CN215502869U

CN215502869U - Spray arm for cleaning machine and cleaning machine with spray arm

Info

Publication number: CN215502869U
Application number: CN202121479019.0U
Authority: CN
Inventors: 张昌海; 姜勇; 施郑赞; 韩健健; 赵书瀚; 郑峰
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2022-01-14
Anticipated expiration: 2031-06-30

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 is provided with a body extending along the length direction, the middle part of the top wall of the body is provided with a water inlet, the body is internally provided with a flow passage communicated with the water inlet and extending along the length direction of the body, the top wall of the body is provided with a circular hole communicated with the flow passage, the top wall of the body is also provided with a nozzle extending upwards, the nozzle is provided with a cylindrical guide part which is obliquely arranged relative to the flow passage, the top wall of the guide part is provided with a nozzle, and the top wall of the body is provided with a strip-shaped opening which is positioned beside the guide part and is communicated with the nozzle by penetrating through the side wall of the guide part. Under the condition that the number of the spray holes is not changed, the circular holes provide water flow concentrated and high-impact spray water columns, and the spray holes and the strip-shaped holes which are communicated with each other on the spray nozzles provide water columns with a larger spray range, so that the sweeping range of the water flow is expanded under the condition of considering the impact force of the water flow, the cleaning dead angle is favorably eliminated, and 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 for a cleaning machine and the cleaning machine with the spray arm.

Background

Due to the large volume of the box type dish washing machine, in order to ensure the cleaning effect, a lower spray arm which sprays upwards is generally arranged at the bottom of the box body, and an upper spray arm which sprays upwards is arranged at the middle part of the box body.

The existing upper spray arm structure is characterized in that supplied water flow generally comes from circulating water in a box body, namely the circulating water is conveyed from the bottom of the box body to the top of an upper spray arm through a vertically arranged pipeline by a water pumping mechanism and then upwards sprayed by the upper spray arm. Water flow enters the upper spray arm from the top of the upper spray arm, flows into the left channel and the right channel of the upper spray arm and is sprayed out from the spray holes in the top wall of the upper spray arm.

The spray holes on the upper spray arm are generally circular holes, water flow sprayed out of the circular holes is columnar, the water flow is concentrated, the impact force is large, the cleaning machine is suitable for cleaning stains which are difficult to clean, and the coverage area is small. If all the spray holes are circular, a large number of holes are needed to achieve full coverage of the tableware, but the water flow impact force is reduced along with the increase of the number of the spray holes, and the increase of the number of the holes can influence the water flow strength.

SUMMERY OF THE UTILITY MODEL

The first technical problem to be solved by the utility model is to provide a spray arm for a cleaning machine, which can enlarge the water flow sweeping range and eliminate the cleaning dead angle under the condition of considering the water flow impact force so as to improve the cleaning effect, aiming at the current situation 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 has the body that extends along length direction, open at the middle part of body roof has the water inlet, have in the body and be linked together and follow the runner that body length direction extended with the water inlet, it has the circular port that is linked together with the runner to open on the body roof, its characterized in that: the top wall of the body is also provided with a nozzle extending upwards, the nozzle is provided with a cylindrical guide part which is obliquely arranged relative to the flow channel, the top wall of the guide part is provided with a nozzle, and the top wall of the body is provided with a strip-shaped opening which is positioned at the side of the guide part and penetrates through the side wall of the guide part to be communicated with the nozzle.

Preferably, the guide portion is arranged with its axial direction inclined with respect to the body top wall, the guide portion top wall is arranged perpendicular to the axial direction of the guide portion and with its lower edge arranged close to the body top wall, and the strip-shaped opening is provided at the lower edge of the guide portion. This structure is advantageous for expanding the spray range of the nozzle.

Preferably, the number of the nozzles is at least two, the nozzles are arranged at intervals in the length direction of the flow channel, and the spraying direction of each nozzle is different. This structure is advantageous for further enlarging the ejection range.

Preferably, the nozzle is located inside the flow channel, and a notch which penetrates through the side wall of the guide part along the axial direction of the guide part and is communicated with the nozzle opening is formed in the side wall of the guide part, and the notch is arranged opposite to the strip-shaped opening. The structure is favorable for further expanding the spraying range of the nozzle. The nozzle near the outer end of the flow passage is not provided with a notch so as to keep the nozzle to have stronger spraying strength.

Preferably, the first side of water inlet is provided with two at least circular ports, two nozzles, the second side of water inlet is provided with two at least circular ports, a nozzle, just the circular port is different with the injection direction of nozzle. This structure is favorable to improving the holistic injection coverage area of spray arm.

Preferably, each said circular aperture is disposed adjacent to the water inlet, and each said nozzle is disposed adjacent to an end of the body. The structure reasonably distributes the orifices with different hole types, so that a powerful cleaning area is highlighted, and meanwhile, the spraying range is enlarged, and the cleaning effect is improved.

In the utility model, the side wall of the body is provided with a water spray opening which is communicated with the flow passage and is used for balancing the rotating speed of the spray arm, and the water spray opening is arranged close to the end part of the body. The water column sprayed by the water spray opening can balance the rotating speed of the spray arm through water flow release on one hand, and on the other hand, the sprayed water column can clean the inner wall of the washing cavity so as to keep the inner wall of the washing cavity clean.

The cleaning machine with the spraying arm comprises a box body, wherein the spraying arm can be rotatably arranged in the box body, and runners on two sides of a water inlet of the body are formed into arc runners with opposite bending directions. The spraying device is characterized in that a partition plate assembly capable of dividing the inner cavity of the box body into an upper space and a lower space is arranged in the middle of the box body, at least part of the partition plate assembly is detachably or movably arranged in the box body so as to communicate or partition the upper space and the lower space, and the spraying arm is arranged in the upper space and is close to the separation position of the upper space and the lower space. When more dishes are washed, the upper space and the lower space can be communicated for use, and when less dishes are washed, the upper space and the lower space can be separated, and only the lower space is used for washing, so that the effects of water saving and dual purposes of one chamber are achieved.

Compared with the prior art, the utility model has the advantages that: under the condition that the number of the spray holes is not changed, the circular holes provide spray water columns with concentrated water flow and large impulsive force, and the spray holes and the strip-shaped holes which are communicated with each other on the spray nozzles provide water columns with a larger spray range, so that the sweeping range of the water flow is expanded under the condition of considering the impact force of the water flow, the cleaning dead angle is favorably eliminated, and the cleaning effect is improved.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a partial view of an embodiment of the present invention;

fig. 3 is a cross-sectional view of an embodiment of the present invention.

Detailed Description

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

As shown in figures 1-3, the spray arm for the cleaning machine of the embodiment is provided with a body 1 extending along the length direction, the middle part of the top wall of the body 1 is provided with a water inlet 11, the body 1 is provided with a flow channel 12 communicated with the water inlet 11 and extending along the length direction of the body 1, and the top wall of the body 1 is provided with a circular hole 13 communicated with the flow channel 12.

The top wall of the body 1 is further provided with a nozzle 14 extending upwards, the nozzle 14 is provided with a cylindrical guide part 141 arranged obliquely relative to the flow channel 12, the top wall of the guide part 141 is provided with a spout 142, the spout 142 is circular, and the top wall of the body 1 is provided with a strip-shaped opening 143 which is positioned at the side of the guide part 141 and penetrates through the side wall of the guide part 141 and is communicated with the spout 142. The axial direction of the guide portion 141 is arranged obliquely with respect to the top wall of the body 1, the top wall 144 of the guide portion 141 is arranged perpendicularly to the axial direction of the guide portion 141 and the lower edge is arranged close to the top wall of the body 1, and the strip-shaped opening 143 is provided at the lower edge of the guide portion 141.

In this embodiment, the first side of the water inlet 11 is provided with 6 spray holes distributed at intervals along the length direction of the flow channel 2, wherein three spray holes close to the water inlet 11 are circular holes 13, and three spray holes close to the end of the body 1 are nozzles 14; the second side of the water inlet 11 is provided with 5 spray holes distributed at intervals 1 along the length direction of the flow channel 12, wherein three spray holes close to the water inlet 11 are circular holes 13, and one spray hole close to the end part of the body 1 is a nozzle 14. The circular holes 13 are different in ejection angle from the nozzles 14, and the ejection direction of each nozzle 14 is different, so that the ejection range is widened.

On the body 1, the nozzle 14 is located inside the flow channel 12, and the side wall of the guide portion 141 is opened with a notch 145 penetrating along the axial direction thereof and communicating with the nozzle opening 142, and the notch 145 is arranged opposite to the strip-shaped opening 143. This configuration is advantageous in further expanding the spray range of the nozzle 14. The nozzle 14 near the outer end of the flow channel 12 is not notched 145 to maintain a stronger spray.

In this embodiment, the side wall of the body 1 is provided with a water jet 15 communicated with the flow passage 12 for balancing the rotation speed of the spray arm, and the water jet 15 is arranged near the end of the body 1. The water column sprayed from the water spray 15 can balance the rotation speed of the spray arm through water flow release, and the water column can clean the inner wall of the washing chamber to keep the inner wall of the washing chamber clean.

The cleaning machine with the spray arm comprises a box body, wherein the spray arm can be rotatably arranged in the box body, and the flow channels 12 on two sides of the water inlet 11 of the body 1 are formed into arc-shaped flow channels with opposite bending directions. The middle part of the box body is provided with a clapboard component which can divide the inner cavity of the box body into an upper space and a lower space, at least part of the clapboard component is detachably or movably arranged in the box body so as to communicate or separate the upper space and the lower space, and the spray arm is arranged in the upper space and is close to the separation part of the upper space and the lower space. When more dishes are washed, the upper space and the lower space can be communicated for use, and when less dishes are washed, the upper space and the lower space can be separated, and only the lower space is used for washing, so that the effects of water saving and dual purposes of one chamber are achieved.

This embodiment makes circular port 13 provide rivers and concentrates, the big injection water column of impulsive force under the unchangeable condition of orifice quantity, utilizes spout 142 and the bar mouth 143 of intercommunication each other on the nozzle 14, provides the water column of bigger spray regime to compromise under the condition of rivers impact force, enlarged the sweep range of rivers, be favorable to eliminating and wash the dead angle, improve the cleaning performance.

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 portions and elements of the utility model, but are used herein for convenience of description only and are to be determined based on the 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, has body (1) that extends along length direction, open at the middle part of body (1) roof has water inlet (11), have runner (12) that are linked together and extend along body (1) length direction with water inlet (11) in body (1), it has circular port (13) that are linked together with runner (12) to open on body (1) roof, its characterized in that: the top wall of the body (1) is also provided with a nozzle (14) extending upwards, the nozzle (14) is provided with a cylindrical guide part (141) arranged obliquely relative to the flow channel (12), the top wall of the guide part (141) is provided with a nozzle opening (142), and the top wall of the body (1) is provided with a strip-shaped opening (143) which is positioned beside the guide part (141) and penetrates through the side wall of the guide part (141) and is communicated with the nozzle opening (142).

2. The spray arm for a cleaning machine of claim 1, wherein: the axial direction of the guide part (141) is obliquely arranged relative to the top wall of the body (1), the top wall (144) of the guide part (141) is perpendicular to the axial direction of the guide part (141), the lower edge of the top wall of the body (1) is arranged close to the upper edge of the body, and the strip-shaped opening (143) is arranged at the lower edge of the guide part (141).

3. The spray arm for a cleaning machine of claim 2 wherein: the nozzles (14) are at least two and are arranged at intervals in the length direction of the flow channel (12).

4. The spray arm for a cleaning machine of claim 3, wherein: and the nozzle (14) is positioned at the inner side of the flow channel (12), a notch (145) which penetrates through the side wall of the guide part (141) along the axial direction of the guide part and is communicated with the nozzle opening (142) is formed in the side wall of the guide part, and the notch (145) is arranged opposite to the strip-shaped opening (143).

5. The spray arm for a cleaning machine of any one of claims 1 to 4 wherein: the first side of water inlet (11) is provided with two at least circular ports (13), two nozzle (14), the second side of water inlet (11) is provided with two at least circular ports (13), a nozzle (14), just circular port (13) are different with the injection direction of nozzle (14).

6. The spray arm for a cleaning machine of claim 5, wherein: each circular hole (13) is arranged close to the water inlet (11), and each nozzle (14) is arranged close to the end of the body (1).

7. The spray arm for a cleaning machine of any one of claims 1 to 4 wherein: the side wall of the body (1) is provided with a water spraying opening (15) which is communicated with the flow passage (12) and used for balancing the rotating speed of the spraying arm, and the water spraying opening (15) is arranged close to the end part of the body (1).

8. A cleaning machine with the spray arm of any one of claims 1-7 applied thereto comprises a box body, and is characterized in that: the spraying arm can be rotatably arranged in the box body, and the flow channels (12) on two sides of the water inlet (11) of the body (1) are formed into arc-shaped flow channels with opposite bending directions.

9. The cleaning machine of claim 8, wherein: the spraying device is characterized in that a partition plate assembly capable of dividing the inner cavity of the box body into an upper space and a lower space is arranged in the middle of the box body, at least part of the partition plate assembly is detachably or movably arranged in the box body so as to communicate or partition the upper space and the lower space, and the spraying arm is arranged in the upper space and is close to the separation position of the upper space and the lower space.