to a side of the shroud 118a facing away from the first cover 112, and the water inlet 118b has a water inlet channel, and the water inlet channel communicates with the water inlet 13.

It should be noted that the water inlet portion 118b may be connected to the water inlet device through a pipe. Specifically, when the tub cover assembly 10 is applied to a washing machine, the water inlet 118b may be connected to a water inlet valve of the washing machine, so that a spray function of the washing machine may be conveniently controlled during a washing stage or a rinsing stage of the washing machine, thereby rapidly wetting laundry. Alternatively, the water inlet 118b may be connected to and used in cooperation with a water pump of the washing machine to pump water in a tub of the washing machine, thereby realizing circulation spray and diversifying washing modes. Specifically, the water inlet 118b is a water inlet joint.

Example five

The invention provides a barrel cover assembly 10, wherein the barrel cover assembly 10 comprises a cover body 11, the cover body 11 is provided with a water inlet 13 and a plurality of water outlets 14, external water flows enter a diversion channel 111 in the cover body 11 from the water inlet 13, and a diversion part 12 is arranged in the diversion channel 111, so that the water flows can be guided to be uniformly sprayed into a washing barrel, clothes can be quickly wetted, washing powder can be dissolved, and the cleaning effect can be improved.

Further, the cover body 11 is divided into a first cover 112 and a second cover 118, and the first cover 112 is located at the inner side of the second cover 118. The first cover 112 is provided with the water blocking portion 115 and the diversion portion 12, the water blocking portion 115 and the diversion portion 12 are uniformly arranged along the circumferential direction of the first cover 112, and the first cover 112 and the second cover 118 can be formed into an integral structure through hot-melt welding. The inside of the formed cover body 11 forms a diversion channel 111, a water inlet 13 is provided on the second cover body 118, and a water inlet portion 118b (pipe) may be provided outside the water inlet 13 to communicate with a water inlet device of the washing machine.

Further, when the external water flow enters the second passage 111b through the water inlet 13, the water flow flows forward in the second passage 111b along the tangential direction of the circumference of the cover body 11, and enters the first passage 111a through the gap 122 between the adjacent two deflector portions 121. The water flow entering the first passage 111a continues to flow forward in the first passage 111a in a tangential direction of the circumference of the cover body 11, and is sprayed into the tub of the washing machine along the water outlet 14 when the water flow passes the water blocking part 115.

According to the barrel cover assembly 10 provided by the embodiment of the invention, the diversion channel 111 formed by the cover body 11 is divided into the first channel 111a and the second channel 111b, so that the problem of non-uniform axial water outlet is effectively solved. The water inlet 13 of the second cover 118 may be connected to a water inlet device of the washing machine through a water inlet 118 b. For example, the water inlet 118b may be directly connected to a water inlet valve of the washing machine, and a spraying function may be conveniently controlled during a washing or rinsing stage, thereby rapidly wetting laundry; or is connected and matched with a water suction pump of the washing machine to suck water in the water holding barrel to realize circulating spraying, thereby diversifying washing modes.

Example six

According to a second aspect of the present invention there is provided a washing machine comprising a lid assembly 10 of any of the designs described above.

The washing machine provided by the invention comprises the barrel cover assembly 10 provided by any design, so that the washing machine has all the beneficial effects of the barrel cover assembly 10 and is not repeated herein. Specifically, the washing machine is a pulsator washing machine.

Specifically, the lid assembly 10 includes a lid body 11, a flow guide 12, a water inlet 13, and a plurality of water outlets 14. Wherein the cover body 11 has a diversion channel 111. The flow guiding portion 12 is connected to the cover body 11, and the flow guiding portion 12 is located in the flow guiding channel 111 and separates the flow guiding channel 111 into a first channel 111a and a second channel 111b that are communicated, where the first channel 111a is disposed closer to the center of the cover body 11 than the second channel 111 b. A water inlet 13 is provided on the cover body 11, the water inlet 13 communicating with the second passage 111 b. A plurality of water outlets 14 are provided on the cover body 11 at intervals, and the plurality of water outlets 14 communicate with the first passage 111 a.

Further, the cover body 11 includes a first cover 112 and a second cover 118, and the first cover 112 is provided with a water outlet 14. The second cover 118 is connected to the outer edge of the first cover 112, and the water inlet 13 is disposed on the second cover 118.

Further, the first cover 112 further includes a drainage portion 116, the drainage portion 116 is connected to the water blocking portion 115, the drainage portion 116 has a drainage channel 116b, and the drainage channel 116b communicates with the water outlet 14.

Further, the flow guiding portion 12 includes a plurality of flow guiding sub-portions 121, each flow guiding sub-portion 121 is connected to the bottom plate 114 and the cover plate 113, the plurality of flow guiding sub-portions 121 are arranged between the water blocking portion 115 and the first cover 112 at intervals, and gaps 122 between adjacent flow guiding sub-portions 121 in the plurality of flow guiding sub-portions 121 are used for communicating the first channel 111a and the second channel 111b.

In this embodiment, the height of the deflector portion 121 is equal to or greater than the height of the water blocking portion 115. Height refers to axial height. When the height of the deflector portion 121 is greater than the height of the water blocking portion 115, the second passage 111b is tapered from the outside to the inside, that is, from the second passage 111b to the second passage 111b. Specifically, the bottom plate 114 includes a first end connected to the second cover 118, and a second end of the bottom plate 114 facing away from the first end is bent or curved toward a plane of the cover 113, where the second end of the bottom plate 114 is connected to the water blocking portion 115. By arranging the bottom plate 114 into a bending structure, water flow in the first channel 111a can be ejected upwards obliquely along the bottom plate 114, and then water can be discharged from the inner side edge of the first cover 112 in a clinging manner, so that the water outlet width is increased, and the coverage area of water falling into the washing tub is larger.

Further, the washing machine further comprises a washing tub, the tub cover assembly 10 is arranged on the washing tub, and the water outlet 14 of the tub cover assembly 10 is communicated with the washing tub. The external water flow enters the diversion channel 111 through the water inlet 13, flows into the second channel 111b under the guiding action of the first flow blocking part 117a, flows in the second channel 111b under the guiding action of the diversion part 12, flows into the first channel 111a under the action of the notch 122 in the diversion part 12, and flows into the first channel 111a, is guided by the water blocking part 115 and passes through the water outlet 14, and is sprayed to the upper part of the washing tub under the action of the diversion part 116.

In the present invention, the term "plurality" means two or more, unless explicitly defined otherwise. The terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; "coupled" may be directly coupled or indirectly coupled through intermediaries. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present specification, the terms "one embodiment," "some embodiments," "particular embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A lid assembly (10) comprising:

a cover body (11), the cover body (11) having a flow guide channel (111);

the flow guide part (12) is connected with the cover body (11), the flow guide part (12) is positioned in the flow guide channel (111) and divides the flow guide channel (111) into a first channel (111 a) and a second channel (111 b) which are communicated, and the first channel (111 a) is arranged close to the center of the cover body (11) compared with the second channel (111 b); the first channel (111 a) and the second channel (111 b) are annular channels;

A water inlet (13) provided on the cover body (11), the water inlet (13) communicating with the second passage (111 b);

a plurality of water outlets (14) which are arranged on the cover body (11) at intervals, wherein the water outlets (14) are communicated with the first channel (111 a);

the cover body (11) comprises a first cover body (112) and a second cover body (118);

the second cover (118) includes:

a coaming (118 a) which is arranged on the outer side of the first cover body (112) in a surrounding way;

the water inlet (13) is arranged on the coaming (118 a), and a diversion part (12) corresponding to the water inlet (13) in the diversion part (12) is a first diversion part (120);

the first cover (112) includes:

-a first flow blocking portion (117 a), said first flow blocking portion (117 a) being connected to said first flow guiding portion (120) and to said shroud (118 a), respectively, for guiding the water flow coming from said water inlet (13) to said second channel (111 b).

2. The lid assembly (10) of claim 1, wherein the water outlet (14) is provided on the first lid (112);

the second cover body (118) is connected to the outer edge of the first cover body (112), and the water inlet (13) is formed in the second cover body (118).

3. The lid assembly (10) according to claim 2, wherein,

the first cover (112) further includes:

a cover plate (113);

a bottom plate (114) provided on one side of the cover plate (113);

a water blocking portion (115) disposed between the bottom plate (114) and the cover plate (113) around the center of the bottom plate (114), the water outlet (14) being disposed on the water blocking portion (115), wherein,

the water blocking part (115), the bottom plate (114), the cover plate (113) and the second cover body (118) form the diversion channel (111).

4. A lid assembly (10) according to claim 3, wherein the first lid (112) further comprises:

a drainage part (116) connected to the water blocking part (115), the drainage part (116) having a drainage channel (116 b), the drainage channel (116 b) communicating with the water outlet (14);

the drainage parts (116) are in one-to-one correspondence with the water outlets (14).

5. The lid assembly (10) of claim 4, wherein,

the drainage part (116) is provided with a first end and a second end which are opposite, the first end of the drainage part (116) is connected with the water retaining part (115), the bottom plate (114) and the cover plate (113), and the second end of the drainage part (116) is connected to the cover plate (113) and extends away from the diversion channel (111).

6. The lid assembly (10) of claim 4, wherein,

the drainage part (116) comprises two drainage plates (116 a), and an included angle formed by a tangent line where a connection point of each drainage plate (116 a) and the water retaining part (115) is located and the drainage plate (116 a) is more than or equal to 0 degrees and less than 90 degrees.

7. The lid assembly (10) according to any of claims 3 to 6, wherein the deflector (12) comprises:

a plurality of water conservancy diversion sub-portion (121), every water conservancy diversion sub-portion (121) with bottom plate (114) with apron (113) link to each other, and a plurality of water conservancy diversion sub-portion (121) interval arrangement is in water retaining portion (115) with between first lid (112), a plurality of breach (122) between adjacent water conservancy diversion sub-portion (121) in water conservancy diversion sub-portion (121) are used for the intercommunication first passageway (111 a) with second passageway (111 b).

8. The lid assembly (10) of claim 7, wherein,

the height of the deflector portion (121) is equal to or greater than the height of the water blocking portion (115).

9. The lid assembly (10) according to any of claims 3 to 6, wherein,

The free end of the cover plate (113) is bent or curved towards the plane of the bottom plate (114).

10. The lid assembly (10) according to claim 1, wherein,

the first flow blocking part (117 a) is flush with the inner wall of the water inlet (13).

11. The lid assembly (10) of claim 1, wherein the first lid (112) further comprises:

the second flow blocking part (117 b) is positioned on one side of the first flow blocking part (117 a) away from the water inlet (13), and the second flow blocking part (117 b) is connected between the end part of the first flow guiding part (120) and the coaming (118 a).

12. The lid assembly (10) of claim 1, wherein the second lid (118) further comprises:

and the water inlet part (118 b), the water inlet part (118 b) is connected to one side of the coaming (118 a) away from the first cover body (112), and the water inlet part (118 b) is provided with a water inlet channel communicated with the water inlet (13).

13. A washing machine, comprising:

a washing tub; and

the lid assembly (10) of any of claims 1 to 12, the lid assembly (10) being provided on the washing tub, a water outlet (14) of the lid assembly (10) being in communication with the washing tub.