CN109620087B - Sprayer of dish-washing machine and dish-washing machine - Google Patents
Sprayer of dish-washing machine and dish-washing machine Download PDFInfo
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- CN109620087B CN109620087B CN201710932525.2A CN201710932525A CN109620087B CN 109620087 B CN109620087 B CN 109620087B CN 201710932525 A CN201710932525 A CN 201710932525A CN 109620087 B CN109620087 B CN 109620087B
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- spray arm
- main
- auxiliary
- arm
- arms
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/42—Details
- A47L15/4278—Nozzles
- A47L15/428—Rotary nozzles
Abstract
The utility model relates to a sprayer of a dish washing machine, which comprises a water pipe assembly, a main spray arm, a pair of auxiliary spray arms and a transmission mechanism, wherein the main spray arm is rotatably connected to the water pipe assembly; the main spray arm and the auxiliary spray arm are respectively provided with a water spray nozzle to spray water into the dish washer. The utility model also relates to a dish washing machine provided with the sprayer. The sprayer disclosed by the utility model has the advantages of large spraying coverage range and particular suitability for the liner of a rectangular dish washing machine through the movement matching of the main spray arm and the auxiliary spray arm, and can effectively reduce the cleaning dead angle and improve the working efficiency of the dish washing machine.
Description
Technical Field
The utility model relates to dish washing equipment, in particular to a sprayer of a dish washing machine and the dish washing machine provided with the sprayer.
Background
The existing dishwasher sprayer generally expands the spraying range in a rotating mode, but the inner container of the common dishwasher is square, the circular coverage range sprayed by the single rotating sprayer is easy to generate washing dead corners, especially the rectangular inner container is easy to generate the dead corners, and the cleaning effect of the dishwasher is not ideal. The application numbers are: 201120253079.0 discloses a spray arm structure of dish washer, which comprises a water pipe component and a main spray arm connected to the water pipe component, characterized in that a water pipe branch is arranged on the water pipe component, and an auxiliary spray arm is connected to the water pipe branch. The utility model has the advantages that the water pipe branch is arranged on the water pipe assembly, and the auxiliary spray arm is connected on the water pipe branch, so that when the dishwasher works, the main spray arm and the auxiliary spray arm simultaneously spray tableware in the dish basket, the fluid spray area is increased, the spray dead angle is reduced, and the cleaning rate of the dishwasher is improved. Although the spray area is enlarged by adding the auxiliary spray arms, the main spray arms and the auxiliary spray arms spray out circular coverage surfaces, so that cleaning dead corners still exist, and if the spray ranges are overlapped simply for reducing the cleaning dead corners, the spray efficiency is reduced.
The utility model is therefore set forth in this light.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide a sprayer of a dish washing machine, which can reduce the spraying dead angle and is suitable for a square inner container.
Another object of the present invention is to provide a dishwasher equipped with the above sprinkler.
In order to realize the first invention purpose, the utility model adopts the following technical scheme:
a sprayer of a dish washing machine comprises a water pipe assembly, a main spray arm, a pair of auxiliary spray arms and a transmission mechanism, wherein the main spray arm is rotatably connected to the water pipe assembly; the main spray arm and the auxiliary spray arm are respectively provided with a water spray nozzle to spray water into the dish washer.
Furthermore, the rotating angular speed of the two auxiliary spray arms relative to the main spray arm is the same as the rotating angular speed of the main spray arm, and the rotating angular speeds are opposite in direction, so that the auxiliary spray arms keep the angle relative to the water pipe assembly unchanged in the moving process.
Further, the device also comprises a fixed part which is arranged at the rotation center of the main spray arm and is relatively static with the water pipe component; the transmission mechanism is a link mechanism, and the two auxiliary spray arms are connected with the fixed part through the link mechanism; when the main spray arm rotates, the connecting rod mechanism rotates around the joint of the main spray arm and the fixing part and drives the two auxiliary spray arms to rotate synchronously.
Furthermore, the auxiliary spray arms are provided with first connecting parts deviating from the axes of the auxiliary spray arms, the fixing parts are provided with second connecting parts deviating from the axes of the main spray arms, and the first connecting parts on the two auxiliary spray arms and the second connecting parts on the fixing parts are positioned on the same straight line and are connected together through a connecting rod.
Furthermore, the connecting rod is hinged with the first connecting part and the second connecting part, the center of the connecting rod is hinged with the second connecting part, and two ends of the connecting rod are respectively hinged with the two first connecting parts.
Further, the distance from the first connecting part to the axis of the auxiliary spray arm is equal to the distance from the second connecting part to the axis of the main spray arm.
Further, the first connecting portion is a first protruding shaft arranged on the surface of the auxiliary spray arm, the second connecting portion is a second protruding shaft arranged on the surface of the fixing portion, and the connecting rod is provided with a plurality of mounting holes and hinged to the first protruding shaft and the second protruding shaft respectively.
Further, the center of main spray arm is the through-hole, the one end of fixed part passes in the through-hole at main spray arm center inserts to the water pipe assembly to with main spray arm restriction on the water pipe assembly, the fixed part is connected for rotating with main spray arm, is detachable with the water pipe assembly and is connected.
Further, two mounting ports are respectively arranged at two ends of the main spray arm, a through hole is arranged at the center of the auxiliary spray arm, a fixing clamping seat is mounted, one end of the fixing clamping seat penetrates through the through hole and is inserted into the mounting port of the main spray arm, so that the auxiliary spray arm is limited on the main spray arm, the fixing clamping seat and the auxiliary spray arm are in rotating fit, and preferably, the auxiliary spray arm is in a straight shape, an X shape or other geometric shapes.
In order to achieve the second object, the utility model adopts the following technical scheme:
a dishwasher with the sprayer.
After the technical scheme of the utility model is adopted, the following beneficial effects are brought:
the sprayer of the utility model enables the spraying water column to be more easily sprayed to the corner position by arranging the auxiliary spraying arm, the motion track of the auxiliary spraying arm can be well adapted to the square inner container of the dish-washing machine by planning, the generation of washing dead angles is prevented, the self-rotation power of the auxiliary spraying arm comes from the rotation of the main spraying arm, no additional driving device is needed, and the relative angular speed of the auxiliary spraying arm and the main spraying arm can be accurately controlled by the link mechanism to keep synchronous rotation. The dish washing machine can achieve better washing effect and high washing efficiency.
Drawings
FIG. 1: a top view of the sprayer of the utility model;
FIG. 2: the structure of the sprayer of the utility model;
FIG. 3: the utility model relates to a motion trail diagram of a sprayer;
FIG. 4: an exploded view of the sprinkler of the present invention;
FIG. 5: the utility model relates to an assembly structure chart of a sprayer and a dish-washing machine liner;
wherein: 1. the spray nozzle comprises a water pipe assembly 2, a main spray arm 3, an auxiliary spray arm 4, a fixing part 5, a link mechanism 6, a fixing clamping seat 9, a connecting rod 10, an inner container 11, a first connecting part 12 and a second connecting part.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 4, wherein the broken line of fig. 3 represents the motion track of the auxiliary spray arm; the utility model provides a sprayer of dish washer, includes, water pipe assembly 1 and rotationally connect the main spray arm 2 on water pipe assembly 1, rotationally installs a pair of vice spray arm 3 at 2 both ends of main spray arm to and the motion of transmission main spray arm 2 makes the relative main spray arm 2 pivoted drive mechanism of vice spray arm 3, water pipe assembly 1 is connected with the water pump in the dish washer, and water pipe assembly 1 is used for supporting main spray arm 2 to supply water for main spray arm 2. The side of the main spray arm 2 facing the tableware is provided with a plurality of water spray nozzles, at least one inclined water spray nozzle is eccentrically arranged at one end of the main spray arm 2, and the inclined water spray nozzle generates a reaction force to push the main spray arm 2 to rotate when spraying water.
The auxiliary spray arm 3 is also provided with a plurality of water spray nozzles, and the water spray nozzles on the auxiliary spray arm 3 are only used for spraying water to tableware and do not generate acting force for pushing the auxiliary spray arm 3 to rotate. The auxiliary spray arm 3 rotates around the axis of the auxiliary spray arm 3 relative to the main spray arm 2, and the auxiliary spray arm 3 revolves around the axis of the main spray arm 2 and rotates around the axis of the auxiliary spray arm 3. The transmission mechanism is a link mechanism 5, and a fixing part 4 fixedly connected with the water pipe component 1 is arranged at the rotating center of the main spray arm 2. The two auxiliary spray arms 3 are connected with the fixing part 4 through the link mechanism 5, when the main spray arm 2 rotates, the link mechanism 5 rotates around the connection part of the main spray arm and the fixing part 4 and drives the two auxiliary spray arms 3 to rotate synchronously, and the link mechanism 5 is configured to enable the rotating angular speed of the two auxiliary spray arms 3 relative to the main spray arm 2 to be the same as the rotating angular speed of the main spray arm 2 and to be opposite in direction, so that the auxiliary spray arms 3 keep the angle relative to the water pipe assembly 1 or the inner container of the dish-washing machine unchanged in the movement process. In this way the secondary spray arm 3 moves in the dishwasher in a specific trajectory to fit a square dishwasher tank.
The auxiliary spray arms 3 are provided with first connecting parts 11 deviating from the axes, the fixing parts 4 are provided with second connecting parts 12 deviating from the axes of the main spray arms 2, and the first connecting parts 11 on the two auxiliary spray arms 3 and the second connecting parts 12 on the fixing parts 4 are positioned on the same straight line and are connected together through a connecting rod 9. The connecting rod 9 is hinged to the first connecting portion 11 and the second connecting portion 12, the center of the connecting rod 9 is hinged to the second connecting portion 12, and two ends of the connecting rod are hinged to the two first connecting portions 11 respectively.
The distance from the first connecting part 11 to the axis of the auxiliary spray arm 3 is the same as the distance from the second connecting part 12 to the axis of the main spray arm 2, and the first connecting part 11 and the second connecting part 12 are connected by a connecting rod 9 to form the link mechanism 5.
Specifically, the first connecting portion 11 is a first protruding shaft arranged on the surface of the auxiliary spray arm 3, the second connecting portion 12 is a second protruding shaft arranged on the surface of the fixing portion 4, mounting holes are formed in two ends of the connecting rod 9 and are respectively hinged to the first protruding shafts on the two auxiliary spray arms 3, a mounting hole is formed in the center of the connecting rod 9 and is hinged to the second protruding shaft, and due to the fact that the position of the second protruding shaft is fixed, when the main spray arm 2 rotates, the position of the connecting rod 9 relative to the main spray arm 2 changes constantly, and then the auxiliary spray arm 3 is pushed to rotate.
The fixed part 4, the main spray arm 2, the connecting rod 9 and the two auxiliary spray arms 3 respectively form two parallelogram mechanisms.
Preferably, the center of main spray arm 2 is the through-hole, and both ends are equipped with two installing ports respectively, the one end of fixed part 4 is passed the through-hole at main spray arm 2 center and is inserted to water pipe assembly 1 in to with main spray arm 2 restriction on water pipe assembly 1, fixed part 4 is connected for rotating with main spray arm 2, is detachable with water pipe assembly 1 and is connected.
Two installing ports on the main spray arm 2 are respectively used for installing two auxiliary spray arms 3, a through hole is formed in the center of each auxiliary spray arm 3, a fixing clamping seat 6 is installed, one end of each fixing clamping seat 6 penetrates through the through hole in each auxiliary spray arm 3 and is inserted into the installing port of each main spray arm 2, so that the auxiliary spray arms 3 are limited on the main spray arms 2, and the fixing clamping seats 6 are in running fit with the auxiliary spray arms 3.
Preferably, the auxiliary spray arm 3 is in a straight line shape or an X shape or other geometric shapes, and the main spray arm 2 is in a straight line shape or a cross-shaped structure.
The working process of the utility model is as follows:
firstly, a water pump in the dish-washing machine supplies water into a water pipe assembly 1, then water flows into a main spray arm 2 and an auxiliary spray arm 3 along the water pipe assembly 1 and is sprayed out through water spraying ports on the main spray arm 2 and the auxiliary spray arm 3, when the main spray arm 2 sprays water, reaction force generated by the water flow pushes the main spray arm 2 to rotate, the main spray arm 2 drives a connecting rod 9 to rotate when rotating, the connecting rod 9 drives the auxiliary spray arm 3 to rotate, and the auxiliary spray arm 3 also rotates for one circle when the main spray arm 2 rotates for one circle.
As shown in fig. 5, the present invention also relates to a dishwasher equipped with the above-described shower, wherein the inner container 10 of the dishwasher is square, preferably rectangular, and the shower is installed at the bottom of the inner container 10, and when the auxiliary spray arm 3 is close to the long side of the inner container 10, the auxiliary spray arm 3 is located at a position substantially perpendicular to the main spray arm 2, and when the auxiliary spray arm is close to the short side of the inner container 10, the auxiliary spray arm is located at a position substantially parallel to the main spray arm 2.
The foregoing is directed to embodiments of the present invention, and it is understood that various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the utility model.
Claims (9)
1. The utility model provides a sprayer of dish washer, includes, water pipe assembly and the main spray arm of rotationally connecting on water pipe assembly which characterized in that: the spraying device also comprises a pair of auxiliary spraying arms which are rotatably arranged at the two ends of the main spraying arm, and a transmission mechanism which drives the two auxiliary spraying arms to rotate relative to the main spraying arm when the main spraying arm rotates, wherein the power of the autorotation of the auxiliary spraying arms comes from the rotation of the main spraying arm; the main spray arm and the auxiliary spray arm are respectively provided with a water spray nozzle to spray water into the dish washing machine;
the sprayer also comprises a fixed part which is arranged at the rotation center of the main spray arm and is relatively static with the water pipe component; the transmission mechanism is a link mechanism, and the two auxiliary spray arms are connected with the fixed part through the link mechanism; when the main spray arm rotates, the connecting rod mechanism rotates around the joint of the main spray arm and the fixing part and drives the two auxiliary spray arms to rotate synchronously.
2. The sprayer of a dishwasher according to claim 1, wherein: the rotating angular speeds of the two auxiliary spray arms relative to the main spray arm are the same as the rotating angular speeds of the main spray arm, and the directions are opposite, so that the auxiliary spray arms keep the angle unchanged relative to the water pipe assembly in the moving process.
3. The sprayer of a dishwasher according to claim 1, wherein: the auxiliary spray arms are provided with first connecting parts deviating from the axes of the auxiliary spray arms, the fixing parts are provided with second connecting parts deviating from the axes of the main spray arms, and the first connecting parts on the two auxiliary spray arms and the second connecting parts on the fixing parts are positioned on the same straight line and are connected together through a connecting rod.
4. A sprinkler of a dishwasher according to claim 3, characterized in that: the connecting rod is hinged with the first connecting part and the second connecting part, the center of the connecting rod is hinged with the second connecting part, and two ends of the connecting rod are respectively hinged with the two first connecting parts.
5. The sprinkler of a dishwasher according to claim 3 or 4, wherein: the distance from the first connecting part to the axis of the auxiliary spray arm is equal to the distance from the second connecting part to the axis of the main spray arm.
6. The sprayer of a dishwasher according to claim 5, wherein: the first connecting portion is a first protruding shaft arranged on the surface of the auxiliary spray arm, the second connecting portion is a second protruding shaft arranged on the surface of the fixing portion, and the connecting rod is provided with a plurality of mounting holes and is hinged with the first protruding shaft and the second protruding shaft respectively.
7. The sprayer of a dishwasher according to claim 1, wherein: the center of main spray arm is the through-hole, the through-hole that main spray arm center was passed to the one end of fixed part inserts to the water pipe assembly in to with main spray arm restriction on the water pipe assembly, the fixed part is connected for rotating with main spray arm, is detachable with the water pipe assembly and is connected.
8. The sprayer of a dishwasher according to claim 1, wherein: the two ends of the main spray arm are respectively provided with two mounting ports, the center of the auxiliary spray arm is provided with a through hole, and a fixed clamping seat is mounted, one end of the fixed clamping seat penetrates through the through hole and is inserted into the mounting port of the main spray arm so as to limit the auxiliary spray arm on the main spray arm, and the fixed clamping seat is in running fit with the auxiliary spray arm.
9. A dishwasher, characterized by: a sprinkler equipped with a dishwasher according to any one of claims 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710932525.2A CN109620087B (en) | 2017-10-09 | 2017-10-09 | Sprayer of dish-washing machine and dish-washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710932525.2A CN109620087B (en) | 2017-10-09 | 2017-10-09 | Sprayer of dish-washing machine and dish-washing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109620087A CN109620087A (en) | 2019-04-16 |
| CN109620087B true CN109620087B (en) | 2022-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710932525.2A Active CN109620087B (en) | 2017-10-09 | 2017-10-09 | Sprayer of dish-washing machine and dish-washing machine |
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| CN (1) | CN109620087B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022166331A1 (en) * | 2021-02-08 | 2022-08-11 | 佛山市顺德区美的洗涤电器制造有限公司 | Driving device, base and dishwasher |
| WO2024045356A1 (en) * | 2022-08-31 | 2024-03-07 | 芜湖美的智能厨电制造有限公司 | Spray arm and dishwasher |
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| US8347898B2 (en) * | 2009-04-30 | 2013-01-08 | Whirlpool Corporation | Dishwasher with rotating zone wash sprayers |
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| CN105286752B (en) * | 2015-11-20 | 2018-10-26 | 佛山市顺德区美的洗涤电器制造有限公司 | For the gushing arm component of dish-washing machine and with its dish-washing machine |
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| CN104720716A (en) * | 2014-02-21 | 2015-06-24 | 美的集团股份有限公司 | Gushing arm structure of dish washing machine |
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| CN109620087A (en) | 2019-04-16 |
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