CN210990076U

CN210990076U - Dish washing machine

Info

Publication number: CN210990076U
Application number: CN201920722934.4U
Authority: CN
Inventors: 刘嘉龙; 陈权明; 麦伟添; 潘叶江
Original assignee: Vatti Co Ltd
Current assignee: Vatti Co Ltd
Priority date: 2019-05-20
Filing date: 2019-05-20
Publication date: 2020-07-14
Anticipated expiration: 2029-05-20

Abstract

The utility model discloses a dish washing machine, which comprises a shell with an inner cavity, and a door and basket combined component which is arranged in the shell and can move relative to the shell, wherein a control component is also arranged in the shell and is fixed on a bottom plate of the shell; and a driving assembly which can be controlled by the control assembly to realize the clutch with the door and basket combined component is also arranged in the shell, one part of the driving assembly is fixed on the bottom plate and is connected with the control assembly, and the other part of the driving assembly is fixed on the door and basket combined component. The utility model discloses drawer type dish washer door is manual when can solving the outage effectively or breaking down opens the problem that appears to can switch manual or automatic mode at any time according to the use scene.

Description

Dish washing machine

Technical Field

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

Background

At present, a door of a built-in dishwasher and a receiving basket for placing dishes, etc. are integrally connected, and the receiving basket is drawn out or introduced into an inner chamber of the dishwasher as the door is opened and closed. Most of the dish washing machines drive gears and racks to transmit through motors so as to realize automatic opening and automatic closing of doors, and are simple and convenient. However, the following problems also occur in this mode: when the dishwasher is powered off or fails, a user or a maintenance worker needs to manually open or close the door, and under the transmission structure that the motor drives the gear rack, the acting force of the user or the maintenance worker manually pushing or pulling the dishwasher door is very large, so that the normal work of a motor shaft is easily damaged, and the motor is further damaged; especially, when the drawer-type dishwasher door is completely pulled out, because the accommodating basket has certain weight, the gravity is totally concentrated at the front end to cause unbalanced stress, the gear is easy to be disengaged, and is separated from the rack, and the transmission is failed. This is also the reason why the rack and pinion drive method is not applied to embedded products.

SUMMERY OF THE UTILITY MODEL

In order to overcome the problems existing in the prior art, the utility model discloses a main object is to provide a dishwasher, which can effectively realize the switching of manual or automatic modes when the door of the dishwasher is opened or closed.

In order to achieve the above object, the utility model discloses specifically adopt following technical scheme:

a dishwasher comprises a shell with an inner cavity, and a door and basket combined component which is arranged in the shell and can move relative to the shell, wherein a control component is also arranged in the shell and is fixed on a bottom plate of the shell; and a driving assembly which can be controlled by the control assembly to realize the clutch with the door and basket combined component is also arranged in the shell, one part of the driving assembly is fixed on the bottom plate and is connected with the control assembly, and the other part of the driving assembly is fixed on the door and basket combined component.

Further, the driving assembly comprises a motor support, a motor, and a gear and a rack which can be engaged or separated under the control of the control assembly, the motor support is fixedly suspended on the bottom plate of the shell and connected with the control assembly, the motor is fixed on the motor support, the gear is fixed on an output shaft of the gear motor, and the rack is fixed at the bottom of the door and basket combined component.

Further, the motor support comprises a bottom support, two side rods and a transverse rod, one end of the bottom support is connected with the control assembly, the motor is fixed to the bottom support, the transverse rod is fixed to the bottom plate and located above the bottom support, the lower ends of the side rods are located on two upward sides of the bottom support and are fixed and offset, the bottom support is far away from one end of the gear, and the upper ends of the side rods are connected to the transverse rod in a hanging mode.

Furthermore, a support is arranged on a bottom plate of the shell, and the cross rod is fixed on the support.

Furthermore, the control assembly comprises a self-priming electromagnetic valve and a linkage piece which can be driven by the self-priming electromagnetic valve to move, the self-priming electromagnetic valve is fixed on the bottom plate in the shell, one end of the linkage piece is connected with the self-priming electromagnetic valve, and the other end of the linkage piece is connected with the driving assembly.

Further, the self-priming electromagnetic valve comprises an electromagnetic valve and an armature, and a spring is arranged between the electromagnetic valve and the armature.

Further, the control assembly further comprises a roller and a roller seat, the roller seat is fixed on the bottom plate of the shell, the roller is fixed on the roller seat, and the linkage part is a rope and is wound on the periphery of the roller.

Furthermore, the control assembly can also comprise an air cylinder and a linkage piece which can be driven by the air cylinder to move, the air cylinder is fixed on the bottom plate of the shell, one end of the linkage piece is connected with the piston rod of the air cylinder, and the other end of the linkage piece is connected with the driving assembly.

Compared with the prior art, the utility model discloses a drive assembly door, basket built-up components remove, can realize drawer type dish washer door effectively and open and close automatically, then pass through control assembly control drive assembly's clutch state, and then realized the switching control of manual or automatic mode of dish washer door, especially solve the problem of manual switch dish washer door under outage and the condition of breaking down, reducible motor wearing and tearing, increase of service life.

Drawings

FIG. 1 is a partial perspective view of a dishwasher in accordance with an embodiment of the present invention;

FIG. 2 is a front view of a control assembly and a drive assembly of a dishwasher in accordance with an embodiment of the present invention;

fig. 3 is a perspective view of a control assembly and a driving assembly of a dishwasher according to an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.

It should also be noted that the terms of orientation such as "axial direction", "up", "down", "inside", "outside", "one end" or "the other end" in the embodiments of the present invention are merely relative to each other or are referred to in the normal use state of the product, or are referred to based on the position shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be considered as limiting.

The embodiment of the utility model provides a dish washer at first, as shown in fig. 1, including casing (not shown), the casing have one end open-ended inner chamber, in this inner chamber, be equipped with the basket that holds that is used for placing tableware such as bowl, dish, the open position of inner chamber is provided with the dish washer door, the door with hold the basket and connect in an organic whole, constitute door, basket built-up components 1. With the door opened and closed, the door and basket assembly 1 is movable relative to the housing to allow the receiving basket to be drawn from and fed into the cavity for ease of placement and washing of the dishware. In the casing, still be provided with control assembly 3 and drive assembly 2, control assembly 3 fixes on the bottom plate 4 of casing bottom, and drive assembly 2 partly is fixed on bottom plate 4 and is connected with control assembly 3, and another part is fixed on door, basket sectional part 1, through control assembly 3 control, steerable door, basket sectional part 1 and drive assembly 2's clutch state, and then realize the switching of the manual or automatic mode of dishwasher door.

In the structure, when the control component 3 works, the driving component 2 is combined with the door and basket combined component 1, and belongs to an automatic control mode; when the control assembly 3 does not work, the driving assembly 2 is separated from the door and basket combined component 1, and belongs to a manual control mode.

The utility model discloses above-mentioned structure is through setting up control assembly 3 and drive assembly 2, can make drive assembly 2 under control assembly 3's control, during normal use state, makes 2 AND gates of drive assembly, the cooperation of basket built-up part 1, drives door, the removal of basket built-up part 1 by drive assembly 2, forms the automatic control mode. When the conditions such as power failure, fault and the like or actual needs occur, the driving assembly 2 is separated from the door and basket combined component 1, and the door and basket combined component 1 can be pulled out by hands to form a manual mode. At this moment, because door, basket composite member 1 no longer cooperate with drive assembly 2, can not lead to the damage to drive assembly 2 when door, basket composite member 1 pull out, can not cause the damage to the motor yet to realized the manual or automatic mode's of dishwasher door switching control.

As shown in fig. 2 and 3, the present invention provides a structure in which the driving assembly 2 includes a motor support 24, a motor 21, and a gear 22 and a rack 23 that can be engaged or separated under the control of the control assembly 3, the motor support 24 is movably disposed and fixed on the bottom plate 4 of the housing and connected to the control assembly 3 in a hanging manner, the motor 21 is fixed on the motor support 24, the gear 22 is fixed on the output shaft of the gear motor 21, and the rack 23 is fixed at the bottom of the door/basket assembly 1 and located above the gear 22. In the automatic mode, the motor 21 drives the gear 22 to rotate and is meshed with the rack 23 arranged at the bottom of the door and basket combined component 1, so that the door and basket combined component 1 is driven to move back and forth. In the manual mode, the motor support 24 is movably arranged and fixed in a hanging mode, so that the motor support 24 can swing under the control of the control assembly 3, the motor 21 is driven to swing axially, the gear 22 is disengaged from the rack 23 at the bottom of the door and basket combined component 1, and the door and basket combined component 1 can be manually opened and closed freely. In the automatic mode, because the gear 22 and the rack 23 are in a normally meshed state, even if the door and basket combined component 1 is completely pulled out, the rack 23 is upwarped under the action of gravity, and because of the action of the control assembly 3, the gear 22 can still be tightly meshed with the rack 23, the phenomenon of tooth disengagement and idling can not occur, and the working efficiency of the driving assembly 2 is improved.

In the above specific structure, the motor holder 24 includes a bottom support 241, two side rods 242 and a cross rod 25, wherein one end of the bottom support 241 is connected with the control component 3, the middle part is hollow, the motor 21 is fixed at the hollow position of the bottom support 241, so that the structure between the motor 21 and the bottom support 241 is compact, the installation space of two components is saved, and the layout of other components is facilitated. The cross rod 25 is fixed on the bottom plate 4 and is positioned above the bottom support 241, the lower ends of the two side rods 242 are arranged on the two upward sides of the bottom support 241, the bias is arranged at one end of the bottom support 241 far away from the gear 22, and the upper ends of the two side rods 242 are connected to the cross rod 25 in a hanging manner, so that the bottom support 241 provided with the motor 21 is fixed on the cross rod 25 in a hanging manner, and can swing around the cross rod 25 by taking the cross rod 25 as a fulcrum under the control of the control component 3, further the motor 21 can swing axially, and the gear 22 and the rack 23 are meshed or separated.

Further, a bracket 41 may be extended upward from the bottom plate 4 of the housing, and the cross bar 25 is fixed on the bracket 41, which facilitates the installation of the cross bar 25 and the arrangement of other components.

Referring to fig. 2 and fig. 3 again, in the specific structural design of the present invention, the control assembly 3 includes the self-priming solenoid valve 31 and the linkage 34 that can be driven to move by the self-priming solenoid valve 31, the self-priming solenoid valve 31 is fixed on the bottom plate 4 in the housing, one end of the linkage 34 is connected with the self-priming solenoid valve 31, the other end is connected with the driving assembly 2, and specifically can be connected with the bottom support 241 in the driving assembly 2. Since the self-priming solenoid valve 31 is movable and connected to one end of the linkage 34, and the other end of the linkage 34 is connected to the bottom support 241, when the self-priming solenoid valve 31 drives the linkage 34 to move, the bottom support 241 can swing around the cross bar 25 by the movement of the linkage 34, and the motor 21 swings axially, so that the gear 22 is engaged with or disengaged from the rack 23. In this way, the control assembly 2 drives the linkage bar 34 to move through the self-suction electromagnetic valve 31, so as to control the engagement and disengagement of the gear 22 and the rack 23, and then control the clutch state of the driving assembly 2, and finally complete the switching of the manual and automatic modes of the dishwasher door.

The self-priming solenoid valve 31 may specifically include a solenoid valve 311 and an armature 313, and a spring 312 is disposed between the solenoid valve 311 and the armature 313. When the electromagnetic valve 311 is electrified, the internal coil generates magnetic force to attract the armature 313, so that the spring 312 is compressed, the linkage bar 34 is driven to move towards the electromagnetic valve 311, the linkage bar 34 is tensioned, and the gear 22 is meshed with the rack 23; when the electromagnetic valve 311 is powered off, the magnetic force is removed, the armature 313 automatically resets under the action of the spring 312, the linkage bar 34 moves reversely, the linkage bar 34 loosens, and because the motor holder 24 and the motor 21 have certain weights and the two side rods 242 are biased on the bottom support 241, one end of the motor holder 24 and the motor 21 in the axial direction deflects downwards under the action of gravity, so that the gear 22 is separated from the rack 23.

Because the stroke of the self-suction electromagnetic valve armature 313 has a certain distance, the armature moves in a certain stroke under the action of magnetic force or reset, and the linkage strip 34 cannot be excessively tensioned, the force of the gear 22 on the rack 23 is moderate, the rack 23 cannot be extruded, and the service lives of the gear 22 and the rack 23 are prolonged. In the loose state, the gear 22 is separated and has a certain descending distance under the action of the linkage bar 34, so that the failure caused by the integral overturn of the motor support 24 can be prevented.

Further, the control assembly 3 further includes a roller 32 and a roller seat 33, the roller seat 33 is fixed on the bottom plate 4 of the housing, the roller 32 is fixed on the roller seat 33, the link 34 is a rope and can be wound around the roller 32, so that the driving assembly 2 can be arranged above the control assembly 3, the link 34 can change the moving direction through the roller 32, which is beneficial to the connection between the link 34 and the other end of the bottom support 241, and is beneficial to the spatial layout of the driving assembly 2 and the control assembly 3 in the housing.

As another implementation of the control assembly 3, the control assembly 3 may include a cylinder and a linkage (34), the cylinder is fixed on the bottom plate 4 of the housing, one end of the linkage 34 is connected with the cylinder piston rod, and the other end is connected with the bottom support 241 of the driving assembly 2. Thus, the linkage member 34 is moved by extending and retracting the piston rod of the cylinder, and the gear 22 is engaged with and disengaged from the rack 23. It should be understood that the control assembly 3 may also be other components, as long as the movement of the linkage 34 can be driven, and all fall within the scope of the present invention.

The utility model discloses specific working process as follows:

in the automatic mode, the electromagnetic valve 311 is energized, the internal coil generates magnetic force to attract the armature 313, the spring 312 is compressed, the linkage member 34 is pulled to move towards the electromagnetic valve 311, one end of the bottom support 241 of the motor support 24 rotates around the cross bar 25 under the action of downward pulling force, the motor 21 tilts close to one end of the gear 22, the gear 22 is meshed with the rack 23, and the motor 21 enters a combined state. Thus, the motor 21 drives the gear 22 to rotate, the gear 22 drives the rack 23 to move back and forth, and then the dishwasher door and basket combined component 1 is driven to move back and forth, so that the dishwasher door is automatically opened or closed.

When the power is cut off, the fault occurs or other conditions occur, the electromagnetic valve 311 is not electrified, magnetic attraction is not generated on the armature 313, the spring 312 is restored to be loosened and automatically reset, the linkage piece 34 is in a loosening state, the pulling force is reduced, the stress on one end of the bottom support 241 is reduced, and due to the offset arrangement of the two side rods 242, one end of the gear 22 can incline downwards under the action of the gravity of the motor 21 and the cross rod 25 serving as a fulcrum, so that the gear 22 is separated from the rack 23. Therefore, the user can freely push and pull the dishwasher door manually, the motor 21 can not be forced to rotate by too large external force, the damage to the inside is caused, and the service life is prolonged.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A dishwasher, comprising a housing having an inner cavity, and a door and basket assembly (1) disposed within the housing and movable relative to the housing, characterized in that a control assembly (3) is further disposed within the housing, the control assembly (3) being secured to a floor (4) of the housing; and a driving assembly (2) which can be controlled by the control assembly (3) to realize the clutch with the door and basket combined component (1) is also arranged in the shell, one part of the driving assembly (2) is fixed on the bottom plate (4) and is connected with the control assembly (3), and the other part of the driving assembly is fixed on the door and basket combined component (1).

2. The dishwasher of claim 1, characterized in that the drive assembly (2) comprises a motor support (24), a motor (21) and a gear (22) and a rack (23) which can be engaged or separated under the control of the control assembly (3), the motor support (24) is suspended and fixed on the bottom plate (4) of the housing and connected with the control assembly (3), the motor (21) is fixed on the motor support (24), the gear (22) is fixed on the output shaft of the motor (21), and the rack (23) is fixed on the bottom of the door and basket assembly (1).

3. The dishwasher of claim 2, characterized in that the motor holder (24) comprises a bottom support (241), two side bars (242) and a cross bar (25), wherein one end of the bottom support (241) is connected with the control component (3), the motor (21) is fixed on the bottom support (241), the cross bar (25) is fixed on the bottom plate (4) and is positioned above the bottom support (241), the lower ends of the two side bars (242) are fixed on two upward sides of the bottom support (241) and are offset from one end of the bottom support (241) far away from the gear (22), and the upper ends of the two side bars (242) are connected on the cross bar (25) in a hanging manner.

4. The dishwasher of claim 3, characterized in that a bracket (41) is provided on the floor (4) of the housing, the crossbar (25) being fixed to the bracket (41).

5. The dishwasher according to any one of claims 1 to 4, characterized in that the control assembly (3) comprises a self-priming solenoid valve (31) and a linkage (34) movable by the self-priming solenoid valve (31), the self-priming solenoid valve (31) is fixed on the bottom plate (4) in the housing, one end of the linkage (34) is connected with the self-priming solenoid valve (31), and the other end is connected with the driving assembly (2).

6. The dishwasher of claim 5, characterized in that the self-priming solenoid valve (31) comprises a solenoid valve (311) and an armature (313), a spring (312) being provided between the solenoid valve (311) and the armature (313).

7. The dishwasher of claim 5, wherein the control assembly (3) further comprises a roller (32) and a roller seat (33), the roller seat (33) being fixed to the floor (4) of the housing, the roller (32) being fixed to the roller seat (33), and the linkage (34) being a cable extending around a periphery of the roller (32).

8. The dishwasher of any one of claims 1 to 4, characterized in that the control assembly (3) comprises a cylinder and a linkage (34) movable by the cylinder, the cylinder is fixed on the bottom plate (4) of the housing, one end of the linkage (34) is connected with a piston rod of the cylinder, and the other end is connected with the drive assembly (2).