WO2020088286A1

WO2020088286A1 - Laundry detergent box and washing machine

Info

Publication number: WO2020088286A1
Application number: PCT/CN2019/112146
Authority: WO
Inventors: 丑作政; 庄儒营; 栾京武; 李强
Original assignee: 青岛海尔洗衣机有限公司
Priority date: 2018-10-30
Filing date: 2019-10-21
Publication date: 2020-05-07
Also published as: CN109183361B; CN109183361A

Abstract

Disclosed are a laundry detergent box and a washing machine. The laundry detergent box comprises a detergent feed box and a water inlet box which are arranged vertically, a lower end of the detergent feed box is located in a chamber of the water inlet box and is in communication with the water inlet box, a helical blade is rotationally arranged in the detergent feed box, the helical blade is used for delivering a detergent in the detergent feed box to the water inlet box, and a water outlet of the water inlet box is lower than a bottom face of the detergent feed box. The washing machine comprises the laundry detergent box.

Description

Detergent box and washing machine

This application requires the priority of the Chinese patent application filed on October 30, 2018, with the Chinese Patent Office, application number 201811277734.9, the entire content of the application is incorporated by reference in this application.

Technical field

The present application relates to the technical field of clothing treatment, for example, to a detergent box and a washing machine.

Background technique

With the improvement of people's living standards, washing machines have gradually become one of the essential appliances for family life. According to the rotation mode, the washing machine is divided into a drum washing machine and a pulsator washing machine. The drum washing machine and the fully automatic pulsator washing machine are usually provided with a detergent box for putting detergent into the inner drum, so that the externally added laundry liquid and softener Various detergents are flushed into the inner cylinder from the inlet water to clean and wash the clothes.

The detergent box provided by the related art is generally a horizontal pull-out structure. This detergent box includes an inlet chamber for inlet water and a material chamber provided in the inlet chamber for placing detergent. The water inlet cavity is connected, and the detergent in the material cavity is sucked into the water cavity by a siphon structure, so that the detergent and water are mixed and enter the inner cylinder of the washing machine.

With the detergent box of the above structure, there is a problem that the detergent in the detergent box is difficult to be completely discharged into the inner tub of the washing machine, resulting in the residual of detergent in the detergent box, which is not conducive to the cleaning of the detergent box, and the material box is easy to produce The detergent in the middle detergent deteriorates and affects the washing effect; at the same time, due to the communication between the feed chamber and the inlet chamber, the water in the inlet chamber will enter the feed chamber, making the powdered detergent easy to cause powder agglomeration and other problems. The agglomerated detergent is not easy to enter the water inlet cavity from the material cavity, causing the detergent to remain in the detergent box, or after entering the water inlet cavity, it cannot be effectively disintegrated and directly rushed into the inner cylinder of the washing machine, affecting Clothing washing effect.

Summary of the invention

The application provides a detergent box and a washing machine, which reduces the residual of detergent in the detergent box and improves the washing effect of clothes.

A detergent box includes a vertically installed washing material box and a water inlet box. The lower end of the washing material box is located in the cavity of the water inlet box and communicates with the water inlet box. A helical blade is rotatably provided, and the helical blade is configured to convey the detergent in the washing material box to the water inlet box, and the water outlet of the water inlet box is lower than the bottom surface of the washing material box.

The cavity of the washing cartridge is cylindrical, and the outer diameter of the spiral blade is equal to the inner diameter of the washing cartridge. The water inlet box is provided with a stirring impeller located below the washing material box, and the stirring impeller is rotatably connected with the washing material box or the water inlet box.

The rotating shaft of the spiral blade extends into the cavity of the water inlet box, and the stirring impeller is sleeved on the rotating shaft.

The distance between the stirring impeller and the cavity bottom of the water inlet box is 0-0.5mm.

Both sides of the lower end of the water inlet box are respectively provided with a water inlet and a water outlet. The water inlet is connected to the water source through the water inlet pipe, and the water outlet is connected to the inner tub of the washing machine through the water outlet pipe.

The stirring impeller includes at least two blades, and the at least two blades are evenly spaced along the circumference of the stirring impeller.

The detergent box further includes a cover body, and the upper ends of the washing material box and the water inlet box each have an opening, and the cover body is provided at an opening of the upper end of the washing material box or the water inlet box.

The cover body is rotationally locked with the washing material box or the water inlet box.

At least one of the bottom surface and the lower end side wall of the washing material box is provided with a mesh hole, and the washing material box and the water inlet box communicate with each other through the mesh hole.

The washing material box and the water inlet box are detachably connected.

The water inlet box includes an opening at the upper end and an accommodating part at the lower end, and the lower end of the washing cartridge extends into the accommodating part through the opening; the inner diameter of the accommodating part is larger than the washing cartridge The outer diameter of the receiving part, or the inner diameter of the accommodating portion and the outer diameter of the washing cartridge are interference fit, and there is a gap between the bottom of the water inlet box and the bottom of the washing cartridge.

The upper end of the opening is a tapered structure, and the lower end is a cylindrical structure, and the caliber of the lower end of the tapered structure is smaller than the caliber of the upper end of the tapered structure.

A washing machine includes the detergent box as described above.

The washing machine further includes a control panel seat and an upper cover hinged to the rear end of the control panel seat, the control panel seat includes a front portion of the plate seat located on the front side of the upper cover and a plate seat located on the rear side of the upper cover At the rear, the lower end of the detergent box is located in the front of the tray base or in the rear of the tray base.

The detergent box provided by this application is provided with a vertical water inlet box and a washing material box, and a spiral blade for pushing the detergent into the water inlet box is provided in the washing material box, so that the detergent can be pushed by the spiral blade Under the influence of its own gravity and into the water inlet box and mixed with water, it is conducive to the detergent in the washing material box to smoothly enter the water inlet box, reducing the detergent residue in the washing material box; meanwhile, the spiral blade can The powdered detergent is broken up to prevent the detergent from clumping in the washing box, so that the detergent can smoothly enter the water inlet box, which further reduces the residue of detergent in the washing box; The water outlet of the water box is set lower than the bottom surface of the washing material box, so that the detergent from the washing material box can be smoothly brought into the inner tub of the washing machine by the water flow, which is beneficial to reduce the residue of detergent in the water inlet box.

The washing machine provided by the present application can reduce the residue of detergent in the detergent box, is beneficial to keep the washing machine clean, and improves the washing effect of the laundry of the washing machine.

BRIEF DESCRIPTION

1 is a front view of a detergent box provided by an embodiment of this application;

2 is a top view of a washing machine provided by an embodiment of the present application.

The marks in the figure are as follows:

1- Detergent box; 2- Control panel base; 3- Upper cover; 4- Operation display panel; 5- Controller;

11-washing box; 12-inlet box; 13-cover; 14-impeller impeller; 15-inlet pipe; 16-outlet pipe; 17-spiral blade;

21-front of the base; 22-rear of the base;

121-opening part; 122-accommodating part; 131-lifting part.

detailed description

The present application will be described in further detail below with reference to the drawings and embodiments.

FIG. 1 is a front view of a detergent box 1 provided in this embodiment. As shown in FIG. 1, this embodiment provides a detergent box 1 including a vertically disposed washing material box 11 and a water inlet box 12, so The lower end of the washing material box 11 is located in the cavity of the water inlet box 12 and communicates with the water inlet box 12, a spiral blade 17 is rotatably provided in the washing material box 11, and the spiral blade 17 is used to wash the washing The detergent in the material box 11 is delivered to the water inlet box 12, and the water outlet of the water inlet box 12 is lower than the bottom surface of the washing material box 11.

The detergent box 1 provided in this embodiment is provided with a vertical water inlet box 12 and a washing material box 11, and a spiral blade 17 is provided in the washing material box 11 to push the detergent into the water inlet box 12, so that the detergent It can enter the water inlet box 12 and be mixed with water under the pushing force of the spiral blade 17 and its own gravity, which is beneficial to the detergent in the washing material box 11 smoothly entering the water inlet box 12 and reducing the washing material box 11 At the same time, the spiral blade 17 can break up the powdered detergent, preventing the detergent from clumping in the washing bin 11, so that the detergent can smoothly enter the water inlet box 12, further reducing The residual of detergent in the washing box 11; by setting the outlet of the water inlet box 12 to be lower than the bottom surface of the washing box 11, the detergent from the washing box 11 can be smoothly brought into the washing machine by the water flow In the inner cylinder, the residual of detergent in the water inlet box 12 is reduced.

Specifically, as shown in FIG. 1, the detergent box 1 further includes a cover 13, the upper ends of the washing material box 11 and the water inlet box 12 each have openings, and the lower end of the washing material box 11 extends from the opening of the upper end of the water inlet box 12 Insert into the cavity of the water inlet box 12. The water inlet box 12 is used for water inlet. The lower end of the water inlet box 12 is provided with a water inlet and a water outlet respectively. The water inlet is connected to the water source through the water inlet pipe 15 and the water outlet is connected to the inner tub of the washing machine through the water outlet pipe 16. The washing material box 11 is used to place detergent. The lower end of the washing material box 11 is provided with a mesh hole. The mesh hole communicates with the cavity of the water inlet box 12 and the cavity of the washing material box 11 to wash the washing material box 11 The agent flows into the water inlet box 12 to be mixed with water and enters the inner tub under the driving of the water flow.

In this embodiment, by providing a mesh opening structure, on the one hand, the washing material box 11 can be communicated with the water inlet box 12; on the other hand, agglomerated detergent can be prevented from flowing into the inlet water box 12 from the washing material box 11 Medium, improve the dissolving effect of detergent, thereby improving the washing effect. In this embodiment, a mesh hole may be provided only at the lower end of the washing material box 11, or a mesh hole may be provided on the side wall of the washing material box 11 located in the inner cavity of the water inlet box 12 simultaneously or separately.

In this embodiment, the inner cavity of the water inlet box 12 and the washing material box 11 are both cylindrical structures, which is beneficial to the installation of the washing material box 11 and the water inlet box 12 through interference fit, simplifying the water inlet box 12 and the washing material box The installation structure between 11 facilitates the separation of the water inlet box 12 and the washing material box 11, thereby facilitating the user to take out the washing material box 11 to clean the washing material box 11 or view the washing situation. In addition, the inner cavity of the water inlet box 12 and the washing material box 11 adopting the cylindrical structure can prevent the detergent from staying in the inner cavity compared with the inner cavity adopting the angular structure, which is helpful for reducing the detergent in the detergent box 1 Residue. In other embodiments, the washing material box 11 and the water inlet box 12 may also have other arbitrary shapes.

In this embodiment, the outer diameter of the spiral blade 17 is equal to the inner diameter of the washing cartridge 11, which is beneficial to increase the pushing effect of the spiral blade 17 on the detergent, and further reduce the residual of detergent in the washing cartridge 11.

In this embodiment, the water inlet box 12 and the washing material box 11 are detachably connected, which is beneficial to take out the washing material box 11 to view and add the detergent capacity in the washing material box 11, and to facilitate the user to view the inlet water Dissolving effect of detergent in box 12.

Specifically, the water inlet box 12 includes an opening 121 at the upper end and a receiving portion 122 at the lower end, and the lower end of the washing cartridge 11 extends into the receiving portion 122 through the opening 121. The opening 121 has an interference fit with the washing cartridge 11. The inner diameter of the accommodating portion 122 is larger than the outer diameter of the washing cartridge 11. The mixing effect between water and detergent. In other embodiments, the inner diameter of the accommodating portion 122 may also be interference fit with the outer diameter of the washing cartridge 11 while increasing the distance between the bottom of the water inlet box 12 and the bottom of the washing cartridge 11 to allow water to enter The box 12 has a sufficient water-holding space, which facilitates the dissolution and mixing of the detergent in the water inlet box 12.

In this embodiment, the upper end of the opening 121 is a tapered structure, and the lower end is a cylindrical structure, and the diameter of the lower end of the tapered structure is smaller than the diameter of the upper end of the tapered structure. Provide guidance for installation. And preferably, the lower end of the washing cartridge 11 has the same tapered structure as the upper end of the opening 121. In other embodiments, the opening 121 may also be a cylindrical structure that is interference fit with the washing cartridge 11.

In this embodiment, the washing material box 11 and the water inlet box 12 use an interference-fit plug-in connection. In other embodiments, the washing material box 11 and the water inlet box 12 may use a hook-up connection to make washing The material box 11 is suspended in the cavity of the water inlet box 12, for example, a hanging ear or a flange may be provided at the periphery of the upper port of the washing material box 11 so that the upper port of the washing material box 11 is hung on the water inlet box 12 at the upper port. In another embodiment, the washing material box 11 and the water inlet box 12 can also be connected by other detachable connection methods such as snap connection.

In this embodiment, a stirring impeller 14 is rotationally connected to the outer side of the bottom of the washing material box 11, and the stirring impeller 14 is located between the bottom of the washing material box 11 and the bottom of the water inlet box 12, so that the rotation of the stirring impeller 14 drives water and detergent Better mixing, improve the washing effect of clothes. In other embodiments, the stirring impeller 14 may be connected to the inner bottom of the water inlet box 12 in rotation.

In this embodiment, the rotation axis of the agitating impeller 14 is vertically arranged, which is beneficial to the connection of the agitating impeller 14 and the washing material box 11 or the water inlet box 12. In other embodiments, the rotation axis of the agitating impeller 14 may also be inclined or arranged vertically.

In this embodiment, the distance between the agitating impeller 14 and the bottom of the cavity of the water inlet box 12 is 0-0.5 mm, which is beneficial to make the water flow push the agitating impeller 14 to rotate.

In this embodiment, the stirring impeller 14 includes at least two blades, and the at least two blades are evenly spaced along the circumferential direction of the stirring impeller 14.

In this embodiment, the agitating impeller 14 can be driven by the water flow entering the water inlet box 12 to avoid additional driving structure and reduce the volume and structural complexity of the detergent box 1. In other embodiments, the stirring impeller 14 may also be driven by a driving mechanism such as a motor.

In this embodiment, the rotating shaft of the helical blade 17 extends into the cavity of the water inlet box 12, and the agitating impeller 14 is sleeved on the rotating shaft, so that the rotation of the agitating impeller 14 synchronously drives the rotation of the helical blade 17, which is beneficial to the spiral The rotation of the blade 17 simplifies the structure of the detergent box 1. In other embodiments, the spiral blade 17 may not be arranged coaxially with the stirring impeller 14. In this case, other driving components may be used to drive the spiral blade 17 to rotate independently of the stirring impeller 14 or artificially drive the spiral blade 17 to rotate.

In this embodiment, the upper end surface of the washing material box 11 may protrude from the upper end surface of the water inlet box 12. At this time, the cover 13 closes or opens the upper end opening of the washing material box 11. In other embodiments, the washing material box 11 may also be lower than or flush with the upper end surface of the water inlet box 12, in this case, the cover 13 may only close the upper opening of the washing material box 11 by snap-fit closing, or may be The upper end of the box 12 is closed by snap-fitting. By providing the cover 13, it is convenient for the user to put detergent into the box body or view the amount of detergent in the box body, which is beneficial to realize the timely addition of detergent by the user.

In this embodiment, the cover 13 is connected with the washing material box 11 or the water inlet box 12 in a form of rotation lock, which is simple and convenient to operate, and can prevent children from accidentally touching the detergent in the washing material box 11 to improve washing The safety performance of the cartridge 1. In other embodiments, the cover 13 and the washing material box 11 or the water inlet box 12 may be connected by a snap connection or other suitable methods.

The lid 13 is provided with a lifting portion 131, which is convenient for the user to operate the lid 13 and realize the locking or separating of the lid 13 and the box body. In this embodiment, the lifting portion 131 is a lifting handle provided on the upper end surface of the cover 13. In other embodiments, the lifting portion 131 may also be a concave structure provided on the upper end surface of the cover 13.

In this embodiment, the detergent may also be a liquid laundry detergent, a softener, etc., or a powdered laundry powder, etc. This embodiment does not specifically limit the type of detergent.

2 is a top view of a washing machine provided by an embodiment of the present application. As shown in FIG. 2, this embodiment also provides a washing machine including any of the detergent boxes in the above embodiments. The washing machine further includes a cabinet and an installation. The control panel base 2 on the top of the cabinet and the upper cover 3 hinged to the control panel base 2 are hinged to the rear end of the control panel base 2. An operation display panel 4 is provided on the upper end surface of the front part 21 of the tray base to facilitate the user to intelligently control the washing machine; a controller 5 is provided on the rear part 22 of the tray base, and the controller 5 is electrically connected to the buttons on the operation display panel 4, In order to select and control the operation of the washing machine according to the user's command on the operation display panel 4. The control panel base 2 has a clothes feed port for putting clothes, and the upper cover 3 can close or open the feed port. The box is provided with an outer bucket and an inner bucket provided in the outer bucket. The opening of the inner bucket corresponds to the clothing inlet. The bottom of the inner bucket is provided with a pulsator. Below the outer bucket is provided a driving device that drives the rotation of the pulsator and drainage for drainage system.

The control tray base 2 includes a tray base front portion 21 located on the front side of the upper cover 3 and a tray base rear portion 22 located on the rear side of the upper cover 3. The detergent box 1 is provided on the tray base front portion 21 or the tray base rear portion 22 . By installing the detergent box 1 on the front part 21 of the tray base or the rear part 22 of the tray base, the setting of the detergent box 1 can be separated from the upper cover 3, and the opening and closing of the upper cover 3 does not affect the use of the detergent box 1 and The user puts the detergent into the detergent box 1 so that the user can also put the detergent in the laundry washing process to improve the user's laundry experience.

In this embodiment, it is preferable that the water inlet box 12 is integrally formed with the control panel base 2, that is, the water inlet box 12 may be a mounting groove opened on the control panel base 2 or a box at least partially protruding on the upper end surface of the control panel base 2 Structure, which is beneficial to simplify the structure of the detergent box 1. In other embodiments, the water inlet box 12 may also be provided separately from the control panel base 2, and a slot or hole for installing the water inlet box 12 is opened on the control panel base 2 so that at least the lower end of the water inlet box 12 is embedded in In the slot or hole, the water inlet box 12 and the control panel base 2 are installed. Among them, the groove or hole on the control panel base 2 and the water inlet box 12 may be installed in an interference fit, or may be installed in a snap connection or other installation forms.

Claims

A detergent box includes a washing material box (11) and a water inlet box (12) which are vertically arranged, the lower end of the washing material box (11) is located in the cavity of the water inlet box (12) and is The water inlet box (12) is connected, and a spiral blade (17) is rotatably provided in the washing material box (11), and the spiral blade is configured to convey the detergent in the washing material box (11) to all In the water inlet box (12), the water outlet of the water inlet box (12) is lower than the bottom surface of the washing material box (11).
The detergent box according to claim 1, wherein the cavity of the washing cartridge (11) is cylindrical, and the outer diameter of the spiral blade (17) is equal to the inner diameter of the washing cartridge (11) .
The detergent box according to claim 1, wherein the water inlet box (12) is provided with a stirring impeller (14) located below the washing material box (11), the stirring impeller (14) and all The washing material box (11) or the water inlet box (12) is rotatably connected.
The detergent box according to claim 3, wherein the rotating shaft of the spiral blade (17) extends into the cavity of the water inlet box (12), and the stirring impeller (14) is sleeved on the On the axis of rotation.
The detergent box according to claim 3, wherein the distance between the stirring impeller (14) and the cavity bottom of the water inlet box (12) is 0-0.5 mm.
The detergent box according to claim 1, wherein the lower side of the water inlet box (12) is provided with a water inlet and a water outlet, the water inlet is connected to the water source through the water inlet pipe (15), and the water outlet is passed through the water outlet pipe (16 ) Connect the inner tub of the washing machine.
The detergent box according to any one of claims 4 to 6, wherein the agitating impeller (14) includes at least two blades, and the at least two blades are evenly spaced along the circumference of the agitating impeller (14) distributed.
The detergent box according to claim 1, further comprising a cover (13), the washing material box (11) and the water inlet box (12) both have openings at their upper ends, and the cover (13) covers It is provided at the opening of the upper end of the washing material box (11) or the water inlet box (12).
The detergent box according to claim 7, wherein the cover (13) is rotationally locked with the washing material box (11) or the water inlet box (12).
The detergent box according to claim 1, wherein at least one of the bottom surface and the lower end side wall of the washing material box (11) is provided with a mesh hole, the washing material box (11) and the inlet The water box (12) communicates through the mesh opening.
The detergent box according to claim 1, wherein the washing material box (11) and the water inlet box (12) are detachably connected.
The detergent box according to claim 11, wherein the water inlet box (12) includes an opening portion (121) at an upper end and a receiving portion (122) at a lower end, and a lower end of the washing material box (11) Extend into the accommodating portion (122) through the opening portion (121); the inner diameter of the accommodating portion (122) is larger than the outer diameter of the washing cartridge (11), or the diameter of the accommodating portion (122) The inner diameter is in interference fit with the outer diameter of the washing cartridge (11), and there is a gap between the bottom of the water inlet box (12) and the bottom of the washing cartridge (11).
The detergent box according to claim 12, wherein the upper end of the opening (121) is a tapered structure and the lower end is a cylindrical structure, and the caliber of the lower end of the tapered structure is smaller than that of the upper end of the tapered structure caliber.
A washing machine comprising the detergent box (1) according to any one of claims 1-13.
The washing machine according to claim 14, further comprising a control panel seat (2) and an upper cover (3) hinged to the rear end of the control panel seat (2), the control panel seat (2) includes a position on the upper cover (3) The front part of the tray base (21) on the front side and the rear part (22) of the tray base on the back side of the upper cover (3), and the lower end of the detergent box (1) is located on the front part of the tray base (21) or in the rear part (22) of the disk base.