CN218186734U - Dish washer two-way spray set and dish washer - Google Patents

Abstract

The utility model discloses a two-way spray set of dish washer and dish washer, two-way spray set includes: a mounting seat; a sprayer; the sprayer is provided with a spraying hole for cleaning, a forward rotation water spraying port for pushing forward rotation and a reverse rotation water spraying port for pushing reverse rotation; a spraying cavity communicated with the spraying hole and a reverse water channel communicated with the reverse water spraying port are arranged in the sprayer; be equipped with on the mount pad be used for doing spray the chamber and supply water spray the inlet tube, be used for doing the reversal inlet tube that the reversal water course supplied water, the reversal inlet tube is located spray in the inlet tube. The reverse water channel for supplying water to the reverse water spraying opening is specially used for pushing reverse rotation, and the spraying cavity is used for supplying water to the spraying hole, so that the spraying water quantity is ensured, and the spraying effect is ensured; and the sprayer can realize forward and reverse bidirectional rotation, so that the cleaning efficiency and the cleaning performance are greatly improved.

Description

Dish washer two-way spray set and dish washer

Technical Field

The utility model belongs to the technical field of dish washer, concretely relates to two-way spray set of dish washer and have this two-way spray set's dish washer.

Background

At present, along with the continuous improvement of the quality of life of people, a dish washing machine gradually becomes a common household appliance, is mainly used for cleaning and drying tableware such as bowls and dishes, the dish washing machine is used for washing the tableware, the fussy manual labor can be greatly reduced, only the tableware to be washed needs to be put into the dish washing machine, a water tap is opened, a button can be used for doing other things as far as possible, the dish washing machine can automatically complete the operation because people do not need to wait in the washing process, the labor intensity of people is reduced, and the working efficiency is improved.

In order to achieve a relatively ideal cleaning effect, the existing spraying device arranged in the dish washer is generally a rotatable sprayer, a plurality of spraying holes are formed in the sprayer, the sprayer is rotatably connected to the inner container body and communicated with a water path, and water in the water path is sprayed out through the spraying holes in the sprayer to clean tableware placed in the inner container.

The rotation of the sprayer is driven by water flow, and most of the existing dish-washing machines can only rotate along one direction by using the sprayer. With the increasing demand of people for cleaning tableware, a cross-shaped sprayer is installed in a dish washer, which can improve the cleaning effect to a certain extent, but has the problems of large volume, large occupied space and high material and manufacturing cost, and sundries are easy to adhere to the sprayer.

But the positive and negative two-way rotation sprays has still appeared at present, for example patent CN 201821803582.7 discloses a two-way spray mechanism of dish washer, including spray arm and spray arm seat, the spray arm seat is connected on the inner bag, and the spray arm rotates to be connected on the spray arm seat, and the spray arm is connected with advancing water piping be provided with corotation water jet and the reversal water jet towards corotation direction and reversal direction on the spray arm, corotation water jet and reversal water jet communicate with corotation water course and the reversal water course that sets up in the spray arm respectively, install the shunt valve between the water inlet of spray arm and inlet tube, the shunt valve is used for leading the washing water to corotation water course or reversal water course in the spray arm and will intake the water route reposition of redundant personnel. Divide into corotation water course and reversal water course in this patent, need set up the hole that sprays that communicates respectively with corotation water course and reversal water course for can only have into water in the water course when spraying, and only be linked together with the water course of intaking and spray the hole and spray water, make the water yield reduce, be unfavorable for spraying the effect.

The above information disclosed in this background section is only for enhancement of understanding of the background of the application and therefore it may comprise prior art that does not constitute known to a person of ordinary skill in the art.

Disclosure of Invention

The utility model discloses to foretell problem among the prior art, provide a two-way spray set of dish washer, be favorable to guaranteeing to spray the water yield, promoted the cleaning efficiency and the clean performance, and the structure is simplified, is favorable to having reduced the manufacturing cost of product.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme to realize:

a bi-directional spray device for a dishwasher, comprising:

a mounting seat having a raised mounting barrel;

the sprayer can be arranged at the open end of the mounting cylinder in a forward and reverse bidirectional rotating manner;

the sprayer is provided with a spraying hole for cleaning, a forward rotation water jet for pushing forward rotation and a reverse rotation water jet for pushing reverse rotation;

a spraying cavity communicated with the spraying hole and a reverse water channel communicated with the reverse water spraying opening are arranged in the sprayer;

be equipped with on the mount pad be used for doing spray the chamber and supply water spray the inlet tube, be used for doing the reversal inlet tube that the reversal water course supplied water, the reversal inlet tube is located spray in the inlet tube.

In some embodiments of the present application, the device further comprises a first switch valve for controlling the opening and closing of the spray water inlet pipe, and a second switch valve for controlling the opening and closing of the reverse water inlet pipe.

In some embodiments of the present application, a water conduit sealably assembled with the spray water inlet pipe is provided on the sprayer, and the water conduit extends into the installation cylinder; the diversion pipe is followed spray the chamber water inlet to spray the water inlet direction and extend the setting and form.

In some embodiments of the present application, the water conduit has a gradually increasing cross-sectional dimension in a direction approaching the spray chamber.

In some embodiments of the present application, a reverse extending portion is disposed in the water conduit and extends along one end of the reverse water channel, and the reverse extending portion is connected to the reverse water inlet pipe in a sealing manner.

In some embodiments of the present application, the ratio of the diameters of the penstock and the counter-rotating extension is between 3 and 6.

In some embodiments of the present application, a reduced diameter structure is provided at the end of the spray inlet pipe, which reduces in radial dimension in a direction approaching the sprayer.

In some embodiments of the present application, the forward rotation water spray port is communicated with the spray chamber, and the sprayer rotates in a reverse direction when water is supplied to the spray chamber and the reverse rotation water channel simultaneously.

In some embodiments of the present application, a forward rotation water channel communicated with the forward rotation water spray port is disposed in the spray chamber, and a forward rotation water inlet pipe for supplying water to the forward rotation water channel is disposed on the mounting seat and is located in the spray water inlet pipe.

In some embodiments of the present application, a forward rotation extending portion is disposed in the water conduit and extends along one end of the forward rotation water channel, and the forward rotation extending portion is connected to the forward rotation water inlet pipe in a sealing manner.

In some embodiments of the present application, the shower is provided with a water conduit sealably assembled with the shower inlet pipe, and the forward rotation extension is located in the water conduit.

In some embodiments of the present application, the ratio of the diameters of the water conduit and the forward rotation extending part is 3 to 6.

In some embodiments of the present application, the apparatus further comprises a third on/off valve for controlling the forward rotation water inlet pipe to open and close.

Based on foretell a two-way spray set of dish washer, the utility model also provides a dish washer with above-mentioned two-way spray set is favorable to guaranteeing to spray the water yield, ensures to spray the effect, and the structure is simplified, is favorable to having reduced the manufacturing cost of product.

A dishwasher is provided with the bidirectional spraying device.

Compared with the prior art, the utility model discloses an advantage is with positive effect: the reverse water channel for supplying water to the reverse water spraying opening is specially used for pushing reverse rotation, and the spraying cavity is used for supplying water to the spraying hole, so that the spraying water quantity is ensured, and the spraying effect is ensured; and the sprayer can realize forward and reverse bidirectional rotation, so that the cleaning efficiency and the cleaning performance are greatly improved. The inverted water channel is arranged in the sprayer, and only the inverted water channel needs to be additionally arranged in the spraying cavity, and other inverted water channels do not need to be changed, so that the existing sprayer is slightly changed, the structure of a product is simple, and the manufacturing cost of the product is reduced.

Other features and advantages of the present invention will become more apparent from the following detailed description of the invention when read in conjunction with the accompanying drawings.

Drawings

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

Fig. 1 is a schematic structural view of an embodiment of a bidirectional spraying device of a dishwasher;

FIG. 2 is a schematic view of the structure of the mounting base of FIG. 1;

FIG. 3 is a schematic structural view of the sprinkler of FIG. 1;

FIG. 4 is a schematic structural view of another embodiment of a bidirectional spraying device of a dishwasher according to the present invention;

FIG. 5 is a schematic top view of the mounting base of FIG. 1;

FIG. 6 is an enlarged schematic view of a portion of the structure of FIG. 5;

fig. 7 is a schematic structural view of the sprayer in fig. 4.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", and the like indicate orientations or positional relationships based on the positional relationships shown in the drawings. The terminology is for the purpose of describing the invention only and is not intended to be limiting of the invention since it is not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation. Moreover, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The following disclosure provides many different embodiments or examples for implementing different features of the invention. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or reference letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

Example one

Referring to fig. 1-3, the present invention provides an embodiment of a bidirectional spraying device for a dishwasher, comprising: the sprayer comprises a mounting seat 10 and a sprayer 20, wherein the mounting seat 10 is provided with a convex mounting cylinder 11, and the sprayer 20 can be arranged at the open end of the mounting cylinder 11 in a forward and reverse bidirectional rotating manner; the sprayer 20 is provided with a spray hole 21 for cleaning, a forward rotation water jet 22 for pushing forward rotation, and a reverse rotation water jet 23 for pushing reverse rotation. A spray cavity 25 communicated with the spray hole 212 and a reverse water channel 26 communicated with the reverse water spray port 23 are arranged in the sprayer 20; a spray inlet pipe 15 for supplying water to the spray cavity 25 and a reverse inlet pipe 16 for supplying water to the reverse water channel 26 are arranged on the mounting seat 10, and the reverse inlet pipe 16 is positioned in the spray inlet pipe 15.

In the embodiment, the reverse water channel 26 for supplying water to the reverse water jet 23 is specially used for pushing reverse rotation, and the spraying cavity 25 is used for supplying water to the spraying holes, so that the spraying water quantity is ensured, and the spraying effect is ensured; and the sprayer 20 can realize the bidirectional rotation in the forward direction and the reverse direction, thereby greatly improving the cleaning efficiency and the cleaning performance. The reverse water channel 26 is arranged in the sprayer 20, and only the reverse water channel 26 needs to be additionally arranged in the spraying cavity 25 without changing the other parts, so that the change of the existing sprayer 20 is small, the structure of the product is simple, and the manufacturing cost of the product is reduced.

In some embodiments of the present application, referring to fig. 1 and 2, the sprayer 20 is provided with a water conduit 24 sealably assembled with the spray inlet pipe 15, and the water conduit 24 extends into the installation cylinder 11; the water conduit 24 is formed by extending along the water inlet of the spraying cavity 25 towards the direction of the spraying water inlet pipe 15. By providing water conduit 24, it is advantageous to increase the stability of the installation between sprayer 20 and installation cylinder 11 after installation and to facilitate the sealing contact between sprayer 20 and spray inlet pipe 15.

In some embodiments of the present application, the cross-sectional dimension of the conduit 24 increases gradually in a direction approaching the spray chamber 25, facilitating an increase in the amount of water in the conduit 24 in the direction approaching the spray chamber 25, facilitating diversion of water flow after flowing from the conduit 24 into the spray chamber 25.

In some embodiments of the present application, referring to fig. 3, a reverse extension part 261 is disposed in the penstock 24 and extends along one end of the reverse water channel 26, and the reverse extension part 261 is hermetically connected with the reverse inlet pipe 16; the water flow in the reverse water inlet pipe 16 flows into the reverse extending part 261 and further flows into the reverse water channel 26, and then is ejected from the reverse water jet 23 to push the sprayer 20 to rotate reversely.

In some embodiments of the present application, the inverted waterway 26 supplies water to the inverted spout 23, serving only to urge the sprinkler 20 to rotate in the opposite direction; the diameter ratio of the water conduit 24 to the counter-rotating extension 261 is set to 3 to 6.

In some embodiments of the application, be equipped with the throat structure 151 that reduces in the direction that is close to sprayer 20 radial dimension at the tip that sprays inlet tube 15, through setting up throat structure 151, be favorable to increasing the pressure of the rivers that flow from throat structure 151, the size that is favorable to setting up water conduit 24 simultaneously is less, and it is great to have avoided the size of installation section of thick bamboo 11, occupies the space in the dish washer.

In some embodiments of the present application, the forward rotation water jet 22 is disposed in communication with the spraying cavity 25, that is, the water flow in the spraying cavity 25 is jetted from the forward rotation water jet 22, and when the water flow is jetted from the forward rotation water jet 22, the sprayer 20 is pushed to rotate forward; the water flow in the spraying cavity 25 is sprayed out from the plurality of spraying holes 21, so that the tableware can be cleaned when in use. The bidirectional spraying device of the dishwasher also comprises a first switch valve for controlling the opening and closing of the spraying water inlet pipe 15 and a second switch valve for controlling the opening and closing of the reverse water inlet pipe 26. When the first switch valve is opened and the second switch valve is closed, that is, water is supplied to the shower chamber 20 and water is not supplied to the reverse water passage 26, the shower 20 is rotated in the forward direction by the water flow jetted from the forward rotation water jet 22, and simultaneously water flows are jetted from the plurality of shower holes 21. When the first switch valve and the second switch valve are opened simultaneously, the spraying cavity 25 and the reverse water channel 26 are supplied with water simultaneously; the sprayer 20 rotates reversely; that is, the torque of the water stream ejected from the forward rotation water ejection port 22 to the forward rotation of the shower 20 is smaller than the torque of the water stream ejected from the reverse rotation water ejection port 23 to the reverse rotation of the shower 20.

Example two

Referring to fig. 4-7, another embodiment of the bidirectional spraying device of a dishwasher is provided, in this embodiment, a forward water channel 27 is provided in the spraying chamber 20, and other structures can be the same as the first embodiment.

A bi-directional spray device of a dishwasher comprises: the sprayer comprises a mounting seat 10 and a sprayer 20, wherein the mounting seat 10 is provided with a convex mounting cylinder 11, and the sprayer 20 can be arranged at the open end of the mounting cylinder 11 in a forward and reverse bidirectional rotating manner; the sprayer 20 is provided with a spray hole 21 for cleaning, a forward rotation water jet 22 for pushing forward rotation, and a reverse rotation water jet 23 for pushing reverse rotation. A spraying cavity 25 communicated with the spraying hole 212, a reverse water channel 26 communicated with the reverse water spraying port 23 and a forward water channel 27 communicated with the forward water spraying port 22 are arranged in the sprayer 20; a spray water inlet pipe 15 for supplying water to the spray cavity 25, a reverse water inlet pipe 16 for supplying water to the reverse water channel 26 and a forward water inlet pipe 17 for communicating with the forward water channel 27 are arranged on the mounting seat 10, and the forward water inlet pipe 17 and the reverse water inlet pipe 16 are both positioned in the spray water inlet pipe 15.

In the embodiment, the reverse water channel 26 for supplying water to the reverse water spraying port 23 is specially used for pushing reverse rotation; the reverse water channel 27 is used for pushing the sprayer 20 to rotate forwards, and the spraying cavity 25 is used for supplying water to the spraying holes, so that the spraying water quantity is ensured, and the spraying effect is ensured; and the sprayer 20 can realize the bidirectional rotation in the forward direction and the reverse direction, thereby greatly improving the cleaning efficiency and the cleaning performance. The reverse water channel 26 and the reverse water channel 27 are arranged in the sprayer 20, and only the reverse water channel 26 and the reverse water channel 27 need to be additionally arranged in the spraying cavity 25, and the other parts do not need to be changed, so that the change of the existing sprayer 20 is small, the structure of a product is simple, and the manufacturing cost of the product is reduced.

In some embodiments of the present application, the sprayer 20 is provided with a water conduit 24 which can be sealably assembled with the spray inlet pipe 15, and the water conduit 24 extends into the installation cylinder 11; the water conduit 24 is formed by extending along the water inlet of the spraying cavity 25 towards the direction of the spraying water inlet pipe 15. By providing water conduit 24, it is advantageous to increase the stability of the installation between sprayer 20 and installation cylinder 11 after installation and to facilitate the sealing contact between sprayer 20 and spray inlet pipe 15.

In some embodiments of the present application, the cross-sectional dimension of the penstock 24 increases gradually in the direction near the spray chamber 25, facilitating an increase in the amount of water in the penstock 24 in the direction near the spray chamber 25, facilitating diversion of water flowing from the penstock 24 into the spray chamber 25.

In some embodiments of the present application, a reverse extension portion 261 is disposed in the penstock 24 and extends along one end of the reverse water channel 26, and the reverse extension portion 261 is hermetically connected to the reverse water inlet pipe 16; the water flow in the reverse water inlet pipe 16 flows into the reverse extending part 261 and further flows into the reverse water channel 26, and then is ejected from the reverse water jet 23 to push the sprayer 20 to rotate reversely.

In some embodiments of the present application, a forward rotation extension 271 extending along one end of the forward rotation water channel 27 is disposed in the water conduit 24, and the forward rotation extension 271 is hermetically connected to the forward rotation water inlet pipe 17. The water flow in the forward rotation water inlet pipe 17 flows into the forward rotation extension part 271 and further flows into the forward rotation water channel 27, and then is ejected from the forward rotation water ejection port 22 to push the sprayer 20 to rotate forward.

In some embodiments of the present application, the inverted water channel 26 supplies water to the inverted water jet 23, and only serves to push the sprayer 20 to rotate in the opposite direction; the diameter ratio of the water conduit 24 to the counter-rotating extension 261 is set to 3 to 6.

In some embodiments of the present application, the end of the spray inlet pipe 15 is provided with a reducing structure 151 whose radial dimension decreases in the direction close to the sprayer 20, and by providing the reducing structure 151, it is favorable to increase the pressure of the water flow flowing out from the reducing structure 151, and at the same time, it is favorable to provide a water conduit 24 with a small size, so that the installation cylinder 11 is prevented from being large in size and occupying the space in the dishwasher.

In some embodiments of the present application, the bidirectional spraying device of the dishwasher further comprises a first switch valve for controlling the opening and closing of the spraying water inlet pipe 15, a second switch valve for controlling the opening and closing of the reverse rotation water inlet pipe 26, and a third switch valve for controlling the opening and closing of the forward rotation water inlet pipe. When the dishwasher is in operation, the first switch valve is opened, and one of the second switch valve and the third switch valve is opened; after the second switch valve is opened, the sprayer 20 rotates reversely; after the third switching valve is opened, the shower 20 is rotated in a forward direction.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or that equivalents may be substituted for elements thereof; such modifications and substitutions do not depart from the spirit and scope of the present invention, which is claimed.

Claims (10)

1. A bidirectional spray device of a dishwasher, comprising:

a mounting seat having a raised mounting barrel;

the sprayer can be arranged at the open end of the mounting cylinder in a forward and reverse bidirectional rotating manner;

the sprayer is provided with a spraying hole for cleaning, a forward rotation water spraying port for pushing forward rotation and a reverse rotation water spraying port for pushing reverse rotation;

a spraying cavity communicated with the spraying hole and a reverse water channel communicated with the reverse water spraying port are arranged in the sprayer;

be equipped with on the mount pad and be used for doing spray the chamber and supply water spray the inlet tube, be used for doing the reversal inlet tube that the reversal water course supplied water, the reversal inlet tube is located spray in the inlet tube.

2. The bidirectional spraying device of a dishwasher according to claim 1, wherein the sprayer is provided with a water conduit which is sealably assembled with the spray water inlet pipe, and the water conduit extends into the mounting cylinder; the diversion pipe is followed spray the chamber water inlet to spray the water inlet direction and extend the setting and form.

3. The bi-directional spray device of a dishwasher of claim 2 wherein said water conduit has a cross-sectional dimension that increases in a direction approaching said spray chamber.

4. The bidirectional spraying device of a dishwasher in accordance with claim 2, wherein a reverse extending portion is provided in the water conduit and extends along one end of the reverse water channel, and the reverse extending portion is connected with the reverse water inlet pipe in a sealing manner.

5. The bi-directional spray device of claim 2, wherein a reduced diameter structure is provided at the end of the spray inlet pipe that decreases in radial dimension in a direction closer to the sprayer.

6. The bi-directional sprinkler device of a dishwasher according to any one of claims 1 to 5, wherein the forward rotation water spray is provided in communication with the spray chamber, and the sprinkler is rotated in a reverse direction when water is simultaneously supplied to the spray chamber and the reverse rotation water passage.

7. The bidirectional spraying device of a dishwasher according to any one of claims 1 to 5, wherein a forward rotation water channel communicated with the forward rotation water spray port is provided in the spraying chamber, and a forward rotation water inlet pipe for supplying water to the forward rotation water channel is provided on the mounting base, the forward rotation water inlet pipe being located in the spraying water inlet pipe.

8. The bidirectional spraying device of a dishwasher according to claim 7, wherein the sprayer is provided with a water conduit which is sealably assembled with the spray water inlet pipe, a forward rotation extending part which is bent and extended along one end of the forward rotation water channel is arranged in the water conduit, and the forward rotation extending part is positioned in the water conduit.

9. The bi-directional spray device of claim 8, wherein the forward rotation extension is sealingly connected to the forward rotation inlet tube.

10. A dishwasher, characterized by a bidirectional sprinkler system of the dishwasher of any one of claims 1 to 9.

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