CN217827771U

CN217827771U - A spray arm and cleaning machine for cleaning machine

Info

Publication number: CN217827771U
Application number: CN202221087515.6U
Authority: CN
Inventors: 王栋
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2022-04-26
Filing date: 2022-04-26
Publication date: 2022-11-18
Anticipated expiration: 2032-04-26

Abstract

The utility model relates to a spray arm and cleaning machine for cleaning machine, a spray arm for cleaning machine including: a body member having a water flow passage therein and a water inlet in fluid communication with the water flow passage; at least one connector arranged on the main body piece, wherein a water channel communicated with the water channel in a fluid mode is formed in the connector; the sub-spray arm can be rotatably arranged on the connecting head, a flow passage communicated with the water channel is arranged in the sub-spray arm, and the sub-spray arm is provided with a spray hole communicated with the flow passage. Through changing sub-spray arm pivoted angle to realize sub-spray arm's injection angle's change, realize the washing of a plurality of angles then, improved comprehensive abluent ability.

Description

A spray arm and cleaning machine for cleaning machine

Technical Field

The utility model belongs to the domestic appliance field, concretely relates to spray arm and cleaning machine for cleaning machine.

Background

A washing machine is an apparatus that sprays cold or hot water to dishes to remove dirt adhered to the dishes or fruits and vegetables and wash the dishes or fruits and vegetables. The existing spray type cleaning machine generally realizes the spraying in various directions through the rotation of a sprayer.

The current spray assembly, as the chinese utility model patent that the applicant previously applied, discloses a spray assembly including a spray arm, a diversion seat and a driving mechanism as the chinese utility model patent ZL202020453453.0 (the publication number is CN 212368924U), the spray assembly is provided with a water pump, a diversion seat and a driving mechanism, the spray arm can be rotatably arranged on the diversion seat, the driving mechanism is used for pumping water near the diversion seat into the spray arm and driving the spray arm to rotate through the viscous force of the water, the spray assembly further includes an elastic member connected between the spray arm and the diversion seat, the elastic member stretches along with the rotation of the spray arm and retracts when the tensile force is greater than the viscous force of the water flow to the spray arm, thereby driving the spray arm to rotate. The above-mentioned washing of spraying along with having realized, but can't spray the rivers angle of penetrating according to the use scene change of difference and adjust the washing position.

Accordingly, further improvements to existing spray arms are needed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the first technical problem that will solve is to above-mentioned prior art's current situation, provides a spray arm for cleaning machine that can change the efflux angle.

The utility model discloses the second technical problem that will solve provides a change jet angle and carry out the spray arm of location.

The utility model aims to solve the third technical problem that a can upwards spray abluent cleaning machine is provided.

The utility model provides a technical scheme that above-mentioned first technical problem adopted does: a spray arm for a cleaning machine, comprising:

a body member having a water flow passage therein and a water inlet in fluid communication with the water flow passage;

it is characterized by also comprising:

at least one connector arranged on the main body piece, wherein a water channel communicated with the water flow channel is formed in the connector;

the sub-spray arm can be rotatably arranged on the connecting head, a flow passage communicated with the water running channel is formed in the sub-spray arm, and the sub-spray arm is provided with a spray hole communicated with the flow passage.

The utility model provides a technical scheme that above-mentioned second technical problem adopted is: be provided with between sub-spray arm and the connector can be with the setting element that this sub-spray arm was fixed a position after the relative connector of sub-spray arm rotated. So, fix a position the sub-spray arm pivoted angle, can strengthen wasing the fixed point to a certain position.

The structural style of setting element has the multiple, can adopt the sealing washer, also can adopt other structural style, but preferably, the setting element is established for the cover the periphery of connector is in order to form sealing washer of sealing connection between the internal perisporium of sub-spray arm and the connector internal perisporium.

The structure form of the sub-spray arm is various, and the sub-spray arm can be cylindrical, can also be in a flat straight shape, can also be in a V shape, and can also be in other shapes, but preferably, the sub-spray arm is cylindrical.

In order to improve the cleaning effect, the number of the connecting heads is at least two, the connecting heads are arranged along the circumferential direction of the main body piece at intervals, and each connecting head corresponds to one sub-spray arm.

Preferably, the bottom of the main body piece is provided with a water collecting chamber with an opening at the lower end near the center, the opening at the lower end of the water collecting chamber is the water inlet, and the water flow channel is positioned on the peripheral side of the water collecting chamber and is communicated with the water collecting chamber in a fluid mode.

The main body part can be round, square or other shapes, but preferably, the main body part is round at the position of the water flow channel.

Preferably, the spray holes are located on the top surface of the sub-spray arm when the sub-spray arm is rotated to be horizontally arranged.

Preferably, the peripheral side of the water collecting chamber is provided with a sub-channel which is positioned below the water flow channel and communicated with the flow channel of the corresponding sub-spray arm at a position corresponding to at least one sub-spray arm, and the peripheral wall of the water collecting chamber is provided with a through hole communicated with the sub-channel.

In order to drive the main body part to rotate, the bottom of the sub-channel is provided with a water outlet hole capable of driving the main body part to rotate, and the water outlet hole is communicated with the corresponding sub-channel. Furthermore, it is also possible to use a form in which the drive mechanism is actively driven.

In order to realize the universal rotation of the sub-spray arm, the connector is a spherical ball seat which enables the sub-spray arm to rotate universally. Therefore, the device can cover rotation at any angle, and improves the overall cleaning capability.

The water passage may be in a variety of forms, such as a strip form, or other forms, but preferably, the connector has a hollow cavity therein, the hollow cavity is communicated with the water passage, the connector is provided with a water passing port communicating the hollow cavity with the flow passage, and the water passing port is communicated with the hollow cavity to form the water passage.

The utility model provides a technical scheme that above-mentioned third technical problem adopted does: the cleaning machine with the spray arm is characterized in that: including the inside washing case that has the washing chamber, the washing chamber is provided with the water conservancy diversion seat on the position of neighbouring bottom, the spray arm can set up with rotating on the top of water conservancy diversion seat, the water inlet is seted up on the bottom of main part, the water conservancy diversion seat is in corresponding have on the position of water inlet with the water conservancy diversion passageway that the water inlet is linked together, still including being used for coming water to pump to the pump water mechanism in the spray arm through the water conservancy diversion passageway.

Compared with the prior art, the utility model has the advantages of: this sub-spray arm of spray arm relative connector rotates, has seted up on the sub-spray arm and has sprayed the hole, through changing sub-spray arm pivoted angle to realize the change of sub-spray arm's injection angle, realize the washing of a plurality of angles then, improved comprehensive abluent ability.

Drawings

Fig. 1 is a schematic structural view of a horizontal neutron spray arm in the present embodiment;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is a schematic view of the structure of the neutron-spraying arm of FIG. 1 rotated upward to a downward inclined state;

fig. 4 is a cross-sectional view of fig. 3.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 4, the washing machine of the present embodiment is used to wash dishes or fruits and vegetables. The cleaning machine comprises a cleaning box 4, a spraying arm 01 and a water pumping mechanism 6. Wherein, the inside of the cleaning box 4 is provided with a washing chamber 40, the washing chamber 40 is provided with a diversion seat 5 at a position adjacent to the bottom, and the spray arm 01 is rotatably arranged on the top of the diversion seat 5.

As shown in fig. 2 and 4, the spray arm 01 includes a main body member 1, a connection head 2, and a sub-spray arm 3. Wherein, the interior of the main body member 1 has a water flow channel 11, and the bottom of the main body member 1 near the center has a water collecting chamber 12 with an open lower end, the open lower end of the water collecting chamber 12 is the water inlet 121, and thus, the water inlet 121 is arranged on the bottom of the main body member 1. The aforementioned water flow channel 11 is located on the peripheral side of the water collection chamber 12 and is in fluid communication with the water collection chamber 12, and the water inlet 121 is in fluid communication with the water flow channel 11. The diversion seat 5 is provided with a diversion channel 51 communicated with the water inlet 121 at the position corresponding to the water inlet 121, and the water pumping mechanism 6 pumps the water at the bottom of the washing chamber 40 into the water collecting chamber 12 of the spray arm 01 through the diversion channel 51 and the water inlet 121. The water pumping mechanism 6 in this embodiment includes a motor 61 and an impeller assembly 62, the upper portion of the impeller assembly 62 is a centrifugal impeller which penetrates through the water inlet 121 and is located in the water collecting chamber 12 of the spray arm, the lower portion of the impeller assembly 62 is an axial-flow impeller which is located below the water inlet 121, the motor 61 is located below the impeller assembly 62, and an output shaft of the motor 61 is connected with the impeller assembly 62.

The cross section of the main body 1 at the position of the water flow channel 11 in this embodiment is circular, that is, the water flow channel 11 is annular, and in addition, an oval shape, a straight shape or a square shape can be adopted.

The connectors 2 are disposed on the upper surface of the main body 1, and at least two connectors are disposed at intervals along the circumferential direction of the water flow channel 11. The connector 2 is internally provided with a water channel 2a which is communicated with the water channel 11 in a fluid way; specifically, the connector 2 is a spherical ball seat for enabling the sub-spray arm 3 to rotate universally, and a hollow cavity 20 communicating with the water flow passage 11 is formed in the connector 2. The wall plate of the connector 2 is provided with a water passing opening 201 communicating the cavity 20 and the flow passage 30, and the water passing opening 201 is communicated with the cavity 20 to form the water passing channel 2a.

Each connector 2 is provided with a sub-spray arm 3, the sub-spray arms 3 are cylindrical, the free ends of the sub-spray arms 3 are closed, and the connecting ends are open. The sub-spray arm 3 is arranged to rotate relative to the connector 2, and since the connector 2 is spherical, the sub-spray arm 3 can rotate in all directions, such as up and down, left and right, and the like, relative to the connector 2. Specifically, the interior of the sub-spray arms 3 is provided with a flow passage 30 communicated with the water passage 2a, and the sub-spray arms 3 are provided with spray holes 301 communicated with the flow passage 30, and when the sub-spray arms 3 are rotated to be horizontally arranged, the spray holes 301 are located on the top surfaces of the sub-spray arms 3, in this embodiment, a plurality of spray holes 301 are formed in each sub-spray arm 3 and are arranged at intervals along the length direction of the respective sub-spray arm 3. In addition, a positioning piece which can position the sub-spray arm 3 after the sub-spray arm 3 rotates relative to the connector 2 is arranged between the sub-spray arm 3 and the connector 2. The positioning element is a sealing ring 7 which is sleeved on the periphery of the connector 2 to form a sealing connection between the inner peripheral wall of the sub-spray arm 3 and the inner peripheral wall of the connector 2, and the sealing ring 7 in this embodiment is a rubber element. The existence of sealing washer 7 when sealing washer 7 receives the extrusion to produce the extrusion force, and then produces frictional force, can guarantee that sub-spray arm 3 can both remain motionless when rotatory to any angle, and can guarantee the sealed between sub-spray arm 3 and the connector 2, prevents that water from flowing out between sub-spray arm 3 and the connector 2.

In order to guide the water in the water collection chamber to the flow channel 30 of the sub-spray arm 3 through the water flow channel 11, two sub-channels 13 are arranged on the periphery of the water collection chamber 12 below the water flow channel 11, and a through hole 122 communicated with the sub-channels 13 is formed on the periphery of the water collection chamber 12. The two sub-channels 13 respectively correspond to the two sub-spray arms 3 and are respectively communicated with the flow channels 30 in the corresponding sub-spray arms 3. In addition, there may be one subchannel 13 for each sub-nozzle arm 3. In order to realize the rotation of the main body part, the bottom of the sub-channel 13 is provided with a water outlet 131 capable of driving the main body part 1 to rotate, and the water outlet 131 is communicated with the corresponding sub-channel 13.

The working process of the cleaning machine is as follows:

when the motor 61 works, the impeller assembly 62 is driven to rotate, water flow in the washing chamber can be brought into the water collecting chamber 12 of the spray arm through the flow guide seat 5, part of water flows out of the water outlet hole 131 to generate a reverse force to drive the main body piece to rotate, and part of water enters the cavity 20 of the connector 2 through the water flow channel of the main body piece respectively and is then conveyed to the sub-spray arm 3 completely. Because the sub-spray arm 3 and the connector 2 are in universal sealing connection, the sub-spray arm 3 can be ensured to change universally; when the four sub-spray arms 3 are completely opened and the spray holes are upward, the tableware can be sprayed and cleaned; when a certain position needs to be intensively washed, the individual sub-spray arms can be rotated to change the spray angle of the spray arms, so that the tableware at the certain position can be cleaned at a fixed point; when the four sub-spray arms 3 rotate upwards and rotate to be in an upward inclined state relative to the connector in the circumferential direction, at the moment, the lower surfaces of the Kong Weiyu sub-spray arms 3 spray downwards, so that when fruits and vegetables are cleaned, all the jet flows can flush the fruits and vegetables in water, the circular operation along with water flow is carried out during cleaning of the fruits and vegetables, the upward and downward flushing cleaning is increased, and the cleaning effect of the fruits and vegetables is greatly improved.

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 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 may be oriented in different directions, the directional terms are used for descriptive purposes and are not intended to be limiting, e.g., "upper" and "lower" are not necessarily limited to directions opposite or coincident with the direction of gravity.

The term "fluid communication" as used herein refers to a spatial relationship between two components or portions (hereinafter, referred to as a first portion and a second portion) in a unified manner, i.e., a fluid (gas, liquid or a mixture thereof) can flow along a flow path from the first portion or/and be transported to the second portion, and may be directly communicated between the first portion and the second portion, or indirectly communicated between the first portion and the second portion via at least one third member, which may be a fluid passage such as a pipe, a channel, a duct, a flow guide member, a hole, a groove, or a chamber allowing the fluid to flow therethrough, or a combination thereof.

Claims

1. A spray arm for a cleaning machine, comprising:

a main body member (1) having a water flow passage (11) therein and having a water inlet (121) in fluid communication with the water flow passage (11);

it is characterized by also comprising:

at least one connector (2) arranged on the main body piece (1), and a water flowing channel (2 a) communicated with the water flow channel (11) in a fluid manner is arranged in the connector;

the sub-spray arm (3) is rotatably arranged on the connector (2), a flow channel (30) communicated with the water channel (2 a) is arranged in the sub-spray arm, and a spray hole (301) communicated with the flow channel (30) is formed in the sub-spray arm (3).

2. The spray arm of claim 1, wherein: be provided with between sub-spray arm (3) and connector (2) sub-spray arm (3) can be with the setting element that this sub-spray arm (3) was fixed a position after relative connector (2) rotates.

3. The spray arm of claim 2, wherein: the setting element is established for the cover the periphery of connector (2) is in order to form sealing washer (7) of sealing connection between the internal perisporium of sub-spray arm (3) and connector (2) internal perisporium.

4. The spray arm of claim 1, wherein: the sub-spray arm (3) is cylindrical.

5. The spray arm of claim 1, wherein: the number of the connectors (2) is at least two, the connectors are arranged along the circumferential direction of the main body piece (1) at intervals, and each connector (2) is provided with one sub-spray arm (3) correspondingly.

6. The spray arm of claim 5, wherein: the bottom of the main body piece (1) is provided with a water collecting chamber (12) with an open lower end near the center, the lower end of the water collecting chamber (12) is provided with the water inlet (121), and the water flow channel (11) is positioned on the peripheral side of the water collecting chamber (12) and is communicated with the water collecting chamber (12) in a fluid mode.

7. The spray arm of claim 6, wherein: the cross section of the main body piece (1) at the position of the water flow channel (11) is circular.

8. The spray arm of claim 6, wherein: the periphery of the water collecting chamber (12) is provided with a sub-channel (13) which is positioned below the water flow channel (11) and is communicated with the flow channel (30) of the corresponding sub-spray arm (3) at the position corresponding to at least one sub-spray arm (3), and the periphery of the water collecting chamber (12) is provided with a through hole (122) communicated with the sub-channel (13).

9. The spray arm of claim 8, wherein: the bottom of the sub-channel (13) is provided with a water outlet (131) which can drive the main body piece (1) to rotate, and the water outlet (131) is communicated with the corresponding sub-channel (13).

10. The spray arm according to any one of claims 1 to 9, wherein: the connector (2) is a spherical ball seat which enables the sub-spray arm (3) to rotate universally.

11. The spray arm of claim 10, wherein: the inside cavity of connector (2) be formed with cavity (20) that rivers passageway (11) are linked together, and seted up the intercommunication on this connector (2) cavity (20) and runner (30) cross water mouth (201), cross water mouth (201) and cavity (20) and be linked together and form water channel (2 a).

12. A cleaning machine having a spray arm as claimed in any one of claims 1 to 11, characterized in that: the cleaning device comprises a cleaning box (4) with a cleaning chamber (40) inside, wherein a flow guide seat (5) is arranged on the position, close to the bottom, of the cleaning chamber (40), a spray arm (01) can be rotatably arranged on the top of the flow guide seat (5), a water inlet (121) is formed in the bottom of a main body piece (1), the flow guide seat (5) is provided with a flow guide channel (51) communicated with the water inlet (121) in the position corresponding to the water inlet (121), and the cleaning device further comprises a water pumping mechanism (6) for pumping water into the spray arm (01) through the flow guide channel (51).