CN209932633U

CN209932633U - Spraying system installed on cleaning machine and cleaning machine

Info

Publication number: CN209932633U
Application number: CN201920128867.3U
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: 2020-01-14
Anticipated expiration: 2029-01-25

Abstract

The utility model provides a spray system installed on a cleaning machine and the cleaning machine, which comprises a spray arm component, a pump body and a pump body power source driving the pump body to rotate, wherein the spray arm component is hollow to form a water outlet cavity, the spray arm component comprises a spray arm, 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 system also comprises a filter screen cover, the center of the impeller runs through a shaft hole, a main shaft of the pump body power source passes through the shaft hole to extend into the water outlet cavity, the spray arm is rotatably supported on the main shaft, the periphery of the impeller is sleeved with a drainage piece, the drainage piece, the filter screen cover covers the pump body water drawing port, so that the filter screen cover, the pump body and the spray arm assembly jointly surround to form a circulating water draining area. The spraying system is high in coaxiality, simpler in structural design and more convenient to form.

Description

Spraying system installed on cleaning machine and cleaning machine

Technical Field

The utility model relates to a kitchen utensils and appliances especially indicate a cleaning machine and spraying system thereof.

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; moreover, because the rotating support of the spray arm is completed through other components, if the coaxiality of the components has slight error during installation, the spray arm is easy to interfere with other components (such as a water pump) in the water tank after long-term use; in addition to the above problems, although the open water pump reduces the number of connecting pipes compared to the conventional water pump, it is necessary to provide a large-area draining plate in the tank to circulate the cleaning water in order to prevent the pump body from being clogged by the debris in the water. The large-size draining board limits the cleaning space of the water tank to a certain extent, is inconvenient to disassemble and assemble when needing cleaning and maintenance, and needs other parts for matching when in actual implementation and supporting and fixing the draining board. In summary, the overall structure of the existing cleaning machine is relatively complex in design and needs to be improved.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an install spraying system and cleaning machine at cleaning machine.

The spraying system arranged on the cleaning machine of the utility model comprises a spraying arm component, a pump body and a pump body power source driving the pump body to rotate, the spray arm component is hollow to form a water outlet cavity and comprises a spray arm, 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 from the mounting hole, the pump body comprises an impeller and blades arranged outside the impeller, the spraying system also comprises a filter screen cover, the center of the impeller is provided with a shaft hole in a penetrating way, a main shaft of a power source of the pump body penetrates through the shaft hole and extends into the water outlet cavity, the spray arm is rotatably supported on the main shaft, the periphery of the impeller is sleeved with a drainage piece, the drainage piece forms a pump body water drawing port at a position corresponding to the bottom of the blade, the filter screen cover covers the pump body water drawing port, so that the filter screen cover, the pump body and the spray arm assembly jointly surround to form a circulating water draining area.

Furthermore, the drainage piece is a drainage ring which is connected to the periphery of the blade and synchronously rotates along with the pump body.

Furthermore, the drainage piece comprises a support piece arranged on the bottom wall of the water tank and a drainage kit arranged on the support piece, the water drawing port of the pump body is formed in the position, corresponding to the bottom of the blade, of the drainage kit, the center of the drainage kit forms a drainage cavity, the pump body can rotate relative to the drainage kit, the lower section of the pump body is located in the drainage cavity, and the upper end of the drainage kit extends into the mounting hole.

Further, install between the main shaft of pump body power supply and the spray arm and rotate coupling assembling, rotate coupling assembling including preventing that the spray arm from sliding fixed external member, bearing external member and the sealing washer that shifts up, the connecting hole is seted up on the spray arm top, and the bearing external member is located the connecting hole and overlaps on the main shaft, the bottom of fixed external member stretches into in the connecting hole and overlaps and rotate along with the main shaft is synchronous on the main shaft.

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

Furthermore, the main shaft is provided with a limiting connecting part for limiting the axial movement of the spray arm.

Further, the filter screen cover includes that a cover is at the annular roof of drainage ring periphery, a diapire that corresponds with the roof, connects the side rampart between roof and diapire, and the perforation that the main shaft that supplies the pump body power supply passed is seted up to the diapire, and filter screen cover and drainage ring partially cup joint the overlap in vertical direction.

Furthermore, the drainage ring and the pump body are integrally formed or detachably and relatively fixedly connected.

The utility model also provides a cleaning machine, including the basin, install in the basin as above spray system.

The beneficial effects of the utility model reside in that: the spraying system of the utility model supports the spray arm on the main shaft in a rotating way, and is provided with the drainage piece at the periphery of the impeller, the drainage piece forms a pump body water drawing port at the position corresponding to the bottom of the blade, the filter screen cover covers the pump body water drawing port to ensure that the filter screen cover, the pump body and the spray arm component jointly surround to form a circulating water draining area, the spray arm is positioned and conveniently installed in the water tank, compared with the prior structure which needs to realize the rotating connection of the spray arm in the water tank through other connecting structures, the spray arm has high coaxiality relative to the main shaft, the structure is more stable after the spray arm rotates under the action of water flow, the phenomenon of shaking caused by lower coaxiality is not easy to occur, and the stability of the whole structure of the spraying system is; the large-size draining plate required to be arranged in the traditional water tank type cleaning machine is omitted, a structure for supporting the water filtering plate is not required to be arranged on the inner wall of the water tank, the structural design of the water tank is simpler, and the forming is more convenient; when the water strainer needs to be cleaned, the bracket type water strainer component can be conveniently disassembled and cleaned only by disassembling the spray arm component, 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; and because the utility model discloses well screen panel is the installation that extends from top to bottom between spray arm and tank bottom portion, consequently, the screen panel can filter rivers through its lateral wall, and the waterlogging caused by excessive rainfall board that the level set up in the structure of existing relatively, the effectual jam of having avoided the water strainer mesh, after finishing wasing, deposits such as food waste that wash down can not fall on the screen panel in the bottom of the basin, and the screen panel washs convenient more laborsavingly.

Drawings

Figure 1 is the top view of the cleaning machine of the present invention.

Fig. 2 is a perspective exploded view of the cleaning machine of the present invention.

Fig. 3 is a sectional exploded view of the main viewing direction of the cleaning machine of the present invention, wherein the drainage member is a drainage ring.

Fig. 4 is a sectional view of the main viewing direction of the cleaning machine of the present invention.

Fig. 5 is a sectional exploded view of another embodiment of the cleaning machine according to the present invention, which is different from fig. 3 in the structure of the drainage member.

Fig. 6 is a plan view of the pump body, showing a state in which the strainer cover of the mesh-like structure is mounted at the suction port of the pump body.

Fig. 7 is a front sectional view of fig. 5.

Fig. 8 is an exploded perspective view of another structural form of the cleaning machine of the present invention, which is different from fig. 2 mainly in the difference of the filter screen cover structure.

Fig. 9 shows another configuration of the strainer cup.

Detailed Description

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

As shown in the attached drawings 1-7, for the preferred embodiment of the spraying system of the cleaning machine of the present invention, the following is specific to the preferred embodiment of the present invention:

spray system is when actual application, mainly be with basin 1 phase cooperation form the cost utility model the cleaning machine, certainly the cleaning machine except setting up basin 1 and spray system, can also set up like some elements that current cleaning machine can set up usually such as subassembly, drainage subassembly, heating member of intaking, do not do here and give unnecessary detail. Specifically, the spraying system comprises a spray arm component 2, a pump body 3, a pump body power source 4 for driving the pump body 3 to rotate and a filter screen cover 5, the spray arm component 2 is hollow to form a water outlet cavity 6, the spray arm component 2 comprises a spray arm 21, a plurality of water outlets 211 communicated with the water outlet cavity are formed in the surface of the spray arm 21, a mounting hole 212 is formed in the bottom of the spray arm 21, and the upper section of the pump body 3 extends into the water outlet cavity through the mounting hole 212. The pump body 3 comprises an impeller 31 and blades 32 arranged outside the impeller 31, a shaft hole 311 is formed in the center of the impeller 31 in a penetrating mode, a main shaft 41 of a pump body power source 4 penetrates through the shaft hole 311 and extends into the water outlet cavity 6, the spray arm 21 is rotatably supported on the main shaft 41, a drainage piece 6 is sleeved on the periphery of the impeller 31, a pump body water drawing port 7 is formed in the position, corresponding to the bottom of the blade 32, of the drainage piece 6, and the filter screen cover 5 covers the pump body water drawing port 7 so that the filter screen cover 5, the pump body 3 and the spray arm assembly 2 jointly surround to form a circulating water draining area 8.

The 'the filter screen cover 5 covers the pump body water drawing port 7 so that the filter screen cover 5, the pump body 3 and the spray arm assembly 2 jointly surround to form a circulating draining area 8', which means that: the filter screen cover 5 can be in the form of a mesh, a sphere, an arc or a cylinder, and the like, as long as the filter screen cover 5 surrounds the water drawing port 7 of the pump body, so that the filter screen cover 5, the pump body 3 and the spray arm assembly 2 surround a circulating water draining area 8 capable of filtering cleaning water. The food residue and the like cleaned are isolated from the circulating draining area 8 by the screen cover 52.

As shown in fig. 3, the flow guide 6 is a flow guide ring 6' connected to the outer periphery of the vane 32 and rotating synchronously with the pump body 3. The drainage ring 6' is integrally formed with the pump body 3 or detachably and relatively fixedly connected with the pump body. The phrase "the drainage member 6 is connected to the periphery of the blade 32 and rotates synchronously with the pump body 3" means that the drainage ring 6 'can be directly connected to the periphery of the blade 32, specifically, the drainage ring 6' and the pump body 3 can be detachably and relatively fixedly connected, further, the drainage ring 6 'can be connected to the pump body 3 through the blade 32, and the drainage ring 6' can also be connected to the pump body 3 through the impeller 31; the installation form of the drainage ring 6 'can be directly and externally connected to the periphery of the blade 32, and specifically, the drainage ring 6' can be in snap connection, threaded connection or insertion connection with the blade 32; the diversion ring 6' may also have a certain interval with the blade 32, for example, a connecting rib or the like is arranged between the two to realize the connection between the two; the diffuser ring 6' may be integrally formed with the vane 32 (or the pump body 3), or may be fixed to the outer periphery of the vane 32 by adhesion or may be separately fitted to the outer periphery of the vane 32. The mode is that the utility model discloses a "drainage piece 6 connects and rotates along with pump body 3 synchronous in the blade 32 periphery". The drainage ring 6' may also be integrally formed with the screen panel 5.

The drainage member 6 can also be configured as shown in fig. 4, specifically, the drainage member 6 includes a support member 61 installed on the bottom wall of the water tank 1 and a drainage kit 62 installed on the support member 61, the pump body water drawing port 7 is formed at a position of the drainage kit 62 corresponding to the bottom of the blade 32, a drainage cavity 621 is formed in the center of the drainage kit 62, the pump body 3 can rotate relative to the drainage kit 62, the lower section of the pump body 3 is located in the drainage cavity 621, and the upper end of the drainage kit 62 extends into the mounting hole 212.

Install between the main shaft 41 of pump body power supply 4 and the spray arm 21 and rotate coupling assembling 9, it includes fixed external member 91, bearing external member 92 and the sealing washer 93 that prevent that spray arm 21 from sliding to move up to rotate coupling assembling 9. The top end of the spray arm 21 is provided with a connecting hole 213, the bearing sleeve 92 is positioned in the connecting hole 213 and sleeved on the main shaft 41, and the bottom of the fixing sleeve 91 extends into the connecting hole 213 and sleeved on the main shaft 41 to synchronously rotate along with the main shaft 41. The main shaft 41 is provided with an external thread at a position corresponding to the upper portion of the impeller 31, and the external thread is provided with a compression nut 94 for limiting the axial movement of the impeller 31. The spindle 41 and the spray arm 21 can be connected in the following way: the main shaft 41 is provided with a limiting part for limiting the axial movement of the spray arm 21, the limiting part can be a groove, a convex ring or a convex buckle, and correspondingly, the spray arm 21 is provided with a structure which is buckled with the limiting part.

As shown in fig. 2 and 3, the strainer cover 5 may be a mesh-like structure located at the bottom of the blade 32 and covering the pump body water drawing port 7, a through hole is provided at the center of the strainer cover 5, and the main shaft 41 of the pump body power source 4 extends into the circulating water filtering area 8 through the through hole to be connected with the impeller 31.

As shown in fig. 8, the filter screen cover 5 may be a cylindrical structure with a bottom, specifically, the filter screen cover 5 includes an annular top wall 51 covering the periphery of the drainage ring 6', a bottom wall 52 corresponding to the top wall 51, and a side annular wall 53 connected between the top wall 51 and the bottom wall 52, the bottom wall 52 is provided with a through hole for the main shaft 41 of the pump body power source 4 to pass through, and the filter screen cover 5 and the drainage ring 6' are partially overlapped in a sleeved manner in a vertical direction. Or as shown in fig. 9, the filter screen cover 5 has no top wall, and is directly extended downwards by the drainage ring 6' to form a side annular wall 53', the bottom wall 52' of the filter screen cover is connected below the side annular wall, and the main shaft 41 of the pump body power source 4 is extended into the circulating water filtering area through the through hole to be connected with the impeller. The structural form and size of the strainer cover 5 are not limited, and the shape is not limited to the shape disclosed in the present embodiment, and the strainer cover 5 may also be configured into a spherical or other special-shaped structure, as long as the strainer cover 5 can surround the pump body water drawing port 7, so that the strainer cover 5, the pump body 3, and the spray arm assembly 2 together surround to form a circulating draining area 8.

The bottom of the water tank 1 forms a local depressed area 10, the local depressed area 10 is provided with a through hole, the through hole is communicated with the water outlet of the water tank 1, and a slag basket assembly 11 is arranged in the through hole. The screen panel 5 corresponds to the locally recessed area 10 in the vertical direction. After the arrangement, the cleaned residues can be directly collected into the residue basket assembly 11 by water flow to be uniformly collected. The slag basket assembly 11 may be a slag basket assembly commonly used in a conventional dishwasher, and the detailed structure thereof is not described herein.

From the above description of the preferred embodiments of the present invention, it can be seen that: the spraying system of the utility model supports the spraying arm 21 on the main shaft 41 in a rotating way, and is sleeved with the drainage piece 6 at the periphery of the impeller 31, the drainage piece 6 forms the pump body water drawing port 7 at the position corresponding to the bottom of the blade 32, the filter screen cover 5 covers the pump body water drawing port 7, so that the filter screen cover 5, the pump body 3 and the spraying arm component 2 jointly surround and form a circulating draining area 8, and after the arrangement, the spraying arm 21 is more convenient to position and install in the water tank 1; compared with the cleaning machine with the prior structure, the cleaning machine with the prior structure needs to realize the rotary connection of the spray arm in the water tank through other connecting structures, the spray arm 21 is directly supported on the main shaft 41, the coaxiality of the spray arm 21 relative to the main shaft 41 is high, the structure is more stable after the spray arm 21 rotates under the action of water flow, the phenomenon of shaking due to low coaxiality is not easy to occur, the matching degree of the spray arm 21 relative to other parts can be still kept after long-term use, and the stability of the whole structure of the spraying system is improved; in the utility model, the large-size draining plate covered at the bottom of the water tank and arranged in the traditional dish washing machine is changed, and is replaced by the filter screen cover 5, the structure for supporting the water filtering plate is not required to be arranged on the inner wall of the water tank 1, the structural design of the water tank 1 is simpler, the forming is more convenient, when the filter screen cover 5 is required to be cleaned, the filter screen cover 5 can be conveniently disassembled and cleaned as long as the spray arm assembly 2 is disassembled, not only the disassembling and assembling processes are simpler, but also the part number of the spray system and the cleaning machine is reduced on the whole, and the manufacturing cost of the whole machine is reduced; and because the utility model discloses well screen panel 5 is the installation that extends from top to bottom between the tank bottom of spray arm 21 and basin 1, consequently, screen panel 5 can filter rivers through its lateral wall, and the waterlogging caused by excessive rainfall board that the level set up in the structure existing relatively, the effectual jam of avoiding screen panel 5 mesh, after finishing washing, deposit such as food waste that washs down can not fall at the screen panel in the bottom of the basin, so set up afterwards, need not frequent clearance screen panel 5, and it is more convenient to use.

Claims

1. The utility model provides an install spraying system at cleaning machine, includes a spray arm subassembly, the pump body, drives pump body pivoted pump body power supply, spray arm subassembly cavity forms out the water cavity, and the spray arm subassembly includes a spray arm, and the surface of spray arm sets up a plurality of and the delivery port that goes out the 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 spraying system further comprises a filter screen cover, a shaft hole is formed in the center of the impeller in a penetrating mode, a main shaft of the pump body power source penetrates through the shaft hole and extends into the water outlet cavity, the spray arm is rotatably supported on the main shaft, a drainage piece is sleeved on the periphery of the impeller, a pump body water drawing port is formed in the position, corresponding to the bottom of the blade, of the drainage piece, and the filter screen cover covers the pump body water drawing port to enable the filter screen cover, the pump body and the spray arm assembly to jointly surround to form a circulating water draining area.

2. The washer-mounted spray system of claim 1 wherein: the drainage piece is a drainage ring which is connected to the periphery of the blade and synchronously rotates along with the pump body.

3. The washer-mounted spray system of claim 1 wherein: the drainage piece comprises a support piece arranged on the bottom wall of the water tank and a drainage kit arranged on the support piece, the pump body water drawing port is formed in the position, corresponding to the bottom of the blade, of the drainage kit, the center of the drainage kit forms a drainage cavity, the pump body can rotate relative to the drainage kit, the lower section of the pump body is located in the drainage cavity, and the upper end of the drainage kit extends into the mounting hole.

4. The washer-mounted spray system of claim 1 wherein: install between the main shaft of pump body power supply and the spray arm and rotate coupling assembling, rotate coupling assembling including fixed external member, the bearing external member that prevents the spray arm and slide and shift up, the connecting hole is seted up on the spray arm top, and the bearing external member is located the connecting hole and overlaps on the main shaft, the bottom of fixed external member stretches into in the connecting hole and overlaps and rotate along with the main shaft is synchronous on the main shaft.

5. A spray system for mounting on a cleaning machine according to any one of claims 1 to 4 wherein: the filter screen cover is of a cylindrical structure with a bottom, the bottom wall of the filter screen cover is provided with a through hole, 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.

6. A spray system for mounting on a cleaning machine according to any one of claims 1 to 4 wherein: the filter screen cover is a mesh-shaped structure which is arranged at the bottom of the blade and covers the water drawing port of the pump body, a through hole is formed in the center of the filter screen cover, and a main shaft of a power source of the pump body extends into the circulating water filtering area from the through hole to be connected with the impeller.

7. The washer-mounted spray system of claim 1 wherein: the main shaft is provided with a limiting connecting part for limiting the axial movement of the spray arm.

8. The washer mounted spray system of claim 5 wherein: the filter screen cover comprises an annular top wall sleeved on the periphery of the drainage ring, a bottom wall corresponding to the top wall and a side annular wall connected between the top wall and the bottom wall, a through hole for a main shaft of the pump body power source to penetrate is formed in the bottom wall, and the filter screen cover and the drainage ring are partially sleeved and overlapped in the vertical direction.

9. The washer-mounted spray system of claim 2 wherein: the drainage ring and the pump body are integrally formed or detachably and relatively fixedly connected.

10. A cleaning machine, includes basin, its characterized in that: the water tank is internally provided with a spraying system as claimed in any one of claims 1-9.