CN211796312U

CN211796312U - Drawer dish washing machine

Info

Publication number: CN211796312U
Application number: CN201921472302.3U
Authority: CN
Inventors: 张永奎; 杨林; 侯琳; 郝素
Original assignee: Qingdao Haier Dishwasher Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Dishwasher Co Ltd; Haier Smart Home Co Ltd
Priority date: 2019-09-05
Filing date: 2019-09-05
Publication date: 2020-10-30
Anticipated expiration: 2029-09-05

Abstract

The utility model discloses a drawer dish washer, include: a box body; the drawer is arranged in the box body in a drawable manner; a driving structure for driving the drawing of the drawer; the driving structure comprises a gear, a driving motor used for driving the gear to rotate, and a rack matched with the gear. The driving device is arranged, so that the drawer can be automatically opened and closed, the labor intensity is reduced, and the operation is convenient; when the drawer needs to be opened or closed, the driving motor is started, so that the gear and the rack move relatively, and the drawer can be opened or closed.

Description

Drawer dish washing machine

Technical Field

The utility model belongs to the technical field of dish washer, concretely relates to drawer dish washer.

Background

The dish washer is used to automatically clean tableware, such as dish, chopsticks, dish, knife, fork, etc. and has less labor strength, high work efficiency and high cleanness and hygiene. At present, various small dishwashers are on the market, and are gradually entering ordinary households.

In order to facilitate the use of users, drawer type dish washing machines appear in the prior art, users can put tableware into the dish washing machine in a push-pull mode, and the operation is convenient. However, the opening and closing door of the existing drawer type dishwasher is completely pulled or pushed by hand, and when the tableware is more, the force required for pulling out the drawer in the initial stage is larger, and the operation is more laborious.

In addition, when the user misoperation or violently pull out the drawer, the problems that bowls and chopsticks in the drawer are collided and damaged or an operator is injured easily occur.

The above information disclosed in this background section is only for enhancement of understanding of the background of the application and therefore it may comprise prior art that does not constitute known to a person of ordinary skill in the art.

Disclosure of Invention

The utility model provides a drawer dish washer to foretell problem among the prior art, realizes that the automation of drawer is opened and is closed, reduces intensity of labour, convenient operation.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme to realize:

a drawer dishwasher, comprising:

a box body;

the drawer is arranged in the box body in a drawable manner;

a driving structure for driving the drawing of the drawer;

the driving structure comprises a gear, a driving motor used for driving the gear to rotate, and a rack matched with the gear.

Furthermore, a handle is arranged on the drawer, a pressure sensor is arranged on the handle, and when the pressure sensor bears pressure, the driving motor is started.

Furthermore, the drawer dishwasher also comprises a control system for adjusting the output power of the driving motor according to the pressure applied to the pressure sensor.

Further, the rack is arranged on the box body, and the gear and the driving motor are arranged on the drawer.

Furthermore, the rack is arranged on the drawer, and the gear and the driving motor are arranged on the box body.

Furthermore, the driving structure further comprises a rotating shaft connected with an output shaft of the driving motor, and the gear is arranged on the rotating shaft.

Furthermore, the two ends of the rotating shaft are provided with the gears.

Furthermore, the rotating shaft is sleeved with a left limiting disc and a right limiting disc, and the limiting discs are matched with the side edges of the racks to limit the position of the drawer in the left-right direction.

Further, the limiting disc is arranged on the inner side of the gear, and the outer diameter of the limiting disc is larger than that of the gear.

Furthermore, the limiting disc comprises an annular disc body, a conical fixing part and a limiting part, the conical fixing part is arranged on the inner diameter side of the disc body in an extending mode in the central direction of the limiting disc, the limiting part is arranged on the outer diameter side of the disc body in an extending mode, and a fixing hole matched with the rotating shaft is formed in the conical fixing part.

Further, the rotating shaft is disposed at the rear of the drawer.

Furthermore, an obliquely arranged connecting surface is arranged between the bottom surface and the side surface of the drawer, and part or all of the gear is positioned below the connecting surface.

Furthermore, the connecting surface comprises a first connecting plate extending downwards and inwards obliquely along the side surface and a second connecting plate extending downwards and inwards obliquely along the first connecting plate, and the second connecting plate is connected with the bottom surface.

Furthermore, the included angle between the first connecting plate and the horizontal plane is larger than the included angle between the second connecting plate and the horizontal plane.

Compared with the prior art, the utility model discloses an advantage is with positive effect: the driving device is arranged, so that the drawer can be automatically opened and closed, the labor intensity is reduced, and the operation is convenient; when the drawer needs to be opened or closed, the driving motor is started, so that the gear and the rack move relatively, and the drawer can be opened or closed.

Other features and advantages of the present invention will become more apparent from the following detailed description of the invention when read in conjunction with the accompanying drawings.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic structural view of an embodiment of a drawer dishwasher in accordance with the present invention;

FIG. 2 is a schematic diagram of the exploded structure of FIG. 1;

FIG. 3 is an enlarged schematic view of a portion of the structure of FIG. 2;

FIG. 4 is an enlarged schematic view of the gear of FIG. 3;

FIG. 5 is a schematic top view of the structure of FIG. 1;

fig. 6 is a schematic sectional view along the direction of a-a in fig. 5.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", and the like indicate directions or positional relationships based on the positional relationships shown in the drawings, and the direction close to the axis of the inner tube is "inner", whereas "outer" is used. The terminology is for the purpose of describing the invention only and is not intended to be limiting of the invention since it is not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation. Moreover, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1 to 6, an embodiment of a drawer dishwasher according to the present invention includes: the drawer type refrigerator comprises a refrigerator body 10, a drawer 20 and a driving structure 30, wherein the refrigerator body 10 is a cavity with a front opening, the drawer 20 is arranged in the refrigerator body 10 in a drawing mode, and the refrigerator body 10 is provided with a refrigerator bottom 11 and a refrigerator shell 12 buckled on the refrigerator bottom 11; the drawer 20 is provided with an inner container 21 with an upper opening, a drawer bottom 23 arranged at the lower part of the inner container, and a door body 22 arranged at the front end of the inner container 21, and a top cover 40 capable of sealing the upper opening of the inner container 21 is arranged in the box body 10; the driving structure 30 includes a gear 31, a driving motor 32 for driving the gear 31 to rotate, and a rack 33 matched with the gear 31. When the drawer 20 needs to be opened or closed, the driving motor 32 is started to enable the gear 31 and the rack 33 to move relatively, so that the drawer 20 is opened and closed, the labor intensity is reduced, and the operation is convenient.

For the control of the activation of the drive motor 32, it is possible to provide an activation button or key; in this embodiment, the handle 24 is arranged on the drawer 20, the pressure sensor is arranged on the handle 24 according to the use habit of the user, when the pressure sensor is pressed, the driving motor 32 is started, the drawer is automatically opened, the setting of a key is avoided, and the operation is simple and convenient.

When the drawer 20 is opened and closed, the user gives force to the handle 24 in different directions, and the control system controls the driving motor 32 to rotate forwards or backwards according to the force receiving direction, so that the drawer is pulled out or closed. And the control system can adjust the output power of the driving motor 32 according to the pressure applied to the pressure sensor, so that the drawer 20 can be opened quickly or slowly, and the output torque of the driving motor 32 can be controlled simply and effectively.

With regard to the arrangement of the gear 31 and the rack 33, the gear 31 and the rack 33 have relative movements, and thus it is certainly necessary to arrange them on two relatively movable parts of the cabinet 10 and the drawer 20, or to draw the drawer 20 relative to the cabinet 10 by means of the relative movements of the gear 31 and the rack 33. The gear 31 and the driving motor 32 can be arranged on the box body 10, and the rack 33 is arranged on the drawer 20; or a rack 33 is provided on the casing 10 and a gear 31 and a driving motor 32 are provided on the drawer 20.

In this embodiment, referring to fig. 3, a rack 33 is provided on the casing 10, and a gear 31 and a driving motor 32 are provided on the drawer 20. Two racks 33 are arranged on the left side and the right side in the box body 10, a left gear 31 and a right gear 31 are arranged on the rear side of the drawer 20, and a driving motor 32 is arranged and is used for driving the two gears 31 to rotate; it is preferable that the driving structure 30 further includes a rotation shaft 34 connected to an output shaft of the driving motor 32, and the gear 31 is provided on the rotation shaft 34. Through setting up rotation axis 34, realize that driving motor 32 passes through the drive to two left and right gears 31, realize drawer 20 in the ascending synchronous motion of left and right sides, be favorable to the stationarity of drawer 20 pull removal.

In other embodiments, a gear 31 may be provided on the drawer 20, and a rack 33 may be provided on the casing 10.

In order to further increase the stability of the drawer 20 during the drawing movement, a left limiting disc 35 and a right limiting disc 35 are sleeved on the rotating shaft 34, the limiting discs 35 are matched with the side edges of the rack 33 to limit the position of the drawer 20 in the left-right direction, the limiting discs 35 are located on the inner sides of the rack 33, the inner side edges of the rack 33 are matched with the limiting discs 35, the drawer 20 is prevented from shaking in the left-right direction during the drawing movement process, and the stability of the drawer 20 during the drawing movement is increased.

Referring to fig. 3 and 4, the limiting disc 35 is disposed on the inner side of the gear 31, the outer diameter of the limiting disc 35 is larger than the outer diameter of the gear 32, the limiting disc 35 is disposed adjacent to the gear 31, and the annular limiting portion 353 of the limiting disc 35, which extends out of the gear 31, cooperates with the inner side edge of the rack 33 to achieve limiting. The limiting disc 35 comprises an annular disc body 351, a conical fixing part 352 extending along the inner diameter side of the disc body 351 to the center direction of the limiting disc 35, and a limiting part 353 arranged along the outer diameter side of the disc body 351, wherein the conical fixing part 352 is provided with a fixing hole matched with the rotating shaft 34; by providing the tapered fixing portion 352, the force-receiving performance is increased, and the fixing firmness of the limiting disc 35 to the rotating shaft 34 is increased.

In this embodiment, referring to fig. 3, the rotating shaft 34 is disposed at the rear of the drawer 20, and an inclined connecting surface 233 is disposed between the bottom 231 and the side surface 232 of the drawer 20, specifically, the bottom 231 of the drawer 20 is disposed on the drawer bottom 23, an inclined connecting surface 233 is disposed between the bottom 231 and the side surface 232 of the drawer bottom 23, and a receiving space is defined between the connecting surface 233 and the inner wall of the box body, and the rack 33 may be disposed in the space, which is beneficial to maximizing the volume of the drawer and reasonably utilizing the space; meanwhile, the front side of the gear 31 is located below the connecting surface 233, that is, a part of the gear 31 is located below the connecting surface 233, which is beneficial to shortening the space occupied by the gear alone in the front-back direction and reasonable layout.

In other embodiments, smaller gears may be used such that the gears are all below the connecting surface 233.

The connecting surface 233 includes a first connecting plate 2321 extending obliquely downward and inward along the side surface 232, and a second connecting plate 2322 extending obliquely downward and inward along the first connecting plate 2321, the second connecting plate 2322 being connected to the bottom surface 231; the provision of two connected inclined surfaces is advantageous to increase the volume of the drawer 20 as much as possible. An included angle between the first connecting plate 2321 and a horizontal plane is larger than an included angle between the second connecting plate 2322 and the horizontal plane, and the width of the first connecting plate 2321 is set smaller than the width of the second connecting plate 2322; it is advantageous to maximize the volume of the drawer 20 while the receiving portion can be formed.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or that equivalents may be substituted for elements thereof; such modifications and substitutions do not depart from the spirit and scope of the present invention, which is claimed.

Claims

1. A drawer dishwasher, comprising:

a box body;

the drawer is arranged in the box body in a drawable manner;

a driving structure for driving the drawing of the drawer;

the driving structure comprises a gear, a driving motor for driving the gear to rotate and a rack matched with the gear;

the drawer is provided with a handle, the handle is provided with a pressure sensor, and when the pressure sensor bears pressure, the driving motor is started.

2. The drawer dishwasher of claim 1 further comprising a control system that adjusts the output power of the drive motor based on the amount of pressure experienced by the pressure sensor.

3. The drawer dishwasher of claim 1 wherein the rack is provided on the housing and the gear and drive motor are provided on the drawer.

4. The drawer dishwasher of any one of claims 1 to 3, wherein the driving structure further comprises a rotating shaft connected to an output shaft of the driving motor, the gear being provided on the rotating shaft.

5. The drawer dishwasher of claim 4, wherein the rotary shaft is sleeved with a left limiting disc and a right limiting disc, and the limiting discs are matched with the side edges of the rack to limit the position of the drawer in the left-right direction.

6. The drawer dishwasher of claim 5, wherein the limiting disk is disposed inside the gear, the limiting disk having an outer diameter greater than an outer diameter of the gear.

7. The drawer dishwasher of claim 5, wherein the limiting plate comprises an annular plate body, a conical fixing part extending along the inner diameter side of the plate body towards the center of the limiting plate, and a limiting part arranged along the outer diameter side of the plate body, wherein the conical fixing part is provided with a fixing hole matched with the rotating shaft.

8. The drawer dishwasher of any one of claims 1 to 3, wherein an obliquely arranged connection surface is provided between the bottom and the side of the drawer, the gear being located partially or completely below the connection surface.

9. The drawer dishwasher of claim 8, wherein the connection face comprises a first connection plate extending obliquely downward and inward along the side face, a second connection plate extending obliquely downward and inward along the first connection plate, the second connection plate being connected to the bottom face.