CN110946535A

CN110946535A - Dish washing machine

Info

Publication number: CN110946535A
Application number: CN201911367394.3A
Authority: CN
Inventors: 郭名威; 刘瑶; 黄进杰; 张林峰; 施国志; 李姗姗
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-04-03

Abstract

The present invention provides a dishwasher, comprising: a casing, inside which a spray arm cavity is arranged; the spray arm structure is positioned in the spray arm cavity and is rotatably connected to the water pipe, the spray arm structure comprises a spray arm and a spray arm seat, and the spray arm can rotate relative to the spray arm seat; and one end of the lifting structure acts on the shell, the other end of the lifting structure acts on the spray arm seat, and the lifting structure is suitable for pushing the spray arm structure to move in the spray arm cavity along the height direction. In the spray arm structure, spray arm self has certain injection scope, but can only set up in a certain specific altitude position, through setting up elevation structure for spray arm can move on the direction of height, spray arm self can spray water the action on a plurality of different altitude positions this moment, thereby can cover more corners, thereby can improve the cleaning performance of dish washer self effectively.

Description

Dish washing machine

Technical Field

The invention relates to the technical field of dish-washing machines, in particular to a dish-washing machine with a spraying coverage range.

Background

Dishwashers are common appliances in kitchens. In the prior art, dishwashers generally comprise: inner container, spray arm, pipeline, bowl and dish basket, etc. The dish basket is placed in the inner container and can move back and forth relative to the inner container. In a dishwasher, spray arms are the primary means of spraying water into a dish basket to wash dishes.

The spray arm of the dish washer provided in the prior art, it often all can set up the orifice on the spray arm, and water enters into the spray arm and from the orifice blowout, because orifice self slope sets up, therefore the water in the spray arm can drive the spray arm and take place to rotate to realize the spray operation of spray arm in certain extent. However, the spray arm in the prior art is often fixed on a specific height, and the cleaning range of the spray arm is limited, so that the spray arm is easy to cause a spraying dead angle, and further, partial area inside the dishwasher can not be effectively cleaned.

Disclosure of Invention

Therefore, the technical problem to be solved by the invention is to overcome the defect that the spraying arm of the dishwasher in the prior art has limited cleaning range, so that partial area can not be cleaned effectively.

To this end, the present invention provides a dishwasher, comprising: a casing, inside which a spray arm cavity is arranged; the spray arm structure is positioned in the spray arm cavity and is rotatably connected to the water pipe, and the water pipe is a corrugated pipe. The spray arm structure comprises a spray arm and a spray arm seat, and the spray arm can rotate relative to the spray arm seat; and one end of the lifting structure acts on the shell, the other end of the lifting structure acts on the spray arm seat, and the lifting structure is suitable for pushing the spray arm structure to move in the spray arm cavity along the height direction.

The invention provides a dishwasher, wherein the lifting structure is a telescopic rod.

The dishwasher provided by the invention further comprises: the spraying arm seat supporting plate is connected with the spraying arm seat and the lifting structure at the same time.

The invention provides a dish washing machine, wherein a spray arm seat is arranged at the central part of a spray arm seat supporting plate.

The invention provides a dish washing machine, wherein two groups of lifting structures are arranged on two sides of a spray arm seat.

According to the dish washing machine provided by the invention, the lifting structures are symmetrically arranged on two sides of the spray arm seat.

The invention provides a dishwasher, wherein one of the spray arm and the spray arm seat is provided with an accommodating cavity, and the other of the spray arm and the spray arm seat is provided with a bulge which is suitable for being embedded into the accommodating cavity.

According to the dish washing machine provided by the invention, the spray arm seat is provided with the upward accommodating cavity, and the spray arm is provided with the protruding part which is arranged towards the accommodating cavity.

According to the dishwasher provided by the invention, the accommodating cavity is internally provided with the clamping jaw, and the outer wall of the convex part is provided with the convex edge matched with the clamping jaw.

According to the dishwasher provided by the invention, the convex ribs and/or the claws are made of flexible materials.

The technical scheme of the invention has the following advantages:

1. the present invention provides a dishwasher, comprising: a casing, inside which a spray arm cavity is arranged; the spray arm structure is positioned in the spray arm cavity and is rotatably connected to the water pipe, the spray arm structure comprises a spray arm and a spray arm seat, and the spray arm can rotate relative to the spray arm seat; and one end of the lifting structure acts on the shell, the other end of the lifting structure acts on the spray arm seat, and the lifting structure is suitable for pushing the spray arm structure to move in the spray arm cavity along the height direction.

In the spray arm structure, spray arm self has certain injection scope, but can only set up in a certain specific altitude position, through setting up elevation structure for spray arm can move on the direction of height, spray arm self can spray water the action on a plurality of different altitude positions this moment, thereby can cover more corners, thereby can improve the cleaning performance of dish washer self effectively.

2. The invention provides a dishwasher, wherein the lifting structure is a telescopic rod. The telescopic rod has certain storage capacity, and the space occupied by the whole lifting structure can be reduced as far as possible while the spraying arm structure is ensured to complete lifting action.

3. The invention provides a dishwasher, further comprising: the spraying arm seat supporting plate is connected with the spraying arm seat and the lifting structure at the same time. Through setting up spray arm seat layer board, avoid elevation structure direct action on spraying the arm, when needs are changed or are washd spraying the arm, directly with spraying the arm dismantle get off can. Through setting up spray arm seat layer board, both can realize the lift of spray arm self, can also improve the dismantlement convenience of spray arm.

4. According to the dish washing machine provided by the invention, the two groups of lifting structures are arranged on the two sides of the spray arm seat, and the lifting structures can act on the two sides of the spray arm seat at the same time, so that the stability of the spray arm seat and the spray arm can be improved, and the cleaning capability of the whole spray arm structure can be ensured.

5. The invention provides a dishwasher, wherein one of the spray arm and the spray arm seat is provided with an accommodating cavity, and the other of the spray arm and the spray arm seat is provided with a bulge which is suitable for being embedded into the accommodating cavity.

Through the combination that holds chamber and bulge for spray arm self can carry out stable the rotation relatively spray arm seat, thereby can avoid spray arm to take place to rock at the rotation in-process, and then can improve spray arm self spray stability.

6. According to the dishwasher provided by the invention, the accommodating cavity is internally provided with the clamping jaw, and the outer wall of the convex part is provided with the convex edge matched with the clamping jaw.

The jack catch self has certain elasticity, is convenient for install and dismantle, and when the jack catch was connected on the spray arm, it can provide certain pretightning force to the spray arm simultaneously to drive the spray arm when the chamber rotation takes place the simultaneous movement when holding.

7. The invention provides a dishwasher, wherein a water pipe is a corrugated pipe. When the spray arm structure is driven by the lifting structure to lift, the water pipe adopting the corrugated pipe can lift along with the spray arm structure, and water entering the water pipe can be continuously and stably input into the spray arm structure at the moment, so that stable spraying operation of the spray arm structure is realized.

Drawings

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

FIG. 1 is a schematic view of the assembly between the spray arm structure and the lifting structure provided by the present invention;

FIG. 2 is a second structural diagram of the spray arm structure and the lifting structure according to the present invention;

fig. 3 is a schematic view of the connection between the spray arm structure and the spray arm seat supporting plate according to the present invention.

Description of reference numerals:

1-a spray arm; 11-a projection; 12-a rib; 13-spraying holes; 2-spraying arm seat; 21-a containing cavity; 22-a jaw; 3-a lifting structure; 4-spraying arm seat supporting plate; 5-a water pipe; 6-shell.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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 the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "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. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

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; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

Example 1

The present embodiment provides a dishwasher, as shown in fig. 1 and 2, including: a spray arm cavity is arranged in the shell 6; and the spray arm structure is positioned in the spray arm cavity and is rotatably connected to the water pipe (5), and in the embodiment, the water pipe (5) is a corrugated pipe. The spray arm structure comprises a spray arm 1 and a spray arm seat 2, and the spray arm 1 can rotate relative to the spray arm seat 2; and the lifting structure 3 acts on the shell 6 at one end and acts on the spray arm seat 2 at the other end, and the lifting structure 3 is suitable for pushing the spray arm structure to move in the spray arm cavity along the height direction.

In this embodiment, a through hole is formed in the spray arm base 2, and the water pipe 5 is connected to the spray arm through the through hole and supplies water to the spray arm. Meanwhile, the inclined spray holes 13 are formed in the spray arm, and water flow provides rotating power for the spray arm through the spray holes 13.

The dishwasher provided by the embodiment has the lifting structure 3 arranged below the spray arm structure, and the lifting structure can have a plurality of different structures.

As an embodiment of the lifting structure 3, it can directly adopt a hydraulic or pneumatic driving manner, and the hydraulic oil pushes the piston, and the piston further acts on the spray arm structure, thereby realizing the lifting of the spray arm structure.

As a modified embodiment, a mating structure of a rack and pinion may be adopted, the rack is acted on by a pinion, the rack itself is connected to a spray arm structure, and the rack is moved up or down by forward rotation or reverse rotation of a drive gear.

In a preferred embodiment, the lifting structure 3 is a telescopic rod. The telescopic rod has certain storage capacity, and the space occupied by the whole lifting structure 3 can be reduced as much as possible while the spraying arm structure is ensured to complete lifting action.

As a modification, the lifting structure 3 itself may adopt a scissor structure in addition to a rod structure, and the top end of the scissor structure acts on the spray arm structure to lift the spray arm structure.

Example 2

In this embodiment, the lifting structure 3 itself can directly act on the spray arm base 2, and the movable end of the lifting structure 3 can be connected to the spray arm base 2 in a welding and binding manner, and even can directly abut against the bottom of the spray arm base 2.

As a variant, the lifting structure 3 may act indirectly on the spray arm base 2, as shown in fig. 2, in which case a spray arm base support plate 4 may be provided, the spray arm base support plate 4 connecting both the spray arm base 2 and the lifting structure 3.

Through setting up spray arm seat layer board 4, avoid elevation structure 3 direct action on spraying the arm, when needs are changed or are washd spraying the arm, directly with spraying the arm dismantle get off can. Through setting up spray arm seat layer board 4, both can realize the lift of spray arm self, can also improve the dismantlement convenience of spray arm.

Specifically, the spray arm seat supporting plate 4 itself may be made of a metal material, or may be made of a plastic material, and the material itself is not limited too much, so long as it has a certain strength.

In this embodiment, as shown in fig. 1, the spray arm base 2 is disposed at a central portion of the spray arm base support plate 4. Meanwhile, the lifting structures 3 are two groups and are arranged on two sides of the spray arm seat 2. The lifting structure 3 can act on two sides of the spray arm seat 2 at the same time, so that the stability of the spray arm seat 2 and the spray arm can be improved, and the cleaning capability of the whole spray arm structure can be ensured.

In a preferred embodiment, the lifting structures 3 are symmetrically arranged at two sides of the spray arm seat 2, and correspondingly, the spray arm seat supporting plates 4 are also symmetrically arranged at two sides of the spray arm seat 2, so that the stability of the spray arm seat supporting plates 4 and the lifting structures 3 can be effectively improved by adopting a symmetrically designed structure, and the stability of the dishwasher in the cleaning process can be further ensured.

In the dishwasher provided by the embodiment, one of the spray arm and the spray arm seat 2 is provided with a containing cavity 21, and the other of the spray arm and the spray arm seat 2 is provided with a convex part 11 which is suitable for being embedded into the containing cavity 21.

Specifically, as shown in fig. 3, it is possible to select to provide the accommodating chamber 21 on the spray arm and then provide the projection 11 on the spray arm base 2; alternatively, the projection 11 is provided on the spray arm and the housing chamber 21 is provided on the spray arm base 2. In a preferred embodiment, the spray arm base 2 is provided with an accommodating cavity 21 facing upwards, the spray arm is provided with a protruding part 11 facing the accommodating cavity 21, and the spray arm can stably rotate relative to the spray arm base 2 through the matching between the accommodating cavity 21 and the protruding part 11, so as to ensure the stability of the washing action of the dishwasher.

In this embodiment, in order to achieve the connection stability between the spray arm base 2 and the spray arm, a claw 22 is provided in the accommodating chamber 21, and a convex rib 12 which is matched with the claw 22 is provided on the outer wall of the convex portion 11. When the projection 11 of the spray arm is inserted into the receiving cavity 21, the claw 22 will act on the rib 12, thereby acting as a stop. In this embodiment, one or both of the rib 12 and the latch 22 are made of a flexible material, so that the latch 22 can be easily detached from the rib 12. In this embodiment, the jack catch 22 has certain elasticity by itself, is convenient for install and dismantle, and when the jack catch 22 is connected on spray arm 1, it can provide certain pretightning force to spray arm 1 simultaneously to drive spray arm synchronous motion when the chamber rotates is held in the convenience.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.

Claims

1. A dishwasher, comprising:

a shell (6) in which a spray arm cavity is arranged;

the spray arm structure is positioned in the spray arm cavity and is rotatably connected to the water pipe (5), the spray arm structure comprises a spray arm (1) and a spray arm seat (2), and the spray arm (1) can rotate relative to the spray arm seat (2);

and one end of the lifting structure (3) acts on the shell (6), the other end of the lifting structure acts on the spray arm seat (2), and the lifting structure (3) is suitable for pushing the spray arm structure to move in the height direction in the spray arm cavity.

2. A dishwasher according to claim 1, characterized in that the lifting structure (3) is a telescopic bar.

3. The dishwasher of claim 1 or 2, further comprising: and the spraying arm seat supporting plate (4) is connected with the spraying arm seat (2) and the lifting structure (3) at the same time.

4. The dishwasher of claim 3, characterized in that the spray arm seat (2) is arranged in a central portion of the spray arm seat tray (4).

5. The dishwasher of claim 4, characterized in that the lifting structures (3) are in two groups and are arranged on both sides of the spray arm seat (2).

6. The dishwasher of claim 5, characterized in that the lifting structure (3) is symmetrically arranged on both sides of the spray arm seat (2).

7. The dishwasher of any one of claims 1 to 6, characterized in that one of the spray arm (1) and the spray arm holder (2) is provided with a receiving chamber (21), and the other of the spray arm and the spray arm holder (2) is provided with a protrusion (11) adapted to fit into the receiving chamber (21).

8. The dishwasher of claim 7, characterized in that the spray arm seat (2) is provided with an accommodation chamber (21) arranged upwards, and the spray arm (1) is provided with a projection (11) arranged towards the accommodation chamber (21).

9. The dishwasher of claim 8, characterized in that a pawl (22) is provided in the receiving chamber (21), and a rib (12) cooperating with the pawl (22) is provided on an outer wall of the protrusion (11).

10. A dishwasher according to claim 9, characterized in that the ribs (12) and/or the catches (22) are made of a flexible material.

11. The dishwasher of claim 1, characterized in that the water pipe (5) is a bellows.