Drawer of washing machine and washing machine

Abstract

The present invention discloses a washing machine drawer and the washing machine. The drawer includes a drawer body for accommodating a washing tub; and a mounting structure provided on the outer peripheral wall of the drawer body for mounting a water level detection device. The drawer of the present invention, by providing the mounting structure on the outer peripheral wall of the drawer body, allows the washing machine's water level detection device to be mounted on the mounting structure of the drawer body. The water level detection device is mounted on the outside of the drawer body, facilitating installation of the water level detection device and the wiring of the water level detection device's circuit harness, thereby improving drawer assembly efficiency.

Description

Technical Field

[0001] The present invention belongs to the field of washing machines, and in particular relates to a drawer of a washing machine and a washing machine. Background Art

[0002] A conventional drawer-type washing machine includes a housing, a drawer, and a washing tub. The washing tub is located within the drawer and can be pulled out of the housing along with the drawer. The water level detection device must be installed above the washing machine's maximum water level. In conventional pulsator washing machines, the water level detection device is located behind the wash basin. A pressure-conducting line connects the water level detection device to the pressure-conducting line connector on the outer tub. The water level detection device's cable is secured by a hook on the wash basin.

[0003] Because the drawer is limited by space, the space utilization of each part of the structure is very high, and the installation position and space utilization of each key component become difficult. The installation and fixation of the water level detection device is one of the problems that need to be solved.

[0004] Chinese patent application number 01118892.8 discloses a drawer-type washing machine and a method for washing clothes therewith. The drawer-type washing machine includes a sensor mounted on the side wall of the washing tub to detect the water level within the tub. The sensor detects the water level within the tub in response to the pressure differential within the tub and serves as a water level detection device. However, the patent discloses that the water level detection device is mounted on the side wall of the tub, within the drawer, making installation inconvenient and inefficient. Furthermore, the patent does not provide a specific mounting structure for the water level detection device.

[0005] In view of this, the present invention is proposed. Summary of the Invention

[0006] The technical problem to be solved by the present invention is to overcome the deficiencies of the prior art and provide a drawer of a washing machine, wherein a water level detection device can be installed on the outer peripheral wall of the drawer, which is simple and convenient to install and has high assembly efficiency.

[0007] Another object of the present invention is to provide a washing machine.

[0008] In order to solve the above technical problems, the basic idea of ​​the technical solution adopted by the present invention is to provide a drawer of a washing machine, comprising:

[0009] The drawer body is used to hold the washing bucket;

[0010] An installation structure is provided on the outer peripheral wall of the drawer body for installing a water level detection device.

[0011] The drawer described in the present invention can install the water level detection device of the washing machine on the mounting structure of the drawer body by arranging a mounting structure on the outer wall of the drawer body. The water level detection device is installed on the outside of the drawer body, which facilitates the installation of the water level detection device and the wiring installation of the circuit harness of the water level detection device, thereby improving the assembly efficiency of the drawer.

[0012] Furthermore, the rear wall of the drawer body has a recessed portion that is recessed from the outside to the inside, and the mounting structure is arranged on the recessed portion;

[0013] Preferably, the recessed portion is provided at a corner where the rear wall and the side wall of the drawer body are connected.

[0014] Furthermore, the mounting structure includes a through-hole provided at the upper end of the rear wall of the drawer body for allowing a pressure-conducting pipeline to pass through and connect the water level detection device and the washing tub.

[0015] Furthermore, the mounting structure also includes a mounting base, which is arranged on the outer periphery of the through hole and is used to fix the water level detection device.

[0016] Furthermore, the mounting structure further includes a cover plate, which is arranged on the mounting base and is opposite to the rear wall of the drawer body, and forms a semi-enclosed mounting space with an opening at the upper end between the cover plate and a portion of the mounting base and the rear wall of the drawer body;

[0017] Preferably, a reinforcing rib is provided at the corner of the rear wall of the drawer body, and the mounting structure is located between two opposite reinforcing ribs extending up and down.

[0018] Furthermore, it also includes

[0019] A drawer cover, the drawer cover being buckled on the opening of the drawer body;

[0020] The drawer cover is buckled on the upper end of the recessed portion, and a semi-enclosed installation space with an opening at the lower end is formed between the drawer cover and the recessed portion, and is used to cover the upper part of the water level detection device.

[0021] Furthermore, the edge of the drawer cover has a flange formed by bending and extending downward, the mounting structure is arranged at the upper end of the recessed portion, and part of the flange is buckled at the upper end of the mounting structure.

[0022] Furthermore, the lower end of the partial flange abuts against the upper end of the cover plate of the mounting structure, and the flange and the cover plate cooperate to cover the water level detection device on the recessed portion;

[0023] Preferably, the partial flange is flush with the cover plate in the upper and lower parts.

[0024] Furthermore, the middle portion between the two corners of the rear wall of the drawer body is fitted with the flange buckled at the upper end thereof;

[0025] The mounting structure is arranged close to the middle portion of the rear wall, and the cover plate is integrally connected to the middle portion of the rear wall.

[0026] The present invention also provides a washing machine comprising any one of the above-mentioned drawers.

[0027] After adopting the above technical solution, the present invention has the following beneficial effects compared with the prior art.

[0028] The drawer described in the present invention can install the water level detection device of the washing machine on the mounting structure of the drawer body by arranging a mounting structure on the outer wall of the drawer body. The water level detection device is installed on the outside of the drawer body, which facilitates the installation of the water level detection device and the wiring installation of the circuit harness of the water level detection device, thereby improving the assembly efficiency of the drawer.

[0029] The specific embodiments of the present invention will be described in further detail below with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] The accompanying drawings are part of the present invention and are used to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention, but do not constitute an undue limitation of the present invention. Obviously, the drawings described below are only some embodiments. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without inventive effort. In the accompanying drawings:

[0031] Figure 1 is a schematic diagram of a drawer-type washing machine of the present invention;

[0032] Figure 2 It is a partial schematic diagram of the drawer in the present invention;

[0033] Figure 3 It is a schematic diagram of a drawer in the present invention;

[0034] Figure 4 In the present invention Figure 3 Schematic cross-section diagram in ;

[0035] Figure 5 This invention Figure 4 Schematic diagram from another angle.

[0036] In the figure: 1. washing machine; 2. drawer body; 21. rear wall; 211. corner; 212. middle part; 2121. upper end of the middle part; 2122. lower end of the middle part; 22. reinforcing rib plate; 24. wire groove; 3. mounting structure; 31. perforation; 32. mounting base; 33. cover plate; 4. drawer cover; 41. flange; 5. water level detection device; 6. pressure guide pipe; 7. suspension rod; 8. washing tub assembly.

[0037] It should be noted that these drawings and textual descriptions are not intended to limit the conceptual scope of the present invention in any way, but rather to illustrate the concept of the present invention for those skilled in the art by referring to specific embodiments. DETAILED DESCRIPTION

[0038] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. The following embodiments are used to illustrate the present invention but are not used to limit the scope of the present invention.

[0039] In the description of the present invention, it should be noted that the terms "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "inside" and "outside" indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they should not be understood as limiting the present invention.

[0040] In the description of the present invention, it should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood broadly. For example, they may refer to fixed, detachable, or integral connections; mechanical or electrical connections; and direct or indirect connections through an intermediary. Those skilled in the art will understand the specific meanings of the above terms in the present invention based on the specific circumstances.

[0041] like Figures 1 to 5 As shown, the drawer of the washing machine 1 according to the present invention includes a drawer body 2 for accommodating a washing tub. A mounting structure 3 is provided on the outer peripheral wall of the drawer body 2 for mounting a water level detection device 5. The washing tub is disposed within the drawer body 2, and the water level detection device 5 is used to detect the water level within the washing tub.

[0042] The drawer described in the present invention can install the water level detection device 5 of the washing machine 1 on the mounting structure 3 of the drawer body 2 by providing a mounting structure 3 on the outer wall of the drawer body 2. The water level detection device 5 is installed on the outside of the drawer body 2, which facilitates the installation of the water level detection device and the wiring installation of the circuit harness of the water level detection device, thereby improving the assembly efficiency of the water level detection device on the drawer.

[0043] The drawer-type washing machine of the present invention may be a single drawer-type washing machine or a duplex washing machine. The duplex washing machine includes a drawer-type washing machine, wherein the drawer-type washing machine is located above or below the duplex washing machine. Preferably, the drawer-type washing machine may also have a drying function.

[0044] The duplex washing machine may be a duplex washing machine or an all-in-one washing machine and dryer.

[0045] The washing machine 1 has a housing opening on one side. The drawer is configured to be inserted into or removed from the housing through the housing opening. The drawer body 2 has an opening on its upper side. The drawer contains a washing tub assembly 8. Preferably, the washing tub assembly 8 includes a water tub and a washing tub, with the washing tub located within the water tub.

[0046] like Figures 2 to 3 As shown, Figure 2 Schematic diagram of the drawer after removing the cover plate 33 of the mounting structure 3. The rear wall 21 of the drawer body 2 has a recessed portion that is recessed from the outside to the inside.

[0047] Preferably, a recessed portion is provided at the corner 211 where the rear wall 21 and the side wall of the drawer body 2 are connected, extending from the outer side of the rear wall 21 to the inner side. The mounting structure 3 is provided on the recessed portion, so that the water level detection device 5 is located within the outermost portion of the drawer rear wall 21. The water level detection device 5 is located within the recessed portion.

[0048] The present invention provides a recessed portion on the rear wall 21 of the drawer body 2 that is recessed from the outside to the inside, and the mounting structure 3 is arranged on the recessed portion, which will not reduce the washing capacity of the drawer-type washing machine 1. The water level detection device 5 is arranged in the recessed portion of the rear wall 21 of the drawer body 2 and will not protrude from the rear wall 21 of the drawer body 2, causing the drawer to collide with the rear wall 21 of the casing when being pulled out, and the appearance of the drawer is beautiful.

[0049] Preferably, the mounting structure 3 is arranged close to the drawer opening. The corners 211 located at the rear side of the drawer body 2 are all recessed from the outside to the inside.

[0050] The mounting structure 3 includes a through hole 31 , which is provided at the upper end of the rear wall 21 of the drawer body 2 and is used for the pressure-guiding pipe 6 to pass through and connect the water level detection device 5 and the washing tub.

[0051] The water level detection device 5 is connected to the washing tub via a pressure-conducting pipe 6. One end of the pressure-conducting pipe 6 is connected to the washing tub, while the other end of the pressure-conducting pipe 6 passes through a hole 31 in the drawer body 2 and connects to the water level detection device 5. The water level detection device 5 is located at the upper end of the peripheral wall of the drawer body 2, above the maximum water level in the washing tub.

[0052] The mounting structure 3 further includes a mounting base 32 , which is disposed on the outer periphery of the through hole 31 . The water level detection device 5 is mounted on the mounting base 32 of the drawer body 2 for fixing the water level detection device 5 .

[0053] Preferably, the water level detection device 5 is located above the through hole 31. The water level detection device 5 is a water level sensor.

[0054] The mounting structure 3 also includes a cover plate 33, which is arranged on the mounting base 32 and opposite to the rear wall 21 of the drawer body 2, forming a semi-enclosed mounting space with an opening at the upper end between the cover plate 33 and part of the mounting base 32 and the rear wall 21 of the drawer body 2.

[0055] The mounting base 32 includes first fixing plates located on either side of the through-hole 31. Both first fixing plates extend downward from top to bottom and then extend to opposite left and right sides. Specifically, the vertical plate on the left side of the through-hole 31 extends leftward, while the vertical plate on the right side of the through-hole 31 extends rightward.

[0056] The height of the vertical plate matches the height of the through hole 31 .

[0057] Two second fixing plates extending vertically and oppositely from each other are provided above the through-hole 31. The distance between the two second fixing plates is greater than the distance between the vertical plates of the two first fixing plates. The lower ends of the second fixing plates are connected to the left and right ends of the first fixing plates, respectively.

[0058] Preferably, the mounting base 32 further includes positioning plates, which are respectively arranged on the opposite side walls of the two second fixing plates and on the rear wall 21 of the drawer body 2 for positioning and fixing the water level detection device 5 .

[0059] Two opposite positioning plates are provided on the side wall of each second fixing plate, and are used to clamp one end of the water level detection device 5 between the two positioning plates.

[0060] The cover plate 33 is disposed opposite to the rear wall 21 of the drawer body 2 and is connected to the first fixing plate and the second fixing plate to form a semi-enclosed space with an opening at the upper end.

[0061] When installing the water level detection device 5, it can be installed from top to bottom, with the lower end of the water level detection device 5 clamped on the upper side of the two first fixing plates, and the left and right ends of the water level detection device 5 clamped between the positioning plates on both sides. The pressure-guiding pipe 6 passes through the through hole 31, bends upward, extends through the gap between the two first fixing plates, and connects to the water level detection device 5.

[0062] A reinforcing rib plate 22 is provided on the corner 211 of the rear wall 21 of the drawer body 2 , and the mounting structure 3 is located between two opposite reinforcing rib plates 22 extending up and down.

[0063] The second fixing plates on either side of the through hole 31 are formed by reinforcing ribs 22 extending vertically. Alternatively, the second fixing plate on one side of the through hole 31 is formed by the middle portion 212 between the two corners 211 of the rear wall 21 and the vertical wall transitioning to the recessed portion, while the second fixing plate on the other side is formed by reinforcing ribs 22 extending vertically.

[0064] The positioning plate is arranged on the vertical wall and / or the reinforcing rib plate 22 extending up and down.

[0065] The present invention utilizes the reinforcing rib plate 22 structure provided on the rear wall 21 of the drawer body 2 to install the water level detection device 5 between two opposite vertically provided reinforcing rib plates 22. The installation structure 3 is simple and easy to install, and no additional installation structure 3 is required, and the manufacturing cost is low.

[0066] The water level detection device 5 can be arranged at the left corner 211 or the right corner 211 of the rear side of the drawer body 2. Preferably, the water level detection device 5 is arranged at the right corner 211 of the rear side of the drawer body 2.

[0067] The reinforcing rib plate 22 is vertically connected to the peripheral wall of the drawer body 2 and is an integral structure on the drawer body 2 .

[0068] Preferably, a grid-type reinforcing rib plate 22 is provided on the corner 211 , and the grid-type reinforcing rib plate 22 can improve the strength of the drawer corner 211 .

[0069] like Figures 3 to 5As shown, the drawer-type washing machine 1 further includes a drawer cover 4, which is buckled onto the opening at the upper end of the drawer body 2. The drawer cover 4 is buckled onto the upper end of the recessed portion, forming a semi-enclosed installation space with an opening at the lower end between the drawer cover 4 and the recessed portion, which is used to cover the upper part of the water level detection device 5.

[0070] Furthermore, the edge of the drawer cover 4 has a flange 41 that is bent and extended downward, and the mounting structure 3 is arranged at the upper end of the recessed portion, and part of the flange 41 is buckled at the upper end of the mounting structure 3. The upper end of the water level detection device 5 is located between the flange 41 of the drawer cover 4 and the upper end of the rear wall 21 of the drawer body 2.

[0071] Preferably, the drawer cover 4 includes a drawer plate and a flange 41 that extends and bends downward along the outer periphery of the drawer cover plate 33. The flange 41 of the drawer cover 4 covers the upper end of the recessed portion. The mounting structure 3 is disposed on the recessed portion, and the flange 41 covers the upper end of the mounting structure 3.

[0072] The drawer cover 4 of the present invention is arranged above the corner 211 of the rear wall 21 of the drawer body 2, and the rear edge of the drawer cover 4 protrudes backward from the recessed portion of the rear wall 21 of the drawer body 2, forming a semi-enclosed installation space with an opening at the lower end. The upper end of the water level detection device 5 is located between the flange 41 of the drawer cover 4 and the upper end of the recessed portion on the rear side of the drawer body 2. The upper end of the water level detection device 5 is buckled inside the drawer cover 4, which can improve the stability of the installation of the water level detection device and prevent the water level detection device from moving upward.

[0073] The lower end of the flange 41 contacts the upper end of the cover plate 33 , and the flange 41 and the cover plate 33 cooperate to cover the water level detection device 5 on the recessed portion. Preferably, part of the flange 41 is flush with the cover plate 33 from top to bottom.

[0074] The middle portion 212 between the two corners 211 of the rear wall 21 of the drawer body 2 is fitted with the flange 41 at its upper end. The mounting structure 3 is arranged near the middle portion 212 of the rear wall 21, and the cover 33 is integrally connected to the middle portion 212.

[0075] The upper end 2121 of the middle portion of the rear wall 21 of the drawer body 2 is recessed inwardly and engages with the flange 41 at the rear of the drawer cover 4 , and the lower end 2122 of the middle portion is flush with the flange 41 .

[0076] The mounting structure 3 is disposed near the middle portion 212 of the rear wall 21, and the cover plate 33 is integrally connected to the lower end 2122 of the middle portion of the rear wall 21 and is flush with the flange 41 at the rear of the drawer cover 4. Preferably, the cover plate 33 is flush with the lower end 2122 of the middle portion of the rear wall 21.

[0077] The inward depression depth of the recessed portion is greater than the inward depression depth of the upper end 2121 of the middle portion.

[0078] The cover plate 33 of the present invention is integrally connected to the middle portion 212 of the rear wall 21 of the drawer body 2, which not only improves the strength of the cover plate, but also improves the aesthetics of the rear wall and facilitates the integrated molding and manufacturing of the drawer.

[0079] The washing tub assembly 8 of the drawer-type washing machine 1 is fixed to the drawer body 2 via a suspension rod 7. The pressure-conducting pipe 6 is wound upward along the suspension rod 7 within the drawer body 2 and then passes through the through-hole 31 to connect with the water level detection device 5. This prevents vibrations during transportation or operation of the washing machine from causing the pressure-conducting pipe to shake or become detached from the water level detection device.

[0080] A wire clamping groove 24 is provided on the grid-type reinforcing rib plate 22 below the through hole 31 for guiding and fixing the wire harness from the middle portion 212 of the rear wall 21 of the drawer body 2 to the water level detection device 5 and electrically connecting the wire harness to the water level detection device 5 .

[0081] The present invention provides a wire clamping groove 24 on the reinforcing rib plate 22 inherent in the rear side of the drawer body 2, and fixes the wiring harness on the wire clamping groove 24. The wiring harness is located on the rear side of the drawer body 2. When the drawer is pulled out from the casing of the washing machine 1, there will be no exposed wiring harness on the exposed part of the drawer, avoiding electrical hazards and harm to users.

[0082] By setting a wire clamping groove 24 on the inherent reinforcing rib plate 22 on the rear side of the drawer body 2, the wiring harness can be fixed on the drawer. The fixing structure is simple and easy to manufacture, which prevents the wiring harness from shaking when the washing machine is running and plays the role of fixing the wiring harness. At the same time, there is no need to use additional fixings to fix the wiring harness, making the wiring installation of the wiring harness more convenient and the assembly efficiency higher.

[0083] Preferably, a wire-receiving groove 24 is provided on the horizontal reinforcing rib 22 of the upper frame of a grid-type reinforcing rib 22 below the perforation 31. A wire-receiving groove 24 is provided on the vertical reinforcing rib 22 of the side frame of the grid-type reinforcing rib 22 near the middle portion 212 of the rear wall 21. The wiring harness passes from the middle portion 212 of the rear wall 21 through the wire-receiving groove 24 on the side frame of the grid-type reinforcing rib 22, the wire-receiving groove 24 on the upper frame, and the gap between the two first fixing plates to reach the water level detection device 5.

[0084] The above description is merely a preferred embodiment of the present invention and does not constitute any form of limitation to the present invention. Although the present invention has been disclosed as above in terms of a preferred embodiment, it is not intended to limit the present invention. Any technician familiar with this patent can make slight changes or modifications to equivalent embodiments of equivalent changes using the above-mentioned technical contents without departing from the scope of the technical solution of the present invention. The implementation schemes in the above-mentioned embodiments can also be further combined or replaced. However, any simple modifications, equivalent changes and modifications made to the above-mentioned embodiments based on the technical essence of the present invention without departing from the content of the technical solution of the present invention are still within the scope of the solution of the present invention.

Claims

1. A drawer of a washing machine, characterized in that: include, The drawer body is used to hold the washing bucket; The outer peripheral wall of the drawer body is provided with a mounting structure for mounting a water level detection device; The rear wall of the drawer body is provided with a recessed portion that is recessed from the outside to the inside, and the mounting structure is provided on the recessed portion; The recessed portion is arranged at the corner where the rear wall and the side wall of the drawer body are connected. The mounting structure includes a through hole arranged at the upper end of the rear wall of the drawer body for allowing the pressure-conducting pipeline to pass through and connect the water level detection device and the washing tub.

2. The drawer of a washing machine according to claim 1, characterized in that: The mounting structure further comprises a mounting base, which is arranged on the outer periphery of the through hole and is used for fixing the water level detection device.

3. The drawer of a washing machine according to claim 2, characterized in that: The mounting structure further comprises a cover plate, which is arranged on the mounting base and opposite to the rear wall of the drawer body, forming a semi-enclosed mounting space with an opening at the upper end between the cover plate and part of the mounting base and the rear wall of the drawer body.

4. The drawer of a washing machine according to claim 3, characterized in that: A reinforcing rib plate is provided on the corner of the rear wall of the drawer body, and the mounting structure is located between two opposite reinforcing rib plates extending up and down.

5. A drawer of a washing machine according to any one of claims 1 to 4, characterized in that: Also includes A drawer cover, the drawer cover being buckled on the opening of the drawer body; The drawer cover is buckled on the upper end of the recessed portion, and a semi-enclosed installation space with an opening at the lower end is formed between the drawer cover and the recessed portion, and is used to cover the upper part of the water level detection device.

6. The drawer of a washing machine according to claim 5, characterized in that: The edge of the drawer cover has a flange formed by bending and extending downward, the mounting structure is arranged at the upper end of the recessed portion, and part of the flange is buckled at the upper end of the mounting structure.

7. The drawer of a washing machine according to claim 6, characterized in that: The lower end of the partial flange abuts against the upper end of the cover plate of the mounting structure, and the flange and the cover plate cooperate to cover the water level detection device on the recessed portion.

8. The drawer of a washing machine according to claim 7, characterized in that: The partial flange is flush with the cover plate in the upper and lower parts.

9. The drawer of a washing machine according to claim 7, characterized in that: The middle portion between the two corners of the rear wall of the drawer body is fitted with the flange buckled at the upper end thereof; The mounting structure is arranged close to the middle portion of the rear wall, and the cover plate is integrally connected to the middle portion of the rear wall.

10. A washing machine, characterized in that: A drawer according to any one of claims 1 to 9.

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