CN110924085A - Washing machine and dewatering barrel assembly and waterfall spraying cover plate thereof - Google Patents

Washing machine and dewatering barrel assembly and waterfall spraying cover plate thereof Download PDF

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Publication number
CN110924085A
CN110924085A CN201811102909.2A CN201811102909A CN110924085A CN 110924085 A CN110924085 A CN 110924085A CN 201811102909 A CN201811102909 A CN 201811102909A CN 110924085 A CN110924085 A CN 110924085A
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China
Prior art keywords
waterfall
spraying
water
waterfall spraying
cover plate
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CN201811102909.2A
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CN110924085B (en
Inventor
毛伟
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Wuxi Little Swan Co Ltd
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Wuxi Little Swan Co Ltd
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    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/12—Casings; Tubs
    • D06F39/14—Doors or covers; Securing means therefor
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F17/00—Washing machines having receptacles, stationary for washing purposes, wherein the washing action is effected solely by circulation or agitation of the washing liquid
    • D06F17/06—Washing machines having receptacles, stationary for washing purposes, wherein the washing action is effected solely by circulation or agitation of the washing liquid by rotary impellers
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/08—Liquid supply or discharge arrangements
    • D06F39/088—Liquid supply arrangements

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)

Abstract

The invention provides a waterfall spraying cover plate, a dewatering barrel assembly and a washing machine, wherein the waterfall spraying cover plate comprises: the washing machine comprises a cover plate body, wherein a plurality of waterfall spraying holes distributed at intervals along the circumferential direction of the washing machine are formed in the cover plate body; the flow guide structure is arranged on the cover plate body and comprises a flow guide water channel extending from bottom to top, and the upper end of the flow guide water channel is communicated with the plurality of waterfall spraying holes. According to the waterfall spraying cover plate, the plurality of waterfall spraying holes distributed at intervals along the circumferential direction of the washing machine are formed in the cover plate body, so that the spraying coverage area of water flow is effectively increased, and the spraying and washing effects on clothes are improved; and in the process of high-speed rotation of the inner barrel of the washing machine, the water flow sprayed out by the plurality of waterfall spraying holes in the high-speed rotation process can cover a larger area at the same time, and even is integrally formed into 360 degrees, so that the probability of spraying dead angles is greatly reduced, the risk of clothes winding in the washing process is further reduced, and the user experience is further improved.

Description

Washing machine and dewatering barrel assembly and waterfall spraying cover plate thereof
Technical Field
The invention relates to the technical field of washing machines, in particular to a waterfall spraying cover plate, a dewatering barrel assembly comprising the waterfall spraying cover plate and a washing machine comprising the dewatering barrel assembly.
Background
At present, when washing clothes, in order to prevent the clothes from tangling, a waterfall spraying cover plate is generally arranged in the washing machine, and the clothes are flushed by water flow sprayed from the upper part. However, in the existing washing machine, only one waterfall spraying hole is usually provided and the position of the waterfall spraying hole is fixed, so that the spraying coverage area of water flow is small, spraying dead corners are easy to occur, and clothes still have high winding risk.
Disclosure of Invention
In order to solve at least one of the above technical problems, an object of the present invention is to provide a waterfall spraying cover plate.
Another object of the present invention is to provide a dehydration tub assembly including the above waterfall spraying cover plate.
It is still another object of the present invention to provide a washing machine including the above-mentioned dehydration tub assembly.
In order to achieve the above object, a first aspect of the present invention provides a waterfall spraying cover plate, including: the washing machine comprises a cover plate body, wherein a plurality of waterfall spraying holes distributed at intervals along the circumferential direction of the washing machine are formed in the cover plate body; the flow guide structure is arranged on the cover plate body and comprises a flow guide water channel extending from bottom to top, and the upper end of the flow guide water channel is communicated with the plurality of waterfall spraying holes.
According to the waterfall spraying cover plate provided by the technical scheme of the first aspect of the invention, the cover plate body is provided with the plurality of waterfall spraying holes which are distributed at intervals along the circumferential direction of the washing machine, so that the spraying coverage area of water flow is effectively increased, the spraying and washing effect on clothes is improved, the risk of clothes winding in the washing process is reduced, and the user experience is improved; and in the process of high-speed rotation of the inner barrel of the washing machine, the waterfall spraying cover plate can synchronously rotate along with the inner barrel, and the water flow can stay in the air for a certain time after being sprayed out, so that the water flow sprayed out from a plurality of waterfall spraying holes in the high-speed rotation process can cover a larger area at the same moment, even be integrally formed into 360 degrees, thereby greatly reducing the probability of spraying dead angles, ensuring that clothes at a plurality of positions can be sprayed and washed well at the same time, further reducing the risk of clothes winding in the washing process, and further improving the user experience.
In addition, the waterfall spraying cover plate in the technical scheme provided by the invention can also have the following additional technical characteristics:
in the technical scheme, the positions of the plurality of waterfall spraying holes have different heights.
In the prior art, only one waterfall spraying hole is provided and the position of the waterfall spraying hole is fixed, so that when the water level is low, the water pressure is not enough to lift the water flow to the waterfall spraying hole, and the waterfall spraying hole cannot spray water flow to clothes, so that the clothes are easy to be wound.
Based on this, this application makes a plurality of positions of spouting the waterfall hole have the height that the height is different through rationally arranging a plurality of positions of spouting the waterfall hole, like this, the lower waterfall hole of spouting of position can play main waterfall effect of spouting when the water level is lower, and the higher waterfall hole of spouting of position can play main waterfall effect of spouting when the water level is higher, thereby the waterfall demand of spouting of different water levels has been satisfied, make washing machine have the function to different water level regulation spray effect, further reduced the laundry in-process clothing and taken place winding risk. Certainly, the waterfall spraying holes with lower positions and the waterfall spraying holes with higher positions can also play a role simultaneously, as long as the water pressure is enough to lift the water flow to the corresponding waterfall spraying holes, so that the transverse spraying coverage area is increased, the longitudinal spraying coverage area is also increased, and the spraying effect is obviously improved.
In the technical scheme, the number of the waterfall spraying holes is at least three, and the positions of the waterfall spraying holes are gradually reduced from the middle to the two sides; or the number of the waterfall spraying holes is at least three, and the positions of the waterfall spraying holes are gradually increased from the middle to the two sides; or, a plurality of the waterfall spraying holes are arranged in a vertically staggered manner.
The number of the waterfall spraying holes is at least three, and the positions of the waterfall spraying holes are gradually reduced from the middle to the two sides, namely the plurality of waterfall spraying holes are distributed into an inverted pyramid-shaped structure, so that the transverse spraying coverage area and the longitudinal spraying coverage area are increased, the spraying coverage space is obviously improved, and the spraying effect is further improved; the structure is relatively regular, and the processing and forming are convenient; meanwhile, the energy loss caused by overlapping interference of water flow sprayed by adjacent waterfall spraying holes is avoided, so that the energy utilization rate is improved.
Similarly, the number of the waterfall spraying holes is at least three, and the positions of the waterfall spraying holes are gradually increased from the middle to two sides, namely the plurality of waterfall spraying holes are distributed into a regular pyramid structure, so that the transverse spraying coverage area and the longitudinal spraying coverage area are increased, the spraying coverage space is obviously improved, and the spraying effect is further improved; the structure is relatively regular, and the processing and forming are convenient; meanwhile, the energy loss caused by overlapping interference of water flow sprayed by adjacent waterfall spraying holes is avoided, so that the energy utilization rate is improved.
A plurality of waterfall that spout hole crisscross distribution from top to bottom, promptly: the water-saving spraying device has the advantages that the water-saving spraying device is alternately distributed on the upper part and the lower part, the structure is regular, the processing and the forming are convenient, the energy loss caused by the overlapping interference of the water flow sprayed from the adjacent spraying waterfall holes is avoided, and the energy utilization rate is improved.
In the technical scheme, the height difference between two adjacent spraying waterfall holes which are arranged adjacently and have different positions and heights is within the range of 30-80 mm.
When the heights of the two adjacent waterfall spraying holes are different, the height difference between the two waterfall spraying holes is limited within the range of 30-80 mm, so that the spraying requirements of different water levels are not easily met due to the fact that the height difference between the two adjacent waterfall spraying holes is too small, the use frequency of the waterfall spraying holes with too high positions or too low positions due to the fact that the height difference between the two adjacent waterfall spraying holes is too large is too low, and the spraying effect of the multiple waterfall spraying holes can be adjusted according to different water levels is effectively guaranteed.
In the technical scheme, the plurality of spraying waterfall holes are arranged in a flush mode along the horizontal direction.
The plurality of waterfall spraying holes are flush along the horizontal direction, so that the waterfall spraying cover plate is regular in structure and convenient to machine and form; and to the demand that sprays of different water levels, can spray the apron through setting up a plurality of, make the different position height that sprays the waterfall hole that spray on the apron can be different.
In any one of the above technical solutions, the number of the flow guide water channels is multiple, and the multiple flow guide water channels correspond to the multiple waterfall spraying holes one to one and are respectively communicated with the multiple waterfall spraying holes.
The structural design with the water conservancy diversion water course is a plurality of, and a plurality of water conservancy diversion water courses and a plurality of waterfall hole one-to-one that spout, and respectively with a plurality of waterfall hole intercommunications that spout, promptly: compared with a scheme that water flow is conveyed to a plurality of waterfall spraying holes through one water flow guide channel, the water flow spraying device has the advantages that the cross-sectional area of the water flow corresponding to each waterfall spraying hole is reduced, so that the water flow speed is improved, the waterfall spraying effect of the waterfall spraying holes is improved, the lifting height of the water flow is increased, and the adverse effect of too low water level on the waterfall spraying effect is reduced as much as possible.
In the above technical scheme, the number of the waterfall spraying holes is three, and the number of the diversion water channels is three and is in one-to-one correspondence with the three waterfall spraying holes.
The number of the waterfall spraying holes is three, correspondingly, the number of the diversion water channels is also three, and the diversion water channels are in one-to-one correspondence with the three waterfall spraying holes, so that the phenomenon that the waterfall spraying cover plate is too large or the structure is too complex due to the fact that the number of the waterfall spraying holes is too large is avoided, and the waterfall spraying holes can be guaranteed to have relatively large sizes, so that the spraying coverage area is further increased.
Of course, the number of the waterfall spraying holes can be two, four or more, and the waterfall spraying holes can be adjusted according to needs in the actual production process, and the waterfall spraying holes can achieve the purpose of the invention and do not depart from the design concept and the purpose of the invention, so the waterfall spraying holes are all within the protection scope of the invention.
In the technical scheme, the two spraying waterfall holes positioned on the outer side are symmetrically distributed on two sides of the spraying waterfall hole positioned in the middle.
The two waterfall spraying holes positioned on the outer side are symmetrically distributed on two sides of the waterfall spraying hole positioned in the middle, and can be arranged into a regular pyramid structure, an inverted pyramid structure or a straight-line parallel structure, the structures are regular, and the processing and the forming are convenient; and the water flow sprayed in the washing process is more attractive in effect, the ornamental value of the washing process is favorably improved, and the use experience of a user is further improved.
In the above technical solution, the cover plate body includes a main body and two extending portions symmetrically distributed on two sides of the main body and connected to the upper portion of the main body, the waterfall spraying hole located in the middle is provided on the main body, and the two waterfall spraying holes located on the outer sides are provided on the two extending portions respectively.
The apron body includes main part and two extensions, two extension symmetric distributions link to each other in the both sides of main part and with the upper portion of main part, narrow wide structure in the top down forms, wherein, the waterfall hole that spouts that is located the centre is seted up in the main part, two that are located the outside spout the waterfall hole and set up on the extension, thus, existing horizontal interval between two adjacent waterfall holes that do benefit to reasonable setting up spouts is favorable to rationally setting up the size of singly spouting the waterfall hole, thereby existing being favorable to avoiding adjacent two to spout waterfall hole spun rivers and interfering each other, be favorable to further increasing the horizontal coverage area that sprays again, and then further optimization spouts the waterfall effect.
In the above technical scheme, the flow guide water channels located in the middle are arranged on the main body, the lower parts of the two flow guide water channels located on the two sides are located on the main body, and the upper parts of the two flow guide water channels are bent and extended to the extending parts.
The water diversion water channel that is located the centre sets up completely in the main part, and the lower part that is located two water diversion water channels of both sides is located the main part, and the upper portion is then buckled and is extended to on the extension, and this has guaranteed that three water diversion water channels all have suitable width and length, and can both rise from the lower part diversion that spouts the waterfall apron, therefore on the basis of guaranteeing each water diversion water channel diversion function, has reduced the area of spouting the waterfall apron, has reduced the weight of spouting the waterfall apron, has simplified the structure of spouting the waterfall apron.
In any of the above technical solutions, the cover plate body is provided with a plurality of flow guide ribs extending from bottom to top, and the flow guide channel is defined between two adjacent flow guide ribs; and/or the flow guide structure further comprises a water flow channel, the upper end of the water flow channel is communicated with the lower ends of the plurality of flow guide water channels, and the width of the water flow channel is greater than that of the flow guide water channels; and/or the width of the diversion water channel is gradually narrowed from bottom to top.
Be equipped with a plurality of water conservancy diversion muscle on the apron body, inject the water conservancy diversion water course between two continuous water conservancy diversion muscle, from this, the rivers that get into the water conservancy diversion water course are injectd between two water conservancy diversion muscle, and can only be along two water conservancy diversion muscle upward movement and arrive and spout waterfall department, through spouting waterfall hole blowout to realized the water conservancy diversion effect of water conservancy diversion water course, structure and principle are comparatively simple, easily realize.
The water conservancy diversion structure still includes the rivers passageway, the upper end of rivers passageway is linked together with the lower extreme of water conservancy diversion water course, the lower extreme is then linked together with washing machine's washing chamber, and the width of rivers passageway is greater than the width of water conservancy diversion water course, the cross-sectional area reduces suddenly when making rivers reach the water conservancy diversion water course, therefore the velocity of flow increases, this is equivalent to having improved the water absorption of water conservancy diversion water course, thereby be favorable to further improving the waterfall effect that spouts the waterfall hole, further increase the lifting height of rivers, in order to further reduce the water level and cross the adverse effect that causes to spouting the waterfall effect excessively.
The width of the diversion water channel is gradually narrowed from bottom to top, so that the cross-sectional area of water flow is gradually reduced, the flow rate of the water flow is increased, the waterfall spraying effect of the waterfall spraying hole is further improved, the lifting height of the water flow is further increased, and the adverse effect of too low water level on the waterfall spraying effect is further reduced.
In any of the above technical solutions, the waterfall spraying hole is in a long strip shape extending along the horizontal direction.
The waterfall spraying holes are long strips extending in the horizontal direction, so that water flow sprayed out of the waterfall spraying holes can be sprayed out in a flat shape, a certain water curtain effect is formed, the transverse coverage area of the water flow is increased, and the spraying effect is further improved. Of course, the shape of the waterfall spraying hole is not limited to a long strip shape, and can also be a round shape, a square shape, etc., which are not listed here, and all the shapes can achieve the purpose of the present invention and do not depart from the design concept and the purpose of the present invention, so the shapes of the waterfall spraying hole and the waterfall spraying hole are within the protection scope of the present invention.
In the technical scheme, the waterfall spraying hole is in a flat nozzle shape with a narrow middle and wide two ends.
The waterfall spraying hole is in a flat nozzle shape with a narrow middle and wide two ends, the flow velocity of the water flow in the middle is larger than that of the water flow at the two ends, so that the flow velocity of the water flow in the middle is larger than that of the water flow at the two ends, and the spraying distance of the water flow in the middle is larger than that of the water flow at the two ends, so that the water flow sprayed out of the single waterfall spraying hole can be spread and jetted out in a flat mode to form a fan-shaped water curtain, the ornamental value of the washing process is further improved, and the use experience of a user is further improved.
In the technical scheme, the wall surface of the lower part of the waterfall spraying hole, which is close to the outlet, is inclined downwards and extends to form a water outlet surface.
In the technical scheme, an included angle between the water outlet surface and the water inlet direction of the flow guide water channel is 30-45 degrees.
The lower wall surface of the waterfall spraying hole close to the outlet is inclined downwards to extend to form a water outlet surface, and the water outlet surface can play a role in guiding the sprayed water flow to enable the water flow to be sprayed onto clothes downwards in an inclined mode, so that the impact force on the clothes is improved, and the waterfall spraying effect is improved. In the technical scheme, an included angle between the water outlet surface and the water inlet direction of the flow guide water channel is 30-45 degrees.
The included angle between the water outlet surface and the water inlet direction (vertical direction) of the flow guide water channel is limited between 30 degrees and 45 degrees, so that the condition that the range of water flow is too small due to too small included angle is avoided, and the condition that the impact force of water flow on clothes is too small due to too large included angle is avoided, so that the range of water flow sprayed from the waterfall spraying holes is ensured, and the impact force of the water flow sprayed from the waterfall spraying holes on the clothes is also ensured. Of course, the included angle between the water outlet surface and the water inlet direction of the diversion water channel is not limited to the range, and can be adjusted according to the requirement in the actual production process.
In the technical scheme, a transition surface is formed between the inlet of the waterfall spraying hole and the flow guide water channel, the transition surface comprises an arc surface and a tangent plane, one end of the arc surface is connected with the bottom surface of the flow guide water channel, the tangent plane is connected with the other end of the arc surface and is tangent to the arc surface, and the tangent plane extends to the inlet of the waterfall spraying hole.
Set up the transition face between the entry of spouting the waterfall hole and the water conservancy diversion water course, and the transition face includes the cambered surface and cuts the plane, make the rivers that the water conservancy diversion water course carried pass through the cambered surface in proper order, cut the plane and reach the entrance that spouts the waterfall hole after the plane, and then spout the waterfall hole blowout, then the transition face has played good rectification effect, make rivers can change the direction gradually, relatively stably get into and spout the waterfall hole, compare in the scheme that the rivers that the water conservancy diversion water course output directly got into through the quarter turn and spout the waterfall hole, the circumstances such as turbulent flow, swirl have effectively been avoided spouting waterfall hole entrance to take place, thereby the energy loss of rivers has been reduced, the velocity of water that gets into and spouts the waterfall hole has been improved, and then the jet range of rivers has been improved, spout the waterf. In the technical scheme, an included angle between the tangent plane and the water inlet direction of the flow guide water channel is within the range of 45-60 degrees.
The included angle between the tangent plane and the water inlet direction (vertical direction) of the flow guide water channel is limited within the range of 45-60 degrees, so that the situation that the rectification effect of the transition surface on the water flow is not obvious due to the fact that the turning direction is still too large when the water flow enters the waterfall spraying hole as the included angle is too small is avoided, the situation that the rectification effect of the transition surface on the water flow is not obvious due to the fact that the tangent plane is too short as the included angle is too large is also avoided, and therefore the transition surface can play a good rectification effect on the water flow entering the waterfall spraying hole. Of course, the included angle between the tangent plane and the water inlet direction of the diversion water channel is not limited to the range, and can be adjusted according to the requirement in the actual production process. In any one of the above technical solutions, the cover plate body is provided with a connection structure, and the connection structure includes: the insertion part is used for being matched with the insertion matching part on the bottom of the washing machine; and/or, the clamping part is used for matching with a clamping matching part on the inner barrel of the washing machine; and/or the positioning part is used for matching with the positioning matching part on the balance ring of the washing machine.
The cover plate body is provided with a connecting structure, the connecting structure comprises an inserting part and/or a clamping part and/or a positioning part, the inserting part can be inserted and matched with an inserting matching part on the bottom of the washing machine to realize matching connection with the bottom of the washing machine, and the connecting structure is limited and fixed by the bottom of the washing machine; the clamping part can be clamped and matched with a clamping matching part on the inner barrel of the washing machine, so that the clamping part is connected with the inner barrel in a matching way and is limited and fixed by the inner barrel; the positioning part can be matched with the positioning matching part on the balance ring in a positioning way, so that the balance ring is connected in a matching way and is limited and fixed by the balance ring. Therefore, through the cooperation of connection structure and barrel head, interior bucket and balanced circle, effectively guaranteed the positional stability and the use reliability that spout the waterfall apron.
The specific form of the connection structure is not limited. Such as: one of the insertion part and the insertion matching part is a convex column or a convex hull, and the other one is an insertion hole; one of the clamping part and the clamping matching part is a buckle, and the other clamping hole is arranged; one of the positioning part and the positioning matching part is a sawtooth-shaped bulge, and the other is a U-shaped groove matched with the sawtooth-shaped bulge.
An aspect of the second aspect of the present invention provides a dehydration tub assembly of a washing machine, including: an inner barrel in a cylindrical shape with openings at both ends; the barrel bottom is connected with the lower end of the inner barrel and surrounds a washing cavity with the inner barrel; the waterfall spraying cover plate is installed on the inner wall surface of the inner barrel, and the lower end of the waterfall spraying cover plate is connected with the bottom of the inner barrel, wherein a flow guide channel is defined between the flow guide water channel of the waterfall spraying cover plate and the inner wall surface of the inner barrel, and a communication channel for communicating the washing cavity with the flow guide channel is defined between the lower end of the waterfall spraying cover plate and the bottom of the inner barrel; and the balance ring is arranged on the inner side of the inner barrel and penetrates through the upper end of the waterfall spraying cover plate to be connected with the upper end of the inner barrel.
The dewatering tub assembly of the washing machine according to the second aspect of the present invention includes the waterfall spraying cover plate according to any one of the first aspect of the present invention, so that all the advantages of any one of the above-mentioned aspects are achieved, and no further description is given here.
The washing machine comprises a barrel bottom, an inner barrel, a washing cavity and a washing cavity, wherein the barrel bottom is used as a foundation of a dewatering barrel component of the washing machine, is connected with the lower end of the inner barrel, and is surrounded with the inner barrel to form the washing cavity for washing clothes; the waterfall spraying cover plate is arranged on the inner wall surface of the inner barrel, the lower end of the waterfall spraying cover plate is connected with the bottom of the barrel, and the upper end of the waterfall spraying cover plate is extruded and fixed by the balance ring, so that the position stability and the use reliability of the waterfall spraying cover plate are ensured; meanwhile, a flow guide channel is defined between the flow guide water channel of the waterfall spraying cover plate and the inner wall surface of the inner barrel, a communication channel for communicating the washing cavity with the flow guide channel is defined between the lower end of the waterfall spraying cover plate and the bottom of the barrel, water flow in the washing cavity can enter the flow guide channel through the communication channel and then is sprayed out through the waterfall spraying hole, and the waterfall spraying function is realized.
In the above technical scheme, the number of the waterfall spraying cover plates is multiple, and the multiple waterfall spraying cover plates are uniformly distributed along the circumferential direction of the inner barrel.
The quantity design that will spout waterfall apron is a plurality of, and a plurality of waterfall apron of spouting along the circumference evenly distributed of interior bucket, has further enlarged and has sprayed the coverage area, can realize 360 all-round covers, avoids appearing spraying the dead angle to further improve the washing effect of clothing, further improved user experience.
In the above technical solution, the positions of the waterfall spraying holes on the waterfall spraying cover plates have different heights.
The positions of the waterfall spraying holes in the waterfall spraying cover plates are different in height, so that the positions of the waterfall spraying holes in the washing machine are different in height, the waterfall spraying requirements of different water levels are met, the washing machine is guaranteed to have the function of adjusting the spraying effect according to the different water levels, and the risk of clothes winding in the washing process is further reduced. The heights of the positions of the spraying waterfall holes on the single spraying waterfall cover plate can be the same or different, and the heights of all the positions of the spraying waterfall holes on the spraying waterfall cover plate can be different.
An aspect of the third aspect of the present invention provides a washing machine, including: an outer tub assembly; and the dewatering barrel assembly according to any one of the second technical scheme, which is sleeved in the outer barrel assembly.
The washing machine provided by the third aspect of the present invention includes the dewatering tub assembly according to any one of the second aspect, so that all the advantages of any one of the above-mentioned technical solutions are provided, and no further description is provided herein.
In any of the above technical solutions, the washing machine is a pulsator washing machine.
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 is a schematic perspective view of a waterfall spraying cover plate according to some embodiments of the present invention;
fig. 2 is a rear view of the waterfall spraying cover plate shown in fig. 1;
FIG. 3 is a schematic sectional view taken along line A-A in FIG. 2;
FIG. 4 is an enlarged schematic view of the portion B of FIG. 3;
fig. 5 is a front view of the waterfall spraying cover plate shown in fig. 1;
FIG. 6 is an enlarged schematic view of the portion C of FIG. 5;
FIG. 7 is a schematic perspective view of a bucket bottom according to some embodiments of the present invention;
FIG. 8 is a schematic perspective view of a gimbal according to some embodiments of the present invention;
FIG. 9 is a schematic perspective view of an inner barrel according to some embodiments of the present invention;
fig. 10 is a partially exploded view of a washing machine according to some embodiments of the present invention.
Wherein, the correspondence between the reference numbers and the component names in fig. 1 to 10 is:
1 spout the waterfall apron, 10 apron bodies, 11 spout the waterfall hole, 111 go out the water level, 12 main parts, 13 extensions, 14 top arch, 15 projections, 16 buckles, 21 water conservancy diversion water course, 22 water conservancy diversion muscle, 23 rivers passageway, 24 transition face, 241 cambered surfaces, 242 tangent plane, 2 interior buckets, 201 card hole, 202 locating holes, 203 first connecting hole, 204 third connecting hole, 3 barrel bottoms, 31 jacks, 32 locating protrusions, 33 second connecting hole, 4 balanced circles, 41 cockscomb structure arch, 42 spliced poles, 5 screws.
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 waterfall deck, a dehydration tub assembly, and a washing machine according to some embodiments of the present invention will be described with reference to fig. 1 to 10.
As shown in fig. 1 to 6, an embodiment of a first aspect of the present invention provides a waterfall spraying panel 1, including: a cover plate body 10 and a flow guiding structure.
Specifically, the cover plate body 10 is provided with a plurality of waterfall spraying holes 11 distributed at intervals along the circumferential direction of the washing machine; the flow guide structure is arranged on the cover plate body 10 and comprises a flow guide water channel 21 extending from bottom to top, and the upper end of the flow guide water channel 21 is communicated with the plurality of waterfall spraying holes 11, as shown in fig. 1 and 2.
According to the waterfall spraying cover plate 1 provided by the embodiment of the first aspect of the invention, the cover plate body 10 is provided with the plurality of waterfall spraying holes 11, and the plurality of waterfall spraying holes 11 are distributed at intervals along the circumferential direction of the washing machine, so that the spraying coverage area of water flow is effectively increased, the spraying and washing effect on clothes is improved, the risk of clothes winding in the washing process is reduced, and the user experience is improved; and in the process of high-speed rotation of the inner barrel 2 of the washing machine, the waterfall spraying cover plate 1 can synchronously rotate along with the inner barrel 2, and the water flow can stay in the air for a certain time after being sprayed out, so that the water flow sprayed out from the waterfall spraying holes 11 in the high-speed rotation process can cover a larger area at the same moment, even be integrally formed into 360 degrees, thereby greatly reducing the probability of spraying dead corners, ensuring that clothes at a plurality of positions can be sprayed and washed well at the same time, further reducing the risk of clothes winding in the washing process, and further improving the user experience.
The specific structure of the waterfall spraying panel 1 provided in the present application will be described in detail below with reference to some embodiments.
Example one
The positions of the plurality of waterfall holes 11 have different heights as shown in fig. 1 and 2.
In the prior art, only one waterfall spraying hole 11 is provided and the position of the waterfall spraying hole is fixed, so that when the water level is low, the water pressure is not enough to lift the water flow to the waterfall spraying hole 11, and at the moment, the waterfall spraying hole 11 cannot spray water flow to clothes, so that the clothes are easy to be wound.
Based on this, this application makes a plurality of positions of spouting waterfall hole 11 have the height that the height is different through rationally arranging a plurality of positions of spouting waterfall hole 11, like this, the lower waterfall hole 11 of spouting of position can play main waterfall effect of spouting when the water level is lower, and the higher waterfall hole 11 of spouting of position can play main waterfall effect of spouting when the water level is higher, thereby the waterfall demand of spouting of different water levels has been satisfied, make washing machine have the function to different water level regulation spray effect, further reduced the laundry in-process clothing take place winding risk. Certainly, the spraying waterfall holes 11 with lower positions and the spraying waterfall holes 11 with higher positions can also play a role simultaneously, as long as the water pressure is enough to lift the water flow to the corresponding spraying waterfall holes 11, thus not only increasing the transverse spraying coverage area, but also increasing the longitudinal spraying coverage area, and further obviously improving the spraying effect.
Wherein, the number of the waterfall spraying holes 11 is at least three, and the positions of the waterfall spraying holes 11 are gradually increased from the middle to the two sides, as shown in fig. 1, fig. 2 and fig. 5.
The number of the waterfall spraying holes 11 is at least three, and the positions of the waterfall spraying holes 11 are gradually raised from the middle to two sides, namely the plurality of waterfall spraying holes 11 are distributed into a regular pyramid structure, which is beneficial to increasing the transverse spraying coverage area and the longitudinal spraying coverage area, thereby obviously improving the spraying coverage space and further improving the spraying effect; the structure is relatively regular, and the processing and forming are convenient; meanwhile, the energy loss caused by overlapping interference of water flow sprayed from adjacent waterfall spraying holes 11 is avoided, so that the energy utilization rate is improved.
Preferably, the difference between the heights of two adjacently arranged waterfall holes 11 with different heights is in the range of 30mm-80 mm.
When the heights of the two adjacent waterfall spraying holes 11 are different, the height difference between the two waterfall spraying holes 11 is limited within the range of 30mm-80mm, so that the spraying requirements of different water levels are not easily met due to the fact that the height difference between the two adjacent waterfall spraying holes 11 is too small, the use frequency of the waterfall spraying holes 11 is too low due to the fact that the height difference between the two adjacent waterfall spraying holes 11 is too high or too low, and the spraying effect of the multiple waterfall spraying holes 11 can be adjusted according to different water levels is effectively guaranteed.
EXAMPLE two (not shown)
The difference from the first embodiment is that: the number of the waterfall spraying holes 11 is at least three, and the positions of the waterfall spraying holes 11 are gradually reduced from the middle to the two sides.
The number of the waterfall spraying holes 11 is at least three, and the positions of the waterfall spraying holes 11 are gradually reduced from the middle to two sides, namely the plurality of waterfall spraying holes 11 are arranged into an inverted pyramid-shaped structure, which is beneficial to increasing the transverse spraying coverage area and the longitudinal spraying coverage area, thereby obviously improving the spraying coverage space and further improving the spraying effect; the structure is relatively regular, and the processing and forming are convenient; meanwhile, the energy loss caused by overlapping interference of water flow sprayed from adjacent waterfall spraying holes 11 is avoided, so that the energy utilization rate is improved.
EXAMPLE III
The plurality of waterfall spraying holes 11 are distributed in a staggered manner up and down as shown in fig. 1 and 2.
A plurality of waterfall spraying holes 11 are distributed in a vertically staggered manner, namely: the water flow spraying holes are alternately distributed one above the other, the structure is regular, the processing and forming are convenient, the energy loss caused by the overlapping interference of the water flow sprayed from the adjacent spraying waterfall holes 11 is avoided, and therefore the energy utilization rate is improved.
EXAMPLE four (not shown)
The plurality of waterfall spraying holes 11 are arranged in a horizontal direction.
The plurality of waterfall spraying holes 11 are flush along the horizontal direction, so that the waterfall spraying cover plate 1 is more regular in structure and convenient to machine and form; for the spraying requirements of different water levels, a plurality of spraying cover plates can be arranged, so that the positions of the waterfall spraying holes 11 on the different spraying cover plates are different in height.
In any of the above embodiments, the number of the water guide channels 21 is multiple, and the water guide channels 21 correspond to the waterfall spraying holes 11 one by one and are respectively communicated with the waterfall spraying holes 11, as shown in fig. 2.
The structure design with water conservancy diversion water course 21 is a plurality of, and a plurality of water conservancy diversion water courses 21 and a plurality of waterfall hole 11 one-to-one that spout, and be linked together with a plurality of waterfall holes 11 that spout respectively, promptly: compared with a scheme that water flow is simultaneously conveyed to a plurality of waterfall spraying holes 11 through one water guide channel 21, one waterfall spraying hole 11 corresponds to one water guide channel 21, and the cross-sectional area of the water flow corresponding to each waterfall spraying hole 11 is reduced, so that the water flow speed is improved, the waterfall spraying effect of the waterfall spraying holes 11 is improved, the lifting height of the water flow is increased, and the adverse effect of the over-low water level on the waterfall spraying effect is reduced as much as possible.
Preferably, the number of the waterfall spraying holes 11 is three, and the number of the diversion water channels 21 is three and corresponds to three waterfall spraying holes 11 one to one, as shown in fig. 2.
The number of the waterfall spraying holes 11 is three, correspondingly, the number of the diversion water channels 21 is also three, and the diversion water channels correspond to the three waterfall spraying holes 11 one by one, so that the phenomenon that the waterfall spraying cover plate 1 is too large or the structure is too complex due to too many waterfall spraying holes 11 is avoided, and the waterfall spraying holes 11 can have relatively large sizes to further increase the spraying coverage area.
Of course, the number of the waterfall spraying holes 11 may be two, four or more, and the waterfall spraying holes may be adjusted as required in the actual production process, and all the holes can achieve the purpose of the present invention without departing from the design concept and spirit of the present invention, and therefore, the present invention is within the protection scope of the present invention.
Preferably, the two waterfall holes 11 located at the outer side are symmetrically distributed at both sides of the waterfall hole 11 located at the middle, as shown in fig. 2.
The two waterfall spraying holes 11 positioned on the outer side are symmetrically distributed on two sides of the waterfall spraying hole 11 positioned in the middle, and can be arranged into a regular pyramid structure, an inverted pyramid structure or a straight-line parallel structure, the structures are regular, and the processing and the forming are convenient; and the water flow sprayed in the washing process is more attractive in effect, the ornamental value of the washing process is favorably improved, and the use experience of a user is further improved.
Further, the cover plate body 10 includes a main body 12 and two extending portions 13 symmetrically distributed on two sides of the main body 12 and connected to an upper portion of the main body 12, the spraying waterfall hole 11 located in the middle is opened on the main body 12, and the two spraying waterfall holes 11 located on the outer sides are respectively opened on the two extending portions 13, as shown in fig. 1, 2 and 5.
The cover plate body 10 comprises a main body 12 and two extension parts 13, the two extension parts 13 are symmetrically distributed on two sides of the main body 12 and are connected with the upper part of the main body 12, a narrow-down and wide-up structure is formed, wherein the spraying waterfall hole 11 positioned in the middle is arranged on the main body 12, and the two spraying waterfall holes 11 positioned on the outer side are arranged on the extension parts 13, so that the transverse distance between the two adjacent spraying waterfall holes 11 is favorably and reasonably set, the size of the single spraying waterfall hole 11 is favorably and reasonably set, and the mutual interference of water flow sprayed from the two adjacent spraying waterfall holes 11 is favorably avoided, the transverse spraying coverage area is favorably further increased, and the spraying waterfall effect is further optimized.
Further, the middle water guide channel 21 is disposed on the main body 12, the lower portions of the two water guide channels 21 on the two sides are disposed on the main body 12, and the upper portions are bent and extended to the extension portion 13, as shown in fig. 2.
The water guide channels 21 in the middle are completely arranged on the main body 12, the lower portions of the two water guide channels 21 on the two sides are located on the main body 12, and the upper portions of the two water guide channels 21 are bent to extend to the extension portions 13, so that the three water guide channels 21 are ensured to have proper width and length, water can be guided to rise from the lower portion of the waterfall spraying cover plate 1, the area of the waterfall spraying cover plate 1 is reduced on the basis of ensuring the water guide function of the water guide channels 21, the weight of the waterfall spraying cover plate 1 is reduced, and the structure of the waterfall spraying cover plate 1 is simplified.
Further, a plurality of flow guide ribs 22 extending from bottom to top are arranged on the cover plate body 10, and a flow guide water channel 21 is defined between two adjacent flow guide ribs 22, as shown in fig. 2.
Be equipped with a plurality of water conservancy diversion muscle 22 on the apron body 10, inject water conservancy diversion water course 21 between two water conservancy diversion muscle 22 that link to each other, from this, the rivers that get into water conservancy diversion water course 21 are injectd between two water conservancy diversion muscle 22, and can only move upwards along two water conservancy diversion muscle 22 and reach and spout waterfall hole 11 department, through spouting waterfall hole 11 blowout to realized the water conservancy diversion effect of water conservancy diversion water course 21, the structure and principle are comparatively simple, easily realize.
Further, the flow guiding structure further includes a water flow channel 23, an upper end of the water flow channel 23 is communicated with lower ends of the plurality of flow guiding water channels 21, and a width of the water flow channel 23 is greater than a width of the flow guiding water channels 21, as shown in fig. 2.
The flow guide structure further comprises a water flow channel 23, the upper end of the water flow channel 23 is communicated with the lower end of the flow guide water channel 21, the lower end of the water flow channel 23 is communicated with a washing cavity of the washing machine, and the width of the water flow channel 23 is larger than that of the flow guide water channel 21, so that the cross sectional area is suddenly reduced when water reaches the flow guide water channel 21, the flow speed is increased, the water absorption effect of the flow guide water channel 21 is equivalently improved, the waterfall spraying effect of the waterfall spraying hole 11 is further improved, the lifting height of the water flow is further increased, and the adverse effect of over-low water level on the waterfall spraying effect is further reduced.
Preferably, the width of the guide channel 21 gradually narrows from bottom to top, as shown in fig. 2.
The width of the diversion water channel 21 gradually narrows from bottom to top, so that the cross-sectional area of the water flow is gradually reduced, the flow rate of the water flow is increased, the waterfall spraying effect of the waterfall spraying hole 11 is further improved, the lifting height of the water flow is further increased, and the adverse effect of too low water level on the waterfall spraying effect is further reduced.
Preferably, the waterfall spraying hole 11 has a long bar shape extending in a horizontal direction, as shown in fig. 4.
The waterfall spraying holes 11 are elongated and extend in the horizontal direction, so that water flow sprayed out of the waterfall spraying holes 11 can be sprayed out in a flat shape, a certain water curtain effect is formed, the transverse coverage area of the water flow is increased, and the spraying effect is further improved.
Of course, the shape of the waterfall spraying hole 11 is not limited to a long strip shape, but may also be a round shape, a square shape, etc., which are not listed here, and all the shapes are within the protection scope of the present invention because the purpose of the present invention can be achieved without departing from the design concept and the purpose of the present invention.
More preferably, the waterfall spraying hole 11 is in the shape of a flat nozzle with a narrow middle and wide ends, as shown in fig. 4.
The waterfall spraying holes 11 are in the shape of flat nozzles with narrow middle parts and wide two ends, and the flow velocity of the water flow in the middle is greater than that of the water flow at the two ends, so that the flow velocity of the water flow in the middle is greater than that of the water flow at the two ends, and the spraying distance of the water flow in the middle is greater than that of the water flow at the two ends, so that the water flow sprayed out of the single waterfall spraying hole 11 can be spread and jetted out in a flat mode to form a fan-shaped water curtain, the ornamental value of the washing process is further improved, and the use experience of a user is further improved.
Further, the lower wall surface of the waterfall spraying hole 11 near the outlet is inclined downwards to form a water outlet surface 111, as shown in fig. 4.
The lower wall surface of the waterfall spraying hole 11 close to the outlet is inclined downwards to extend to form a water outlet surface 111, and the water outlet surface 111 can guide the sprayed water flow to enable the water flow to be sprayed downwards to clothes in an inclined mode, so that the impact force on the clothes is improved, and the waterfall spraying effect is improved. In the above embodiment, the angle between the water outlet surface 111 and the water inlet direction of the water guide channel 21 is between 30 ° and 45 °.
Preferably, the angle α between the water outlet surface 111 and the water inlet direction of the guide channel 21 is between 30 ° and 45 °, as shown in fig. 4.
The included angle between the water outlet surface 111 and the water inlet direction (i.e. the vertical direction) of the diversion water channel 21 is limited to 30-45 degrees, so that the phenomenon that the range of the water flow is too small due to too small included angle is avoided, and the phenomenon that the impact force of the water flow on the clothes is too small due to too large included angle is avoided, so that the range of the water flow sprayed out of the waterfall spraying holes 11 is ensured, and the impact force of the water flow sprayed out of the waterfall spraying holes 11 on the clothes is also ensured. Of course, the included angle between the water outlet surface 111 and the water inlet direction of the water guide channel 21 is not limited to the above range, and may be adjusted as required in the actual production process.
Further, a transition surface 24 is formed between the inlet of the waterfall spraying hole 11 and the water guide channel 21, as shown in fig. 2, the transition surface 24 includes an arc surface 241, one end of which is connected to the bottom surface of the water guide channel 21, and a tangent plane 242, which is connected to the other end of the arc surface 241 and is tangent to the arc surface 241, and the tangent plane 242 extends to the inlet of the waterfall spraying hole 11, as shown in fig. 3 and 4.
The transition surface 24 is arranged between the inlet of the waterfall spraying hole 11 and the water guide channel 21, and the transition surface 24 comprises an arc surface 241 and a tangent plane 242, so that the water flow conveyed by the water guide channel 21 sequentially passes through the arc surface 241 and the tangent plane 242 and reaches the inlet of the waterfall spraying hole 11, and then is sprayed out through the waterfall spraying hole 11, the transition surface 24 has a good rectification effect, so that the water flow can gradually change direction and relatively stably enters the waterfall spraying hole 11, compared with the scheme that the water flow output by the water guide channel 21 directly enters the waterfall spraying hole 11 through a right-angle turn, the conditions of turbulence, vortex and the like at the inlet of the waterfall spraying hole 11 are effectively avoided, the energy loss of the water flow is reduced, the water flow speed entering the waterfall spraying hole 11 is improved, the jet range of the water flow is further improved, and the waterfall spraying effect is improved.
Preferably, the included angle β between the tangential plane 242 and the water inlet direction of the guide channel 21 is in the range of 45 ° -60 °, as shown in fig. 4.
The included angle between the tangent plane 242 and the water inlet direction (i.e. the vertical direction) of the water guide channel 21 is limited within the range of 45-60 degrees, so that the situation that the diversion is still too large when water enters the waterfall spraying hole 11 due to too small included angle to cause an unobvious water flow rectification effect of the transition surface 24 is avoided, the situation that the transition surface 24 is too short due to too large included angle to cause an unobvious water flow rectification effect of the transition surface 24 is also avoided, and the situation that the transition surface 24 can play a good water flow rectification effect on the water entering the waterfall spraying hole 11 is ensured. Of course, the included angle between the tangent plane 242 and the water inlet direction of the water guide channel 21 is not limited to the above range, and may be adjusted as required in the actual production process.
In any of the above embodiments, the cover plate body 10 is provided with a connecting structure, and the connecting structure includes: plug-in connection portion, joint portion and location portion.
The inserting part is matched with an inserting matching part on the bottom 3 of the washing machine, and the clamping part is matched with a clamping matching part on the inner barrel 2 of the washing machine; the positioning part is used for matching with a positioning matching part on the balance ring 4 of the washing machine.
The cover plate body 10 is provided with a connecting structure, the connecting structure comprises an inserting part and/or a clamping part and/or a positioning part, the inserting part can be inserted and matched with an inserting matching part on the barrel bottom 3 of the washing machine to realize matching connection with the barrel bottom 3, and the connecting structure is limited and fixed by the barrel bottom 3; the clamping part can be clamped and matched with a clamping matching part on the inner barrel 2 of the washing machine, so that the clamping part is connected with the inner barrel 2 in a matching way and is limited and fixed by the inner barrel 2; the positioning part can be matched with the positioning matching part on the balance ring 4 in a positioning way, so that the balance ring 4 is matched and connected, and the positioning part is limited and fixed by the balance ring 4. Therefore, the position stability and the use reliability of the waterfall spraying cover plate 1 are effectively ensured through the matching of the connecting structure with the barrel bottom 3, the inner barrel 2 and the balance ring 4.
The specific form of the connection structure is not limited. Such as: one of the insertion part and the insertion matching part is a convex column 15 or a convex hull, and the other one is an insertion hole 31; one of the clamping part and the clamping matching part is a buckle 16, and the other clamping hole 201; one of the positioning part and the positioning matching part is a sawtooth-shaped protrusion 41, and the other is a U-shaped groove matched with the sawtooth-shaped protrusion 41.
In one embodiment of the present invention, the insertion portion is a convex pillar 15, the insertion matching portion is an insertion hole 31, the convex pillar 15 is disposed at the bottom of the cover plate body 10 and is inserted into the insertion hole 31 on the tub bottom 3; the clamping part is a buckle 16, the clamping matching part is a clamping hole 201, and the buckle 16 is inserted into the clamping hole 201, so that the waterfall spraying cover plate 1 is clamped on the inner wall of the inner barrel 2; the positioning part is a top protrusion 14, the positioning matching part is a sawtooth protrusion 41, the top protrusion 14 is surrounded with a U-shaped groove facing the sawtooth protrusion 41, the sawtooth protrusion 41 can be clamped in the U-shaped groove, and the waterfall spraying cover plate 1 is tightly extruded on the inner barrel 2.
Meanwhile, the inner barrel 2 is further provided with a positioning hole 202 (such as a square hole), a first connecting hole 203 and a third connecting hole 204, the barrel bottom 3 is provided with a positioning protrusion 32 (such as a square protrusion) and a second connecting hole 33 which are matched with the positioning hole 202, and the balance ring 4 is provided with a connecting column 42 which is matched with the third connecting hole 204. During assembly, the positioning protrusion 32 is inserted into the positioning hole 202 to realize the assembly positioning of the barrel bottom 3 and the inner barrel 2, and then the inner barrel 2 and the barrel bottom 3 are fixedly connected by utilizing fasteners such as a screw 5 and the like to penetrate through the first connecting hole 203 and the second connecting hole 33; then the waterfall spraying cover plate 1 is placed into the inner barrel 2, the convex column 15 is inserted into the jack 31 on the barrel bottom 3, and the buckle 16 is clamped into the clamping hole 201 on the inner barrel 2, so that the assembly among the waterfall spraying cover plate 1, the barrel bottom 3 and the inner barrel 2 is completed, and five degrees of freedom of the waterfall spraying cover plate 1 are limited; finally, the balance ring 4 is placed at the top of the inner barrel 2, fasteners such as screws 5 penetrate through the third connecting holes 204 and the connecting column 42, the balance ring 4 and the inner barrel 2 are locked and fixed, meanwhile, the sawtooth-shaped protrusions 41 on the balance ring 4 can be clamped into the U-shaped grooves of the protrusions 14 at the top of the waterfall spraying cover plate 1, the waterfall spraying cover plate 1 is tightly pressed on the inner barrel 2, the last degree of freedom of the waterfall spraying cover plate 1 is limited, and the assembly of the waterfall spraying cover plate 1 is completed.
Preferably, the number of the protrusions is multiple, and the multiple protrusions are distributed at intervals along the circumferential direction of the inner barrel 2; the number of the buckles 16 is multiple, the buckles are divided into two rows, and a plurality of buckles are distributed at intervals from top to bottom in each row; the number of the convex columns 15 is also a plurality, and the convex columns are distributed at intervals along the circumferential direction of the inner barrel 2.
As shown in fig. 7 to 10, an embodiment of the second aspect of the present invention provides a washing machine, including: an inner barrel 2, a barrel bottom 3, a balance ring 4 and a waterfall spraying cover plate 1 according to any one of the embodiments of the first aspect.
Specifically, the inner barrel 2 is in a cylindrical shape with openings at both ends; the barrel bottom 3 is connected with the lower end of the inner barrel 2 and encloses a washing cavity with the inner barrel 2; the waterfall spraying cover plate 1 is installed on the inner wall surface of the inner barrel 2, and the lower end of the waterfall spraying cover plate is connected with the barrel bottom 3, wherein a flow guide channel is defined between the flow guide water channel 21 of the waterfall spraying cover plate 1 and the inner wall surface of the inner barrel 2, and a communication channel for communicating the washing cavity and the flow guide channel is defined between the lower end of the waterfall spraying cover plate 1 and the barrel bottom 3; the balance ring 4 is arranged at the inner side of the inner barrel 2 and is connected with the upper end of the inner barrel 2 by penetrating the upper end of the waterfall spraying cover plate 1.
The washing machine provided by the embodiment of the second aspect of the present invention includes the waterfall spraying cover plate 1 in any one of the embodiments of the first aspect, so that all the advantages of any one of the embodiments are provided, and further description is omitted here.
Wherein, the barrel bottom 3 is used as the basis of the dewatering barrel component of the washing machine, is connected with the lower end of the inner barrel 2, and encloses a washing cavity for washing clothes with the inner barrel 2; the waterfall spraying cover plate 1 is arranged on the inner wall surface of the inner barrel 2, the lower end of the waterfall spraying cover plate is connected with the barrel bottom 3, and the upper end of the waterfall spraying cover plate is extruded and fixed by the balance ring 4, so that the position stability and the use reliability of the waterfall spraying cover plate are ensured; meanwhile, a flow guide channel is defined between the flow guide water channel 21 of the waterfall spraying cover plate 1 and the inner wall surface of the inner barrel 2, and a communication channel for communicating the washing cavity with the flow guide channel is defined between the lower end of the waterfall spraying cover plate 1 and the barrel bottom 3, so that water flow in the washing cavity can enter the flow guide channel through the communication channel and then is sprayed out through the waterfall spraying holes 11, and the waterfall spraying function is realized.
Preferably, the number of the waterfall spraying cover plates 1 is multiple, and the multiple waterfall spraying cover plates 1 are uniformly distributed along the circumferential direction of the inner tub 2, as shown in fig. 10.
The quantity design that will spout waterfall apron 1 is a plurality of, and a plurality of waterfall apron 1 of spouting along the circumference evenly distributed of interior bucket 2, has further enlarged and has sprayed the coverage area, can realize 360 all-round covers, avoids appearing spraying the dead angle to further improve the washing effect of clothing, further improved user experience.
Preferably, the positions of the waterfall holes 11 on the plurality of waterfall cover plates 1 have different heights, as shown in fig. 10.
The positions of the waterfall spraying holes 11 on the waterfall spraying cover plates 1 have different heights, so that the positions of the waterfall spraying holes 11 of the washing machine have different heights, the waterfall spraying requirements of different water levels are met, the washing machine is guaranteed to have the function of adjusting the spraying effect according to different water levels, and the risk of winding clothes in the washing process is further reduced. As for the heights of the positions of the plurality of waterfall holes 11 on the single waterfall spraying cover plate 1, the heights may be the same or different (as shown in fig. 10), as long as the heights of all the positions of the waterfall holes 11 on the plurality of waterfall spraying cover plates 1 are different.
In any of the above embodiments, the washing machine is a pulsator washing machine.
The washing machine provided in the present application will be described in detail with reference to one embodiment, and compared with the prior art.
In the prior art, when a full-automatic washing machine washes clothes, in order to prevent the clothes from winding, a waterfall spraying cover plate is arranged in the washing machine, and the clothes are sprayed out from the upside by water flow to be flushed away. The waterfall spraying cover plate of the existing full-automatic washing machine is only provided with one waterfall spraying opening and is fixed in position, and the problems that: 1. the position of the waterfall spraying opening is fixed, when the water level is lower, the water pressure is not enough to lift the water flow to the waterfall spraying opening, and a spraying effect is formed; 2. only one spraying waterfall opening is provided, the spraying effect cannot be adjusted according to different water levels, and dead angles exist in the spraying process. To above-mentioned problem, this application provides one kind can realize that 360 all-round no dead angles spray the waterfall apron that spouts of effect.
In order to realize the effect of 360 all-round waterfall rivers that spout, this application provides a full-automatic washing machine, and its dehydration bucket subassembly mainly includes: the water spraying device comprises five parts, namely a balance ring, a spraying waterfall cover plate, a stainless steel inner barrel, a self-tapping screw and a barrel bottom, wherein the spraying waterfall cover plate plays an important role in the whole spraying waterfall water flow effect, and the structural characteristic and the sealing effect of the spraying waterfall cover plate play decisive roles.
Specifically, the waterfall spraying cover plate is provided with a buckling structure (namely a top bulge) fixed with the balance ring, an upper waterfall spraying port (namely a waterfall spraying hole with an upper position), a lower waterfall spraying port (namely a waterfall spraying hole with a lower position), a positioning structure (namely a convex column) on the barrel bottom, a sealing ring limiting structure, a water flow guiding structure (namely a flow guiding structure) and a stainless steel inner barrel matching structure (namely a buckle), and the structures form the whole waterfall spraying system and comprise water flow guiding, water flow sealing, waterfall spraying at different water levels, waterfall spraying shape changing and the like.
The balance ring is provided with a screw column structure (namely a connecting column) and a sawtooth structure (namely sawtooth-shaped bulges) which are positioned with the stainless steel inner barrel, and the function of pressing the waterfall spraying cover plate is realized in the whole system.
The barrel bottom is provided with a screw hole structure (namely, a jack) positioned with the waterfall spraying cover plate, a square hole (namely, a hollow square bulge) positioned with the stainless steel inner barrel and a locking screw hole (namely, a second connecting hole), the barrel bottom is a basic component in the whole dewatering barrel assembly, and the assembly of all the components is established on the basis of the barrel bottom, so that the screw hole structure plays an important role.
The stainless steel inner barrel material sheet is provided with a screw hole (namely a third connecting hole) locked with the balance ring, a clamping structure (namely a clamping hole) of the waterfall spraying cover plate and a positioning structure (namely a square positioning hole and a first connecting hole) of the barrel bottom, and the stainless steel inner barrel material sheet plays a role in tying the barrel bottom, the waterfall spraying cover plate and the balance ring into a whole.
Furthermore, a water channel structure (i.e., a flow guide structure) is arranged on the reverse side of the waterfall spraying cover plate, the water channel structure is directly communicated with the barrel bottom structure, the water channel structure is changed from big to small along the vertical direction, when the water channel reaches a certain height, the water channel is divided into 3 water channels (i.e., flow guide water channels) by a single water channel (i.e., a water flow channel), each water channel corresponds to a respective waterfall spraying opening, the lower waterfall spraying opening is positioned in the middle and is positioned at a certain distance L (the range of L is 30mm-80mm) lower than the upper waterfall spraying opening, and the. Therefore, when the water level in the dewatering barrel is relatively low, the water pressure is low, and the lower spraying waterfall opening plays a leading role; when the water level in the dewatering barrel exceeds the lower waterfall opening (or the water pressure in the dewatering barrel can overcome the resistance of the bent water channel of the upper waterfall opening), the upper waterfall opening plays a leading role (or the upper waterfall opening and the lower waterfall opening work together).
The water channel body (namely the diversion water channel) is in a long strip shape, when water flow vertically rises along the water channel body, a waterfall spraying opening is arranged on the side wall of the water channel body, the shape of the waterfall spraying opening can be circular, square and flat nozzle shapes, in order to increase the water pressure at the waterfall spraying opening and achieve better showering effect on clothes, the flat nozzle-shaped waterfall spraying opening is used in the patent, as shown in figure 6, preferably, a certain angle α is arranged between the water outlet direction of the waterfall spraying opening and the water inlet direction of the water channel, the angle is between 30 degrees and 45 degrees, the cross section of the nozzle perpendicular to the water outlet direction is in a long strip shape, the flat nozzle-shaped waterfall spraying opening is gradually enlarged from the middle to two sides, as shown in figure 6, the water flow is sprayed out through the nozzle in a flat diffusion mode, the angle of a fan-shaped water column sprayed out by a single waterfall cover plate is guaranteed to be close to 90 degrees as far as possible, a certain water curtain effect can be formed, the washing effect, the ornamental performance and the user experience of clothes can be improved, the user experience can be guaranteed, the water flow is sprayed out through a transition curved surface (namely a tangent plane) and a tangential line is set, the water flow angle of the water outlet is also set to be equal to a range from a parabolic spray angle of the water flow, namely.
Further, the present application may be modified as follows: the waterfall spraying ports can be distributed in a regular pyramid shape, two waterfall spraying ports play a role in spraying waterfalls at a low water level, and one waterfall spraying port is used for a high-water-level waterfall spraying effect; 3 spout the waterfall mouth and make and flush, 2 in four spout the waterfall board and be used for the low water level spout the waterfall, 2 are used for the high water level spout the waterfall.
Therefore, on the basis of the existing full-automatic washing machine, the structure of the waterfall spraying cover plate is changed to solve the problems that the low-water-level waterfall spraying water flow is poor in effect and dead angles exist in waterfall spraying water flow, 360-degree omnibearing waterfall spraying and water level adjustment waterfall spraying are realized, and the risk of clothes winding in the washing process is reduced.
In summary, the waterfall spraying cover plate provided by the invention has the advantages that the plurality of waterfall spraying holes are formed in the cover plate body and are distributed at intervals along the circumferential direction of the washing machine, so that the spraying coverage area of water flow is effectively increased, the spraying and washing effect on clothes is improved, the risk of clothes winding in the washing process is reduced, and the user experience is improved; and in the process of high-speed rotation of the inner barrel of the washing machine, the waterfall spraying cover plate can synchronously rotate along with the inner barrel, and the water flow can stay in the air for a certain time after being sprayed out, so that the water flow sprayed out from a plurality of waterfall spraying holes in the high-speed rotation process can cover a larger area at the same moment, even be integrally formed into 360 degrees, thereby greatly reducing the probability of spraying dead angles, ensuring that clothes at a plurality of positions can be sprayed and washed well at the same time, further reducing the risk of clothes winding in the washing process, and further improving the user experience.
In the present invention, the terms "first", "second", and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited 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 of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or unit must have a specific direction, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
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 (22)

1. A waterfall spraying panel (1), comprising:
the washing machine cover plate comprises a cover plate body (10), wherein a plurality of waterfall spraying holes (11) distributed at intervals along the circumferential direction of the washing machine are formed in the cover plate body (10);
the flow guide structure is arranged on the cover plate body (10) and comprises a flow guide water channel (21) extending from bottom to top, and the upper end of the flow guide water channel (21) is communicated with the plurality of waterfall spraying holes (11).
2. Waterfall spraying panel (1) according to claim 1,
the positions of the plurality of waterfall spraying holes (11) have different heights.
3. Waterfall spraying panel (1) according to claim 2,
the number of the waterfall spraying holes (11) is at least three, and the positions of the waterfall spraying holes (11) are gradually reduced from the middle to two sides; or
The number of the waterfall spraying holes (11) is at least three, and the positions of the waterfall spraying holes (11) are gradually increased from the middle to two sides; or
The plurality of spraying waterfall holes (11) are arranged in a vertically staggered mode.
4. Waterfall spraying panel (1) according to claim 3,
the height difference between two adjacent spraying waterfall holes (11) which are arranged in an adjacent mode and have different positions is in the range of 30-80 mm.
5. Waterfall spraying panel (1) according to claim 1,
the plurality of the waterfall spraying holes (11) are arranged in a horizontal direction in a flush mode.
6. Waterfall spraying panel (1) according to any one of claims 1 to 5,
the number of the flow guide water channels (21) is multiple, and the flow guide water channels (21) are in one-to-one correspondence with the spraying waterfall holes (11) and are respectively communicated with the spraying waterfall holes (11).
7. Waterfall spraying panel (1) according to claim 6,
the number of the waterfall spraying holes (11) is three, and the number of the flow guide water channels (21) is three and is in one-to-one correspondence with the three waterfall spraying holes (11).
8. Waterfall spraying panel (1) according to claim 7,
the two spraying waterfall holes (11) positioned on the outer side are symmetrically distributed on two sides of the spraying waterfall hole (11) positioned in the middle.
9. Waterfall spraying panel (1) according to claim 8,
the cover plate body (10) comprises a main body (12) and two extending portions (13) which are symmetrically distributed on two sides of the main body (12) and connected with the upper portion of the main body (12), the waterfall spraying holes (11) located in the middle are formed in the main body (12), and the waterfall spraying holes (11) located on the outer side are formed in the two extending portions (13) respectively.
10. Waterfall spraying panel (1) according to claim 9,
the middle water guide channel (21) is arranged on the main body (12), the lower parts of the two water guide channels (21) positioned on two sides are positioned on the main body (12), and the upper parts of the two water guide channels are bent and extended to the extension part (13).
11. Waterfall spraying panel (1) according to any one of claims 1 to 5,
the cover plate body (10) is provided with a plurality of flow guide ribs (22) extending from bottom to top, and a flow guide water channel (21) is defined between every two adjacent flow guide ribs (22); and/or
The flow guide structure further comprises a water flow channel (23), the upper end of the water flow channel (23) is communicated with the lower end of the flow guide water channel (21), and the width of the water flow channel (23) is larger than that of the flow guide water channel (21); and/or
The width of the flow guide water channel (21) is gradually narrowed from bottom to top.
12. Waterfall spraying panel (1) according to any one of claims 1 to 5,
the cross section of the waterfall spraying hole (11) is in a long strip shape extending along the horizontal direction.
13. Waterfall spraying panel (1) according to claim 12,
the cross section of the waterfall spraying hole (11) is in a flat nozzle shape with a narrow middle and wide two ends.
14. Waterfall spraying panel (1) according to claim 12,
the lower wall surface of the waterfall spraying hole (11) close to the outlet is inclined downwards to form a water outlet surface (111).
15. Waterfall spraying panel (1) according to claim 14,
the included angle between the water outlet surface (111) and the water inlet direction of the diversion water channel (21) is 30-45 degrees.
16. Waterfall spraying panel (1) according to claim 12,
the water flow guiding device is characterized in that a transition surface (24) is formed between an inlet of the waterfall spraying hole (11) and the water guiding channel (21), the transition surface (24) comprises an arc surface (241) with one end connected with the bottom surface of the water guiding channel (21) and a tangent plane (242) connected with the other end of the arc surface (241) and tangent to the arc surface (241), and the tangent plane (242) extends to the inlet of the waterfall spraying hole (11).
17. Waterfall spraying panel (1) according to claim 16,
the included angle between the tangent plane (242) and the water inlet direction of the water guide channel (21) is within the range of 45-60 degrees.
18. Waterfall spraying cover plate (1) according to any one of claims 1 to 5, characterized in that a connecting structure is provided on the cover plate body (10), the connecting structure comprising:
the insertion part is used for being matched with an insertion matching part on the barrel bottom (3) of the washing machine; and/or
The clamping part is used for being matched with a clamping matching part on an inner barrel (2) of the washing machine; and/or
And the positioning part is used for being matched with a positioning matching part on a balance ring (4) of the washing machine.
19. A dehydration tub assembly of a washing machine, comprising:
an inner barrel (2) having a cylindrical shape with openings at both ends;
the barrel bottom (3) is connected with the lower end of the inner barrel (2) and encloses a washing cavity with the inner barrel (2);
the waterfall spraying cover plate (1) as claimed in any one of claims 1 to 18, mounted on the inner wall surface of the inner tub (2), and the lower end of the waterfall spraying cover plate is connected with the tub bottom (3), wherein a flow guiding channel is defined between the flow guiding water channel (21) of the waterfall spraying cover plate (1) and the inner wall surface of the inner tub (2), and a communication channel for communicating the washing chamber and the flow guiding channel is defined between the lower end of the waterfall spraying cover plate (1) and the tub bottom (3);
and the balance ring (4) is arranged on the inner side of the inner barrel (2) and penetrates through the upper end of the waterfall spraying cover plate (1) to be connected with the upper end of the inner barrel (2).
20. The dewatering bucket assembly of claim 19,
the number of the waterfall spraying cover plates (1) is multiple, and the waterfall spraying cover plates (1) are uniformly distributed along the circumferential direction of the inner barrel (2).
21. The dewatering bucket assembly of claim 20,
the positions of the spraying waterfall holes (11) on the spraying waterfall cover plates (1) have different heights.
22. A washing machine, characterized by comprising:
an outer tub assembly; and
a dewatering bucket assembly as claimed in any one of claims 19 to 21 nested within the outer bucket assembly.
CN201811102909.2A 2018-09-20 2018-09-20 Washing machine and dewatering barrel assembly and waterfall spraying cover plate thereof Active CN110924085B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811102909.2A CN110924085B (en) 2018-09-20 2018-09-20 Washing machine and dewatering barrel assembly and waterfall spraying cover plate thereof

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Application Number Priority Date Filing Date Title
CN201811102909.2A CN110924085B (en) 2018-09-20 2018-09-20 Washing machine and dewatering barrel assembly and waterfall spraying cover plate thereof

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6214896A (en) * 1985-07-12 1987-01-23 株式会社東芝 Washing machine
CN1490455A (en) * 2002-08-28 2004-04-21 松下电器产业株式会社 Washing machines
JP2005065999A (en) * 2003-08-25 2005-03-17 Matsushita Electric Ind Co Ltd Washing machine
CN202705740U (en) * 2012-07-27 2013-01-30 朱建强 Waterfall spraying plate of washing machine
CN203383040U (en) * 2013-04-26 2014-01-08 无锡小天鹅股份有限公司 Washing machine plugboard and washing machine with same
CN205275967U (en) * 2015-12-09 2016-06-01 合肥美的洗衣机有限公司 Washing machine
CN106436130A (en) * 2016-10-31 2017-02-22 无锡小天鹅股份有限公司 Washing machine
CN206232977U (en) * 2016-11-15 2017-06-09 韩电集团宁波洗衣机有限公司 A kind of washing machine structure with waterfall type spray equipment

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6214896A (en) * 1985-07-12 1987-01-23 株式会社東芝 Washing machine
CN1490455A (en) * 2002-08-28 2004-04-21 松下电器产业株式会社 Washing machines
JP2005065999A (en) * 2003-08-25 2005-03-17 Matsushita Electric Ind Co Ltd Washing machine
CN202705740U (en) * 2012-07-27 2013-01-30 朱建强 Waterfall spraying plate of washing machine
CN203383040U (en) * 2013-04-26 2014-01-08 无锡小天鹅股份有限公司 Washing machine plugboard and washing machine with same
CN205275967U (en) * 2015-12-09 2016-06-01 合肥美的洗衣机有限公司 Washing machine
CN106436130A (en) * 2016-10-31 2017-02-22 无锡小天鹅股份有限公司 Washing machine
CN206232977U (en) * 2016-11-15 2017-06-09 韩电集团宁波洗衣机有限公司 A kind of washing machine structure with waterfall type spray equipment

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