CN216776998U

CN216776998U - Spray arm for cleaning machine and cleaning machine with spray arm

Info

Publication number: CN216776998U
Application number: CN202120988651.1U
Authority: CN
Inventors: 陆泽杰; 徐中华
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2021-05-10
Filing date: 2021-05-10
Publication date: 2022-06-21
Anticipated expiration: 2031-05-10

Abstract

The utility model relates to a spray arm for a cleaning machine and the cleaning machine using the spray arm, wherein the spray arm comprises a body, a flow channel extending along the length direction of the body is arranged in the body, a water inlet communicated with the flow channel is arranged on the bottom wall of the body, a first water spray hole is arranged on the top wall of the body, a second water spray hole with the width larger than the aperture of the first water spray hole is arranged on the top wall of the body, and the second water spray hole is communicated with the flow channel. The top wall of the body is provided with the second water spray hole with the width larger than the aperture of the first water spray hole, the second water spray hole is communicated with the flow channel, the flow of water column sprayed by the second water spray hole is large, the impact force is strong, and objects to be cleaned which are difficult to clean and are corresponding to the second water spray hole can be cleaned, so that the cleaning effect is improved.

Description

Spray arm for cleaning machine and cleaning machine with spray arm

Technical Field

The utility model relates to the technical field of dish washing machines, in particular to a spray arm and a cleaning machine applying the same.

Background

With the increasing living standard of people, the dish washing machine is used as a kitchen household appliance and is more and more introduced into families. The dish-washing machines on the market at present are generally divided into a table type dish-washing machine, a cabinet type dish-washing machine and a trough type dish-washing machine, wherein the table type dish-washing machine is an integral independent structure and is generally placed on a table top for use; the cupboard type dishwasher is also a separate structure, but needs to be embedded into a kitchen cabinet for use; the sink dishwasher is combined with a sink and is generally installed in a kitchen cabinet for use.

At present, most of spray arm structures in a water tank type dishwasher are as shown in 201811440066.7, although the distribution positions of all spray holes cover all cleaning areas as much as possible, the strength of the water columns sprayed by the spray holes is not very different, and the cleaning effect of local areas which are relatively stubborn or difficult to clean is difficult to meet the requirement.

SUMMERY OF THE UTILITY MODEL

The first technical problem to be solved by the present invention is to provide a spray arm capable of improving the cleaning strength of a local area and thus improving the cleaning effect, in view of the current state of the prior art.

The second technical problem to be solved by the present invention is to provide a cleaning machine using the spray arm in view of the current state of the prior art.

The technical scheme adopted by the utility model for solving at least one technical problem is as follows:

the utility model provides a spray arm for cleaning machine, includes the body, has the runner that extends along body length direction in this body, it has the water inlet that is linked together with the runner to open on the body diapire, opens on the roof has first hole for water spraying, set up the second hole for water spraying that the width is greater than the aperture of first hole for water spraying on the body roof, this second hole for water spraying with the runner is linked together.

Preferably, the included angle between the spraying direction of the second water spraying holes and the vertical plane is less than or equal to 15 degrees. Further preferably, the included angle between the spraying direction of the second water spraying holes and a vertical plane is 0-7 degrees. By adopting the structure, the strength of the water column of the sprayed water of the second water spray hole is higher, and the chopsticks cage and other objects which are difficult to clean can be cleaned.

Preferably, the second water jet holes are kidney-shaped holes extending along the flow passage direction. The water flow of waist type hole splashes the face extensively, and on the one hand is close to the tableware in the middle of wasing on the dish rack, and on the other hand can see through the gap of supporting dish rack tableware and wash the tableware on the board is turned over to the upper strata to improve cleaning performance.

Preferably, a first nozzle for balancing the rotating speed of the spray arm and/or flushing residues is formed in the bottom wall of the body, and the first nozzle is communicated with a flow channel on the first side of the water inlet and is arranged close to the water inlet. The spray arm is suitable for a water tank type dish washing machine, the first nozzle just corresponds to an uneven area on the periphery of a motor at the bottom of the water tank type dish washing machine, fine residues are easy to accumulate at the area and difficult to clean, and by adopting the structure, the residues at the area can be washed so as to avoid generating peculiar smell; the rotation of the spray arm is realized by the driving of the viscous force of the water flow, the rotating speed is unstable, the first nozzle can balance the rotating speed of the spray arm by releasing partial water flow, and the rotating stability of the spray arm is favorably improved, so that the cleaning effect is improved.

Further preferably, the first nozzles are arranged from the bottom wall of the body to the side part of the body in a downward inclined mode, and an included angle of 70-120 degrees is formed between the spraying direction of the first nozzles and the center line of the flow channel. The angle is convenient for controlling the scouring range and the rotating speed adjusting degree.

Preferably, a second nozzle which is arranged close to the end part and used for sweeping slag is arranged on the bottom wall of the body, and the second nozzle is communicated with the flow channel. Further preferably, the second nozzle is inclined downwards gradually from the end part of the body to the middle direction of the body, and an included angle of 5-45 degrees is formed between the spraying direction of the second nozzle and the horizontal plane. The second nozzle can wash the residue on the edge of the draining board inwards in the rotating process so as to improve the residue collecting effect.

Preferably, the first water jet hole near the outer end of the body has a jet direction inclined outward and an inner diameter larger than that of the first water jet hole at other positions. The spraying direction of the first water spraying hole at the end part of the body inclines outwards, so that the inner wall of the washing cavity can be washed away when dishes are washed, the inner diameter of the washing cavity is increased, the spraying strength of a spraying water column is increased, the washing effect is favorably enhanced, and the problem that the washing effect is poor due to the fact that the washing dead angle exists in the periphery is avoided.

Preferably, the top wall of the body is also provided with an injection hole arranged close to the end part, and the injection direction of the injection hole is approximately vertical. Further preferably, the diameter of the jet hole is smaller than the diameter of the first water jet hole which is located at the end of the body and is inclined outwards, and is larger than the diameters of the other first water jet holes. The jet holes jet relatively vertical water flow to wash the tableware and chopstick cage on two sides of the dish rack, which is favorable for high local cleaning effect.

The cleaning machine with the spray arm comprises a box body, wherein the spray arm can be rotatably arranged in the box body.

Compared with the prior art, the utility model has the advantages that: the second water spray hole with the width larger than the aperture of the first water spray hole is formed in the top wall of the body and communicated with the flow channel, and water columns sprayed by the second water spray hole are large in flow and strong in impact force, so that objects to be cleaned which are difficult to clean and correspond to the second water spray hole can be prevented from being cleaned, and the cleaning effect is improved.

Drawings

FIG. 1 is a schematic structural view of example 1 of the present invention;

FIG. 2 is a bottom view of FIG. 1;

FIG. 3 is a sectional view of example 1 of the present invention;

FIG. 4 is a schematic view of a water column jetted from the nozzle in example 1 of the present invention;

FIG. 5 is a top view of example 3 of the present invention;

fig. 6 is a bottom view of embodiment 3 of the present invention.

Detailed Description

The utility model is described in further detail below with reference to the accompanying examples.

Example 1:

as shown in fig. 1 to 4, the spray arm of the present embodiment is mainly suitable for a water tank type dish washer, and of course, can also be suitable for a box type dish washer, a cabinet type dish washer, and the like. The spray arm comprises a body 1, a flow channel 11 extending along the length direction of the body is arranged in the body 1, a water inlet 12 communicated with the flow channel 11 is formed in the bottom wall of the body 1, and a first water spraying hole 13 is formed in the top wall of the body.

The top wall of the body 1 is provided with a second water spraying hole 14 with a width larger than the aperture of the first water spraying hole 13, and the second water spraying hole 14 is communicated with the flow channel 11. The water column flow that second hole for water spraying 14 jetted is big, the impact force is strong, can wash the difficult abluent thing of waiting that washs that prevents in this second hole for water spraying 14 department of correspondence to improve cleaning performance.

The included angle a between the spraying direction of the second water spraying holes 14 and the vertical plane is not more than 15 degrees, and preferably 0-7 degrees. With the structure, the strength of the water column of the sprayed water of the second water spray hole 14 is high, and objects which are difficult to clean such as chopstick cages can be cleaned. The second water jet holes 14 of the present embodiment are kidney-shaped holes extending in the direction of the runner 11. The water flow of waist type hole splashes the face extensively, and the tableware that is close to the centre on the side of being close to the bowl frame washs, and on the other hand can see through the gap of supporting bowl frame tableware and wash the tableware on the upper turn-over board to improve cleaning performance.

In this embodiment, a first nozzle 15 for balancing the rotation speed of the spray arm and brushing the residues is opened on the bottom wall of the body 1, and the first nozzle 15 is communicated with the flow channel 11 on the first side of the water inlet 12 and is arranged close to the water inlet 12. The first nozzle 15 just corresponds to an uneven area of the periphery of the motor at the bottom of the water tank type dish washing machine, fine residues are easy to accumulate at the area and difficult to clean, and by adopting the structure, the residues at the area can be washed away to avoid generating peculiar smell; the rotation of the spray arm is realized by the driving of the viscous force of the water flow, the rotating speed is unstable, the first nozzles 15 can release partial water flow to balance the rotating speed of the spray arm, and the rotating stability of the spray arm is favorably improved, so that the cleaning effect is improved.

The first nozzles 15 are arranged from the bottom wall of the body 1 to the side part of the body 1 in a downward inclined manner, and an included angle b of 70-120 degrees is formed between the spraying direction of the first nozzles 15 and the central line of the flow channel 11. The angle is convenient for controlling the scouring range and the rotating speed adjusting degree.

A second nozzle 16 which is arranged close to the end part and used for sweeping slag is arranged on the bottom wall of the body 1, and the second nozzle 16 is communicated with the flow channel 11 at the second side of the water inlet 12. The second nozzle 16 is gradually inclined downwards from the end of the body 1 to the middle of the body 1, and an included angle c of 5-45 degrees, preferably 30-40 degrees, is formed between the spraying direction of the second nozzle 16 and the horizontal plane. The second nozzle 16 can wash the residue on the edge of the draining board inwards during the rotation process so as to improve the residue collecting effect.

The first watering hole 13' near the outer end of the body 1 has a spraying direction inclined outward and an inner diameter larger than that of the first watering hole 13 at other positions. The spraying direction of the first water spraying hole 13' at the end part of the body 1 inclines outwards, so that when dishes are washed, the inner wall of the washing cavity can be washed away, the inner diameter of the washing cavity is increased, the spraying strength of a spraying water column is increased, the washing effect is favorably enhanced, and the problem that the washing effect is poor due to the fact that the washing dead angle exists in the periphery is avoided.

The cleaning machine with the spray arm comprises a box body, and the spray arm can be rotatably arranged in the box body.

Example 2:

this example differs from example 1 only in that: the spray arm of this embodiment is suitable for bigger washing chamber or more dishes that wait to wash, therefore, the spray arm size and first hole for water spraying quantity, first hole for water spraying distribution position of this embodiment do the suitable adjustment to adapt to corresponding washing demand.

Example 3:

this example differs from example 1 in that: as shown in fig. 5 and 6, in the present embodiment, the first nozzle opening may be omitted, that is, only the second nozzle opening 15 may be provided on the body 1.

The body 1 of this embodiment also has spray holes 17 in the top wall thereof, which are arranged near the ends, the spray holes 17 having a substantially vertical direction. The diameter of the injection hole 17 is smaller than the diameter of the first water jetting hole 13' which is located at the end of the body 1 and is inclined outward, and larger than the diameter of the other first water jetting holes 13. The jet holes 17 jet relatively vertical water flow to wash out the tableware and chopstick cage on both sides of the dish rack, which is beneficial to high local cleaning effect.

Example 4:

this example differs from example 1 in that: in this embodiment, the first nozzle opening is not provided, that is, only the second nozzle opening 15 is provided on the body 1.

Meanwhile, the size of the spray arm, the number of the first water spraying holes and the distribution position of the first water spraying holes can be properly adjusted to meet the corresponding cleaning requirements.

Directional terms such as "front", "rear", "upper", "lower", "left", "right", "side", "top", "bottom", and the like are used in the description and claims of the present invention to describe various example structural parts and elements of the present invention, but these terms are used herein for convenience of description only and are determined based on example orientations shown in the drawings. Because the disclosed embodiments of the present invention may be oriented in different directions, the directional terms are used for descriptive purposes and are not to be construed as limiting, e.g., "upper" and "lower" are not necessarily limited to directions opposite to or coincident with the direction of gravity.

Claims

1. The utility model provides a spray arm for cleaning machine, includes body (1), has runner (11) that extends along body length direction in this body (1), it has water inlet (12) that are linked together with the runner to open on body (1) diapire, the roof is last to open there is first hole for water spraying (13), its characterized in that: the top wall of the body (1) is provided with a second water spraying hole (14) with the width larger than the aperture of the first water spraying hole (13), and the second water spraying hole (14) is communicated with the flow channel (11).

2. The spray arm for a cleaning machine of claim 1, wherein: the included angle (a) between the spraying direction of the second water spraying holes (14) and a vertical plane is less than or equal to 15 degrees.

3. The spray arm for a cleaning machine of claim 2 wherein: the included angle between the spraying direction of the second water spraying holes (14) and the vertical plane is 0-7 degrees.

4. The spray arm for a cleaning machine of claim 1 or 2 or 3 wherein: the second water spraying holes (14) are kidney-shaped holes extending along the direction of the flow passage (11).

5. The spray arm for a cleaning machine of claim 1, 2 or 3, wherein: the bottom wall of the body (1) is provided with a first nozzle (15) used for balancing the rotating speed of the spray arm and/or flushing residues, and the first nozzle (15) is communicated with the flow channel (11) on the first side of the water inlet (12) and is arranged close to the water inlet (12).

6. The spray arm for a cleaning machine of claim 5, wherein: the first nozzle (15) is arranged from the bottom wall of the body (1) to the side part of the body (1) in a downward inclined mode, and an included angle of 70-120 degrees is formed between the spraying direction of the first nozzle (15) and the central line of the flow channel (11).

7. The spray arm for a cleaning machine of claim 1, 2 or 3, wherein: and a second nozzle (16) which is arranged close to the end part and used for sweeping slag is arranged on the bottom wall of the body (1), and the second nozzle (16) is communicated with the flow channel (11).

8. The spray arm for a cleaning machine of claim 7, wherein: the second nozzle (16) inclines downwards gradually from the end part of the body (1) to the middle direction of the body (1), and an included angle of 5-45 degrees is formed between the spraying direction of the second nozzle (16) and the horizontal plane.

9. The spray arm for a cleaning machine of claim 1, 2 or 3, wherein: the spraying direction of the first water spraying hole close to the outer end of the body (1) is inclined outwards, and the inner diameter of the first water spraying hole is larger than that of the first water spraying hole (13) at other positions.

10. The spray arm for a cleaning machine of claim 9 wherein: the top wall of the body (1) is also provided with an injection hole (17) which is arranged close to the end part, and the injection direction of the injection hole (17) is approximately vertical.

11. The spray arm for a cleaning machine of claim 10 wherein: the aperture of the jet hole (17) is smaller than the aperture of the first water spray hole which is positioned at the end part of the body (1) and inclines outwards and is larger than the apertures of the other first water spray holes (13).

12. A cleaning machine with the spray arm of any one of claims 1-11 applied thereto, comprising a box body, and is characterized in that: the spray arm can be rotatably arranged in the box body.