CN114250600A

CN114250600A - Bung subassembly and washing machine

Info

Publication number: CN114250600A
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: 2022-03-29
Anticipated expiration: 2040-09-21
Also published as: CN114250600B; WO2022057110A1

Abstract

The invention provides a barrel cover assembly and a washing machine. Wherein, the cover body is provided with a flow guide channel. The flow guide part is connected with the cover body, the flow guide part is positioned in the flow guide channel and divides the flow 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 communicated with the second channel. A plurality of delivery ports interval sets up on covering the body, a plurality of delivery ports and first passageway intercommunication. According to the invention, the flow guide part is arranged on the cover body, so that the flow guide channel is divided into the first channel and the second channel, and under the matched drainage action of the first channel and the second channel, water flow can uniformly flow out from a plurality of water outlets.

Description

Bung subassembly 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, current washing machine includes the washtub and sets up the bung structure in the washtub top, and the bung structure can be to intaking in the washtub, however, because the design of bung structure is unreasonable, leads to the play water of bung structure inhomogeneous, and then direct influence washing machine's washing effect.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art or the related art.

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

In a second aspect of the present invention, a washing machine is provided.

In view of the above, according to a first aspect of the present invention, there is provided a tub cover assembly including a cover body, a guide, a water inlet, and a plurality of water outlets. Wherein, the cover body is provided with a flow guide channel. The flow guide part is connected with the cover body, the flow guide part is positioned in the flow guide channel and divides the flow 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 communicated with the second channel. A plurality of delivery ports interval sets up on covering the body, a plurality of delivery ports and first passageway intercommunication.

The barrel cover assembly provided by the invention comprises a cover body, a flow guide part, a water inlet and a plurality of water outlets. Wherein, the cover body is provided with a flow guide channel which is used for guiding water flow. The flow guide part is connected to the cover body, the flow guide part is located in the flow guide channel, the flow guide part divides the flow guide channel into a first channel and a second channel, and the first channel is arranged close to the center of the cover body. Specifically, the flow guide passage is an annular passage, and the flow guide portion divides the annular passage into a first annular passage and a second annular passage. 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 an inner channel and the second annular channel is an outer channel. The water inlet is arranged on the cover body and communicated with the second channel. A plurality of delivery ports interval sets up on covering the body, a plurality of delivery ports and first passageway intercommunication. Rivers get into the second passageway earlier from the water inlet, and under the reposition of redundant personnel effect of water conservancy diversion portion, partly rivers flow in first passageway and flow through the delivery port, and partly rivers can flow through longer distance in the second passageway to can lead rivers to the delivery port department far away apart from the water inlet. Specifically, after external water flows into the diversion channel through the water inlet, the external water flows forwards in the second channel along the tangential direction of the circumference of the cover body, and then flows into the first channel through the communication structure arranged on the diversion part, so that the water flows into the first channel can continue to flow forwards along the tangential direction of the circumference of the cover body, and further can be sprayed out from the water outlet. According to the invention, the flow guide part is arranged on the cover body, so that the flow guide channel is divided into the first channel and the second channel, and under the matched drainage action of the first channel and the second channel, water flow can uniformly flow out from a plurality of water outlets.

It is worth mentioning that the water inlet can be connected to the water inlet device through a pipeline. Particularly, when the tub cover assembly is applied to a washing machine, the water inlet 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 at a washing stage or a rinsing stage of the washing machine, thereby rapidly wetting laundry. Or, the water inlet can be connected the cooperation with washing machine's suction pump and use, extracts the water in washing machine's the water bucket to realize the circulation and spray, make the washing mode diversified.

In a possible design, the cover body further includes 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 outer fringe of first lid, and the water inlet setting is on the second lid.

In this design, the cover body includes a first cover body and a second cover body, which are connected to form a flow guide channel. Specifically, the second lid is connected at the outer fringe of first lid, and the second lid encloses the periphery of establishing at first lid promptly. 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 diversion part is arranged on the first cover body. In the course of working of covering the body, can independently process first lid and second lid earlier, then connect first lid and second lid in order to form the lid body, reduce the processing degree of difficulty of covering the body. Specifically, the first cover body and the second cover body can be formed into an integral structure through hot melting 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, the water outlet is arranged on the water retaining part, and the water retaining part, the bottom plate, the cover plate and the second cover body form a flow guide 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 blocking part is arranged between the bottom plate and the cover plate around the center of the bottom plate, and water can smoothly flow in the first channel by the water blocking part. The flow guide part is arranged between the bottom plate and the cover plate around the center of the bottom plate. Specifically, the water blocking part is annularly arranged. The water outlet is arranged on the water retaining part, and water flow entering the first channel flows forwards along the water retaining part and in the tangential direction of the circumference of the cover body, so that the water can be sprayed out from the water outlet.

In a possible design, further, first lid still includes drainage portion, and drainage portion connects on water retaining part, and drainage portion has drainage channel, drainage channel and delivery port intercommunication.

In this design, first lid still includes drainage portion, and drainage portion connects in the one side that water retaining portion deviates from the water conservancy diversion passageway. The drainage is provided with 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 increased through the drainage part, and the coverage area of the water flow falling into the washing barrel is larger.

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

In this design, the quantity of drainage portion and delivery port is a plurality of one-to-one, and each delivery port department is equipped with a drainage portion promptly and is used for guiding rivers, and then can ensure the play water width and the effect of spraying of every delivery port.

In a possible design, furthermore, the flow guiding part has a first end and a second end which face away from each other, the first end of the flow guiding part is connected with the water retaining part, the bottom plate and the cover plate, and the second end of the flow guiding part is connected to the cover plate and extends away from the flow guiding channel.

In this design, the drainage portion has first end and the second end that deviates from mutually, and the first end and the water retaining part, bottom plate and the apron intercommunication of drainage portion, the second end connection of drainage portion are 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 the long-term washing away of rivers, prolong drainage portion's life.

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

In this design, drainage portion includes two drainage plates, and the tangent line at the tie point place of every drainage plate and manger plate portion is the acute angle with the contained angle that the drainage plate formed. At this moment, rivers in the first passageway reduce the resistance that flows in-process rivers and receive in order to flow into drainage channel via the guide of manger plate portion for the rivers continuity that flows along the drainage plate is good, is difficult for the splash, and rivers effect is very smooth and rivers flow is big, can be full of the inward flange region of whole washtub, improves the laundry effect, adds the washing powder back again, can also play certain effect of dispersing to the produced foam of washtub middle zone.

In a possible design, the diversion part further includes a plurality of diversion subsections, each diversion subsection is connected with the bottom plate and the cover plate, the plurality of diversion subsections are arranged between the water retaining part and the first cover body at intervals, and gaps between adjacent diversion subsections in the plurality of diversion subsections are used for communicating the first channel and the second channel.

In the design, the flow guide part comprises a plurality of flow guide sub-parts, each flow guide sub-part is arc-shaped, the flow guide sub-parts are connected with the bottom plate and the cover plate, and the arc-shaped flow guide sub-parts can achieve the flow division effect and simultaneously play a good guiding role in water flow. And a gap is formed between every two adjacent flow guide subsections and is used for communicating the first channel and the second channel. After entering the second channel through the water inlet, the external water flow passes through the notch to enter the first channel, flows along the water retaining part to pass through the water outlet and is sprayed out through the drainage part.

In a possible design, the height of the flow guiding sub-portion is greater than or equal to the height of the water retaining portion.

In the design, the height of the diversion sub-part is more than or equal to the height of the water retaining part. Height refers to the axial height. When the height of the diversion sub-part is larger than that of the water retaining part, the diversion sub-part is in a necking shape from outside to inside, namely from the second channel to the second channel. Specifically, the bottom plate comprises a first end connected with the second cover body, a second end, deviating from the first end, of the bottom plate is bent or bent towards the plane where the cover plate is located, and the second end of the bottom plate is connected with the water retaining part. Through setting up the bottom plate into bending structure to can make the rivers that are located first passageway can follow the slope of bottom plate and upwards spout, and then can hug closely the inboard edge of first lid and go out water, make the width grow of going out water, the coverage area who falls into the washing bucket water is bigger.

In one possible embodiment, the free end of the cover plate is bent or curved in the direction of the plane of the base plate.

In this design, the free end of apron is towards the screen bending or the crooked extension at bottom plate place to can make the rivers that flow from the delivery port under the guide of apron, the slope blowout, make the inboard edge that rivers can hug closely the apron go out water, make out water width grow, the area of coverage that falls into the washing bucket water is bigger.

In a possible design, further, the second cover body comprises a surrounding plate and a water inlet, and the surrounding plate is arranged on the outer side of the first cover body in a surrounding mode. The water inlet sets up on the bounding wall, and the water conservancy diversion portion that corresponds to the water inlet among a plurality of water conservancy diversion portions is first water conservancy diversion portion. The first cover body further comprises a first flow blocking portion, and the first flow blocking portion is connected with the first flow guiding portion and the enclosing plate respectively.

In this design, the second lid is equipped with the water inlet including enclosing the bounding wall of establishing in the first lid outside on the bounding wall. When first lid and second lid are connected, the water conservancy diversion portion that corresponds to 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 only rivers flow path of intaking, avoids outside rivers to get into the interior disorder flow of back of second passageway and influences the effect of spraying. Specifically, the wall surface of the first flow blocking part 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 some of first water conservancy diversion portion still can be used to the guide of rivers, and is rational in infrastructure and the utilization ratio is higher.

In a possible design, further, the first flow hindering portion is level with the inner wall of the water inlet.

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

In a possible design, further, the first cover body further comprises a second flow blocking portion, the second flow blocking portion is located on one side, away from the water inlet, of the first flow blocking portion, and the second flow blocking portion is connected between the end portion of the first flow guiding portion and the enclosing plate.

In this design, first lid still includes the second choked flow portion, and the second choked flow portion is connected between the tip of first water conservancy diversion portion and bounding wall, and the second choked flow portion is located the one side that the water inlet was kept away from to first choked flow portion. The second choked flow portion, the first choked flow portion, a part of first water conservancy diversion portion and a part of bounding wall constitute closed region, and outside rivers flow in the water inlet, in the guide effect of first choked flow portion flows into the second passageway, after rivers encircle a week, rivers can flow in the first passageway under the guide effect of second choked flow portion, realize the circulation path of rivers. If do not set up the second choked flow portion on first lid, then one side that first choked flow portion deviates from the water inlet can form the rivers dead angle, and rivers swirl in dead angle department and direct influence goes out water effect.

In a possible design, further, the second lid still includes the portion of intaking, and the portion of intaking is connected in the bounding wall and is deviated from one side of first lid, and the portion of intaking has the inhalant canal with the water inlet intercommunication.

In this design, the second lid still includes the portion of intaking, and the portion of intaking is connected in the bounding wall and is deviated from one side of first lid, and the portion of intaking has inhalant canal, inhalant canal and water inlet intercommunication.

It is worth mentioning that the water inlet part can be connected with the water inlet device through a pipeline. Particularly, when the tub cover assembly is applied to a washing machine, the water inlet part may be connected with a water inlet valve of the washing machine, so that a spraying function of the washing machine may be conveniently controlled at a washing stage or a rinsing stage of the washing machine, thereby rapidly wetting laundry. Or, the portion of intaking can be connected the cooperation with washing machine's suction pump and use, extracts the water in washing machine's the water bucket to realize the circulation and spray, make the washing mode 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 including a lid assembly as provided in any one of the above designs.

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.

Furthermore, the washing machine also comprises a washing barrel, the barrel cover assembly is arranged on the washing barrel, and a water outlet of the barrel cover assembly is communicated with the washing barrel. Outside rivers get into water conservancy diversion passageway through the water inlet, flow into the second passageway under the guide effect of first choked flow portion, under the effect of water conservancy diversion portion, partly rivers flow in the second passageway, and partly rivers flow into first passageway under the breach effect in the water conservancy diversion portion, and rivers that flow into in the first passageway are by the guide of manger plate portion and through the delivery port, spray the top to the washtub under the effect of drainage portion.

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

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 illustrates an exploded view of the construction of a drum cap assembly according to an embodiment of the present invention;

fig. 2 illustrates a side view of a lid assembly according to an embodiment of the present invention;

fig. 3 illustrates a sectional view a-a of the drum cap assembly according to an embodiment of the present invention illustrated in fig. 2;

fig. 4 shows an enlarged partial view of the drum cap assembly at B in an embodiment in accordance with the invention as shown in fig. 3;

fig. 5 shows a schematic view of a first closure of a lid assembly according to an embodiment of the invention;

fig. 6 shows a top view of a first cap of the lid assembly according to an embodiment of the invention;

fig. 7 shows a schematic view of a second cap of the lid assembly according to an embodiment of the invention;

fig. 8 illustrates a top view of a second cover of the lid assembly according to an embodiment of the present invention.

Wherein, the correspondence between the reference numbers and the component names in fig. 1 to 8 is:

10 the lid assembly of a drum to be assembled,

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

112 a first cover body which is provided with a plurality of holes,

113 a cover plate 113, which is provided with a cover plate,

114 a base plate of a display device and a display device,

115 a water-retaining part for retaining water,

116a drainage part, 116a drainage plate, 116b drainage channel,

117a, 117b, a first flow-impeding portion,

118, 118a enclosing plate, 118b water inlet part,

12 diversion parts, 120 first diversion parts, 121 diversion sub-parts, 122 gaps,

13 a water inlet of the water-saving device,

14 water outlet.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

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 specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

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

Example one

According to a first aspect of the present invention, there is provided a tub cover assembly 10, as shown in fig. 1 to 3, the tub cover assembly 10 includes a cover body 11, a baffle 12, a water inlet 13 and a plurality of water outlets 14. Wherein, the cover body 11 has a flow guide passage 111. The guide portion 12 is connected to the cap body 11, the guide portion 12 is located in the guide passage 111 and divides the guide passage 111 into a first passage 111a and a second passage 111b which are communicated with each other, and the first passage 111a is disposed closer to the center of the cap body 11 than the second passage 111 b. The water inlet 13 is provided on the cover body 11, and the water inlet 13 communicates with the second passage 111 b. The plurality of water outlets 14 are provided at intervals on the cover body 11, and the plurality of water outlets 14 communicate with the first passage 111 a.

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

It is worth mentioning that the water inlet 13 may be connected to the water inlet means 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 at a washing stage or a rinsing stage of the washing machine, thereby rapidly wetting laundry. Or, the water inlet 13 can be connected with a water pump of the washing machine for matching use, and water in a water containing barrel of the washing machine is extracted, so that circulating spraying is realized, and 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 air guide passage 111. Specifically, the second cover 118 is connected to the outer edge of the first cover 112, that is, the second cover 118 is disposed around the outer circumference of the first cover 112. It should be noted that the plurality of water outlets 14 are disposed at intervals on the first cover 112, and the water inlets 13 are disposed on the second cover 118. The number of the water inlets 13 is one or more. The guide portion 12 is disposed on the first cover 112. In the processing process of the cap body 11, the first cap body 112 and the second cap body 118 may be independently processed first, and then the first cap body 112 and the second cap body 118 are connected to form the cap body 11, so as to reduce the processing difficulty of the cap body 11. Specifically, the first cover 112 and the second cover 118 may be formed as an integral structure by thermal welding, and have high connection reliability and low cost.

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 part 115. And a base plate 114 disposed at one side of the base plate 114. The water blocking part 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 part 115, wherein the water blocking part 115, the bottom plate 114, the cover plate 113, and the second cover 118 form the diversion passage 111.

In this embodiment, the first cover 112 includes a cover plate 113, a bottom plate 114, and a water blocking part 115. The cover plate 113 is positioned above the base plate 114. I.e., the cover plate 113 is located on one axial side of the base plate 114. The water stopper 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 flowed in the first passage 111a by disposing the water stopper 115. The guide part 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 annularly disposed. The water outlet 14 is provided on the water stopper 115, and the water flow entering the first passage 111a flows forward along the water stopper 115 in a tangential direction of the circumference of the cap body 11, so that it can be sprayed from the water outlet 14.

Example two

As shown in fig. 2 and 3, the first cover 112 in this embodiment includes a cover plate 113, a bottom plate 114, and a water blocking part 115. The cover plate 113 is positioned above the base plate 114. I.e., the cover plate 113 is located on one axial side of the base plate 114. The water stopper 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 flowed in the first passage 111a by disposing the water stopper 115. The guide part 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 annularly disposed. The water outlet 14 is provided on the water stopper 115, and the water flow entering the first passage 111a flows forward along the water stopper 115 in a tangential direction of the circumference of the cap body 11, so that it can be sprayed from the water outlet 14.

Further, as shown in fig. 4, 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 is communicated 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. The drainage tube is provided with a drainage channel 116b, and the drainage channel 116b is communicated with the water outlet 14. After entering the first channel 111a, the external water flows through the water outlet 14 and is sprayed by the guiding action of the drainage portion 116. The drainage part 116 can increase the water outlet width of the water flow, so that the coverage area of the water flow falling into the washing barrel is larger.

Further, the number of the drainage portions 116 and the number of the water outlets 14 are plural in one-to-one correspondence.

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

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

In this embodiment, the flow guide 116 has a first end and a second end facing away from each other, the first end of the flow guide 116 communicates with the water stop 115, the bottom plate 114 and the cover plate 113, and the second end of the flow guide 116 is connected to the cover plate 113 and extends away from the flow guide channel 111. Through the supporting role of water retaining part 115, bottom plate 114 and apron 113 to drainage portion 116 to can ensure drainage portion 116's positional stability, connect reliable performance, avoid influencing drainage portion 116's reliable performance because the long-term washing away of rivers, prolong drainage portion 116's life.

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

In this embodiment, the drainage portion 116 includes two drainage plates 116a, and an included angle formed by a tangent line at a connection point of each drainage plate 116a with the water blocking portion 115 and the drainage plate 116a is an acute angle. At this moment, the water flow in the first channel 111a is guided by the water retaining part 115 to flow into the drainage channel 116b, so that the resistance to the water flow in the flowing process is reduced, the continuity of the water flow flowing out along the drainage plate 116a is good, water splashing is not easy to occur, the water flow effect is very smooth, the water flow is large, the inner edge area of the whole washing barrel can be filled with the water, the washing effect is improved, and after 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 positioned above the base plate 114. I.e., the cover plate 113 is located on one axial side of the base plate 114. The water stopper 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 flowed in the first passage 111a by disposing the water stopper 115. The guide part 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 annularly disposed. The water outlet 14 is provided on the water stopper 115, and the water flow entering the first passage 111a flows forward along the water stopper 115 in a tangential direction of the circumference of the cap body 11, so that it can be sprayed from the water outlet 14.

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

In this embodiment, the diversion part 12 includes a plurality of diversion sub-parts 121, each diversion sub-part 121 is in a circular arc shape, the diversion sub-part 121 is connected to the bottom plate 114 and the cover plate 113, and the circular arc diversion sub-parts 121 can achieve a diversion effect and simultaneously provide a good guiding effect for water flow. A gap 122 is formed between two adjacent flow guide parts 121, and the gap 122 is used for communicating the first channel 111a and the second channel 111 b. After entering the second channel 111b through the water inlet 13, the external water flows through the notch 122 into the first channel 111a, flows along the water blocking portion 115 to pass through the water outlet 14 and then is sprayed out through the drainage portion 116.

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

In this embodiment, the height of the diversion sub-portion 121 is greater than or equal to the height of the water blocking portion 115. Height refers to the axial height. When the height of the diversion sub-portion 121 is greater than the height of the water blocking portion 115, the diversion sub-portion is tapered from the outside to the inside, i.e., 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, a second end of the bottom plate 114, which is away from the first end, is bent or curved toward the plane of the cover plate 113, and the second end of the bottom plate 114 is connected to the water stop portion 115. Through setting up bottom plate 114 to the structure of buckling to can make the rivers that are located first passageway 111a can follow bottom plate 114 slope and upwards spout, and then can hug closely the inboard edge of first lid 112 and go out water, make out water width grow, the coverage area that falls into the washing bucket water is bigger.

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 bends or extends towards the screen where the bottom plate 114 is located, so that the water flowing out from the water outlet 14 can be obliquely sprayed out under the guidance of the cover plate 113, so that the water can tightly cling to the inner side edge of the cover plate 113 to discharge water, the water discharge width is increased, and the coverage area of the water falling into the washing tub is larger.

Example four

On the basis of the foregoing embodiment, as shown in fig. 4, fig. 7 and fig. 8, in this embodiment, a specific structure of the second cover body 118 is further described, further, the second cover body 118 includes a surrounding plate 118a and the water inlet 13, and the surrounding plate 118a is disposed around the outer side of the first cover body 112. The water inlet 13 is disposed on the enclosing plate 118a, and the diversion part 12 corresponding to the water inlet 13 among the plurality of diversion parts 12 is a first diversion part 120. The first cover 112 further includes a first flow blocking portion 117a, and the first flow blocking portion 117a is connected to the first flow guiding portion 120 and the enclosing plate 118a, respectively.

In this embodiment, the second cover 118 includes a surrounding plate 118a surrounding the first cover 112, and the surrounding plate 118a is provided with the water inlet 13. When the first cover body 112 and the second cover body 118 are connected, the flow guiding portion 12 corresponding to the water inlet 13 of the second cover body 118 in the plurality of flow guiding portions 12 of the first cover body 112 is the first flow guiding portion 120, the first flow blocking portion 117a is arranged between the first flow guiding portion 120 and the enclosing plate 118a, external water flows to the first flow guiding portion 120 under the guidance of the first flow blocking portion 117a through the water inlet 13, the first flow blocking portion 117a can form a unique water inflow flow path, and the spraying effect is prevented from being influenced by disordered and disordered flowing of the external water after the external water flows into the second passage 111 b. Specifically, the wall surface of the first flow blocking portion 117a near the water inlet 13 is a curved surface, so that water can flow smoothly, and water flow resistance is reduced.

It should be noted that the water inlet 13 is connected corresponding to the middle position of the first diversion part 120, so that a part of the first diversion part 120 can still be used for guiding 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 flow blocking portion 117a is flush with the inner wall of the water inlet 13, that is, the first flow blocking portion 117a is in smooth transition with the water inlet 13, so that the water flow can smoothly flow, the water flow resistance is reduced, a water flow dead angle is prevented from being formed between the first flow blocking portion 117a and the enclosing plate 118a, and the water outlet effect is prevented from being directly influenced by the vortex of the external water flow at the dead angle.

Further, the first cover 112 further includes a second flow blocking portion 117b, the second flow blocking portion 117b is located on a side of the first flow blocking portion 117a facing away from the water inlet 13, and the second flow blocking portion 117b is connected between an end of the first flow guiding portion 120 and the enclosing plate 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 the end of the first flow guiding portion 120 and the enclosing plate 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 region, external water flows through the water inlet 13 and flows into the second passage 111b under the guiding action of the first flow blocking portion 117a, and after the water flows around for one circle, the water flows can flow into the first passage 111a under the guiding action of the second flow blocking portion 117b, so that a circulation path of the water flow is realized. If the second flow blocking portion 117b is not disposed on the first cover 112, a flow dead angle is formed on a side of the first flow blocking portion 117a away from the water inlet 13, and the water flow swirls at the dead angle to directly affect the water outlet effect.

Further, the second cover 118 further includes a water inlet portion 118b, the water inlet portion 118b is connected to a side of the enclosing plate 118a away from the first cover 112, and the water inlet portion 118b has a water inlet channel communicated with the water inlet 13.

In this embodiment, the second cover 118 further includes a water inlet portion 118b, the water inlet portion 118b is connected to a side of the enclosing plate 118a facing away from the first cover 112, and the water inlet portion 118b has a water inlet passage, and the water inlet passage is communicated with the water inlet 13.

It is noted that the water inlet 118b may be connected to a water inlet device through a pipe. In particular, when the tub cover assembly 10 is applied to a washing machine, the water inlet part 118b may be connected to a water inlet valve of the washing machine, so that the spraying function of the washing machine may be conveniently controlled at a washing stage or a rinsing stage of the washing machine, thereby rapidly wetting laundry. Or, the water inlet portion 118b can be connected with a water pump of the washing machine for use in a matched manner, and water in a water containing barrel of the washing machine is extracted, so that circulating spraying is realized, and washing modes are diversified. Specifically, the water inlet 118b is a water inlet joint.

EXAMPLE five

The invention provides a barrel cover assembly 10, the barrel cover assembly 10 comprises a cover body 11, a water inlet 13 and a plurality of water outlets 14 are arranged on the cover body 11, external water flow enters a flow guide channel 111 in the cover body 11 from the water inlet 13, and a flow guide part 12 is arranged in the flow guide channel 111, so that the water flow can be guided to be uniformly sprayed into a washing barrel, clothes can be wetted quickly, washing powder can be dissolved, and the washing 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 inside the second cover 118. The first cover 112 is provided with a water retaining portion 115 and a flow guiding portion 12, the water retaining portion 115 and the flow guiding 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 by hot-melt welding. The formed cover body 11 has a flow guide channel 111 formed therein, a water inlet 13 is provided on the second cover body 118, and a water inlet 118b (pipe) may be provided outside the water inlet 13 to communicate with a water inlet device of the washing machine.

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

According to the barrel cover assembly 10 provided by the embodiment of the invention, the flow guide 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 uneven 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 the water inlet part 118 b. For example, the water inlet portion 118b may be directly connected to a water inlet valve of a washing machine, and may conveniently control a spraying function in a washing or rinsing stage, thereby rapidly wetting laundry; or the water tank is connected with a water pump of the washing machine and matched with the water pump, and the water in the water tank is pumped to realize circulating spraying, so that the washing mode is diversified.

EXAMPLE six

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

The washing machine provided by the invention comprises the barrel cover assembly 10 provided by any design, so that all the beneficial effects of the barrel cover assembly 10 are achieved, and the detailed description is omitted. Specifically, the washing machine is a pulsator washing machine.

Specifically, the tub cover assembly 10 includes a cover body 11, a guide 12, a water inlet 13, and a plurality of water outlets 14. Wherein, the cover body 11 has a flow guide passage 111. The guide portion 12 is connected to the cap body 11, the guide portion 12 is located in the guide passage 111 and divides the guide passage 111 into a first passage 111a and a second passage 111b which are communicated with each other, and the first passage 111a is disposed closer to the center of the cap body 11 than the second passage 111 b. The water inlet 13 is provided on the cover body 11, and the water inlet 13 communicates with the second passage 111 b. The plurality of water outlets 14 are provided at intervals on the cover body 11, 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 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.

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 is communicated with the water outlet 14.

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

Further, the washing machine further comprises a washing tub, the tub cover assembly 10 is disposed on the washing tub, and the water outlet 14 of the tub cover assembly 10 is communicated with the washing tub. External water flow enters the flow guide channel 111 through the water inlet 13, flows into the second channel 111b under the guide effect of the first flow blocking portion 117a, flows in the second channel 111b under the guide effect of the flow guide portion 12, flows in the first channel 111a under the effect of the notch 122 in the flow guide portion 12, is guided by the water retaining portion 115 and passes through the water outlet 14, and is sprayed above the washing tub under the effect of the flow guide portion 116.

In the present invention, the term "plurality" means two or more unless explicitly defined otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means 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 invention. In this specification, the schematic representations of the terms used above 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 a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A drum lid assembly (10) characterized by comprising:

a cover body (11), the cover body (11) having a flow guide passage (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 (111a) and a second channel (111b) which are communicated, and the first channel (111a) is arranged close to the center of the cover body (11) compared with the second channel (111 b);

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) disposed at intervals on the cover body (11), the plurality of water outlets (14) communicating with the first passage (111 a).

2. The drum lid assembly (10) according to claim 1, wherein the lid body (11) comprises:

a first cover body (112), wherein the water outlet (14) is arranged on the first cover body (112);

the second cover body (118), second cover body (118) is connected at the outside edge of first cover body (112), water inlet (13) set up on second cover body (118).

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

the first cover (112) includes:

a cover plate (113);

a bottom plate (114) disposed at one side of the cover plate (113);

a water blocking part (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 part (115), wherein,

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

4. The lid assembly (10) of claim 3, wherein said first cover (112) further comprises:

the drainage part (116) is connected to the water retaining part (115), the drainage part (116) is provided with a drainage channel (116b), and the drainage channel (116b) is communicated with the water outlet (14);

the number of the drainage parts (116) and the number of the water outlets (14) are a plurality of one-to-one correspondence.

5. The tub lid assembly (10) according to claim 4,

the drainage part (116) is provided with a first end and a second end which are deviated from each other, 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 deviates from the flow guide channel (111) to extend.

6. The tub lid assembly (10) according to claim 4,

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

7. The drum lid assembly (10) according to any one of claims 3 to 6, wherein the flow guide portion (12) comprises:

the water guide device comprises a plurality of water guide sub-portions (121), each water guide sub-portion (121) is connected with the bottom plate (114) and the cover plate (113), the plurality of water guide sub-portions (121) are arranged between the water retaining portion (115) and the first cover body (112) at intervals, and gaps (122) between adjacent water guide sub-portions (121) in the plurality of water guide sub-portions (121) are used for communicating the first channel (111a) and the second channel (111 b).

8. The drum lid assembly (10) according to claim 7,

the height of the diversion sub-part (121) is more than or equal to that of the water retaining part (115).

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

the free end of the cover plate (113) bends or extends towards the plane of the bottom plate (114).

10. The lid assembly (10) according to any of claims 2 to 6,

the second cover (118) includes:

a shroud plate (118a) which surrounds the outside of the first cover body (112);

the water inlet (13) is arranged on the enclosing plate (118a), and the flow guide part (12) corresponding to the water inlet (13) in the plurality of flow guide parts (12) is a first flow guide part (120);

the first cover (112) further comprises:

a first flow obstructing portion (117a), the first flow obstructing portion (117a) being connected to the first flow guiding portion (120) and the shroud (118a), respectively.

11. The tub lid assembly (10) according to claim 10,

the first flow resisting portion (117a) is flush with an inner wall of the water inlet (13).

12. The lid assembly (10) of claim 10, wherein said first cover (112) further comprises:

a second flow obstructing portion (117b) located on a side of the first flow obstructing portion (117a) facing away from the water inlet (13), the second flow obstructing portion (117b) being connected between an end of the first flow guiding portion (120) and the shroud (118 a).

13. The lid assembly (10) of claim 10, wherein said second closure (118) further comprises:

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

14. A washing machine, characterized by comprising:

a washing tub; and

the tub lid assembly (10) of any one of claims 1 to 13, said tub lid assembly (10) being provided on the washing tub, the water outlet (14) of the tub lid assembly (10) being in communication with the washing tub.