CN114575121A

CN114575121A - Detergent feeding device and washing machine

Info

Publication number: CN114575121A
Application number: CN202011400381.4A
Authority: CN
Inventors: 于元元; 邱峰; 王京; 柳双龙
Original assignee: Qingdao Haier Washing Machine Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Washing Machine Co Ltd; Haier Smart Home Co Ltd
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2022-06-03

Abstract

The invention discloses a detergent feeding device which comprises a water box, wherein the water box is internally provided with a feeding box capable of being pulled outwards, the feeding box is provided with a ball capable of rotating relatively, and at least part of the ball protrudes out of the feeding box and is in rolling contact with the water box. Through the setting, to put in box pull in-process, utilize the ball to put in box and the mutual contact department of water box and provide rolling friction, reduce the resistance of putting in box pull in-process, and then reach and promote and put in the smooth and easy nature of box pull, promote the user and use the showing technological progress who experiences. Meanwhile, the invention also provides a washing machine provided with the detergent putting device.

Description

Detergent feeding device and washing machine

Technical Field

The invention relates to washing machine equipment in household appliances, in particular to a detergent feeding device for a washing machine.

Background

With the improvement of the quality of life of consumers, the washing machine has not left the lives of people. The detergent dispenser is an important part of a washing machine, and is generally installed in an existing washing machine. The existing detergent putting device is generally set as follows: the water box is connected with a water inlet pipe of the washing machine through a hose and is used for enabling inlet water of the washing machine to flow through; the water box is internally provided with a drawable putting box, and the putting box is filled with additives such as washing powder, laundry detergent, disinfectant, softener and the like to be put in, so that the additives can be flushed into the washing machine barrel by the water inflow flowing through the water box, and the treatment such as washing, soaking and the like of the load to be treated in the washing machine barrel is realized.

However, the existing detergent feeding device has the problems of labor waste, acerbity, unsmooth and the like in the drawing process of the feeding box in the using process, and the use experience of a user is influenced.

In view of the above, the present invention is particularly proposed.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provide a detergent feeding device to achieve the purposes of reducing friction force in the drawing process of a feeding box and improving the drawing smoothness of the feeding box.

In order to achieve the purpose of the invention, the basic concept of the technical scheme adopted by the invention is as follows:

the detergent feeding device comprises a water box, wherein a feeding box capable of being pulled outwards is installed in the water box, a ball capable of rotating relatively is installed on the feeding box, and at least part of the ball protrudes out of the feeding box and is in rolling contact with the water box.

Further, the top of puting in the box is equipped with the mounting groove that sets up the notch up, but ball relative rotation install in the mounting groove, the part of ball is from the notch protrusion in the box of puting in of mounting groove.

Furthermore, a retaining rib extending towards the center is arranged at the notch of the mounting groove, and the inner circumference radial dimension A of the retaining rib is smaller than the diameter D of the ball;

preferably, the radial dimension B of the inner section of the mounting groove is larger than the diameter D of the ball;

further preferably, (diameter of the ball D-inner circumference radial dimension A of the stop rib) 1/2 is more than or equal to the gap width between the inner wall of the water box and the outer wall of the throwing box.

Furthermore, the front end of the water box is provided with a stopping part which protrudes inwards and stops and limits the ball protruding part in the process of drawing the putting box out.

Furthermore, the mounting groove bottom is equipped with the elastic component who exerts outside removal drive power to the ball, and elastic component's upper end is inconsistent with the ball, the lower extreme links to each other with the mounting groove tank bottom.

Furthermore, the inner wall of the water box is provided with a slide way which extends along the drawing direction and into which the ball convex part is correspondingly inserted; the end part of the slideway is provided with a stopping part which protrudes downwards and corresponds to the opening of the end part of the closed slideway.

Further, the distance between the protruding end of the stopping part at the front end of the water box and the outer wall of the throwing box is smaller than or equal to the maximum deformation of the elastic assembly in the vertical direction.

Furthermore, the stopping part at the front end of the water box is a wedge-shaped bulge gradually narrowing from top to bottom, and two side surfaces of the wedge-shaped bulge along the drawing direction of the throwing box are inclined planes gradually inclining to the center of the wedge-shaped bulge from top to bottom.

Furthermore, the top surface, the left side and the right side of the throwing box are respectively provided with a ball, and the two balls are symmetrically arranged relative to the axis of the throwing box in the drawing direction;

preferably, the balls are provided at or near the rear side of the top surface of the drop box.

After adopting the technical scheme, compared with the prior art, the invention has the following beneficial effects:

1. through the setting, to put in box pull in-process, utilize the ball to put in box and the mutual contact department of water box and provide rolling friction, reduce the resistance of putting in box pull in-process, and then reach and promote and put in the smooth and easy nature of box pull, promote the user and use the showing technological progress who experiences. Meanwhile, as the ball is arranged on the contact surface of the water box and the throwing box, the ball can apply rolling friction in the drawing process of the throwing box and can also provide rolling friction when the throwing box generates vibration displacement perpendicular to the drawing direction, so that the vibration smoothness of the throwing box during the operation of the washing machine is ensured.

2. Through set up in ball matched with backstop portion on the water box to in the box of puting in outwards taking out the in-process, ball bulge and backstop portion are spacing contradicted, prevent to put in the box and take out too big and with the emergence of the water box circumstances of droing mutually.

3. Through with the ball through the assembly of elastic component elastic telescopic displacement about can on putting in the box for when putting in the box and taking out, only need outwards draw and put in the box, make the ball receive wedge backstop portion's inclined plane extrusion and overcome elastic component's elasticity after downwards moving, in order to realize that the ball sinks in the mounting groove, with backstop portion looks alternate, and then just can reach the result of use that will put in the box and take out fast.

The invention also provides a washing machine which is provided with any detergent putting device.

Meanwhile, the invention has simple structure and obvious effect and is suitable for popularization and application.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention to the right. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

FIG. 1 is a schematic structural diagram of a water box of a detergent dispensing device according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of an upper cover of a water box in an exploded state according to an embodiment of the present invention;

FIG. 3 is a bottom view of the upper cover of the water bucket in the embodiment of the present invention;

FIG. 4 is an enlarged schematic view of FIG. 2 at D in an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a dispensing box of the detergent dispensing device according to the embodiment of the present invention;

FIG. 6 is a schematic structural view of section A-A of FIG. 5 in an embodiment of the present invention;

fig. 7 is an enlarged schematic structural diagram at B of fig. 6 in the embodiment of the present invention.

Description of the main elements in the figures: 100. a water box; 200. a throwing box; 1. a ball bearing; 2. mounting grooves; 3. a slideway; 4. a stopper portion; 5. a throwing cavity; 6. an elastic component; 7. blocking ribs; 9. a housing; 10. an upper cover; 11. A water inlet; 12. and (7) a water outlet.

It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.

Detailed Description

In order to make the objects, 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 with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 7, in the embodiment of the present invention, a detergent dispensing device and a washing machine are introduced, where the detergent dispensing device includes a water box 100 fixedly installed on the washing machine; the inflow water flowing into the water inlet pipe of the washing machine flows into the water box 100 through the water inlet 11, and the water flowing through the water box 100 is injected into the tub of the washing machine through the water outlet 12, so as to perform treatments such as soaking, washing and the like on the load contained in the tub. Meanwhile, the drawable throwing box 200 is installed on the water box 100, the throwing box 200 is internally provided with a throwing cavity 5 for throwing additives such as washing powder, detergent, flavoring agent, disinfectant and the like, at least part of the inflow water flow of the washing machine flowing through the water box 100 flows through the throwing cavity, and the additives to be thrown in the cavity are flushed into the barrel of the washing machine along with the water flow to treat the load in the barrel.

In the embodiment of the invention, the washing machine is preferably a pulsator washing machine, a control panel seat is arranged at the upper part of a shell of the pulsator washing machine, an outer barrel with a barrel opening at the top is installed in the shell, an inner barrel capable of being driven by a motor to rotate is installed in the outer barrel, and a pulsator capable of rotating independently and jointly with the inner barrel can be installed in the inner barrel. The water box 100 is installed on a control panel seat of the pulsator washing machine, a clothes putting opening corresponding to the barrel opening is formed in the middle of the control panel seat, the front end of the water box 100 is correspondingly communicated with the clothes putting opening, and the water outlet of the water box 100 faces downwards, so that water flowing out of the water outlet of the water box 100 can directly flow into the inner barrel through the barrel opening of the inner barrel, and the purpose that the washing machine feeds water into the inner barrel through the water box 100 is achieved. Of course, the detergent feeding device in the embodiment of the invention is also suitable for other existing washing machines such as a drum washing machine.

As shown in fig. 1 to 2, in the embodiment of the present invention, the water box 100 includes a housing 9, and a water inlet 11 is formed at the top of the housing 9; the interior of the shell 9 is hollow to form a cavity for the inflow water flow of the washing machine to flow through; the bottom of the shell 9 is provided with a water outlet 12, and the water inflow into the shell 9 flows out through the water outlet 12 and flows into the washing machine barrel.

As shown in fig. 1 and 2, in the embodiment of the present invention, the housing 9 of the water box 100 may have a housing structure with an opening at only the front end, so that the opening can allow the drop box 200 to be inserted into the water box 100 from front to back or the water box 100 to be pulled out from back to front, and the top wall of the water box 100 is formed by the upper cover 10 fastened to the top of the housing 9; meanwhile, in the embodiment of the present invention, the housing 9 of the water box 100 may also be configured to have a structure (not shown in the drawings) with an open upper end, so that the water box 100 is mounted on the control panel seat, and the control panel seat is utilized to correspondingly close the open upper end of the housing 9, so that the top wall of the chamber formed inside the housing 9 of the water box 100 is formed by the control panel seat, and the top wall of the water box 100 is formed by the control panel seat, thereby still achieving the purpose of enclosing the housing 9 of the water box into a chamber structure with an open front end for the inflow water of the washing machine to flow through.

As shown in fig. 5 to 7, in the embodiment of the present invention, the ball 1 capable of rotating relatively is installed on the launch box 200, and at least a portion of the ball 1 protrudes from the launch box 200 and is in rolling contact with the water box 100, so that in the process of drawing the launch box 200, the ball 1 is utilized to provide rolling friction at the contact position between the launch box 200 and the water box 100, so as to reduce the resistance in the process of drawing the launch box 200, thereby achieving significant technical improvements of improving the drawing smoothness of the launch box 200 and improving the user experience. Meanwhile, since the balls are disposed at the contact surface between the water box 100 and the input box 200, the balls 1 may not only apply rolling friction during the drawing process of the input box 200, but also provide rolling friction when the input box 200 generates a vibration displacement perpendicular to the drawing direction, so that the washing machine may smoothly vibrate the input box 200 during operation.

In the embodiment of the present invention, the ball 1 is a spherical ball with a smooth surface, and is preferably made of a metal material.

In the embodiment of the invention, at least one throwing cavity 5 is arranged on the throwing box 200, the top of the throwing cavity 5 is provided with an opening, and a user can add additives into the throwing cavity from the opening after the throwing box 200 is drawn out of the water box 100; then, after the putting box 200 is pushed into the water box 100, the inflow water which can flow in from the top of the water box 100 can flow into the putting cavity 5 from the opening, the additive is flushed into the lower part of the water box 100 and then flushed into the washing machine barrel along with the outflow water which flows out from the water outlet, so as to realize the putting of the additive.

As shown in fig. 5 to 7, in the embodiment of the present invention, balls 1 are disposed on the top surface of the throwing box 200 at the intersection with the opening of the throwing cavity 5; preferably, the ball 1 is disposed at the outer circumference of the top surface of the drop box 200, so that the rolling force applied by the ball is far away from the center of the drop box 200, and the drawing smoothness is improved. Further preferably, in order to ensure that the balls can act on the dispensing box 200 and the water box 100 during the drawing process of the dispensing box 200, and to make the drawing operation of the dispensing box 200 smooth, the balls are generally disposed at the rear portion of the top surface of the dispensing box 200.

Meanwhile, as shown in fig. 5, in order to ensure the balanced stress on the left and right sides of the drop box 200, generally, a ball 1 is respectively disposed on the left and right sides of the top surface of the drop box 200, so that the stress on the left and right sides of the drop box 200 is balanced; preferably, the balls 1 disposed on the left and right sides of the launching box 200 are symmetrically arranged with respect to the axis of the drawing direction of the launching box 200, so that the left and right sides are kept consistent when the launching box 200 is at the drawing position.

In the embodiment of the present invention, the top of the dispensing box 200 is provided with an installation groove 2 with an upward notch, the ball 1 is relatively rotatably installed in the installation groove 2, and a part of the ball 1 protrudes from the notch of the installation groove 2 to the dispensing box 200, so that the ball 1 is in rolling contact with the top surface of the inner wall of the water box 100 during the drawing process of the dispensing box 200.

As shown in fig. 5 to 7, in the embodiment of the present invention, a retaining rib 7 extending toward the center is disposed at the notch of the mounting groove 2, and the inner circumferential radial dimension a of the retaining rib 7 is smaller than the diameter D of the ball 1, so that the ball 1 assembled in the mounting groove 2 is limited by the retaining rib 7, and the ball 1 is prevented from rolling out of the notch of the mounting groove 2.

In the embodiment of the invention, the notch of the mounting groove 2 can be provided with the blocking rib 7 only on one side or can be provided with the blocking ribs 7 on multiple sides respectively as shown in fig. 7, so that the side of the blocking rib 7 close to the center of the notch and the peripheral wall of the notch jointly enclose a through hole through which the ball 1 passes, and the aperture of the through hole forms the inner peripheral radial dimension of the blocking rib 7; it is also possible to provide a ring of annular blocking ribs 7 at the notch, so that the inner periphery of the annular blocking ribs 7 near the center of the notch forms through holes through which the balls 1 pass, and the diameter of the through holes forms the inner periphery radial dimension of the blocking ribs 7 (not shown in the drawings).

As shown in fig. 6 and 7, in the embodiment of the present invention, the radial dimension B of the inner cross section of the mounting groove 2 is greater than the diameter D of the ball 1, so that the ball 1 can rotate freely in the mounting groove 2, the limit of the inner wall of the mounting groove 2 on the ball 1 is reduced, and the rotational freedom of the ball 1 is further improved.

In the embodiment of the invention, (the diameter D of the ball 1-the inner circumferential radial dimension A of the stop rib 7) × 1/2 is more than or equal to the width of the gap between the inner wall of the water box 100 and the outer wall of the putting box 200, so that the protruding part of the ball 1 protruding out of the mounting groove 2 can be always kept in contact with the inner wall of the water box 100 in the drawing process, and the friction between the ball 1 and the protruding part is changed into rolling friction provided by the ball 1, thereby improving the smoothness of the drawing process of the putting box 200.

In the embodiment of the invention, the front end of the water box 100 is provided with a stopping part 4 which protrudes inwards and stops and limits the protruding part of the ball 1 in the process of drawing the putting box 200 out; backstop portion 4 and ball 1 at least partial coincidence along the projection of putting in box 200 pull direction, the lower extreme of backstop portion 4 is higher than the top surface setting of putting in box 200 to in putting in box 200 outwards taking out the in-process, ball 1 bulge contradicts with backstop portion 4 looks limit, prevents to put in box 200 and takes out too big and the emergence of the circumstances that drops mutually with water box 100.

As shown in fig. 6 and 7, in the embodiment of the present invention, an elastic component 6 for applying an outward movement driving force to the ball 1 is disposed at the bottom of the mounting groove 2, an upper end of the elastic component 6 abuts against the ball 1, and a lower end thereof is connected to a groove bottom of the mounting groove 2; the elastic component 6 can be any existing component that can provide elastic driving force, such as: resilient pads, springs, clips, and the like. Preferably, the elastic assembly 6 is described by taking an elastic gasket as an example, the elastic gasket covers the bottom of the mounting groove 2, and the distance between the top surface of the elastic gasket and the blocking rib 7 is smaller than the diameter D of the ball when the elastic gasket is in a free state, so that after the ball 1 is placed in the mounting groove 2, the ball 1 is always kept in a state of being abutted against the blocking rib 7 by the elastic force of the elastic gasket, and at least part of the ball 1 protrudes out of the mounting groove 2 and is kept in contact with the inner wall of the water box 100; preferably, the distance between the top surface and the rib 7 is smaller than the inner circumferential radial dimension a of the rib 7, and the above object can be achieved as well.

As shown in fig. 2 to 4, in the embodiment of the present invention, the inner wall of the water box 100 is provided with the slide way 3 extending along the drawing direction and into which the protruding portion of the ball 1 is inserted, so that the ball 1 is limited by the slide way 3 and kept at a relatively fixed position, and the ball 1 can be prevented from falling off on the premise of ensuring the stable rotation of the ball 1 as much as possible; meanwhile, the end of the slide way 3 is provided with a stopping part 4 which protrudes downwards and corresponds to the opening of the closed slide way end, so that when the putting box 200 is pulled along the slide way 3, the ball 1 is limited by the stopping part 4 to prevent the putting box 200 from being separated or pushed too deeply.

In the embodiment of the invention, the distance between the protruding end of the stopping portion at the front end of the water box 100 and the outer wall of the throwing box 200 is less than or equal to the maximum deformation amount of the elastic component 6 in the vertical direction, so that when the throwing box 200 is taken out for cleaning, only downward pressure is applied to the ball 1 on the throwing box 200 or the throwing box 200 is inclined, the ball 1 overcomes the elasticity of the elastic component 6 and sinks into the mounting groove 2, the purpose of taking out the throwing box 200 can be realized after the ball 1 and the stopping portion 4 are staggered, and the taking-out convenience of the throwing box 200 is greatly simplified.

As shown in fig. 3 and 4, in the embodiment of the present invention, the stopping portion 4 at the front end of the water box 100 is a wedge-shaped protrusion gradually narrowing from top to bottom, and both side surfaces of the wedge-shaped protrusion along the drawing direction of the drop box 200 are inclined surfaces gradually inclining from top to bottom toward the center of the wedge-shaped protrusion. Through setting up anterior backstop portion 4 to the wedge arch for when puting in box 200 and taking out, only need draw outwards and throw in box 200, make ball 1 receive the bellied inclined plane extrusion of wedge and overcome downstream behind the elasticity of elastic component 6, in order to realize ball 1 sinks into mounting groove 2, will throw in the result of use that box 200 takes out fast.

The above description is only for the preferred embodiment of the present invention, and not intended to limit the present invention in any way, and although the present invention has been disclosed by the preferred embodiment, it is not intended to limit the present invention, and those skilled in the art can make various changes and modifications to the equivalent embodiment without departing from the scope of the present invention.

Claims

1. The utility model provides a detergent is put in device, its includes, the box of puting in that can outwards pull is installed to water box, its characterized in that: the throwing box is provided with a ball which can rotate relatively, and at least part of the ball protrudes out of the throwing box and is in rolling contact with the water box.

2. A detergent delivery device as defined in claim 1, further comprising: the top of puting in the box is equipped with the mounting groove that sets up the notch up, but ball relative rotation install in the mounting groove, the part of ball from the notch protrusion in the box of puting in of mounting groove.

3. A detergent dispensing device as claimed in claim 2, wherein: a retaining rib extending towards the center is arranged at the notch of the mounting groove, and the radial dimension A of the inner periphery of the retaining rib is smaller than the diameter D of the ball;

4. A detergent delivery device as defined in any one of claims 1 to 3, further comprising: the front end of the water box is provided with a stopping part which protrudes inwards and stops and limits the protruding part of the ball when the putting box is pulled out.

5. A detergent delivery device as claimed in any one of claims 1 to 4, wherein: the installation slot bottom is equipped with the elastic component who exerts outside removal drive power to the ball, and elastic component's upper end is inconsistent with the ball, the lower extreme links to each other with the installation slot tank bottom.

6. The detergent dispensing device according to claim 5, wherein: the inner wall of the water box is provided with a slideway which extends along the drawing direction and is used for the ball convex part to be correspondingly inserted; the end part of the slideway is provided with a stopping part which protrudes downwards and corresponds to the opening of the end part of the closed slideway.

7. A detergent delivery device as claimed in claim 6, wherein: the distance between the protruding end of the stopping part at the front end of the water box and the outer wall of the throwing box is smaller than or equal to the maximum deformation of the elastic assembly in the vertical direction.

8. A detergent delivery device as claimed in claim 6, wherein: the stopping part at the front end of the water box is a wedge-shaped bulge gradually narrowed from top to bottom, and two side surfaces of the wedge-shaped bulge along the drawing direction of the throwing box are inclined planes gradually inclined from top to bottom towards the center of the wedge-shaped bulge.

9. A detergent delivery device as claimed in any one of claims 1 to 8, wherein: the top surface, the left side and the right side of the throwing box are respectively provided with a ball, and the two balls are symmetrically arranged relative to the axis of the throwing box in the drawing direction;

preferably, the ball is arranged at or near the rear side of the top surface of the dispensing box.

10. A washing machine characterized in that: a detergent dispensing device as claimed in any one of claims 1 to 9 is installed.