Flexible washing bag convenient to attach and scrub

By designing a flexible washing bag with a self-gathering bottom and friction strip structure, the problems of large washing machine space occupation and poor washing effect are solved, achieving efficient washing in a small space, saving energy and extending service life.

CN224199673UActive Publication Date: 2026-05-05CHENGDU LAUGHINGFACE TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
CHENGDU LAUGHINGFACE TECH CO LTD
Filing Date
2025-05-29
Publication Date
2026-05-05

AI Technical Summary

Technical Problem

Existing washing machines have rigid drums that take up a lot of space and have a fixed capacity, making them difficult to meet the convenience needs of small spaces. Furthermore, traditional designs cannot effectively gather laundry to improve washing results.

Method used

The flexible washing bag design features a smaller bottom circumference than the upper middle section. Combined with a sloping section and friction strip structure, along with an agitation device, it enables the laundry to gather and adhere to the agitation, eliminating the need for a pushing mechanism, simplifying the structure and improving the washing effect.

Benefits of technology

It enables efficient washing in confined spaces, saves space and energy, extends the lifespan of the washing bag, simplifies the structure, reduces costs, and improves convenience.

✦ Generated by Eureka AI based on patent content.

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Abstract

The flexible washing bag comprises a washing bag body and a cover body which are made of flexible materials, an opening is formed in the upper portion of the washing bag body, and the cover body and the opening of the washing bag body are matched and placed. The perimeter of the bottom of the washing bag is smaller than that of the middle part and the upper part of the washing bag. By improving the structure, washings can be more conveniently gathered in the washing process, the stirring device can conveniently conduct attaching scrubbing on the washings, a pushing device does not need to be arranged in a space occupation mode, meanwhile, the cover body is convenient to open, and therefore operation in a narrow space is convenient.
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Description

Technical Field

[0001] This utility model relates to the field of washing machine technology, specifically to a flexible washing bag that is easy to fit and rub. Background Technology

[0002] Most washing machines on the market currently use non-removable rigid drums to wash textiles. These rigid drums clean textiles using either agitators or front-loading mechanisms. These traditional washing machines are large and take up a lot of space. Furthermore, the fixed capacity of the non-removable drum makes it difficult to adjust the working space and replace the drum as needed. Therefore, the applicant has previously proposed a series of flexible washing bags and washing machines using these bags. This improves the gentle washing effect and achieves a cleaning isolation similar to changing the drum. However, for certain specific washing scenarios, such as in more compact washing machine environments, the existing design still has potential for improvement in terms of convenience. Summary of the Invention

[0003] To address the aforementioned problems, the purpose of this utility model is to provide a flexible laundry bag that is easy to fit and rub. Through structural improvements, it is easier to gather the laundry during the washing process, making it convenient for the agitation device to fit and rub the laundry without requiring a space-consuming pusher device. At the same time, the lid is easy to open, thus facilitating operation in confined spaces.

[0004] To achieve the above objectives, this utility model provides the following technical solution:

[0005] A flexible washing bag that is easy to fit and wash includes a washing bag made of flexible material and a cover. The washing bag has an opening at the top, and the cover is adapted to and placed with the opening of the washing bag. The characteristic is that the circumference of the bottom of the washing bag is smaller than the circumference of the middle and upper parts of the washing bag.

[0006] Furthermore, the washing bag has a rectangular cubic structure, with a fixing plate on one side and an agitation device on the fixing plate; the washing bag has a sloping section at the bottom on the side opposite to the fixing plate, the sloping section has a planar structure, and the bottom of the sloping section is closer to the agitation device than the top of the sloping section.

[0007] Furthermore, rounded corners are provided on all four sides of the inclined section, and the convex surface of the rounded corners faces outward from the washing bag.

[0008] Furthermore, the washing bag is provided with friction strips on the inner walls corresponding to the sides and front of the agitation device.

[0009] Furthermore, the washing bag is provided with vertical friction strips on the inner wall opposite and below the agitator, serving as friction strip one; the washing bag is provided with horizontal friction strips on the inner wall of the side of the agitator, serving as friction strip two.

[0010] Furthermore, the friction strip 2 has chamfers at both connection points with the inclined section.

[0011] Furthermore, the cover has an opening in the middle, and a handle is provided on the side of the opening away from the fixing plate. The handle is a sheet-like structure, and an opening is provided between the handle and the opening. A flexible space compensation mechanism is connected to the bottom of the cover.

[0012] Furthermore, the bottom of the handle is provided with a smooth section.

[0013] Furthermore, the smooth section is a detachable arc-shaped block connected below the handle.

[0014] Furthermore, the smooth section is an arc-shaped strip directly below the handle, and the number of such strips is greater than one.

[0015] Compared with the prior art, the beneficial effects of this utility model are:

[0016] (1) By using the washing bag described in this utility model and a matching washing machine, it is possible to gather the laundry to the bottom and bring it as close as possible to the agitation device during the washing process, without the need for an external pushing mechanism, thereby simplifying the structural design and parts cost, and maintaining the friction and rubbing effect of the agitation device and the washing bag on the laundry.

[0017] (2) The washing bag does not require multiple folding movements, which can reduce external wear and tear to a certain extent and extend its service life.

[0018] (3) The lid of the washing chamber has a rear opening structure, which can maintain the aesthetics of the front side and make it easier to grab from the back side. The back of the hand can be kept horizontal at this time, thereby reducing the need for upper space. Attached Figure Description

[0019] Figure 1 This is a schematic diagram of the external three-dimensional structure of this utility model.

[0020] Figure 2 for Figure 1 Internal sectional view.

[0021] Figure 3 for Figure 1 Top view of the interior after removing the lid.

[0022] Figure 4 This is a schematic diagram of the three-dimensional structure of the cover.

[0023] In the picture:

[0024] 1-Lid, 2-Washing bag, 3-Sloping section, 4-Agitating device, 5-Fixing plate, 101-Handle, 102-Smoothing section, 103-Space compensation mechanism, 201-Friction strip one, 202-Friction strip two. Detailed Implementation

[0025] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0026] Please see Figure 1-4 As shown, a flexible laundry bag designed for easy washing includes a laundry bag 2 made of flexible material and a cover 1. The laundry bag 2 has an opening at the top, and the cover 1 is adapted to fit the opening of the laundry bag 2. The cover 1 is placed on the laundry bag 2 to seal the upper part of the laundry bag 2. The circumference of the bottom of the laundry bag 2 is smaller than the circumference of the middle and upper parts of the laundry bag 2. This design ensures that during the washing process, the laundry inside the laundry bag 2 will gather more as it sinks to the bottom under gravity, while also reducing water consumption. The circumference mentioned here refers to the circumference of the bottom of the laundry bag 2. Figure 1 The washing bag 2 shown has a circumference around the bottom of the bag and a circumference around the cross-section of the portion above the bottom.

[0027] Specifically, such as Figure 1-3 As shown, the washing bag 2 has a rectangular cubic structure. A fixing plate 5 is provided on one side of the washing bag 2, and an agitator 4 is provided on the fixing plate 5. The washing bag 2 has a sloping section 3 at the bottom on the side opposite to the fixing plate 5. The sloping section 3 is a planar structure, and the bottom of the sloping section 3 is closer to the agitator 4 than the top of the sloping section 3. When the flexible washing bag of this utility model is installed in the washing machine, it allows the agitator 4 to more easily contact the laundry, which is closer to the washing clothes due to the narrow bottom space, thereby improving the agitation effect on the laundry. This allows the laundry to be better rubbed by the agitator 4 and the washing bag 2, improving the washing effect. Because the washing effect is improved, power consumption is also saved.

[0028] The four sides of the inclined section 3 are provided with rounded corners, and the convex surface of the rounded corners faces the outside of the washing bag 2.

[0029] The washing bag 2 is provided with friction strips on the inner walls corresponding to the sides and front of the agitator 4. Specifically, the washing bag 2 is provided with vertical friction strips, referred to as friction strip 201, on the inner walls opposite and below the agitator 4; the washing bag 2 is provided with horizontal friction strips, referred to as friction strip 202, on the inner walls of the sides of the agitator 4; the friction strip 202 is chamfered at both connection points with the inclined section 3.

[0030] An opening is provided in the center of the cover 1, and a handle 101 is provided on the side of the opening away from the fixing plate 5. The handle 101 is a sheet-like structure, such as... Figure 4 As shown, an opening is provided between the handle 101 and the aperture, and a flexible space compensation mechanism 103 is connected to the bottom of the cover 1. The space compensation mechanism is made of soft rubber. When a vacuum occurs inside the washing bag 2, the space compensation mechanism 103 can extend downwards to partially fill the space loss caused by air loss. Due to the structural design of the handle 101, the air required above can directly enter from the rear side of the handle 101 after the space compensation mechanism 103 moves down, eliminating the need for a separate vent on the cover 1. Furthermore, the handle is designed to be completely open at the rear. When a person needs to remove the cover 1, their palm can face down and their fingers can be bent to reach out and remove the cover 1. Compared to a handle with a protruding structure that requires gripping with fingers and thus requires more space due to the arched shape of the back of the hand, this design better saves the space needed for the user's hand.

[0031] The bottom of the handle 101 is provided with a smooth section 102. Specifically, the smooth section 102 is a detachable arc-shaped block connected to the bottom of the handle 101. Alternatively, the smooth section 102 is an arc-shaped strip directly disposed below the handle 101, and the number of such strips is greater than one. That is, multiple arc-shaped strips are arranged along the front-back direction of the handle 101 at the bottom. When fingers are inserted, they can touch the arc-shaped strips, or the arc-shaped strips can be positioned between the fingers, improving the grip. Using an arc-shaped block provides a better tactile feel, but increases the difficulty of installation. Using an arc-shaped strip eliminates the need for an additional part, thus making assembly easier.

[0032] The method of using this utility model is as follows:

[0033] When using the flexible washing bag provided by this utility model for easy washing, the washing bag 2 needs to be placed in the matching washing machine, then the laundry is placed in and the cover 1 is closed. The washing machine door is closed, and the washing program is started. At this time, under the action of gravity, the laundry will gather towards the bottom of the washing bag 2 and adhere to the vicinity of the agitator 4. When the agitator 4 rotates, it rubs the laundry. At the same time, because the inclined section 3 is closer to the agitator 4, the laundry can better contact the friction strips of the washing bag 2 and achieve rubbing, thereby improving the washing effect. When it is time to remove the laundry, simply reach out and use your fingertips to support the handle 101 to lift the cover 1 and remove the laundry.

[0034] During the drying process, gravity also allows the laundry to be brought closer to the agitator 4, which facilitates agitation of the laundry during the drying process and prevents air from drying only the upper surface of the laundry that has accumulated at the bottom of the laundry bag 2.

[0035] The advantage of this invention is that it effectively gathers the laundry, allowing the laundry to approach the agitator without external force. Compared to solutions that require a pushing mechanism to reduce the space at the bottom of the laundry bag 2, this design saves space and energy, while also extending the lifespan of the laundry bag 2. However, this design cannot adjust the size of the space at the bottom of the laundry bag 2, unlike solutions using a pushing mechanism.

[0036] The design of the cover 1 allows for easy removal of the cover 1 with less space occupied. This structure also makes it easy to remove the cover 1 even if the hand is slippery, and it is not easy to slip off. It also facilitates the entry of air between the space compensation mechanism 103 and the cover 1, and the design of the handle 102 of the cover 1 can also improve the comfort of touching.

[0037] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A flexible laundry bag that is easy to fit and wash, comprising a laundry bag (2) made of flexible material and a cover (1), wherein the laundry bag (2) has an opening at the top, and the cover (1) is adapted to and placed with the opening of the laundry bag (2); characterized in that, The circumference of the bottom of the washing bag (2) is smaller than the circumference of the middle and upper parts of the washing bag (2).

2. The flexible washing bag for easy washing and rubbing according to claim 1, characterized in that, The washing bag (2) has a rectangular cube structure. A fixing plate (5) is provided on one side of the washing bag (2), and an agitator (4) is provided on the fixing plate (5). The washing bag (2) has a sloping section (3) at the bottom on the side opposite to the fixing plate (5). The sloping section (3) has a planar structure, and the bottom of the sloping section (3) is closer to the agitator (4) than the top of the sloping section (3).

3. The flexible washing bag for easy washing and rubbing according to claim 2, characterized in that, The four sides of the inclined section (3) are provided with rounded corners, and the convex surface of the rounded corners faces the outside of the washing bag (2).

4. The flexible washing bag for easy washing and rubbing according to claim 3, characterized in that, The washing bag (2) is provided with friction strips on the inner walls corresponding to the sides and front of the agitator (4).

5. A flexible washing bag for easy washing and rubbing according to claim 4, characterized in that, The washing bag (2) has vertical friction strips on the inner wall opposite and below the agitator (4), which serve as friction strip one (201); the washing bag (2) has horizontal friction strips on the inner wall of the side of the agitator (4), which serve as friction strip two (202).

6. A flexible washing bag for easy fitting and rubbing as described in claim 5, characterized in that, The friction strip 2 (202) has chamfers at both connection points with the inclined section (3).

7. A flexible washing bag for easy washing and rubbing according to claim 2, characterized in that, The cover (1) has an opening in the middle and a handle (101) on the side of the opening away from the fixing plate (5). The handle (101) is a sheet structure and there is an opening between the handle (101) and the opening. A flexible space compensation mechanism (103) is connected to the bottom of the cover (1).

8. A flexible washing bag for easy washing and rubbing according to claim 7, characterized in that, The bottom of the handle (101) is provided with a smooth section (102).

9. A flexible washing bag for easy washing and rubbing according to claim 8, characterized in that, The smooth section (102) is a detachable arc-shaped block connected below the handle (101).

10. A flexible washing bag for easy washing and rubbing according to claim 8, characterized in that, The smooth section (102) is an arc-shaped strip directly below the handle (101), and the number of such strips is greater than one.