CN209826615U

CN209826615U - Spraying system and cleaning machine with same

Info

Publication number: CN209826615U
Application number: CN201920129148.3U
Authority: CN
Inventors: 胡亦聪
Original assignee: Zhejiang Style Intelligent Technology Co Ltd
Current assignee: Zhejiang Style Intelligent Technology Co Ltd
Priority date: 2019-01-25
Filing date: 2019-01-25
Publication date: 2019-12-24
Anticipated expiration: 2029-01-25

Abstract

The utility model provides a spraying system, which comprises a spray arm unit, a pump body and a pump body power source for driving the pump body to rotate, wherein the spray arm unit comprises a spray arm and a spray arm supporting component for supporting the spray arm to rotate, the spray arm is provided with a water outlet, the bottom of the spray arm is provided with a mounting hole, the upper section of the pump body extends into the water outlet cavity, the pump body comprises an impeller and blades, the spray arm supporting component comprises a hollow sleeve arm which extends downwards from the periphery of the mounting hole to a position close to the bottom of the impeller and has a flow guiding function, the sleeve arm surrounds the impeller, the spraying system also comprises a water filter screen arranged on the spraying arm supporting component, the sleeve arm forms a pump body water drawing port at the position corresponding to the bottom end of the impeller, the sleeve arm forms a pump body water drawing port at a position corresponding to the bottom end of the impeller, and the water filter screen covers the pump body water drawing port to enable the water filter screen, the sleeve arm and the spray arm to jointly surround to form a circulating water draining area. The spraying system reduces the number of parts of the cleaning machine on the whole, is convenient to disassemble and assemble, and reduces the manufacturing cost of the whole machine.

Description

Spraying system and cleaning machine with same

Technical Field

The invention relates to a kitchen ware, in particular to a cleaning machine and a spraying system of the cleaning machine.

Background

A washing machine is an apparatus for washing dishes by spraying cold or hot water onto the dishes to be washed to remove dirt adhered thereto. A general washing machine includes a pump for spraying washing water and a rotary spray arm, a heater for generating hot water, and the like. In order to save space, many water tank type washing machines have been developed in the prior art, i.e. the water tank is slightly modified to be a washing machine (dishwasher) on the basis of the water tank of the present household. The existing water tank type dish washer is usually provided with a rotary spray arm at the bottom of the water tank to wash the articles as a water outlet component for washing, and dishes are washed by the water flow sprayed by the rotary spray arm to wait for the washing articles. In some existing dish washing machines which utilize an open water pump to carry out water flow conveying, the connecting structure design of each element is complex, and only a plurality of connecting parts need to be arranged between a pump body and a spray arm, so that the mould opening and the assembly of a product are inconvenient; in addition, although the number of connecting pipes is reduced compared to the conventional water pump, the open-type water pump requires a large-area draining plate for circulating and filtering the washing water in the tank to prevent the pump body from being clogged by the residue in the water. The large-size draining board limits the cleaning space of the water tank to a certain extent, and when the draining board is actually implemented, the supporting and fixing of the draining board are finished, and other parts are also needed to be matched, so that the draining board is inconvenient to clean and maintain. In summary, the overall structure of the existing cleaning machine is relatively complex in design and needs to be improved.

Disclosure of Invention

In order to solve the technical problem, the invention provides a spraying system applied to a cleaning machine and the cleaning machine.

The first purpose of the invention is to provide a spraying system, which comprises a spray arm unit, a pump body and a pump body power source for driving the pump body to rotate, wherein the spray arm unit is hollow to form a water outlet cavity, the spray arm unit comprises a spray arm and a spray arm supporting component for supporting the spray arm to rotate, the surface of the spray arm is provided with a plurality of water outlets communicated with the water outlet cavity, the bottom of the spray arm is provided with a mounting hole, the upper section of the pump body extends into the water outlet cavity through the mounting hole, the pump body comprises an impeller and blades arranged outside the impeller, the spray arm supporting component comprises a hollow sleeve arm which extends downwards from the periphery of the mounting hole to a position close to the bottom of the impeller and has a drainage function, the sleeve arm surrounds the impeller, the spraying system also comprises a water filter net arranged on the spray arm supporting component, and the sleeve arm forms a pump body water drawing port at a position corresponding to the bottom end of the impeller, the sleeve arm forms a pump body water drawing port at a position corresponding to the bottom end of the impeller, and the water filter screen covers the pump body water drawing port to enable the water filter screen, the sleeve arm and the spray arm to jointly surround to form a circulating water draining area.

Furthermore, the water strainer is arranged on the sleeve arm, the water strainer is of a mesh-shaped structure which is arranged at the bottom end of the blade and covers the pump body water drawing port, a through hole is formed in the center of the water strainer, and a main shaft of the pump body power source extends into the circulating water filtering area from the through hole to be connected with the impeller.

Furthermore, the water filter screen is of a cylindrical structure with a bottom, a through hole is formed in the bottom wall of the water filter screen, and a main shaft of the pump body power source extends into the circulating water filtering area from the through hole to be connected with the impeller.

Furthermore, the water filter screen is provided with a side wall which is connected to the bottom wall in a surrounding mode, and the side wall of the water filter screen is fixed with the sleeve arm through a connecting piece.

Further, the sleeve arm includes two sleeve lid bodies that the lid closes each other, and the inner wall of two sleeve lid bodies forms the round annular, the support that the strainer can rotate is in the annular.

The second purpose of the invention is to provide a cleaning machine, which comprises a water tank, wherein the spraying system is arranged in the water tank, the spraying arm supporting assembly further comprises a connecting structure arranged at the bottom of the water tank, and the connecting structure is rotatably connected with a sleeve arm.

Furthermore, connection structure includes at least two flexible connection pieces that keep away from each other at interval and can be close to or under the exogenic action, and connection piece periphery forms snap ring or draw-in groove, the inner wall of sleeve arm sets up draw-in groove or snap ring with snap ring or draw-in groove matched with.

Furthermore, the connection structure is an annular groove formed at the bottom of the water tank, a snap ring or a snap groove is arranged on the inner wall of the annular groove, and at least two flexible feet in snap fit with the snap ring or the snap groove are formed at the lower end of the sleeve arm.

The invention has the beneficial effects that: the spray system of the cleaning machine directly supports the spray arm in a rotating manner in the water tank, and other connecting parts are not needed to be arranged for supporting the spray arm, so that the disassembly and assembly processes are simpler and more convenient, the part number of the spray system and the cleaning machine is reduced on the whole, the manufacturing cost of the whole machine is reduced, the whole structure design is simpler, and the forming is more convenient; the water drawing port of the pump body is covered by the water filtering net cover, so that the pump body and the water filtering net jointly define a circulating water filtering area which can filter cleaning water relatively to the outside, the filtering mode of a large-size draining plate arranged in a spraying system of a traditional cleaning machine is changed, and because the upper surface of the bottom wall of the water filtering net is positioned in the circulating water filtering area, residues and the like cleaned under the action of gravity cannot be attached to the lower surface of the water filtering net, the blockage of the meshes of the water filtering net is avoided to a certain extent, and the water filtering net does not need to be frequently disassembled and assembled for cleaning and replacement; the structure for supporting the draining plate is not required to be arranged on the inner wall of the water tank, so that the structural design of the water tank is simpler and the forming is more convenient; when the water filter screen needs to be cleaned, the bracket type water filter screen can be conveniently disassembled and cleaned only by disassembling the spray arm assembly, so that the disassembling and assembling processes are simpler and more convenient, the number of parts of a spraying system and a cleaning machine is reduced on the whole, and the manufacturing cost of the whole machine is reduced; the connecting structure connected with the sleeve arm is arranged at the bottom of the water tank and used for supporting the rotation of the spray arm, the structural design is simpler, the stability is strong, and the assembly is convenient.

Drawings

FIG. 1 is a perspective view of the washer of the present invention.

Fig. 2 is a perspective view of the cleaning machine of the present invention in a partially cut-away state.

FIG. 3 is a sectional view in the main view direction of the washer of the present invention.

Fig. 4 is a partially enlarged view of a portion a in fig. 3.

Fig. 5 is a structural view of the pump body.

Figure 6 is a partial cross-sectional view of the sprinkler system.

Figure 7 is a partial cross-sectional view of another embodiment of a spray system.

Detailed Description

The invention will be further described with reference to the accompanying drawings.

As shown in fig. 1 to 7, a preferred embodiment of the cleaning machine according to the present invention is described in detail below:

the cleaning machine comprises a water tank 1, and a spraying system is arranged in the water tank 1. Specifically, the spraying system comprises a spray arm unit 2, a pump body 3 and a pump body power source 4 for driving the pump body 3 to rotate, wherein the spray arm unit 2 is hollow to form a water outlet cavity, and the spray arm unit 2 comprises a spray arm 21 and a spray arm supporting component 22 for supporting the spray arm 21 to rotate. The surface of the spray arm 21 is provided with a plurality of water outlets 211 communicated with the water outlet cavity, the bottom of the spray arm 21 is provided with a mounting hole 212, the upper section of the pump body 3 extends into the water outlet cavity through the mounting hole, and the pump body 3 comprises an impeller 31 and blades 32 arranged outside the impeller 31. The spray arm support assembly 22 comprises a hollow sleeve arm 221 which extends downwards from the periphery of a mounting hole to a position close to the bottom of the impeller 31 and has a drainage function, the sleeve arm 221 surrounds the impeller 31, the spray system further comprises a water filter screen 5 which is mounted on the spray arm support assembly 22, the sleeve arm 221 forms a pump body water drawing port 6 at a position corresponding to the bottom end of the impeller 31, and the water filter screen 5 covers the pump body water drawing port 6 so that the water filter screen 5, the sleeve arm 221 and the spray arm 21 jointly surround and form a circulating draining area 7. The spray arm support assembly 22 further comprises a connecting structure 222 disposed at the bottom of the water tank 1, wherein the connecting structure 222 is rotatably connected with the sleeve arm 221. Specifically, the connection structure 222 includes at least two flexible connection pieces 2221 spaced apart from each other and capable of approaching or separating away from each other under the action of an external force, a snap ring or a snap groove is formed at the periphery of the connection pieces 2221, and a snap groove or a snap ring matched with the snap ring or the snap groove is formed in the inner wall of the sleeve arm 221. Or, the connecting structure 222 may be a ring groove formed at the bottom of the sink 1, a snap ring or a snap groove is formed on an inner wall of the ring groove, and at least two flexible legs snap-fitted with the snap ring or the snap groove are formed at the lower end of the sleeve arm. In this embodiment, three connecting members are provided, and the connecting members are circumferentially distributed at equal intervals. The sleeve wall 221 may be integrally formed with the spray arm 21, or may be connected to the spray arm by screws, pins, or snaps, screws, or the like.

The water filter screen 5 covers the pump body water drawing port 6, so that the water filter screen 5, the sleeve arm 221 and the spray arm 21 jointly surround to form a circulating draining area 7, and the method is as follows: the water filtering net 5 can be in the form of a net sheet, a sphere, an arc or a cylinder, and the like, as long as the water filtering net 5 surrounds the water drawing port 6 of the pump body, so that the water filtering net 5, the pump body 3 and the spray arm unit 2 surround a circulating draining area 7. The food residue and the like cleaned are isolated outside the circulating draining area 7 under the action of the water filtering net 5.

The water strainer 5 may be specifically designed in a state shown in fig. 6, the water strainer 5 is mounted on the sleeve arm 221, the water strainer 5 is a mesh-shaped structure which is arranged at the bottom end of the blade 32 and covers the pump body water drawing port 6, a through hole is formed in the center of the water strainer 5, and the main shaft 41 of the pump body power source 4 extends into the circulating water filtering area 7 through the through hole to be connected with the impeller 31. Water strainer 5 rotates with pump body 3 is synchronous, under the dual function of water strainer 5 pivoted centrifugal force and scouring water flow, further makes unable attached to water strainer 5's lower surface of residue etc. guaranteed that spraying system still can carry out the efficient filtering action at long-time during operation water strainer 5, need not frequent dismouting water strainer and washs and change. The water filter screen 5 may be integrally formed with the pump body 3, or may be mounted below the vane 32 by means of adhesion, rivet connection, or the like. Since the sleeve arm 221 of the spray arm 21 extends directly to a position close to the bottom of the impeller 31, and after the actual installation is completed, the position close to the bottom of the water tank 1, the diameter of the sleeve arm 221 is just enough to accommodate the blade 32 of the pump body 3 to rotate in the sleeve arm 221. The sleeve arm 221 forms a guide cylinder surrounding the blade, and has the dual functions of guiding and supporting the spray arm 21, so that a guide structure required to be designed by the existing open water pump is omitted after the arrangement, the structural design of the cleaning machine is simpler, and the cleaning machine is convenient to install. Specifically, the sleeve arm 221 includes two sleeve cover bodies that cover each other, and the inner walls of the two sleeve cover bodies form a ring groove 8, and the water strainer 5 can be supported in the ring groove 8 in a rotating manner. In addition, the water filter screen 5 may be a cylindrical structure with a bottom as shown in fig. 5, a bottom wall 51 of the water filter screen 5 is provided with a through hole, and the main shaft 41 of the pump body power source 4 extends into the circulating water filtering area 7 through the through hole to be connected with the impeller 31. Specifically, the water filter screen 5 may be configured as shown in fig. 7, the water filter screen 5 has a side wall 52 surrounding and connected to the bottom wall 51, and the side wall 52 of the water filter screen 5 is fixed to the sleeve arm 221 by the connecting member 11. The fixing member may be a screw, a pin, or the like, which is a common connecting member. The structural form and size of the water filtering net 5 are not limited, the shape is not limited as disclosed in the embodiment, and the water filtering net 5 can also be arranged into a spherical or other special-shaped structure; the connection form between the water filter screen 5 and the spray arm support assembly 22 is not limited, and besides the screw connection and the snap connection disclosed in this embodiment, the two can be integrally formed or connected by adhesion or the like. As long as the water strainer 5 can surround the water drawing port 6 of the pump body 3, so that the water strainer 5, the pump body 3 and the spray arm unit 2 surround a circulating water draining area.

The bottom of the sink 1 forms a partially recessed area 9, the partially recessed area 9 is provided with perforations communicating with the drain opening of the sink 1, the perforations are fitted with slag basket assemblies 10, and the connecting member 222 is disposed within the partially recessed area 9. After the arrangement, the cleaned residues can be directly collected into the residue basket assembly by water flow to be collected uniformly.

From the above description of the invention it is clear that: the spray system of the cleaning machine directly supports the spray arm 21 in the water tank 1 in a rotating manner, and other connecting parts are not required to be arranged for supporting the spray arm 21, so that the disassembly and assembly processes are simpler and more convenient, the number of parts of the spray system and the cleaning machine is reduced on the whole, the manufacturing cost of the whole machine is reduced, the overall structural design is simpler, and the forming is more convenient; the spray arm 21 directly extends to the position close to the bottom of the water tank 1 to form a guide cylinder structure surrounding the blades 32, and has the dual functions of guide and support, so that the structural design is simpler and the installation is convenient. The water filter screen 5 and the pump body 3 synchronously rotate and cover the water suction port 6 of the pump body with the water filter screen 5, so that the pump body 3 and the water filter screen 5 jointly define a circulating water filtering area 7 which is relatively external and can filter cleaning water, the filtering mode of a large-size water draining plate arranged in a spraying system of a traditional cleaning machine is changed, and because the upper surface of the water filter screen 5 is positioned in the circulating water filtering area 7, residues and the like cleaned under the action of gravity cannot be attached to the lower surface of the water filter screen, the blockage of meshes of the water filter screen 5 is avoided to a certain extent. A structure for supporting a draining plate is not required to be arranged on the inner wall of the water tank 1, so that the structural design of the water tank 1 is simpler and the forming is more convenient; when the water strainer is required to be cleaned, the water strainer 5 can be conveniently detached and cleaned as long as the spray arm is detached, so that the detaching and assembling processes are simpler and more convenient, the number of parts of a spraying system and a cleaning machine is reduced on the whole, and the manufacturing cost of the whole machine is reduced.

Claims

1. The utility model provides a spraying system, includes a spray arm unit, the pump body, drives pump body pivoted pump body power supply, spray arm unit cavity forms out the water cavity, and the spray arm unit includes a spray arm, one supports spray arm pivoted spray arm supporting component, and the surface of spray arm sets up a plurality of and delivery port that goes out water cavity UNICOM, and the mounting hole is seted up to the spray arm bottom, and the pump body upper segment is stretched into out the water cavity by this mounting hole, the pump body includes the impeller and sets up the blade outside the impeller, its characterized in that: the spray arm supporting assembly comprises a hollow sleeve arm which extends downwards from the periphery of the mounting hole to a position close to the bottom of the impeller and has a drainage effect, the sleeve arm surrounds the impeller, the spray system further comprises a water filter screen mounted on the spray arm supporting assembly, the sleeve arm forms a pump body water drawing port in a position corresponding to the bottom end of the impeller, and the water filter screen covers the pump body water drawing port to enable the water filter screen, the sleeve arm and the spray arm to jointly surround to form a circulating water draining area.

2. The spray system of claim 1, wherein: the water strainer is arranged on the sleeve arm and is provided with a mesh-shaped structure which is arranged at the bottom end of the blade and covers the pump body water drawing port, a through hole is formed in the center of the water strainer, and a main shaft of the pump body power source extends into the circulating water filtering area through the through hole and is connected with the impeller.

3. The spray system of claim 1, wherein: the water filter screen is of a cylindrical structure with a bottom, a through hole is formed in the bottom wall of the water filter screen, and a main shaft of the pump body power source extends into the circulating water filtering area from the through hole to be connected with the impeller.

4. The spray system of claim 1, 2 or 3, wherein: the sleeve arm includes that two cover the sleeve lid that closes each other, and the inner wall of two sleeve lids forms the round annular, the support that the strainer can be pivoted is in the annular.

5. The spray system of claim 3, wherein: the water filter screen is provided with a side wall which surrounds the bottom wall and is connected with the sleeve arm, and the side wall of the water filter screen is fixed with the sleeve arm through a connecting piece.

6. A cleaning machine, includes basin, its characterized in that: the spraying system as claimed in any one of claims 1 to 5 is mounted in the water tank, and the spray arm support assembly further comprises a connecting structure arranged at the bottom of the water tank, wherein the connecting structure is rotatably connected with the sleeve arm.

7. The cleaning machine of claim 6, wherein: the connecting structure comprises at least two flexible connecting sheets which are mutually spaced and can be close to or far away from each other under the action of external force, a clamping ring or a clamping groove is formed at the periphery of each connecting sheet, and a clamping groove or a clamping ring matched with the clamping ring or the clamping groove is formed in the inner wall of the sleeve arm.

8. The cleaning machine of claim 6, wherein: the connecting structure is an annular groove formed at the bottom of the water tank, a snap ring or a snap groove is arranged on the inner wall of the annular groove, and at least two flexible feet in snap fit with the snap ring or the snap groove are formed at the lower end of the sleeve arm.