CN110685121A

CN110685121A - Detergent feeding assembly and washing machine with same

Info

Publication number: CN110685121A
Application number: CN201911121577.7A
Authority: CN
Inventors: 李琦; 王九州; 陈明宇; 庞广海; 戴付兵
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-01-14

Abstract

The invention provides a detergent putting component and a washing machine with the same, wherein the detergent putting component comprises a putting box seat, a putting box and an electric control driving mechanism, wherein the putting box seat is provided with an installation space; the putting box is used for containing detergent and can be arranged in the mounting space in a sliding manner, and the putting box is provided with a driving matching end; the electric control driving mechanism is arranged on the releasing box seat and is provided with an active driving end matched with the driving matching end, and the active driving end is used for driving the releasing box to slide relative to the releasing box seat. The invention solves the problems that the detergent putting component in the prior art has unreasonable structure and poor operation convenience, and when the putting box is in an unstable position state in the putting box seat, a child can easily pull out the putting box, so that the washing machine has certain potential safety hazards in use.

Description

Detergent feeding assembly and washing machine with same

Technical Field

The invention relates to the technical field of household appliances, in particular to a structural improvement of a detergent putting component of a washing machine.

Background

In the prior art, a detergent putting component is usually arranged in a machine body of a washing machine, and the detergent putting component comprises a putting box seat and a putting box, wherein the putting box seat is fixedly arranged in the machine body, the putting box is connected with the putting box seat in a drawable manner, and when a user needs to add detergent into the putting box, the putting box needs to be manually drawn out from the putting box seat; then, adding a detergent into the feeding box; finally, manually pushing the throwing box containing the detergent into a throwing box seat; and then the washing function of the washing machine can be activated to wash the laundry.

The detergent putting component of the washing machine is unreasonable in structure, and when a user needs to add detergent into the putting box, the user can only operate the putting box in a manual pulling mode, so that the existing detergent putting component of the washing machine has the problem of poor operation convenience, the intelligent degree of the washing machine is low, the use convenience and practicability of the washing machine are influenced, and the use experience of the user on the washing machine is reduced; in addition, when the position state of the putting box in the putting box seat is unstable, children can easily draw out the putting box, and therefore the washing machine has certain potential safety hazards in use.

Disclosure of Invention

The invention mainly aims to provide a detergent putting component and a washing machine with the same, and aims to solve the problems that in the prior art, the detergent putting component of the washing machine is unreasonable in structure and poor in operation convenience, and when a putting box is in an unstable position state in a putting box seat, a child can easily pull out the putting box, so that the washing machine has certain potential safety hazards in use.

In order to achieve the above object, according to one aspect of the present invention, there is provided a detergent dispensing assembly comprising a dispensing cartridge holder, a dispensing cartridge, and an electrically controlled driving mechanism, wherein the dispensing cartridge holder has an installation space; the putting box is used for containing detergent and can be arranged in the mounting space in a sliding manner, and the putting box is provided with a driving matching end; the electric control driving mechanism is arranged on the releasing box seat and is provided with an active driving end matched with the driving matching end, and the active driving end is used for driving the releasing box to slide relative to the releasing box seat.

Further, a rack structure serving as a driving matching end is formed on the throwing box, the electric control driving mechanism comprises a driving part and a transmission part, the transmission part comprises a gear structure meshed with the rack structure, and the driving part is used for driving the gear structure to rotate.

Further, the driving part is a driving motor, the transmission part further comprises a transmission belt, the gear structure comprises a reduction gear and a power gear which are meshed with each other, an output shaft of the driving motor is connected with the reduction gear through the transmission belt, and the power gear is meshed with the rack structure.

Further, the reduction gear comprises a belt driving wheel and a first pinion which are coaxially arranged, the power gear comprises a first big gear and a second pinion which are coaxially arranged, the transmission belt is sleeved on the output shaft and the belt driving wheel, the first pinion is meshed with the first big gear, and the second pinion is meshed with the rack structure.

Furthermore, the detergent dispensing assembly further comprises a control board and a travel sensing switch, the control board is electrically connected with the driving motor, and the travel sensing switch is used for obtaining the position state of the dispensing box and sending a feedback signal to the control board so as to control the working state of the driving motor.

Further, the rack structure is located the bottom of putting in the box, and automatically controlled actuating mechanism is located the below of rack structure.

Further, put in box seat and include upper seat body and lower seat body, upper seat body and lower seat body detachably concatenation, and both enclose into installation space jointly, and installation space has open structure, puts in the box and stretches into in the installation space by open structure.

Further, be formed with the protruding slide rail structure in the installation space on the pedestal down, the slide rail structure is two, and two slide rail structures set up the both sides in the width direction of installation space relatively, and each slide rail is structural all to be provided with along its length direction interval a plurality of balls that set up, puts in the border at the width direction's of box both ends and the surface contact of a plurality of balls.

Furthermore, a guide groove structure protruding into the installation space is formed on the upper seat body, the guide groove structure extends along the length direction of the installation space, and the feeding box is provided with a guide convex rib extending into the guide groove structure.

According to another aspect of the present invention, there is provided a washing machine, including a machine body and a detergent putting component, the detergent putting component is disposed in the machine body, and the detergent putting component is the above detergent putting component.

By applying the technical scheme of the invention, the structure of the detergent putting component of the washing machine is optimized, so that the putting box is provided with a driving matching end, the putting box base is provided with the electric control driving mechanism, the electric control driving mechanism is provided with the active driving end matched with the driving matching end, when a user needs to add detergent into the putting box, the active driving end on the electric control driving mechanism is matched with the driving matching end on the putting box, so that the putting box is driven to slide out from the mounting space of the putting box base relative to the putting box base, the putting box is ensured to be exposed in front of the user, the user can put detergent conveniently, after the detergent is added, the active driving end on the electric control driving mechanism is matched with the driving matching end on the putting box, so that the putting box is driven to accurately extend into the mounting space of the putting box base, the putting box automatically moves out or extends into the mounting space of the putting box base in a sliding mode, the hands of the user are liberated in the sliding process of the putting box, and the intellectualization of the washing machine is improved, so that the use convenience and the practicability of the washing machine are ensured, and the use experience of the user on the washing machine is favorably improved; in addition, the installation stability of the putting box can be ensured, and the unstable position state of the putting box in the putting box seat due to manual operation is avoided, so that the putting box cannot be easily taken out by children, and the use safety of the washing machine is ensured.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 illustrates a schematic configuration of a washing machine according to an alternative embodiment of the present invention;

fig. 2 is a schematic view illustrating an internal structure of a detergent dispensing assembly of the washing machine of fig. 1;

FIG. 3 shows an enlarged schematic view at A in FIG. 2;

fig. 4 is a schematic structural view of a lower base body of a dispensing box base of the detergent dispensing assembly in fig. 2;

FIG. 5 shows a schematic structural view of a dispensing box of the detergent dispensing assembly of FIG. 2;

FIG. 6 shows a schematic cross-sectional view of the detergent dispensing assembly of FIG. 2;

FIG. 7 shows an enlarged schematic view at B in FIG. 6;

fig. 8 shows an enlarged schematic view at C in fig. 6.

Wherein the figures include the following reference numerals:

10. a throwing box seat; 11. an installation space; 20. a throwing box; 30. an electrically controlled drive mechanism; 21. a rack structure; 32. a gear structure; 31. a drive motor; 33. a drive belt; 322. a reduction gear; 323. a power gear; 311. an output shaft; 3221. a belt drive wheel; 3222. a first pinion gear; 3231. a first bull gear; 3232. a second pinion gear; 40. a travel sensing switch; 12. an upper base body; 13. a lower seat body; 131. a slide rail structure; 100. a ball bearing; 121. a guide groove structure; 22. a guide convex rib; 1. a body; 2. a detergent dispensing assembly; 24. a containing groove; 23. and (5) putting the box panel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In order to solve the problems that the detergent putting component of the washing machine in the prior art is unreasonable in structure and poor in operation convenience, and when the putting box is in an unstable position state in a putting box seat, a child can easily pull out the putting box, so that the washing machine has certain use safety hidden danger, the invention provides the detergent putting component and the washing machine, wherein as shown in figure 1, the washing machine comprises a machine body 1 and a detergent putting component 2, the detergent putting component 2 is arranged in the machine body 1, and the detergent putting component 2 is the detergent putting component described above and below.

As shown in fig. 2, the detergent dispensing assembly comprises a dispensing box base 10, a dispensing box 20 and an electrically controlled driving mechanism 30, wherein the dispensing box base 10 has an installation space 11; the putting box 20 is used for containing detergent, the putting box 20 is slidably arranged in the installation space 11, and the putting box 20 is provided with a driving matching end; the electric control driving mechanism 30 is disposed on the drop box base 10, and the electric control driving mechanism 30 has an active driving end matched with the driving mating end, and the active driving end is used for driving the drop box 20 to slide relative to the drop box base 10.

By optimizing the structure of the detergent putting component of the washing machine, the putting box 20 has a driving matching end, the electric control driving mechanism 30 is arranged on the putting box base 10, and the electric control driving mechanism 30 has an active driving end matched with the driving matching end, so that when a user needs to add detergent into the putting box 20, the active driving end on the electric control driving mechanism 30 is matched with the driving matching end on the putting box 20 to drive the putting box 20 to slide out of the installation space 11 of the putting box base 10 relative to the putting box base 10, the putting box 20 is ensured to be exposed in front of the user, the detergent is conveniently put by the user, after the detergent is added, the active driving end on the electric control driving mechanism 30 is matched with the driving matching end on the putting box 20 to drive the putting box 20 to accurately extend into the installation space 11 of the putting box base 10, and the putting box 20 automatically moves out or extends into the installation space 11 of the putting box base 10 in a sliding mode The hands of the user are liberated in the sliding process of the putting box 20, and the intellectualization of the washing machine is improved, so that the use convenience and the practicability of the washing machine are ensured, and the use experience of the user on the washing machine is favorably improved; in addition, the installation stability of the putting box 20 can be ensured, and the unstable position state of the putting box 20 in the putting box seat 10 caused by manual operation can be avoided, so that the children can not easily draw out the putting box 20, and the use safety of the washing machine can be ensured.

As shown in fig. 2 and 3, a rack structure 21 is formed on the drop box 20 as a driving mating end, and the electronic control driving mechanism 30 includes a driving portion and a transmission portion, the transmission portion includes a gear structure 32 engaged with the rack structure 21, and the driving portion is used for driving the gear structure 32 to rotate. Thus, the driving part on the electrically controlled driving mechanism 30 drives the gear structure 32 to rotate, and the gear structure 32 drives the rack structure 21 on the throwing box 20 engaged therewith to move, so that the rotational movement of the gear structure 32 is converted into the movement of the rack structure 21 through the transmission shaft, and further the sliding movement of the throwing box 20 relative to the throwing box base 10 is realized; in addition, the gear-rack transmission structure formed by the gear structure 32 and the rack structure 21 is compact, which is beneficial to the miniaturization design of the detergent putting component and avoids the detergent putting component occupying a larger space of the washing machine.

It should be noted that, in the present application, in consideration of the high rotation speed of the driving motor 31, in order to ensure that the dispensing cartridge 20 can smoothly and slowly move out of or extend into the installation space 11 installed in the dispensing cartridge base 10, as shown in fig. 3 and 4, the driving portion is the driving motor 31, the transmission portion further includes a transmission belt 33, the gear structure 32 includes a reduction gear 322 and a power gear 323 which are engaged with each other, the output shaft 311 of the driving motor 31 is connected with the reduction gear 322 through the transmission belt 33, and the power gear 323 is engaged with the rack structure 21. Like this, through setting gear structure 32 to the structural style including engaged with reduction gear 322 and power gear 323, reduction gear 322 plays the effect of reducing rotational speed to ensure that power gear 323 can steadily slowly mesh the transmission with rack structure 21, improved gear structure 32's transmission stationarity, ensure that the box 20 of puting in that holds the detergent can steadily slowly shift out or stretch into and install in the installation space of puting in box seat 10, avoid appearing the shake phenomenon and spilling and leaking the detergent because of puting in box 20 at the quick in-process that slides.

As shown in fig. 3 and 4, the reduction gear 322 includes a belt driving wheel 3221 and a first pinion 3222 coaxially disposed, and the power gear 323 includes a first large gear 3231 and a second small gear 3232 coaxially disposed, wherein the driving belt 33 is sleeved on the output shaft 311 and the belt driving wheel 3221, the first small gear 3222 is engaged with the first large gear 3231, and the second small gear 3232 is engaged with the rack structure 21. In this way, the output shaft 311 of the driving motor 31, the transmission belt 33, the belt driving wheel 3221, the first pinion 3222, the first large gear 3231 and the second pinion 3232 are ensured to form a two-stage reduction mechanism, and the requirement for reducing the rotation speed of the driving motor 31 is ensured to be met.

In the present application, the belt driving wheel 3221 and the first pinion 3222, which are coaxially disposed in the reduction gear 322, are integrally molded, or the belt driving wheel 3221 and the first pinion 3222 are assembled after being mounted on the same rotation shaft, respectively, to form the reduction gear 322.

In the present application, the first large gear 3231 and the second small gear 3232 of the power gear 323, which are coaxially disposed, are integrally molded, or the first large gear 3231 and the second small gear 3232 are assembled after being mounted on the same rotation shaft, respectively, to form the power gear 323.

As shown in fig. 2 and 4, the detergent dispensing assembly further includes a control board electrically connected to the driving motor 31, and a stroke sensing switch 40 for sensing a position state of the dispensing box 20 and sending a feedback signal to the control board to control an operating state of the driving motor 31. Thus, the control panel and the travel switch 40 are arranged to facilitate the intellectualization of the detergent dispensing assembly.

Specifically, when a user needs to add detergent into the dispensing box 20, the control board controls the driving motor 31 to rotate in a first direction, the output shaft 311 of the driving motor 31 drives the transmission belt 33 to rotate, the transmission belt 33 drives the reduction gear 322 to rotate, the first pinion 3222 of the reduction gear 322 is engaged with the first large gear 3231 of the power gear 323 to drive the power gear 323 to rotate, the second pinion 3232 of the power gear 323 is engaged with the rack structure 21 to transmit power to the rack structure 21, so as to ensure that the dispensing box 20 can move from the installation position to the fully open position in a sliding manner relative to the dispensing box base 10, the stroke sensing switch 40 acquires a signal that the dispensing box 20 is in the fully open position and feeds the received signal back to the control board, the control board controls the driving motor 31 to stop rotating, so as to ensure that the user adds detergent into the dispensing box 20, the throwing box 20 is always in a static state;

after the detergent is added, the control board controls the driving motor 31 to rotate in a second direction opposite to the first direction, the output shaft 311 of the driving motor 31 drives the transmission belt 33 to rotate, the transmission belt 33 drives the reduction gear 322 to rotate, the first pinion 3222 in the reduction gear 322 is meshed with the first large gear 3231 in the power gear 323 to drive the power gear 323 to rotate, the second pinion 3232 on the power gear 323 is meshed with the rack structure 21 to transmit power to the rack structure 21, it is ensured that the putting box 20 can move from a fully open position to an installation position in a sliding manner relative to the putting box base 10, the stroke induction switch 40 acquires a signal indicating that the putting box 20 is in the installation position and feeds the received signal back to the control board, the control board controls the driving motor 31 to stop rotating, and simultaneously the driving motor 31 is in a self-locking state, and the phenomenon that the driving motor 31 rotates in the first direction during washing of the washing machine to enable the putting box 20 to be moved from the installation position of The installation space 11 is moved out, and the installation reliability of the throw-in box 20 is ensured.

It should be noted that, in the present application, the detergent dispensing assembly provided in the present application further includes an alarm, and in the process that the dispensing box 20 slides from the fully open position to the installation position, when the user starts to start the washing function when the dispensing box 20 is not located at the installation position, the stroke inductive switch 40 obtains a signal that the dispensing box 20 is not located at the installation position, and feeds back the received signal to the control board, and the control board controls the alarm to send an alarm sound to prompt the user, so as to ensure the safety of the washing machine.

It should be noted that, in the present application, the detergent includes laundry detergent, softener and disinfectant, as shown in fig. 2 and 5, three holding tanks 24 are formed on the dispensing box 20, wherein one holding tank 24 is used for holding the laundry detergent, one holding tank 24 is used for holding the softener, and one holding tank 24 is used for holding the disinfectant.

It should be noted that, in the present application, considering that the top of the drop box 20 is formed with three slots 24, in order to avoid interference between the rack structure 21 and the slots 24, as shown in fig. 2 to 5, the rack structure 21 is located at the bottom of the drop box 20, and the electrically controlled driving mechanism 30 is located below the rack structure 21.

It should be noted that, in the present application, the rack structure 21 is integrally formed with the launch box 20, or the rack structure 21 is fixedly mounted to the bottom of the launch box 20 by welding or other connection means.

As shown in fig. 2 and fig. 6, the drop box base 10 includes an upper base 12 and a lower base 13, the upper base 12 and the lower base 13 are detachably connected, and they jointly enclose an installation space 11, the installation space 11 has an opening structure, and the drop box 20 extends into the installation space 11 through the opening structure. Thus, after the putting box 20 for containing the detergent extends into the installation space 11 through the opening structure, the upper seat body 12 covers the upper part of each containing groove 24, so that the effect of limiting the contained objects in the containing grooves 24 is achieved, and the detergent in the containing grooves 24 is prevented from leaking into the machine tank of the washing machine due to the vibration generated in the washing process of the washing machine.

It should be noted that, in the present application, the upper seat 12 and the lower seat 13 are snap-fitted by a snap structure.

As shown in fig. 6 and 7, the lower seat 13 is formed with two slide rail structures 131 protruding into the installation space 11, the two slide rail structures 131 are oppositely disposed on both sides of the installation space 11 in the width direction, each slide rail structure 131 is provided with a plurality of balls 100 disposed at intervals along the length direction thereof, and edges of both ends of the drop box 20 in the width direction contact outer surfaces of the plurality of balls 100. In this way, the arrangement of the plurality of balls 100 is beneficial to reducing the contact area between the edges of the two ends of the drop box 20 in the width direction and the slide rail structure 131 on the lower seat body 13, thereby reducing the frictional resistance between the two, and ensuring that the drop box 20 can smoothly and smoothly slide in the installation space 11 relative to the drop box seat 10.

It should be noted that, in this application, the balls 100 are made of wear-resistant self-lubricating materials, so as to avoid noise or jamming phenomenon generated during the movement of the drop box 20 in the installation space 11, and to avoid abrasion of the balls 100 due to long-term friction with edges at two ends of the drop box 20 in the width direction.

As shown in fig. 6 and 8, the upper housing 12 is formed with a guide groove structure 121 protruding into the installation space 11, the guide groove structure 121 extends along the length direction of the installation space 11, and the loading box 20 is formed with a guide rib 22 protruding into the guide groove structure 121. Like this, after the protruding muscle 22 of direction of puting in box 20 stretched into guide way structure 121, guide way structure 121 plays the guide effect to puting in box 20, ensures that the central line of puting in box 20 and the coincidence of the central line of puting in box seat 10 to guarantee to puting in box 20 and can stretch into accurately and install the installation space 11 of puting in box seat 10, improved the installation accuracy of puting in box 20.

It should be noted that, in the present application, as shown in fig. 2 and 5, one end of the dispensing box 20, which is far away from the holding tank 24, is provided with a dispensing box panel 23, so that when the dispensing box 20 is located in the installation space 11, an outer surface of the dispensing box panel 23 is flush with an outer surface of the washing machine body 1, which is beneficial to improving an overall aesthetic appearance of the washing machine.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular is intended to include the plural unless the context clearly dictates otherwise, and it should be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A detergent dispensing assembly, comprising:

a drop box base (10), wherein the drop box base (10) is provided with an installation space (11);

a dosing box (20), wherein the dosing box (20) is used for containing detergent, the dosing box (20) is arranged in the installation space (11) in a sliding manner, and the dosing box (20) is provided with a driving matching end;

the electronic control driving mechanism (30), the electronic control driving mechanism (30) is arranged on the throwing box seat (10), the electronic control driving mechanism (30) is provided with an active driving end matched with the driving matching end, and the active driving end is used for driving the throwing box (20) to slide relative to the throwing box seat (10).

2. Detergent dispensing assembly according to claim 1, wherein a rack structure (21) is formed on the dispensing box (20) as the drive engaging end, and the electrically controlled drive mechanism (30) comprises a drive part and a transmission part, the transmission part comprising a gear structure (32) engaging with the rack structure (21), the drive part being configured to drive the gear structure (32) to rotate.

3. The detergent dispensing assembly according to claim 2, wherein the driving part is a driving motor (31), the transmission part further comprises a transmission belt (33), the gear structure (32) comprises a reduction gear (322) and a power gear (323) which are engaged with each other, the output shaft (311) of the driving motor (31) is connected with the reduction gear (322) through the transmission belt (33), and the power gear (323) is engaged with the rack structure (21).

4. The detergent dispensing assembly according to claim 3,

the reduction gear (322) comprises a belt driving wheel (3221) and a first pinion (3222) which are coaxially arranged,

the power gear (323) comprises a first large gear (3231) and a second small gear (3232) which are coaxially arranged, wherein,

the transmission belt (33) is sleeved on the output shaft (311) and the belt driving wheel (3221), the first pinion (3222) is meshed with the first gearwheel (3231), and the second pinion (3232) is meshed with the rack structure (21).

5. The detergent dispensing assembly according to claim 3, further comprising a control board electrically connected to the driving motor (31) and a stroke sensing switch (40), wherein the stroke sensing switch (40) is configured to know a position state of the dispensing box (20) and send a feedback signal to the control board to control an operating state of the driving motor (31).

6. Detergent dispensing assembly according to claim 2, wherein the rack structure (21) is located at the bottom of the dispensing box (20) and the electronically controlled drive mechanism (30) is located below the rack structure (21).

7. A detergent dispensing assembly as claimed in claim 1, wherein the dispensing box holder (10) comprises an upper holder body (12) and a lower holder body (13), the upper holder body (12) and the lower holder body (13) are detachably connected and together enclose the mounting space (11), the mounting space (11) has an opening structure, and the dispensing box (20) extends into the mounting space (11) through the opening structure.

8. The detergent dispensing assembly according to claim 7, wherein two slide rail structures (131) protruding into the installation space (11) are formed on the lower base (13), the two slide rail structures (131) are oppositely disposed on two sides of the installation space (11) in the width direction, each slide rail structure (131) is provided with a plurality of balls (100) disposed at intervals along the length direction thereof, and edges of two ends of the dispensing box (20) in the width direction contact outer surfaces of the plurality of balls (100).

9. A detergent dispensing assembly as claimed in claim 7, wherein the upper housing (12) is formed with a guide groove structure (121) protruding into the mounting space (11), the guide groove structure (121) extending along the length of the mounting space (11), and the dispensing box (20) is formed with a guide rib (22) protruding into the guide groove structure (121).

10. A washing machine, characterized by comprising a machine body (1) and a detergent dispensing assembly (2), said detergent dispensing assembly (2) being arranged inside said machine body (1), said detergent dispensing assembly (2) being a detergent dispensing assembly according to any one of claims 1 to 9.