CN112899994A - Lifting rib and washing machine with same - Google Patents

Abstract

The invention provides a lifting rib and a washing machine with the same, wherein a plurality of convex parts and concave parts positioned between the convex parts are formed along the length direction of the lifting rib; the convex part is provided with a top surface and a side surface and is used for lifting clothes; the concave part is composed of the side surface of the convex part and the bottom of part of the lifting rib, and plays a role in guiding the washing water; the left side surface and the right side surface of the convex part are integrally arranged towards the top surface of the convex part in an inclined way, the top surface and the side surface of the convex part are both provided with overflowing holes, washing water can enter the inner cavity of the lifting rib through the flowing holes and is discharged, and the pressure for lifting clothes is reduced; the convex part is provided with a first convex part and a second convex part, and the concave part is arranged between the first convex part and the second convex part; the bottom surface of the concave part is provided with a plurality of friction ribs which are in contact friction with clothes, so that the washing effect is improved; the inner cavity of the lifting rib is provided with a fixing column and the bottom of the lifting rib is provided with a buckle which are respectively used for fixing and positioning the lifting rib; the invention has simple structure, the lifting rib is detachably connected with the washing barrel, the washing effect is good, the volume utilization rate of the inner barrel is improved, and the user experience is high.

Description

Lifting rib and washing machine with same

Technical Field

The invention belongs to the technical field of washing equipment, and particularly relates to a lifting rib and a washing machine with the same.

Background

With the continuous improvement of the living standard of people, a washing machine becomes an indispensable household appliance, the barrel body of a washing barrel of the conventional pulsator washing machine is perpendicular to the ground, and in the washing process, the water flow is driven to move by forward or reverse rotation of a wave disc arranged at the bottom of the washing barrel so as to drive clothes to turn over, so that friction is generated between the clothes and the barrel wall to wash; in addition, the lifting rib is one of the main parts of the inner drum of the drum washing machine, and has the main functions that when the drum washing machine washes clothes, on one hand, the friction rubbing effect is generated on the clothes, on the other hand, the clothes are driven to rotate together, the clothes are lifted out of the liquid level and are conveyed to a certain height, and fall into the washing water again under the action of gravity, so that the bar beating and falling effects are generated, and the washing effect is achieved.

The lifting ribs of the conventional washing machine are equal in height or single-side inclined, in order to achieve a good beating effect, the lifting ribs are generally higher in height, the overall occupied volume is larger, and the volume of the inner barrel and the size of the whole washing machine are limited.

Disclosure of Invention

In view of the above, the invention provides a lifting rib and a washing machine with the same, so as to solve the problems that the lifting rib in the prior art is complex in structure, poor in clothes lifting effect, large in inner cylinder volume ratio, low in utilization rate and the like.

The invention provides a lifting rib, which is arranged on the inner wall of a washing barrel, wherein the length direction of the lifting rib is arranged along the barrel depth direction of the washing barrel; and a plurality of protrusions and recesses between the protrusions are formed along the length direction of the lifting rib.

Further optionally, the protrusion has a top surface and a side surface connecting the top surface and the bottom of the lifting rib for lifting the laundry; the concave part is composed of the side surface adjacent to the convex part and the bottom of part of the lifting rib, and plays a role in guiding the washing water.

Further optionally, the side surfaces include left and right side surfaces disposed on left and right sides of the top surface; the left side surface and the right side surface of the convex part are integrally arranged towards the top surface of the convex part in an inclined way; the left side surface and the right side surface of the convex part are inclined surfaces and/or cambered surfaces.

Further optionally, the left side surface, the right side surface and the top surface of the convex part are provided with first overflowing holes; the first overflowing hole is communicated with an inner cavity of the lifting rib.

Further optionally, the convex portions include a first convex portion and a second convex portion, and the first convex portion and the second convex portion are respectively disposed at two ends of the lifting rib; the height of the first convex part is different from that of the second convex part, and the height of the convex part close to the bottom of the washing barrel is smaller than or equal to the height of the convex part far away from the bottom of the washing barrel.

Further optionally, the concave portion is disposed between the first convex portion and the second convex portion, and a transition surface is formed by extending a top surface of the first convex portion and a top surface of the second convex portion to the concave portion, so that the top surfaces of the first convex portion and the second convex portion smoothly transition to the concave portion.

Further optionally, the transition surface is an arc surface and has a second overflowing hole, and the second overflowing hole is communicated with the inner cavity of the lifting rib.

Further optionally, the bottom surface of the concave portion is a plane, or an arc surface concave to the bottom of the lifting rib, or an arc surface convex to a direction away from the bottom of the lifting rib.

Further optionally, the bottom surface of the concave portion is provided with a friction rib, and the friction rib extends along two ends of the lifting rib; the friction ribs are straight line segments and/or arc segments and/or protrusions; the straight segments may be continuous or discontinuous; the arc segments may be continuous or discontinuous.

Further optionally, a third overflowing hole is formed between the adjacent friction ribs and communicated with the inner cavity of the lifting rib.

Further optionally, the height B of the convex part of the lifting rib is greater than or equal to 15mm, and the linear length a of the bottom surface of the concave part needs to satisfy the condition: a is not less than 1/3 of the length of the lifting rib and is not more than 4/5 of the length of the lifting rib; the inclination angle C of the transition surface meets the condition: c is more than or equal to 80 degrees and less than or equal to 25 degrees; the height of the friction rib protruding out of the bottom surface of the concave part is 0.5mm-4 mm.

Further optionally, a fixing column is arranged in an inner cavity of the lifting rib and used for fixing the lifting rib; the bottom of the lifting rib is provided with a buckle used for positioning the lifting rib.

The invention also provides a washing machine, which is provided with a washing barrel, wherein the lifting rib is arranged on the inner wall of the washing barrel along the depth direction of the washing barrel; the washing barrel is provided with a mounting hole and a clamping groove; the clamping groove is matched with the buckle to position the lifting rib; the mounting hole is matched with the fixing column to fix the lifting rib on the washing barrel.

The lifting rib provided by the invention is composed of the convex part and the concave part, and the left side surface and the right side surface of the convex part are obliquely arranged towards the top surface of the convex part, so that the convex part has certain strength and can improve the lifting force of clothes; a transition surface extends from the top surface of the convex part to the bottom of the lifting rib, and the transition surface and the bottom of a part of the lifting rib form a concave part; the bottom surface of the concave part is provided with friction ribs, so that the friction washing effect on clothes is improved; the convex part and the concave part are provided with overflowing holes, so that the pressure of lifting clothes by the lifting ribs can be reduced; the convex part comprises a first convex part and a second convex part, the concave part is arranged between the first convex part and the second convex part, the height of the convex part close to the bottom of the washing barrel is less than or equal to the height of the convex part far away from the bottom of the washing barrel, washing water can be guided to the bottom of the washing barrel, and the effect is improved; the invention has simple structure, the lifting rib is detachably connected with the washing barrel, the washing effect is good, the blocking and the robbing of clothes during washing are reduced, the utilization rate of the volume of the inner barrel is improved, and the user experience is high.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.

Fig. 1 is a schematic structural view of an embodiment of a lifting rib provided in the present invention;

fig. 2a is a schematic top view of a lifting rib according to an embodiment of the present invention;

FIG. 2b is a schematic bottom view of an embodiment of a lifting rib of the present invention;

FIG. 2c is a schematic left-view structural diagram of an embodiment of a lifting rib provided in the present invention;

FIG. 3 is a schematic structural view of an embodiment of a washing tub provided in the present invention;

in the figure:

1-bottom; 11-lumen; 12-fixed columns; 13-buckling; 14-reinforcing ribs;

2-a convex part; 21-a first projection; 211-top surface; 212-end face; 213-left side; 214-right side; 215-a first overflow aperture; 22-a second projection;

3-a recess; 31-a first transition surface; 32-a second transition surface; 33-a second overflow aperture; 34-a bottom surface; 341-friction ribs; 342-a third overflow aperture;

4-washing a barrel; 41-mounting holes; 42-card slot.

Detailed Description

The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The terminology used in the embodiments of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the examples of the present invention and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, and "a" and "an" generally include at least two, but do not exclude at least one, unless the context clearly dictates otherwise.

It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

It is also noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a commodity or system that includes the element.

The lifting rib provided by the invention is composed of the convex part and the concave part, and the left side surface and the right side surface of the convex part are obliquely arranged towards the top surface of the convex part, so that the convex part has certain strength and can improve the lifting force of clothes; a transition surface extends from the top surface of the convex part to the bottom of the lifting rib, and the transition surface and the bottom of a part of the lifting rib form a concave part; the bottom surface of the concave part is provided with friction ribs, so that the friction washing effect on clothes is improved; the convex part and the concave part are provided with overflowing holes, so that the pressure of lifting clothes by the lifting ribs can be reduced; the convex part includes first convex part and second convex part, and the concave part sets up between first convex part and second convex part, and the convex part height less than or equal to of being close to the washing barrel bottom is kept away from the convex part height of washing barrel bottom, can lead washing water to the washing barrel bottom, increase effect.

Examples

< lifting Ribs >

As shown in fig. 1, 2a and 2b, the present embodiment provides a lifting rib for being disposed on the inner wall of the washing tub 4, the length direction of the lifting rib being disposed along the tub depth direction of the washing tub 4; a plurality of convex parts and concave parts positioned between the convex parts are formed along the length direction of the lifting rib; an inner cavity 11 is formed at the bottom 1 of the lifting rib, and a fixing column 12 is arranged on the wall surface of the inner cavity 11 and used for fixing the lifting rib on the inner wall of the washing tub 4; the edge of the bottom 1 is provided with a buckle 13 for positioning the lifting rib on the inner wall of the washing barrel 4; the convex part 2 has a top surface 211, an end surface 212, a left side surface 213 and a right side surface 214, the end surface 212 is located at the front or rear end of the lifting rib and connects the top surface 211 and the bottom 1 of the lifting rib; left and right side surfaces 213 and 214 are respectively provided on left and right sides of the top surface 211 for lifting the laundry; the concave part 3 is composed of a transition surface extending from the top surface 211 of the convex part 2 to the bottom 1 of the lifting rib and a part of the bottom 1 of the lifting rib, and the washing water on one side of the convex part 2 can enter the concave part 3 along the left side surface 213 or the right side surface 214, so that the washing effect of the washing water is improved, and the pressure of the lifting rib for lifting clothes can be reduced; in addition, when washing the clothes, the clothes can move along the inner wall of the washing barrel 4 and pass through the concave part 3, so that the contact friction between the lifting ribs and the clothes is increased, and the washing effect is further improved.

Preferably, the left side 213 and the right side 214 of the convex portion 2 are integrally inclined toward the top 211 of the convex portion 2, so that the width from the bottom to the top 211 of the convex portion 2 is gradually reduced, thereby ensuring the strength of the lifting rib on one hand, increasing the amount of clothes lifted by the lifting rib, and ensuring the reliable connection between the lifting rib and the inner wall of the washing tub 4 on the other hand.

Preferably, the left side surface 213 and the right side surface 214 of the convex portion 2 are inclined surfaces and/or arc surfaces, and each have a first overflowing hole 215; the first overflowing hole 215 is communicated with the lifting rib inner cavity 11 and is arranged along the direction of the surface; when washing clothes, a part of washing water can enter the lifting rib inner cavity 11 through the first overflowing hole 215 and enter the outer cylinder through the holes on the inner wall of the washing barrel 4, and a part of washing water can be guided to the concave part 3 by the left side surface 213 or the right side surface 214, so that the washing effect of the washing water is increased.

Preferably, the convex portion 2 includes a first convex portion 21 and a second convex portion 22, the first convex portion 21 and the second convex portion 22 each have a top surface 211, an end surface 212, a left side surface 213 and a right side surface 214, and are respectively disposed at the front and rear ends of the lifting rib, and the height of the first convex portion 21 and the height of the second convex portion 22 are different; specifically, the first protrusion 21 is provided at the front end of the lifting rib, and the second protrusion 22 is provided at the rear end of the lifting rib; the height of the second convex portion 22 is equal to or less than the height of the first convex portion 21; when washing the laundry, the amount of the laundry lifted by the first protrusion 21 is greater than the amount of the laundry lifted by the second protrusion 22, and the washing water and the laundry at the first protrusion 21 can be guided to the second protrusion 22, and since the second protrusion 22 is close to the bottom of the washing tub 4, the washing water makes a complicated movement, further increasing a washing effect on the laundry.

Preferably, the concave portion 3 is disposed between the first convex portion 21 and the second convex portion 22, a first transition surface 31 is formed between the concave portion 3 and the top surface of the first convex portion 21, and a second transition surface 32 is formed between the concave portion 3 and the top surface of the second convex portion 22, so that the top surfaces of the first convex portion 21 and the second convex portion 22 can be smoothly transited to the concave portion 3; the washing water at the first convex part 21 and the second convex part 22 can be guided to the concave part 3, and the lifted clothes at the first convex part 21 and the second convex part 22 can contact with the concave part 3, so that the contact surface of the clothes and the concave part 3 is enlarged, and the washing water at the concave part 3 has a washing effect on the clothes.

It should be noted that the number and position of the convex and concave portions of the present invention are not limited, and a plurality of convex and concave portions may be provided as required, for example, two concave portions are respectively provided at both sides of the lifting rib, one convex portion is provided in the middle of the lifting rib, the convex portion lifts the laundry, and the friction rib of the concave portion contacts with the laundry to rub and wash the laundry, thereby increasing the washing effect of the lifting rib.

Preferably, the first transition surface 31 and the second transition surface 32 are both cambered surfaces and are concave towards the inside of the convex part 2; the first transition surface 31 and the second transition surface 32 are both provided with second overflowing holes 33, and the second overflowing holes 33 are communicated with the inner cavity 11 of the lifting rib and are arranged along the direction of the transition surfaces; the washing water at the first convex part 21 enters the lifting rib inner cavity 11 through the second overflowing hole 33 at the first transition surface 31 and is discharged to the outer cylinder; the washing water at the second convex part 22 enters the lifting rib inner cavity 11 through the second overflowing hole 33 at the second transition surface 32 and is discharged to the outer cylinder; the cambered surface plays a guiding role in the washing water, prolongs the contact time of the washing water and the clothes, and reduces the pressure of lifting the clothes by the lifting ribs.

Preferably, the bottom surface of the concave part 3 is a plane or an arc surface concave to the lifting rib bottom 1 or an arc surface convex to the direction far away from the lifting rib bottom 1.

Preferably, the bottom surface 34 of the recess 3 is provided with a friction rib 341 extending along both ends of the lifting rib; the friction ribs 341 are straight line segments and/or arc segments and/or protrusions; the straight line segments may be continuous or discontinuous; the arc segments may be continuous or discontinuous; along the left and right directions of lifting rib, be provided with a plurality of friction ribs 341, when washing clothing, the clothing surface rubs with friction rib 341 contact, increases the washing effect.

Preferably, a third overflowing hole 342 is arranged between adjacent friction ribs 341, and the third overflowing hole 342 is communicated with the inner cavity 11 of the lifting rib and is arranged along the trend of the bottom surface of the concave part 3; when the laundry is washed, the washing water in the recess 3 enters the inner cavity 11 of the lifting rib through the third overflowing hole 342 and is discharged to the outer tub. The lifting rib provided by the embodiment can lift clothes to a high place by utilizing the convex part 2, the friction rib 341 of the concave part 3 is in contact friction with the clothes, and has a certain washing effect, and the convex part 2 is utilized to guide the washing water to the concave part 3, so that the washing water generates a larger washing effect, and the washing effect is improved.

Preferably, the inner cavity 11 of the lifting rib is provided with a fixing column 12 which is matched with the mounting hole 41 on the washing tub 4 and is used for fixing the lifting rib; the bottom 1 of the lifting rib is provided with a buckle 13 which is matched with a clamping groove 42 on the washing tub 4 and used for positioning the lifting rib.

Preferably, the inner chamber 11 of promotion muscle still is equipped with strengthening rib 14, extends along the promotion muscle left and right sides direction, and is provided with a plurality ofly along the fore-and-aft direction of promoting the muscle for strengthen the intensity that promotes the muscle, guarantee to promote the muscle and can promote certain clothing volume.

As shown in FIG. 2c, the present embodiment provides a lifting rib, wherein the height B of the first protrusion 21 and the second protrusion 22 is greater than or equal to 15mm, and the linear length A of the bottom surface 34 of the recess satisfies the following condition: a is not less than 1/3 and not more than 4/5 of the length of the lifting rib; the inclination angle C of the first transition surface 31 and the second transition surface 32 thereof satisfies the condition: c is more than or equal to 80 degrees and less than or equal to 25 degrees; the height of the friction rib 341 on the bottom surface of the concave part protruding out of the bottom surface of the concave part is 0.5mm-4 mm.

< washing machine >

As shown in fig. 3, the washing machine provided in this embodiment has a washing tub 4 and an outer tub, wherein the lifting rib is provided on the inner wall of the washing tub 4 along the tub depth direction; the washing barrel 4 is provided with a mounting hole 41 and a clamping groove 42; the clamping groove 42 is matched with the buckle 13 to position the lifting rib on the inner wall of the washing barrel 4; the mounting hole 41 is matched with the fixing column 12, and the lifting rib is fixed on the washing barrel 4 by a screw; specifically, a plurality of lifting ribs are provided in a circumferential direction of the washing tub 4 according to a circumferential rule.

The lifting ribs realize the functions of lifting and washing the clothes in the following ways: when the washing machine washes clothes, the first convex part 21 and the second convex part 22 lift the clothes, a part of washing water can enter the lifting rib inner cavity 11 from the first overflowing hole 215 and the second overflowing hole 33, a part of water flow can be guided to the concave part 3, and the pressure of the lifting rib for lifting the clothes is relieved; the height of the second convex part 22 is less than or equal to the height of the first convex part 21, and a part of the washing water enters the bottom of the washing tub 4, so that the washing water can increase the washing effect of the washing water on the clothes in the process of contacting with the convex part 2 and the concave part 3 of the lifting rib and the bottom of the washing tub 4; when the laundry is lifted, the laundry is in contact with and rubbed by the rubbing ribs 341 of the concave portion 3, and a certain washing effect is obtained.

Exemplary embodiments of the present disclosure are specifically illustrated and described above. It is to be understood that the present disclosure is not limited to the precise arrangements, instrumentalities, or instrumentalities described herein; on the contrary, the disclosure is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.

Claims (13)

1. A lifting rib is arranged on the inner wall of a washing barrel and is characterized in that a plurality of convex parts and concave parts positioned between the convex parts are formed along the length direction of the lifting rib.

2. The lifter bar of claim 1, wherein the protrusion has a top surface and a side surface connecting the top surface and a bottom of the lifter bar for lifting a garment; the concave part is composed of the side surface adjacent to the convex part and the bottom of part of the lifting rib, and plays a role in guiding the washing water.

3. The lifting rib as claimed in claim 2, wherein said side surfaces include left and right side surfaces disposed on the left and right sides of said top surface; the left side surface and the right side surface of the convex part are integrally arranged towards the top surface of the convex part in an inclined way; the left side surface and the right side surface of the convex part are inclined surfaces and/or cambered surfaces.

4. The lifter bar of claim 3, wherein the left, right and top sides of the boss each have a first overflow aperture; the first overflowing hole is communicated with an inner cavity of the lifting rib.

5. The lifting rib as claimed in claim 3, wherein the protrusions comprise a first protrusion and a second protrusion, the first protrusion and the second protrusion being respectively provided at both ends of the lifting rib; the height of the first convex part is different from that of the second convex part, and the height of the convex part close to the bottom of the washing barrel is smaller than or equal to the height of the convex part far away from the bottom of the washing barrel.

6. The lifter bar according to claim 5, wherein the concave portion is disposed between the first convex portion and the second convex portion, and a transition surface is formed by extending the top surface of the first convex portion and the top surface of the second convex portion to the concave portion, so that the top surfaces of the first convex portion and the second convex portion smoothly transition to the concave portion.

7. The lifter bar of claim 6, wherein the transition surface is a curved surface and has a second overflow aperture that communicates with the interior cavity of the lifter bar.

8. The lifting rib as claimed in claim 6, wherein the bottom surface of the recessed portion is a flat surface or an arc surface recessed toward the bottom of the lifting rib or an arc surface protruding away from the bottom of the lifting rib.

9. The lifting rib as claimed in claim 8, wherein the bottom surface of the recess is provided with a friction rib and extends along both ends of the lifting rib; the friction ribs are straight line segments and/or arc segments and/or protrusions; the straight segments may be continuous or discontinuous; the arc segments may be continuous or discontinuous.

10. The lifter bar of claim 9, wherein a third overflow hole is formed between adjacent friction bars, and the third overflow hole communicates with the inner cavity of the lifter bar.

11. The lifting rib as claimed in claim 10, wherein the height B of the convex part of the lifting rib is more than or equal to 15mm, and the linear length A of the bottom surface of the concave part satisfies the following condition: a is not less than 1/3 of the length of the lifting rib and is not more than 4/5 of the length of the lifting rib; the inclination angle C of the transition surface meets the condition: c is more than or equal to 80 degrees and less than or equal to 25 degrees; the height of the friction rib protruding out of the bottom surface of the concave part is 0.5mm-4 mm.

12. The lifting rib as claimed in claim 2, wherein the inner cavity of the lifting rib is provided with a fixing post for fixing the lifting rib; the bottom of the lifting rib is provided with a buckle used for positioning the lifting rib.

13. A washing machine, characterized in that, a washing barrel is provided, the inner wall of the washing barrel is provided with the lifting rib of any one of claims 1-12 along the depth direction of the barrel; the washing barrel is provided with a mounting hole and a clamping groove; the clamping groove is matched with the buckle to position the lifting rib; the mounting hole is matched with the fixing column to fix the lifting rib on the washing barrel.

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