CN107137039B

CN107137039B - Dish washing machine

Info

Publication number: CN107137039B
Application number: CN201710337484.2A
Authority: CN
Inventors: 李春宏; 李曙光; 单帅
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2017-05-15
Filing date: 2017-05-15
Publication date: 2020-01-31
Anticipated expiration: 2037-05-15
Also published as: CN107137039A

Abstract

The invention provides dish washers, which comprises a liquid supply pipeline, a spray arm and an adjusting structure arranged between the liquid supply pipeline and the spray arm, wherein the liquid supply pipeline is communicated with the spray arm through the adjusting structure, the adjusting structure is used for adjusting the installation position of the spray arm on the liquid supply pipeline, the adjusting structure comprises an adjustable part which is arranged on the spray arm and is positioned at a water inlet of the spray arm, the adjustable part is connected with the water inlet of the spray arm in a sealing way through a sealing part, the adjustable part is connected with the liquid supply pipeline in a sealing way through a second sealing part, and the sealing part and/or the second sealing part are/is fixedly connected with the adjustable part in a non-detachable way.

Description

Dish washing machine

Technical Field

The invention relates to the technical field of household appliances, in particular to dish washing machines.

Background

Dish washer on the market has a lot of big or small specifications according to tableware cover number, mounting means etc, wherein the dish washer of various specifications places the height of tableware also has the difference, the inside space of inner bag has also received the restraint, for equitable application bowl basket inner space, satisfy the not tableware requirement of washing of co-altitude, adopt the mode of direct regulation bowl basket height among the prior art usually, satisfy the washing requirement of co-altitude tableware, adjust the mounting height of spray arm simultaneously, this just needs to set up the regulation structure between the feed pipe way of spray arm and dish washer and realizes the adjustment of spray arm mounting height, current regulation structure is the combination of a plurality of parts usually, and each part structure is more loaded down with trivial details, relation of connection or cooperation are too much, there are production and assembly efficiency low, the problem that the water route is sealed not tight.

Disclosure of Invention

In view of the above, the object of the present invention is to provide dishwashers which are simple in structure and easy to assemble.

The dishwasher comprises a liquid supply pipeline, a spraying arm and an adjusting structure arranged between the liquid supply pipeline and the spraying arm, wherein the liquid supply pipeline is communicated with the spraying arm through the adjusting structure, the adjusting structure is used for adjusting the installation position of the spraying arm on the liquid supply pipeline, the adjusting structure comprises an adjustable part which is arranged on the spraying arm and is positioned at a water inlet of the spraying arm, the adjustable part is in sealing connection with the water inlet of the spraying arm through a sealing part, the adjustable part is in sealing connection with the liquid supply pipeline through a second sealing part, the sealing part and/or the second sealing part is in non-detachable fixed connection with the adjustable part, the adjustable part comprises a second connecting part used for being connected with the liquid supply pipeline and a matching part matched with the water inlet of the spraying arm, the 3892 sealing part is positioned between the matching part and the water inlet of the spraying arm, the sealing part and the second sealing part are formed on the adjustable part through injection molding, the sealing part is distributed at the matching position and the second sealing part is used for being matched with the central sealing part 38763 when the second sealing part is matched with the central sealing part 6778, and the second sealing part is formed through injection molding;

the regulation structure is still including setting up mounting on the liquid supply pipeline, adjustable piece passes through the mounting with the liquid supply pipeline is connected, adjustable piece is in the mounted position that has two at least differences on the mounting, openings have been seted up on the liquid supply pipeline, the mounting include with the connecting pipe that the opening is linked together, adjustable piece includes two at least not co-altitude second connecting pipes, the connecting pipe can with co-altitude the second connecting pipe is pegged graft, in order to adjust the mounting height of spray arm, the mounting still includes to set up respectively connecting pipe top and below third connecting pipe, wherein when the second connecting pipe with when the connecting pipe is pegged graft, all the other the second connecting pipe is pegged graft with the third connecting pipe that corresponds the height, and the free end of connecting pipe, third connecting pipe or second connecting pipe is provided with the direction section, the direction section is the tip and is the outside awl section that enlarges gradually.

Preferably, the th seal and the second seal are formed on the adjustable member by two-shot molding.

Preferably, the second connecting portion and the matching portion are -body structures.

Preferably, the second sealing portion is disposed between the th connection pipe and the second connection pipe.

Preferably, the fixing member further includes a fixing portion detachably disposed on the liquid supply line, and the th connection pipe and the third connection pipe are disposed on the fixing portion.

Preferably, the dishwasher further comprises an th dishwasher rack with an adjustable position, the spray arm being connected to the th dishwasher rack in a snap-fit manner, and/or,

a support structure is provided on the spray arm, and the spray arm is supported on the dishwasher basket by the support structure.

Preferably, the dishwasher further comprises a second dishwasher rack disposed below the th dishwasher rack, the spray arm being disposed at the bottom of the th dishwasher rack.

The dish washer comprises an adjusting structure for adjusting the height of the spray arm, and the adjusting structure comprises an adjustable part, wherein the adjustable part is in sealing connection with the liquid supply pipeline and the spray arm through a second sealing part and an sealing part respectively, and the sealing part and the second sealing part are in non-detachable fixed connection with the adjustable part.

Drawings

The above and other objects, features and advantages of the present invention will become more apparent from the following description of the embodiments of the present invention with reference to the accompanying drawings, in which:

FIG. 1 is an internal assembly view of a dishwasher having an level spray arm therein according to the internal structure of the dishwasher of the present invention;

FIG. 2 is a schematic view of the condition of FIG. 1 without the dishwasher rack installed;

FIG. 3 is an internal assembly view of the dishwasher having spray arms at another levels according to the internal structure of the dishwasher of the present invention;

FIG. 4 is a schematic view of the condition of FIG. 3 without the dishwasher rack installed;

FIG. 5 is a schematic illustration of the internal structure of a dishwasher in accordance with the present invention in an unassembled state without the dishwasher basket installed;

FIG. 6 is a cross-sectional view of the internal structure of the dishwasher of the present invention without the basket installed;

FIG. 7a is a partial perspective view of a liquid supply line in the internal structure of the dish washer according to the present invention;

FIG. 7b is a perspective view of a fixing member of the adjusting mechanism of the inner structure of the dish washer according to the present invention;

FIG. 7c is a perspective view of an adjustable member of the adjusting mechanism of the internal structure of the dish washer according to the present invention;

FIG. 7d is a perspective view of the spray arm of the dishwasher according to the present invention;

FIG. 8 is a schematic view of the connection between the basket and the spray arm of the dishwasher according to the present invention.

Detailed Description

Various embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. Like elements in the various figures are denoted by the same or similar reference numerals. For purposes of clarity, the various features in the drawings are not necessarily drawn to scale. Unless the context clearly requires otherwise, throughout the description and the claims, the words "comprise", "comprising", and the like are to be construed in an inclusive sense as opposed to an exclusive or exhaustive sense; that is, what is meant is "including, but not limited to".

In the description of the present invention, it is to be understood that the terms "", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in FIGS. 1 and 3, the present application provides dishwasher comprising a washing chamber (not shown), a hydraulic system (not shown) for supplying washing liquid into the washing chamber, a liquid supply line 1 disposed on an inner wall of the washing chamber and connected to the hydraulic system, a spray arm and a dishwasher basket, wherein the hydraulic system applies the washing liquid into the liquid supply line 1, the washing liquid flowing from the liquid supply line 1 flows into the spray arm, and the spray arm sprays the washing liquid onto dishes on the dishwasher basket from above the dishwasher basket to complete a process of washing the dishes of the dishwasher.

the dishwasher basket 4 is arranged to be adjustable in position, for example, adjustable in height, by adjusting the height of the dishwasher basket 4, the distance between the dishwasher basket and the corresponding spray arm is increased to meet the requirement of cleaning tableware of different heights, specifically, when tableware with higher height needs to be placed on the dish washer basket 4, the height of dish washer basket 4 is adjusted downward to increase the distance between dish washer basket 4 and spray arm 3' to complete the washing of tableware on dish washer basket 4, similarly, when tableware with higher height needs to be placed on the second basket (not shown in the figure), the height of dish washer basket 4 is adjusted upward to increase the distance between the second dish washer basket and spray arm 3 to complete the cleaning of tableware on the second dish washer basket, thus, the position of spray arm 3 needs to be adjustable, for this purpose, as shown in fig. 2, fig. 4-6 and fig. 7c, fig. 7b, the invention also includes an adjusting structure for adjusting the position of spray arm 1 and spray arm 3, and a liquid supply adjusting structure for adjusting the spray arm 2 to be used for connecting with spray arm 2, and for adjusting liquid supply to be used for liquid.

The adjusting structure 2 comprises an adjustable part 22 arranged on the spray arm 3 and located at a water inlet of the spray arm 3, the adjustable part 22 is in sealing connection with the water inlet of the spray arm 3 through a -th sealing part 23, the adjustable part 22 is in sealing connection with the liquid supply pipeline 1 through a second sealing part 24, and the -th sealing part 23 and/or the second sealing part 24 are in non-detachable fixed connection with the adjustable part 22.

Preferably, as shown in fig. 2, 4-6 and 7c, the adjustable member 22 includes a second connecting portion 222 for connecting with the liquid supply pipeline 1 and a matching portion 221 matching with the water inlet of the spray arm 3, as shown in fig. 7c, the th sealing portion 23 is located between the matching portion 221 and the water inlet, and the th sealing portion 23 and the matching portion 221 form a non-detachable fixed connection, so as to effectively prevent the problem of leakage of the washing liquid at the connection position of the matching portion 221 and the water inlet, step , the second connecting portion 222 and the matching portion 221 are preferably .

In the injection molding process, only injection molding nozzles are arranged, and the part of the th sealing part 23 at the central position is used for communicating the th sealing part 23 with the second sealing part 24 during injection molding, so that the th sealing part 23 and the second sealing part 24 can be subjected to times of injection molding.

As shown in fig. 5 and 6, the adjusting structure 2 further includes a fixing member 21 disposed on the liquid supply pipeline 1, the adjustable member 22 is connected to the liquid supply pipeline 1 through the fixing member 21, the adjustable member 22 has at least two different mounting positions on the fixing member 21, and the mounting position of the spray arm 3, for example, the mounting height of the spray arm, is changed by disposing the adjustable member 22 at the different mounting positions.

As shown in fig. 1-6 and 7a, the liquid supply pipeline 1 is provided with an th opening 11, as shown in fig. 1-6 and 7c, preferably, the fixing member 21 includes a th connecting portion 212, the th connecting portion 212 includes a th connecting tube 2121 communicated with the th opening 11, the second connecting portion 222 includes at least two second connecting tubes 2221 with different heights, the th connecting tube 2121 can be plugged into the second connecting tubes 2221 with different heights to adjust the installation height of the shower arm 3, and the plug connection form of the th connecting tube 2121 and the second connecting tube 2221 plays a role in connecting the liquid supply pipeline 1 with the second connecting tube 2221 through the th connecting tube 2121, and also plays a role in guiding the second connecting tube 2221 supported by the th connecting tube 2121 and plugged into the second connecting tube 2222221.

As shown in fig. 2, 4-6 and 7b, the free ends of the th and second connecting

pipes

2121 and 2221 may be provided with guide sections 25 to guide the insertion of the th and second connecting

pipes

2121 and 2221, so that the insertion can be smoothly completed even if there is a deviation in the alignment position of the th and second connecting

pipes

2121 and 2221. further , the guide sections 25 are preferably tapered sections, and further , the guide sections 25 are preferably tapered sections with ends gradually increasing outward.

Preferably, when the second connection tube 2221 is inserted into the connection tube 2121, the free end of the second connection tube 2221 is butted against the opening 11.

Preferably, the second sealing part 24 is provided on an outer circumferential sidewall of the second connection pipe 2221, and is preferably provided near a free end of the second connection pipe 2221, and the second sealing part 24 is located between the th connection pipe 2121 and the second connection pipe 2221 when the second connection pipe 2221 is inserted into the th connection pipe 2121.

As shown in fig. 7b, the th connector 212 further preferably includes third connecting pipes 2122 respectively disposed above and below the th connecting pipe 2121, wherein when of the second connecting pipes 2221 are plugged into the th connecting pipe 2121, the rest of the second connecting pipes 2221 are plugged into the third connecting pipes 2122 with corresponding heights, the plugging form of the second connecting pipes 2221 and the third connecting pipes 2122 serves to support the second connecting pipes 2221 by the third connecting pipes 2122, and similarly to the th connecting pipe 2121, the free ends of the third connecting pipes 2122 can also be provided with guide sections to guide the plugging of the second connecting pipes 2221.

Preferably, the spacing between the th nipple 2121 and the adjacent third nipple 2122 is maintained at , preferably, the spacing between the adjacent second nipple 2221 is maintained at .

In embodiments, the connecting pipes 2121 are , the third connecting pipes 2122 are two connecting pipes disposed above and below the connecting pipe 2121, and the corresponding second connecting pipes 2221 are also two, and in another embodiments, the connecting pipes 2121 are , the third connecting pipes 2122 are four connecting pipes disposed above and below the connecting pipe 2121, and the corresponding second connecting pipes 2221 are three.

The fixing member 21 may be -shaped or detachable from the liquid supply pipe 1, and when the fixing member 21 and the liquid supply pipe 1 are detachable, as shown in fig. 2, 4-6 and 7b, the fixing member 21 further includes a fixing portion 211 disposed between the liquid supply pipe 1 and the connecting portion 212, the fixing portion 211 is used for mounting the fixing member 21 on the liquid supply pipe 1, and the connecting portion 212 is fixedly connected to the fixing portion 211.

Preferably, in order to facilitate the mounting and dismounting of the fixing member 21, the fixing portion 211 is connected to the liquid supply pipe 1 in a snap-fit manner, step preferably, the fixing portion 211 is connected to the liquid supply pipe 1 through a th snap 5, and step preferably, the th snap 5 includes a th snap leg disposed on the liquid supply pipe 1 and a th snap groove disposed at a corresponding position of the fixing portion 211.

Preferably, in order to better assemble the fixing portion 211 to the liquid supply line 1 and improve the sealing performance of the connection portion of the fixing portion and the liquid supply line 1, the fixing portion 211 has a shell-shaped structure, and the fixing portion 211 is adapted to the shape of the liquid supply line 11.

As shown in fig. 1-6 and fig. 7d, the spray arm 3 is provided with a mounting member 31, the mounting member 31 is disposed at an end portion of the spray arm 3 close to the liquid supply pipeline 1, the mounting member 31 is used for connecting the adjustable member 22 with the spray arm 3, a communication cavity 32 is disposed in the mounting member 31, the communication cavity 32 is used for communicating the second connection pipe with the spray arm 3, and an end of the communication cavity 32 close to the liquid supply pipeline 1 is a water inlet of the spray arm 3.

Preferably, the mounting member 31 is a shell-shaped structure, the fitting part 221 is located in the mounting member 31, the shape of the fitting part 221 is adapted to the shape of the edge of the mounting member 31, and the communication cavity 32 is preferably a shell-shaped space of the mounting member 31.

Preferably, mounting member 31 is snap-fit connected to adjustable member 22, and step preferably, adjustable member 22 is snap-fit connected to mounting member 31 via second snap 6, and step preferably, second snap 6 includes a second snap foot disposed on an end surface of mating portion 221 and a second snap groove disposed at a corresponding position of mounting member 31.

Preferably, the spray arm 3 is detachably arranged on the th dishwasher basket 4, for example in a snap connection with the th dishwasher basket 4, in which case the spray arm 3 is provided with a third snap 7 for connection to the th dishwasher basket 4, the third snap 7 preferably being distributed on the side of the mounting 31 facing away from the supply line 1 and on the other end of the spray arm 3 facing away from the supply line 1.

preferably, as shown in FIG. 8, the spray arm 3 is provided with a support structure 311, the spray arm 3 is supported on the dishwasher basket 4 via the support structure 311, and the support structure and the snap structure cooperate to improve the reliability of the spray arm 3 being mounted on the dishwasher basket 4.

Specifically, the dish washer basket 4 side wire indent forms inner recess 41, and mounting piece 31 is located in inner recess 41 spray arm 3 snaps onto dish washer basket 4 wire forming inner recess 41 through third snap 7 and is supported on the wire forming inner recess 41 through the support lug.

Before the height of the spray arm 3 is adjusted, the adjusting structure 2 is firstly assembled with the liquid supply pipeline 1 and the spray arm 3, because the adjustable structure 2 only comprises two parts of a fixing part 21 and an adjustable part 22, the fixing part 21 is only required to be installed on the liquid supply pipeline 1, the connecting pipe 2121 is communicated with the opening 11, and then the adjustable part 22 is installed on the spray arm 3, meanwhile, because the sealing part 23, the second sealing part 24 and the adjustable part 22 are fixedly connected in an undetachable way, the sealing of the water channel can be realized without additional spare parts or sealing parts, the sealing performance is good, the height of the spray arm 3 can be adjusted by replacing different second connecting pipes 2221 and connecting pipes 2121 in an inserting way, the whole device is simple in structure, the assembling process and the adjusting process are convenient, and the sealing performance is good.

The dish washing machine provided by the invention comprises an adjusting structure for adjusting the height of the spraying arm, wherein the adjusting structure comprises an adjustable part, the adjustable part is respectively connected with the liquid supply pipeline and the spraying arm in a sealing way through a second sealing part and an th sealing part, and the th sealing part and the second sealing part are fixedly connected with the adjustable part in a non-detachable way.

The present invention will be described below based on examples, but the present invention is not limited to only these examples.

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 dishwasher, comprising a liquid supply line, a spray arm and an adjustment structure disposed between the liquid supply line and the spray arm, the liquid supply line communicating with the spray arm via the adjustment structure, the adjustment structure being configured to adjust a mounting position of the spray arm on the liquid supply line, the adjustment structure comprising an adjustable member disposed on the spray arm at a water inlet of the spray arm, the adjustable member being sealingly connected to the water inlet of the spray arm via a -th seal, the adjustable member being sealingly connected to the liquid supply line via a second seal, the -th and second seals being non-detachably fixedly connected to the adjustable member, the adjustable member comprising a second connection portion for connecting to the liquid supply line and a mating portion for mating with the water inlet of the spray arm, the -th seal being disposed between the mating portion and the water inlet of the spray arm, the -th and second seals being formed on the adjustable member by injection molding, the second seal 3578 being disposed in mating position with the central seal portion 35563278, the second seal being disposed in injection molding position for communicating with the central seal portion 36563278;

2. The dishwasher of claim 1, wherein the -th seal and the second seal are formed on the adjustable member by two-shot molding.

3. The dishwasher of claim 1, wherein the second connecting portion and the mating portion are -body structures.

4. The dishwasher of claim 1, wherein the second seal is located between the connection tube and the second connection tube.

5. The dishwasher of claim 1, wherein the holder further comprises a fixing portion detachably provided on the liquid supply line, and the th connection pipe and the third connection pipe are provided on the fixing portion.

6. The dishwasher of claim 1, further comprising an th dishwasher rack with an adjustable position, the spray arm being connected to the th dishwasher rack in a snap-fit manner, and/or,

7. The dishwasher of claim 6 further comprising a second dishwasher rack disposed below the th dishwasher rack, the spray arm being disposed at a bottom of the th dishwasher rack.