CN110870734B

CN110870734B - Cleanable sprayer and dish-washing machine

Info

Publication number: CN110870734B
Application number: CN201811002104.0A
Authority: CN
Inventors: 林晓龙; 杨林; 王大伟; 焦立业; 滕文超; 李鹏斌
Original assignee: Qingdao Haier Dishwasher Co Ltd
Current assignee: Qingdao Haier Dishwasher Co Ltd
Priority date: 2018-08-30
Filing date: 2018-08-30
Publication date: 2023-02-28
Anticipated expiration: 2038-08-30
Also published as: CN110870734A

Abstract

The invention relates to the technical field of dish washing machines, and particularly discloses a washable sprayer and a dish washing machine. The cleanable sprayer comprises a spray arm and spray holes arranged on the spray arm, cleaning openings are formed in two end faces of the spray arm in the length direction, and a cover body capable of opening or closing the cleaning openings is further arranged on the spray arm. All set up the washing mouth on the length direction's of spray arm both ends face for the spray arm link up in length direction, when wasing the spray arm, pass through to the washing mouth of one end, rivers run through whole spray arm, and make dirty ground by another washing mouth outflow smoothly, consequently, the inside of two washing mouths of setting up messenger spray arm is convenient for wash, has effectively avoided the dirty jam in the spray arm to spray the hole, guarantees that the spray arm treats the washing dynamics and the clean rate of washing tableware of wasing. When the spray arm sprays water, the cleaning opening can be closed by the cover body, so that water flow is prevented from flowing out of the cleaning opening, and the water utilization rate and the water spraying effect of the spray arm are guaranteed.

Description

Cleanable sprayer and dish-washing machine

Technical Field

The invention relates to the technical field of dish washing machines, in particular to a washable sprayer and a dish washing machine.

Background

In the spray thrower of the existing dishwasher, food residue may enter the spray thrower through the spray holes provided in the spray thrower, scale may be condensed inside the spray thrower, and the narrow and long structure of the spray thrower may make it impossible for a user to clean the inside of the spray thrower. Therefore, after the sprayer is used for a long time, the water flow is not smooth due to dirt in the sprayer, and the washing force and the washing rate of the sprayer are reduced.

Disclosure of Invention

It is an object of the present invention to provide a shower which is washable so that the interior thereof is easy to clean.

In order to achieve the purpose, the invention adopts the following technical scheme:

a washable sprayer comprises a spray arm and spray holes formed in the side of the spray arm, cleaning openings are formed in two end faces of the spray arm in the length direction, and a cover body capable of opening or closing the cleaning openings is further arranged on the spray arm.

Preferably, the cover is openably and closably provided at the cleaning opening of the spray arm by a magnet.

Preferably, a rotating shaft is arranged on the spray arm and close to the cleaning opening, and the cover body is rotatably connected to the spray arm through the rotating shaft.

Preferably, a sealing ring is arranged on one side, which is buckled with the spray arm, of the cover body, and a sealing ring groove is arranged at the position, corresponding to the sealing ring, of the spray arm.

Preferably, the spray arm includes a side wall disposed along an axial direction thereof, the cleaning opening is formed in the side wall, the cover is connected to the side wall, and when the cover is fastened to the cleaning opening, the cover and the side wall are in smooth transition.

Preferably, the two cleaning ports are arranged oppositely.

Preferably, the spray arm is provided with a water inlet, and the two cleaning openings are centrosymmetric about the axis of the water inlet.

Preferably, the sprayer further comprises a detection assembly for detecting the rotation speed of the spray arm.

Preferably, the detection assembly comprises a magnetic switch disposed on an inner wall of the dishwasher.

Another object of the present invention is to provide a dishwasher to improve a washing effect.

a dishwasher comprising a sprayer as described above.

The invention has the beneficial effects that: all set up the washing mouth on the length direction's of spray arm both ends face for the spray arm link up in length direction, when wasing the spray arm, let in rivers to the washing mouth of one end, rivers run through whole spray arm, and make dirty smoothly by another washing mouth outflow, consequently, the setting up of two washing mouths makes the inside of spray arm be convenient for wash, and the cleanliness is high, has effectively avoided the dirty jam in the spray arm to spray the hole, guarantees that the spray arm treats the washing dynamics and the clean rate of washing tableware. When the spray arm sprays water, the cleaning opening can be closed by the cover body, water flow is prevented from flowing out of the cleaning opening, and the water utilization rate and the water spraying effect of the spray arm are guaranteed.

Drawings

Fig. 1 is a schematic structural diagram of a sprayer according to a first embodiment of the present invention;

fig. 2 is a schematic structural diagram of another view angle of the sprayer according to the first embodiment of the present invention;

FIG. 3 is an enlarged view at A in FIG. 1;

FIG. 4 is a schematic structural diagram of a dishwasher according to an embodiment of the present invention;

fig. 5 is a flowchart of a method for determining whether the interior of the shower is clean according to a second embodiment of the present invention.

In the figure:

1. a sprayer; 11. a spray arm; 111. a seal ring groove; 112. a side wall; 113. spraying holes; 114. cleaning the opening; 115. a water inlet; 12. a cover body; 13. a first magnet; 14. a second magnet; 15. a rotating shaft; 16. a seal ring; 17. a magnetic switch; 2. a door body.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the elements associated with the present invention are shown in the drawings.

Example one

The embodiment provides a washable sprayer 1 which is mainly used in a dishwasher, but is not limited to the dishwasher, and can also be used in other equipment which needs the sprayer 1 to spray water in a rotating way, so that the interior of the sprayer 1 is convenient to wash.

As shown in fig. 1, the washable sprayer 1 provided in this embodiment includes a spray arm 11 and a spray hole 113 disposed at an upper side of the spray arm 11, wherein both end surfaces of the spray arm 11 in a length direction are provided with a washing port 114, and the spray arm 11 is provided with a cover 12 capable of opening or closing the washing port 114.

The two end faces of the spray arm 11 in the length direction are respectively provided with the cleaning ports 114, so that the spray arm 11 is through in the length direction, when the spray arm 11 is cleaned, water flow is introduced into the cleaning port 114 at one end, the water flow penetrates through the whole spray arm 11, and dirt smoothly flows out from the other cleaning port 114, a user can also use a cleaning tool to stretch one end of the cleaning tool into the spray arm 11 from one cleaning port 114 and gradually clean the side of the other cleaning port 114 until one end of the cleaning tool stretches out from the other cleaning port 114, and the dirt is cleaned out from the spray arm 11 together with the stretching out of the cleaning tool, so that the inside of the spray arm 11 is convenient to clean due to the arrangement of the two cleaning ports 114, the cleanness is high, the blockage of the spray holes 113 caused by the dirt in the spray arm 11 is effectively avoided, and the cleaning force and the cleaning rate of the spray arm 11 for cleaning tableware are ensured. When the spray arm 11 sprays water, the cover body 12 can be used for closing the cleaning port 114, so that water flow is prevented from flowing out of the cleaning port 114, and the water utilization rate and the water spraying effect of the spray arm 11 are ensured.

As shown in fig. 2, the two cleaning ports 114 are oppositely disposed so that the dirt can easily come out of the spray arm 11. Specifically, the spray arm 11 is provided with a water inlet 115, and the two cleaning ports 114 and the two covers 12 are both symmetric about the axis center of the water inlet 115, so as to ensure the balance of the whole spray arm 11, and ensure the rotation speed and the cleaning effect of the spray arm 11.

As shown in fig. 3, the cover 12 is openably and closably installed at the cleaning opening 114 of the spray arm 11 by a magnet, so that the cover 12 is conveniently opened and closed, and the magnet can be conveniently embedded into the shower unit 1, so that the manufacturing cost of the shower unit 1 is low.

Specifically, the spray arm 11 is provided with a first magnet 13, and the lid 12 is provided with a second magnet 14 that attracts the first magnet 13. In the embodiment, the second magnet 14 is disposed at one end of the cover 12, and the first magnet 13 and the second magnet 14 are attracted to each other to firmly lock the cover 12 to the cleaning opening 114, wherein the first magnet 13 and the second magnet 14 may be strong magnets. In other embodiments, the second magnet 14 may not be provided, but a metal material capable of being attracted by the first magnet 13 may be provided at a position where the cover 12 contacts the first magnet 13, or the cover 12 may be made of a metal material, so that the cover 12 is fastened to the cleaning opening 114.

The spray arm 11 is provided with a rotating shaft 15 near the cleaning opening 114, and the cover 12 is rotatably connected to the spray arm 11 through the rotating shaft 15, specifically, the rotating shaft 15 is provided at the other end of the cover 12, and the cover 12 rotates around the rotating shaft 15, or the rotating shaft 15 rotates around its own axis, so that the cover 12 opens or closes the cleaning opening 114.

In the embodiment, the spray arm 11 includes a side wall 112, the side wall 112 is disposed in the circumferential direction of the spray arm 11, the cleaning opening 114 is also disposed on the side wall 112, and after the cover 12 is fastened to the cleaning opening 114, the cover 12 and the side wall 112 are in smooth transition, and the cover 12 neither protrudes from the side wall 112 nor is recessed inward, so as to ensure the integrity and the aesthetic property of the whole shower 1. Specifically, the rotating shaft 15 and the first magnet 13 are both provided on the side wall 112.

A seal ring 16 is provided on the side where the cover body 12 is engaged with the spray arm 11, and a seal ring groove 111 is provided at a position of the spray arm 11 corresponding to the seal ring 16. That is, the sealing ring 16 is disposed on the side of the cover 12 facing the cleaning opening 114 when the cover 12 is fastened to the cleaning opening 114, and the sealing ring 16 is disposed at this position, which ensures the sealing performance of the entire cover 12 and does not affect the arrangement of the rotating shaft 15 and the second magnet 14. When the lid body 12 is closed, the gasket 16 enters the gasket groove 111, and the sealing performance of the lid body 12 is improved.

As shown in fig. 4, the rotating speed of the spray arm 11 is too fast or too slow, which is not favorable for the cleaning effect of the to-be-cleaned device, and in this embodiment, the sprayer 1 further includes a detection component for detecting the rotating speed of the spray arm 11. Specifically, the detection assembly comprises a magnetic switch 17 arranged on the inner wall of the dishwasher, and the magnetic switch 17 can be a reed switch arranged on the door body 2 of the dishwasher. The magnetic switch 17 may be turned on once each time the spray arm 11 is rotated to a position where the first magnet 13 and the second magnet 14 are closest to the magnetic switch 17, and the magnetic switch 17 may be electrically connected to the controller to count the number of times the magnetic switch 17 is turned on per minute and calculate the rotation speed of the spray arm 11.

In the embodiment, the first magnet 13 and the second magnet 14 not only play a role of closing the cover body 12, but also cooperate with the magnetic switch 17 to realize the purpose of calculating the rotating speed of the spray arm 11, and the design is ingenious.

This embodiment has still provided a dish washer, including foretell sprayer 1, sprayer 1 uses the axis of water inlet 115 to rotate as the pivot and sets up in the dish washer, can set up a plurality of sprayers 1 in the dish washer to improve the cleaning performance of dish washer, the improvement of the dish washer that this embodiment provided its cleaning performance.

Example two

The method for determining whether the sprayer needs to be cleaned provided by the second embodiment can be used for the washable sprayer 1 and the washing machine provided by the first embodiment, so that a user can clearly determine whether the sprayer 1 needs to be cleaned.

According to the method for judging whether the interior of the sprayer needs to be cleaned or not, the sprayer 1 is rotationally arranged in the dish washing machine by taking water pressure as power, and when the sprayer 1 works, whether the interior of the sprayer 1 needs to be cleaned or not is judged according to the rotating speed of the sprayer 1.

In the use of spray thrower 1, food waste is probably through spraying hole 113 and getting into spray thrower 1, the incrustation scale also can be at the inside condensation of spray thrower 1, can lead to rivers not smooth after spray thrower 1 uses for a long time, because spray thrower 1 rotates as power with water pressure, rivers are not smooth and have leaded to spray thrower 1 to receive pressure to change, and then the rotational speed of spray thrower 1 has been influenced, whether in predetermineeing the rotational speed within range according to spray thrower 1 rotational speed, thereby judge whether need wash in the spray thrower 1, make the judgement that the user can be accurate spray thrower 1 when need wash, thereby the cleaning performance of dish washer has been guaranteed, and avoid wasing spray thrower 1 unnecessary.

As shown in fig. 5, the method for determining whether the interior of the shower needs to be cleaned includes the following steps:

when the sprayer 1 works, the detection component detects the rotating speed of the sprayer 1 in the dish washing machine and transmits the rotating speed to the controller, specifically, the detection component can be the magnetic switch 17 in the first embodiment, in addition, the detection component can also be a displacement sensor capable of detecting the distance between the end part of the length direction of the rotator and a certain inner wall of the dish washing machine, the magnetic switch 17 is acted by the first magnet 13 and the second magnet 14 arranged at the end part of the sprayer 1 to generate one on-off action, each on-off action is uploaded to the controller, the controller counts the on-off action of the magnetic switch 17, and one half of the action frequency of the magnetic switch 17 in unit time is the rotating speed of the sprayer 1.

The controller judges whether the rotating speed of the sprayer 1 is within a preset rotating speed range; if yes, judging that the sprayer 1 does not need to be cleaned and the sprayer 1 continues to work; if not, the sprayer 1 is judged to need cleaning, the controller controls the warning component to give a warning, the warning component can be a display panel arranged on the dish-washing machine, and the display panel is electrically connected with the controller, so that warning information is displayed on the panel.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention and are not intended to limit the embodiments of the present invention. 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. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A washable sprayer (1) comprises a spray arm (11) and spray holes (113) arranged on the spray arm (11), and is characterized in that two end faces of the spray arm (11) in the length direction are respectively provided with a cleaning opening (114), and the spray arm (11) is also provided with a cover body (12) capable of opening or closing the cleaning openings (114);

the spray arm (11) comprises a side wall (112) arranged along the axial direction of the spray arm, the cleaning opening (114) is formed in the side wall (112), the cover body (12) is connected to the side wall (112), and when the cover body (12) is buckled with the cleaning opening (114), the cover body (12) and the side wall (112) are in smooth transition;

a water inlet (115) is formed in the spray arm (11), and the two cleaning ports (114) are arranged in a central symmetry mode relative to the axis of the water inlet (115);

the sprayer (1) further comprises a first magnet (13), a second magnet (14) and a detection assembly for detecting the rotating speed of the spray arm (11), wherein the first magnet (13) is arranged on the spray arm (11), the second magnet (14) is arranged on the cover body (12), and the cover body (12) is arranged at the cleaning opening (114) of the spray arm (11) in an openable and closable manner through the first magnet (13) and the second magnet (14); the detection assembly comprises a magnetic switch (17) arranged on the inner wall of the dishwasher, wherein the magnetic switch (17) can be triggered by the first magnet (13) and/or the second magnet (14).

2. The washable sprayer (1) according to claim 1, characterized in that a rotating shaft (15) is arranged on the spray arm (11) near the washing opening (114), and the cover body (12) is rotatably connected to the spray arm (11) via the rotating shaft (15).

3. The washable sprayer (1) according to claim 1, characterized in that a sealing ring (16) is disposed on the side of said cover (12) that engages with said spray arm (11), and a sealing ring groove (111) is disposed on the spray arm (11) at a position corresponding to said sealing ring (16).

4. A dishwasher, characterized by comprising a sprinkler (1) according to any of claims 1-3.