CN111920357A

CN111920357A - Dish washing machine

Info

Publication number: CN111920357A
Application number: CN202010911295.3A
Authority: CN
Inventors: 李春宏; 郭名威; 黄绍庆; 潘普观; 黄培杰
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2020-09-02
Filing date: 2020-09-02
Publication date: 2020-11-13
Anticipated expiration: 2040-09-02
Also published as: CN111920357B

Abstract

The invention provides a dishwasher. The dishwasher includes: the liquid supply pipeline is provided with at least two liquid supply ports which are arranged at intervals along the vertical direction; the spraying arm is detachably connected with the liquid supply pipeline and movably arranged along the vertical direction, so that the liquid inlet of the spraying arm is selectively communicated with one of the at least two liquid supply ports. The dishwasher solves the problem that the height of the spraying arm of the dishwasher in the prior art is not convenient to adjust.

Description

Dish washing machine

Technical Field

The invention relates to a tableware cleaning device, in particular to a dishwasher.

Background

At present, the specifications of the dish washing machines are different in the number of sets of tableware, the installation mode and the like. The household common tableware has various sizes and specifications, and in order to reasonably consider the household tableware with various specification differences, the dishwasher is provided with a height adjustable mechanism to adjust the height of the bowl basket so as to meet the spraying and washing requirements of the tableware with different sizes and heights. The height adjustable mechanism can adjust the height of a liquid supply pipeline of the spray arm at the same time.

However, the height adjustable mechanism of the existing dishwasher is usually formed by combining a plurality of parts, and has a complex structure and complex assembly. In addition, when the height of one of the bowl basket and the spray arm is adjusted by the height adjustable mechanism, the problem that a water outlet of the liquid supply channel and a water inlet of a water conduit of the spray arm are not on the same horizontal line exists, so that the water pressure loss of liquid supply of the spray arm can be caused, the power loss of the whole machine is increased, and the performance of the whole machine is further influenced.

Disclosure of Invention

The invention mainly aims to provide a dishwasher, which solves the problem that the height of a spraying arm of the dishwasher in the prior art is not convenient to adjust.

In order to achieve the above object, the present invention provides a dishwasher, comprising: the liquid supply pipeline is provided with at least two liquid supply ports which are arranged at intervals along the vertical direction; the spraying arm is detachably connected with the liquid supply pipeline and movably arranged along the vertical direction, so that the liquid inlet of the spraying arm is selectively communicated with one of the at least two liquid supply ports.

Further, the dishwasher further comprises: the water guide pipe is movably arranged along the vertical direction, one end of the water guide pipe is connected with the spray arm and communicated with the liquid inlet, and the other end of the water guide pipe is selectively communicated with one of the at least two liquid supply ports.

Furthermore, the water conduit extends along the horizontal direction, and the axis of the water conduit is coincided with the axis of the liquid supply port communicated with the water conduit.

Further, the dishwasher further comprises: the transition connecting piece is connected with one end of the water conduit, which is far away from the spray arm; the transition connecting piece comprises a communicating part and at least two plugging parts, one end of the communicating part is communicated with the water conduit, and the other end of the communicating part is selectively communicated with one of the at least two liquid supply ports; the at least two plugging parts are used for plugging a liquid supply port which is not communicated with the water conduit in the at least two liquid supply ports.

Furthermore, the liquid supply pipeline is provided with at least two liquid supply branch pipes, the at least two liquid supply branch pipes and the at least two liquid supply ports are arranged in a one-to-one correspondence manner, one end of each liquid supply branch pipe is connected with the liquid supply pipeline and communicated with the corresponding liquid supply port, and the other end of each liquid supply branch pipe forms a communication port; the communicating part is a first connecting pipe; the other end of the liquid supply branch pipe is inserted in the first connecting pipe; or one end of the first connecting pipe, which is far away from the spray arm, is inserted into the liquid supply branch pipe.

Furthermore, the plugging part is a second connecting pipe, and the second connecting pipe is provided with a communicating end and a closed end which are oppositely arranged; one end of the liquid supply branch pipe, which is far away from the liquid supply pipeline, is inserted in the second connecting pipe; or the communication end of the second connecting pipe is used for being inserted in the liquid supply branch pipe.

Further, a sealing element is arranged on the liquid supply branch pipe; or sealing parts are arranged on the blocking part and the communicating part respectively so as to seal the communicating part and the liquid supply branch pipe and seal the blocking part and the liquid supply branch pipe.

Further, the dishwasher further comprises: the fixing piece is detachably connected with the liquid supply pipeline.

Further, the dishwasher further comprises: the bowl basket is movably arranged along the vertical direction and is connected with the spray arm and positioned above the spray arm.

Further, the dishwasher further comprises: the bowl basket is detachably connected with the water conduit.

The dish washing machine comprises a liquid supply pipeline and a spraying arm, wherein at least two liquid supply ports are formed in the liquid supply pipeline, the liquid supply ports are arranged at intervals in the vertical direction, and the spraying arm and the liquid supply pipeline are detachably arranged. When the height of the spray arm is adjusted, the spray arm is firstly detached from the liquid supply pipeline and then moves up and down, so that the liquid inlet of the spray arm is communicated with one of the at least two liquid supply ports; then the spray arm is installed on the liquid supply pipeline, and the height of the spray arm of the dishwasher is convenient to adjust.

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 shows a front view of an embodiment of a dishwasher according to the present invention;

FIG. 2 shows an exploded view at one angle of the embodiment of the dishwasher of FIG. 1;

FIG. 3 shows a cross-sectional view of the spray arm of the dishwasher of FIG. 1 in a raised position;

FIG. 4 shows a cross-sectional view of the spray arm of the dishwasher of FIG. 1 in a lowered position;

FIG. 5 shows an exploded view of another angle of the embodiment of the dishwasher of FIG. 1;

FIG. 6 shows an exploded view of the liquid supply duct, the fixture, the liquid supply branch and the seal of the dishwasher of FIG. 1;

FIG. 7 shows a schematic structural view of an embodiment of a dishwasher (with a basket) according to the invention;

FIG. 8 shows a front view of the embodiment of the dishwasher (with a basket) of FIG. 7;

fig. 9 shows a schematic mounting of a spray arm and a basket of a dishwasher according to the invention.

Wherein the figures include the following reference numerals:

10. a liquid supply conduit; 11. a liquid supply port; 12. a branch liquid supply pipe; 121. a communication port; 13. a pipe section; 20. a spray arm; 30. a water conduit; 40. a transition piece; 41. a communicating portion; 42. a plugging section; 50. a seal member; 60. a fixing member; 70. a bowl basket.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

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 present invention provides a dishwasher, please refer to fig. 1 to 9, comprising: the liquid supply pipeline 10 is provided with at least two liquid supply ports 11, and the at least two liquid supply ports 11 are arranged at intervals along the vertical direction; and the spray arm 20 is detachably connected with the liquid supply pipeline 10, and the spray arm 20 is movably arranged along the vertical direction so that a liquid inlet of the spray arm 20 is selectively communicated with one liquid supply port 11 of the at least two liquid supply ports 11.

The dish washing machine comprises a liquid supply pipeline 10 and a spray arm 20, wherein at least two liquid supply ports 11 are formed in the liquid supply pipeline 10, the liquid supply ports 11 are arranged at intervals in the vertical direction, and the spray arm 20 and the liquid supply pipeline 10 are detachably arranged. When the height of the spray arm 20 is adjusted, the spray arm 20 is firstly detached from the liquid supply pipeline 10 and then the spray arm 20 is moved up and down, so that the liquid inlet of the spray arm 20 is communicated with one liquid supply port 11 of at least two liquid supply ports 11; the spray arm 20 is then mounted on the liquid supply duct 10, the height of the spray arm of the dishwasher being easily adjustable.

Specifically, the at least two liquid supply ports 11 are arranged at intervals in the vertical direction, which means that each liquid supply port 11 of the at least two liquid supply ports 11 is arranged at intervals in the vertical direction, and also means that all the liquid supply ports 11 of the at least two liquid supply ports 11 are arranged at intervals in the vertical direction.

In this embodiment, the dishwasher further includes a water conduit 30, the water conduit 30 is movably disposed along a vertical direction, one end of the water conduit 30 is connected to the spray arm 20 and is communicated with the liquid inlet, and the other end of the water conduit 30 is selectively communicated with one of the at least two liquid supply ports 11.

Specifically, the water conduit 30 extends in the horizontal direction, and the axis of the water conduit 30 coincides with the axis of the liquid supply port 11 communicating therewith. The arrangement can convey the cleaning solution in the liquid supply pipeline to the spray arm without water pressure loss, reduce the water pressure loss of the whole machine and improve the cleaning performance of the whole machine.

In this embodiment, the dishwasher further includes a transition piece 40, the transition piece 40 is connected to an end of the water conduit 30 far away from the spray arm 20; the transition piece 40 comprises a communication part 41 and at least two blocking parts 42, one end of the communication part 41 is communicated with the water conduit 30, and the other end of the communication part 41 is selectively communicated with one liquid supply port 11 of the at least two liquid supply ports 11; the at least two blocking portions 42 are used for blocking the liquid supply port 11 which is not communicated with the water conduit 30 in the at least two liquid supply ports 11. This arrangement solves the problem of sealing the supply port 11 which is not communicated with the penstock 30.

Specifically, the transition piece 40 is fixedly coupled to the penstock 30 such that the transition piece 40 follows the movement of the penstock 30.

In this embodiment, the liquid supply pipeline 10 is provided with at least two liquid supply branch pipes 12, the at least two liquid supply branch pipes 12 are arranged in one-to-one correspondence with the at least two liquid supply ports 11, one end of each liquid supply branch pipe 12 is connected with the liquid supply pipeline 10 and communicated with the corresponding liquid supply port 11, and the other end of each liquid supply branch pipe 12 forms a communication port 121; the communication portion 41 is a first connection pipe. The other end of the branch liquid supply pipe 12 is inserted into the first connecting pipe; alternatively, the end of the first connecting tube remote from the spray arm 20 is adapted to be inserted into the branch liquid supply pipe 12. This facilitates removal and installation of the transition piece 40, penstock 30 and spray arm 20.

In this embodiment, the blocking portion 42 is a second connecting pipe having a communicating end and a closed end which are oppositely arranged; one end of the liquid supply branch pipe 12 far away from the liquid supply pipeline 10 is used for being inserted in a second connecting pipe; or the communication end of the second connecting pipe is used for being inserted in the liquid supply branch pipe 12.

In one embodiment, as shown in FIGS. 2 to 5, the other end of the branch liquid supply pipe 12 is adapted to be inserted into a first connecting pipe, and the end of the branch liquid supply pipe 12 remote from the liquid supply pipe 10 is adapted to be inserted into a second connecting pipe. Specifically, the end of the first connecting pipe away from the water conduit 30 is trumpet-shaped, and the end of the second connecting pipe away from the water conduit 30 is trumpet-shaped, so that the installation and the disassembly are convenient.

In another embodiment, the first connecting pipe is adapted to be inserted into the branch liquid supply pipe 12 at an end thereof remote from the spray arm 20, and the second connecting pipe is adapted to be inserted into the branch liquid supply pipe 12 at a communicating end thereof, and particularly, the branch liquid supply pipe 12 is shaped like a trumpet at an end thereof remote from the liquid supply pipe 10, which is convenient for mounting and dismounting.

In this embodiment, the branch liquid supply pipe 12 is provided with a seal 50; alternatively, the seal members 50 are provided on both the closing portion 42 and the communicating portion 41 to seal between the communicating portion 41 and the liquid supply branch pipe 12 and to seal between the closing portion 42 and the liquid supply branch pipe 12.

Alternatively, the seal 50 and the supply manifold 12 may be formed by two-shot molding.

Alternatively, the seal member 50 and the blocking portion 42 are formed by two-shot molding.

Alternatively, the seal 50 and the communication portion 41 are formed by two-shot molding.

In one embodiment, the branch feeder 12 is provided with a seal 50, the seal 50 is a gasket, the branch feeder 12 is provided with a first receiving groove disposed around the branch feeder 12, and the seal 50 is disposed in the first receiving groove.

In another embodiment, the sealing member 50 is disposed on each of the blocking portion 42 and the communicating portion 41, the sealing member 50 is a sealing ring, a second receiving groove is disposed on the blocking portion 42, the second receiving groove is disposed around the blocking portion 42, and the sealing member 50 is disposed in the second receiving groove; a third receiving groove is provided in the communicating portion 41, the third receiving groove is provided around the communicating portion 41, and the sealing member 50 is provided in the third receiving groove.

Specifically, the seal 50 seals the ring, which includes a ring body and a protrusion disposed on an outer side of the ring body. The bulge is arranged around the sealing ring body. Such an arrangement enhances the sealing effect of the sealing ring.

In this embodiment, the dishwasher further comprises a fixture 60, the branch liquid supply duct 12 being arranged on the fixture 60, the fixture 60 being detachably connected to the liquid supply duct 10. The arrangement facilitates the production and the processing of the liquid supply branch pipe 12 and the liquid supply pipeline 10, and reduces the processing difficulty and the processing cost.

Specifically, at least two pipe sections 13 are arranged on the liquid supply pipeline 10, each pipe section 13 is connected and communicated with the liquid supply pipeline 10, the at least two pipe sections 13 are arranged in one-to-one correspondence with the at least two liquid supply ports 11, and one end of each pipe section, which is far away from the liquid supply pipeline 10, forms the liquid supply port 11. At least two pipe sections 13 are arranged in one-to-one correspondence with at least two branch liquid feed pipes 12, each pipe section 13 being inserted in a respective branch liquid feed pipe 12. Such an arrangement avoids liquid leakage.

Specifically, the diameters of the liquid supply ports 11 are the same, and the diameters of the communication ports 121 are the same. After the fixing piece 60 is installed with the liquid supply pipeline 10, the liquid supply port 11 is nested in the liquid supply branch pipe 12, and the axis of the liquid supply port 11 is coincident with the axis of the communication port 121.

In particular, the fixture 60 is snap-fitted to the liquid supply duct 10, the two being connected by means of a snap-fit. The installation and the disassembly are convenient.

In one embodiment, as shown in fig. 1 to 9, the liquid supply port 11 and the liquid supply branch pipe 12 are both two; the two blocking portions 42 are provided, and the two blocking portions 42 are provided on opposite sides of the communicating portion 41. When the bowl basket is adjusted to the highest layer, the communication part 41 and the blocking part 42 below the communication part are respectively connected with the two liquid supply branch pipes, the pressurized washing liquid is conducted to the spray arm through the liquid supply branch pipe 12 above and the communication part 41, and the blocking part 42 below the communication part 41 is matched and sealed with the liquid supply branch pipe 12 below. When the bowl basket is adjusted to the lowest layer, the communication part 41 and the blocking part 42 above the communication part are respectively connected with the two liquid supply branch pipes, the pressurized washing liquid is conducted to the spray arm through the liquid supply branch pipe 12 below and the communication part 41, and the blocking part 42 above the communication part 41 is matched and sealed with the liquid supply branch pipe 12 above. When the height of the upper and lower stages is adjusted, the axis of the water conduit 30 and the axis of the liquid supply branch pipe 12 are always coincident, hydraulic loss of the cleaning liquid caused by turning or deflection is avoided, and the cleaning liquid can flow to the spray arm without pressure loss.

In this embodiment, the dishwasher further includes a bowl basket 70, the bowl basket 70 is movably disposed along a vertical direction, and the bowl basket 70 is connected with the spray arm 20 and located above the spray arm 20.

Specifically, the bowl basket 70 is moved in the vertical direction by the elevating mechanism.

In this embodiment, the dishwasher further includes a bowl basket 70, and the bowl basket 70 is detachably coupled to the water conduit 30.

In particular, the basket 70 is removable from the inner tub of the dishwasher to facilitate placement of the dishware. The spray arm and the penstock are secured to the bottom of the bowl basket 70 by snap-fitting or the like.

When the washing machine is specifically implemented, the spraying arm can do circular motion under the pressure action of the conveyed washing liquid, and the washing liquid is sprayed from the corresponding spraying openings on the spraying arm to wash the tableware placed in the dish basket.

In particular, the dishwasher of the present application comprises a chamber and a base portion for washing dishes, wherein a basket for placing the dishes, a corresponding liquid supply duct and a spray arm are provided in the chamber. A washing pump and a draining pump are arranged in the base part, and the washing pump provides washing liquid with pressure and conveys the washing liquid to the inner container through corresponding pipelines for washing the tableware.

The dish washing machine is provided with the lifting mechanism for adjusting the height of the dish basket and the corresponding structure for adjusting the height of the spray arm, the structure for adjusting the height of the spray arm can convey the washing liquid of the liquid supply pipeline to the spray arm without water pressure loss, the water pressure loss of the whole machine is reduced, the cleaning performance of the whole machine is improved, and meanwhile, the structure is simpler and more convenient to assemble. The structure for adjusting the height of the spray arm comprises a bowl basket, the spray arm, a liquid supply pipeline, a fixing part, a sealing part, a water conduit and the like.

From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects:

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, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

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.

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:

the liquid supply device comprises a liquid supply pipeline (10), wherein the liquid supply pipeline (10) is provided with at least two liquid supply ports (11), and the at least two liquid supply ports (11) are arranged at intervals along the vertical direction;

the spray arm (20), the spray arm (20) with supply liquid pipeline (10) detachably connect, spray arm (20) along the movably setting of vertical direction to make the inlet of spray arm (20) optionally with supply liquid mouth (11) in at least two supply liquid mouths (11) in succession supply liquid mouth (11).

2. The dishwasher of claim 1, further comprising:

the spray arm (20) is connected with the water guide pipe (30), the water guide pipe (30) is movably arranged along the vertical direction, one end of the water guide pipe (30) is connected with the spray arm (20) and communicated with the liquid inlet, and the other end of the water guide pipe (30) is selectively communicated with one of the at least two liquid supply ports (11) through the liquid supply port (11).

3. The dishwasher of claim 2, characterized in that the water conduit (30) extends in a horizontal direction, and an axis of the water conduit (30) coincides with an axis of the liquid supply port (11) communicating therewith.

4. The dishwasher of claim 2, further comprising:

the transition connecting piece (40) is connected with one end, far away from the spraying arm (20), of the water conduit (30); the transition connecting piece (40) comprises a communication part (41) and at least two blocking parts (42), one end of the communication part (41) is communicated with the water conduit (30), and the other end of the communication part (41) is selectively communicated with one liquid supply port (11) of the at least two liquid supply ports (11); the at least two blocking parts (42) are used for blocking the liquid supply opening (11) which is not communicated with the water diversion pipe (30) in the at least two liquid supply openings (11).

5. The dishwasher of claim 4, characterized in that the liquid supply pipeline (10) is provided with at least two liquid supply branch pipes (12), at least two liquid supply branch pipes (12) are arranged corresponding to at least two liquid supply ports (11) one by one, one end of each liquid supply branch pipe (12) is connected with the liquid supply pipeline (10) and communicated with the corresponding liquid supply port (11), and the other end of each liquid supply branch pipe (12) forms a communication port (121); the communicating part (41) is a first connecting pipe;

the other end of the liquid supply branch pipe (12) is inserted in the first connecting pipe; or one end of the first connecting pipe, which is far away from the spray arm (20), is used for being inserted in the liquid supply branch pipe (12).

6. The dishwasher of claim 5, characterized in that the blocking portion (42) is a second connecting tube having oppositely disposed communicating and closed ends;

one end of the liquid supply branch pipe (12) far away from the liquid supply pipeline (10) is used for being inserted into the second connecting pipe; or the communication end of the second connecting pipe is inserted in the liquid supply branch pipe (12).

7. The dishwasher of claim 5, characterized in that the branch liquid supply duct (12) is provided with a seal (50); or sealing elements (50) are arranged on the blocking part (42) and the communicating part (41) respectively so as to seal the communicating part (41) and the liquid supply branch pipe (12) and seal the blocking part (42) and the liquid supply branch pipe (12).

8. The dishwasher of claim 5, further comprising:

the fixing piece (60), the liquid supply branch pipe (12) is arranged on the fixing piece (60), and the fixing piece (60) is detachably connected with the liquid supply pipeline (10).

9. The dishwasher of any one of claims 1 to 8, further comprising:

the bowl basket (70) is movably arranged in the vertical direction, and the bowl basket (70) is connected with the spray arm (20) and is positioned above the spray arm (20).

10. The dishwasher of any one of claims 2 to 8, further comprising:

the bowl basket (70), bowl basket (70) with the diversion conduit (30) detachably connects.