CN216293969U

CN216293969U - Spraying mechanism for cleaning machine and cleaning machine

Info

Publication number: CN216293969U
Application number: CN202122433566.1U
Authority: CN
Inventors: 施郑赞; 丁权
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-04-15
Anticipated expiration: 2031-09-30

Abstract

The utility model relates to a spraying mechanism for a cleaning machine and the cleaning machine, and the spraying mechanism for the cleaning machine comprises a main spraying arm, wherein a main runner is arranged in the main spraying arm, the main spraying arm comprises at least three sub-spraying arms radially arranged at the center of the main spraying arm, a rotary spraying arm is rotatably arranged above the free end of at least one sub-spraying arm, a sub-runner in fluid communication with the main runner is arranged in the rotary spraying arm, a water spraying port communicated with the sub-runner is arranged on the rotary spraying arm, slag sweeping holes for sweeping slag are arranged on the bottom wall surfaces of the rotary spraying arm and at least one sub-spraying arm at positions close to the respective free ends, and the opening of the slag sweeping holes faces downwards and is communicated with the respective corresponding runners. The cleaning ability of main spray arm free end has been improved, makes the scope increase of rotatory coverage, has increased the spray regime, and main spray arm and rotatory spray arm on sweep the sediment hole, ensure to wash and to sweep more ground residues, conveniently sweep sediment and collection sediment, guaranteed the cleanliness factor of tableware.

Description

Spraying mechanism for cleaning machine and cleaning machine

Technical Field

The utility model relates to a cleaning device, in particular to a spraying mechanism for a cleaning machine and the 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.

Chinese utility model patent "basin formula cleaning machine" as applicant previously applied for, its patent application number is CN201320889945.4 and discloses a basin formula cleaning machine, including the box that forms the washing space, the box includes basin body and rotates the apron of connection on the basin body, and the bottom of basin body has recessed waterlogging caused by excessive rainfall region at the central part at least, and the waterlogging caused by excessive rainfall is regional to be provided with the water pump that pumps the water in the waterlogging caused by excessive rainfall region in to the regional top washing space of waterlogging caused by excessive rainfall, and the regional waterlogging caused by excessive rainfall covers has the waterlogging caused by excessive rainfall board of taking the waterlogging caused by excessive rainfall hole, and the waterlogging caused by excessive rainfall board top is equipped with the rotatory spray arm that is used for the water pump to go out water, still is equipped with the heater in the waterlogging caused by excessive rainfall region. The washing in the space is realized through the rotation of spray arm, but adopt two leaf spray arms, because the on-way resistance of spray arm, water pressure is less when rivers reach spray arm end, and the rivers of spray orifice outgoing of spray arm end are more weak to the cleaning performance of bowls and chopsticks, produce the washing dead angle very easily at the in-process that sprays, like the peripheral region of four corners of cleaning machine, lead to the dish washer washing effect poor, clean not thorough scheduling problem.

Therefore, as the chinese patent application of invention of the present applicant, a spraying mechanism and a cleaning machine using the same, the patent application No. of which is CN201710442933.x (application publication No. CN107997718A), discloses a spraying mechanism, which comprises a fixed arm and a rotary spraying arm arranged on the fixed arm, wherein the projection of the rotary spraying arm rotary coverage area on the horizontal plane at least partially extends outwards beyond the outer end of the fixed arm, the spraying range is increased by arranging the rotary spraying arm on the fixed arm, but the cleaned residue is easy to remain on the bottom of a box body or a water plate, and needs manual draining or extra cleaning steps, which brings great inconvenience to users.

Accordingly, further improvements to existing spray mechanisms are needed.

SUMMERY OF THE UTILITY MODEL

The first technical problem to be solved by the present invention is to provide a spraying mechanism for a cleaning machine, which has a wide spraying range to reduce the spraying dead angle and can sweep the slag in time, in view of the current situation of the prior art.

The utility model aims to solve the second technical problem of providing a cleaning machine capable of timely sweeping slag.

The technical scheme adopted by the utility model for solving the first technical problem is as follows: the utility model provides a spray mechanism for cleaning machine, includes main spray arm, the inside of main spray arm has the sprue, and this main spray arm is including at least three branch spray arm that is radial arrangement with its center, and the top of the free end of at least one branch spray arm is provided with rotatory spray arm rotatoryly, the inside of rotatory spray arm has the vice runner with sprue fluid intercommunication, offer the water jet that is linked together with the vice runner on the rotatory spray arm, its characterized in that: the rotary spray arm and the bottom wall surface of at least one of the sub-spray arms are provided with slag sweeping holes for sweeping slag at positions close to respective free ends, and the slag sweeping holes are downward in opening and communicated with respective corresponding flow passages.

Preferably, each sub-spray arm corresponds to one rotary spray arm, each rotary spray arm comprises at least three sub-spray arms radially arranged at the center of the sub-spray arm, a slag sweeping hole in each rotary spray arm is a first slag sweeping hole formed in the position, close to the free end, of each sub-spray arm, and each first slag sweeping hole is communicated with the corresponding sub-flow channel. In addition, each auxiliary spraying arm can be provided with at least one first slag scanning hole. And the rotary spray arm may also include one or two secondary spray arms.

Preferably, each rotary spray arm is provided with one corresponding first slag sweeping hole, one of the sub-spray arms is provided with one slag sweeping hole, the slag sweeping hole is a second slag sweeping hole communicated with the main runner, and a slag sweeping path of the first slag sweeping hole is partially located on the periphery of a slag sweeping path of the second slag sweeping hole. In addition, each sub-spraying arm can be provided with at least one second slag sweeping hole. The fluid discharged from the first slag sweeping hole sweeps the residues towards the middle, and then the fluid discharged from the second slag sweeping hole sweeps the residues towards the middle further, so that the residues are prevented from being accumulated at the corners.

In order to better clean the residues towards the middle area, the first residue sweeping hole is inclined downwards from the end part of the auxiliary spraying arm where the first residue sweeping hole is located to the middle, and the second residue sweeping hole is inclined downwards from the end part of the sub spraying arm where the second residue sweeping hole is located to the middle.

In order to improve the spraying area, the top wall surface of the main spraying arm is provided with spray holes communicated with the main flow passage at the part except the rotation covering area of the rotary spraying arm.

In order to facilitate the cleaning of the sub-spray arms, the rotary spray arms are detachably mounted on the sub-spray arms.

Preferably, the sub spray arm is provided with a water outlet at a position corresponding to the rotary spray arm, the water outlet is provided with a flow guide seat with a passage inside, the rotary spray arm can be rotatably supported at the upper end of the flow guide seat, and the secondary flow passage of the rotary spray arm is communicated with the primary flow passage of the main spray arm through the passage of the flow guide seat.

In order to realize the installation of rotatory spray arm and water conservancy diversion seat, the upper end of water conservancy diversion seat is provided with the assembly circle of cover setting in water conservancy diversion seat periphery, be provided with downwardly extending on the bottom wall face of rotatory spray arm and be annular rampart, the rampart is spacing with rotating between assembly circle and the water conservancy diversion seat, and the outer wall epirelief of this rampart be equipped with at least two along circumference interval arrangement and with the buckle of the inner edge bottom surface looks joint of assembly circle.

In order to realize the fixed mounting of assembly circle and water conservancy diversion seat, the outer peripheral edges downwardly extending of assembly circle is formed with and is annular outward flange, the internal face of outward flange inwardly extends and is formed with two at least first card feet of arranging along circumference interval, be provided with two at least bosss that upwards extend on the water conservancy diversion seat, seted up on the boss and supplied first card foot holding is in the assembly groove wherein, be provided with in the assembly groove with the second card foot of first card foot looks joint.

The technical scheme adopted by the utility model for solving the second technical problem is as follows: the cleaning machine with the spraying mechanism is characterized in that: including the box, the inside washing chamber that has of box, the bottom in washing chamber has recessed waterlogging caused by excessive rainfall region at the central point at least, the waterlogging caused by excessive rainfall regional coats and is stamped the draining board of taking the waterlogging caused by excessive rainfall hole, main spray arm can set up with rotating on the draining board, install the sediment basket on the draining board, it is located to sweep the sediment hole on the sediment basket.

In order to realize the dismouting of post spray arm, main spray arm passes through coupling assembling and can support with rotating on the interior diapire of box, coupling assembling is including clamping ring and mount pad, the lower extreme of mount pad is fixed on the drain board, the lower part of clamping ring can be installed with shirking on the upper portion of mount pad, the diapire of main spray arm can be installed with shirking on the clamping ring and be arranged into can relatively the clamping ring rotates.

Compared with the prior art, the utility model has the advantages that: this main spraying of mechanism drenches arm is provided with the rotation spray arm including at least three branch spray arm on at least one branch spray arm, has improved the cleaning power that main spraying drenches the arm free end, makes its rotatory scope increase that covers, has increased the spray regime, and main spraying drenches the slag hole of sweeping on arm and the rotatory spray arm, ensures to wash and to sweep more ground residues, conveniently sweeps sediment and collection sediment, has guaranteed the cleanliness factor of tableware.

Drawings

Fig. 1 is a schematic structural view of the spraying mechanism of the present embodiment;

FIG. 2 is a schematic view of the structure of FIG. 1 from another angle;

FIG. 3 is a cross-sectional view of FIG. 1;

FIG. 4 is a schematic structural view of a rotary spray arm;

FIG. 5 is a cross-sectional view of FIG. 2;

fig. 6 is a cross-sectional view of the cleaning machine.

Detailed Description

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

As shown in fig. 1 to 5, the spray mechanism of the present embodiment includes a main spray arm 1. As shown in fig. 3, the main spray arm 1 has a main channel 10 inside, and the main spray arm 1 includes three sub spray arms 11 radially arranged at the center thereof, and the main spray arm 1 using the three sub spray arms 11 is stable during the rotation process, which is beneficial to maintaining the mechanical balance and is not easy to be blocked. In addition, the three sub spray arms 11 are adopted, so that the pressure in the flow channel of the main spray arm 1 is increased, and the washing of dishes is facilitated. A rotary spray arm 12 is rotatably arranged above the free end of each sub-spray arm 11, i.e. the rotary spray arm 12 can be rotatably arranged on the corresponding sub-spray arm 11. The aforementioned rotary spray arm 12 is detachably mounted on the sub-spray arm 11. Specifically, the sub spray arm 11 is provided with a water outlet 113 at a position corresponding to the rotary spray arm 12, the water guide seat 2 having a passage 20 therein is installed at the water outlet 113, the rotary spray arm 12 is rotatably supported at the upper end of the water guide seat 2, and the secondary flow passage 120 of the rotary spray arm 12 is communicated with the primary flow passage 10 of the main spray arm 1 through the passage 20 of the water guide seat 2. In order to realize the installation of the rotary spray arm 12 and the flow guide seat 2, specifically, the upper end of the flow guide seat 2 is provided with an assembly ring 3 sleeved on the periphery of the flow guide seat 2, the bottom wall surface of the rotary spray arm 12 is provided with an annular wall 122 extending downwards, the annular wall 122 is rotationally limited between the assembly ring 3 and the flow guide seat 2, and the outer wall surface of the annular wall 122 is convexly provided with at least two buckles 1221 which are arranged at intervals along the circumferential direction and are clamped with the bottom surface of the inner edge of the assembly ring 3. In this way, the rotary nozzle arm 12 is rotationally restrained on the mounting collar 3. In order to realize the fixed mounting of the assembly ring 3 and the guide seat, specifically, the outer peripheral edge of the assembly ring 3 extends downward to form an annular outer flange 31, the inner wall surface of the outer flange 31 extends inward to form at least two first clamping legs 311 arranged at intervals along the circumferential direction, the guide seat 2 is provided with at least two bosses 21 extending upward, the bosses 21 are provided with assembly grooves 211 for accommodating the first clamping legs 311 therein, the assembly grooves 211 extend along the circumferential direction of the guide seat 2, and the assembly grooves 211 are internally provided with second clamping legs 2111 clamped with the first clamping legs 311. Therefore, when the assembly ring 3 is sleeved on the flow guide seat 2 and rotates relative to the circumferential direction of the flow guide seat 2, the first clamping leg 311 rotates into the assembly groove 211 and moves along the length direction of the assembly groove 211 until the first clamping leg 311 is abutted to the second clamping leg 2111 and the first clamping leg 311 is limited between the end wall of the assembly groove 211 and the second clamping leg 2111, so that the assembly ring and the flow guide seat are mounted.

As shown in fig. 1 and 3, the rotary spray arm 12 includes three secondary spray arms 121 radially arranged at the center thereof, wherein slag-sweeping holes for sweeping slag are opened in the bottom wall surfaces of one sub-spray arm 11 and one secondary spray arm 121 of each rotary spray arm 12 at positions adjacent to the respective free ends, and the opening of the slag-sweeping holes faces downward. The main spray arm 1 may further include three or more sub spray arms 11, and the rotary spray arm 12 may further include three or more sub spray arms 121. Further, the top wall surface of the main shower arm 1 is opened with a nozzle hole 112 communicating with the main flow passage 10 at a portion other than the rotation covering region of the rotary shower arm 12. The rotary spray arm 12 has a sub-flow passage 120 in fluid communication with the main flow passage 10, and the rotary spray arm 12 is provided with a water jet 1213 communicating with the sub-flow passage 120. As shown in fig. 2, the slag sweeping holes formed in the sub spray arm 121 of the rotary spray arm 12 are first slag sweeping holes 1211 communicating with the sub flow passage 120, and the slag sweeping holes formed in the sub spray arm 11 are second slag sweeping holes 111 communicating with the main flow passage 10. The first slag sweeping hole 1211 is inclined downward from the end of the sub spray arm 121 to the middle, the second slag sweeping hole 111 is inclined downward from the end of the sub spray arm 11 to the middle, and the slag sweeping path of the first slag sweeping hole 1211 is partially located at the periphery of the slag sweeping path of the second slag sweeping hole 111.

As shown in fig. 6, the spraying mechanism is applied to a washing machine, and the washing machine of the present embodiment is a dishwasher. The cleaning machine comprises a box body 4 and the spraying mechanism. The inside of the box body 4 is provided with a washing cavity 40, the bottom of the washing cavity 40 is at least provided with a concave draining area 400 at the central part, the draining area 400 is covered with a draining plate 6 with draining holes, the whole draining plate 6 is concave downwards, the main spraying arm 1 of the spraying mechanism can be rotatably arranged on the draining plate 6, and the slag basket 7 is arranged at the position, close to the lowest position, of the draining plate 6. In order to realize the installation of the main spray arm 1 and the draining board 6, in particular, the main spray arm 1 is rotatably supported on the inner bottom wall of the box body 4 through the connecting assembly 5, the connecting assembly 5 comprises a connecting ring 51 and a mounting seat 52, the lower end of the mounting seat 52 is fixed on the draining board 6, the lower part of the connecting ring 51 is detachably installed on the upper part of the mounting seat 52, and the bottom wall of the main spray arm 1 is detachably installed on the connecting ring 51 and is arranged to rotate relative to the connecting ring 51. The installation mode of the main spray arm 1 and the connecting ring 51 is the same as that of the rotary spray arm and the assembling ring, and detailed description is omitted in this embodiment; the installation mode of the connecting ring 51 and the installation seat 52 can adopt the installation mode of the guide ring and the guide seat, and can also adopt other buckle connection modes as long as the fixed installation of the guide ring and the guide seat can be realized, and the detailed description is omitted in this embodiment. In addition, the water spraying device also comprises a power assembly (adopting the structure of the prior application of the applicant, which will not be described in detail in this embodiment) for pumping water into the main spraying arm 1, and water entering the main spraying arm 1 after entering the main spraying arm 1 drives the main spraying arm 1 to rotate, and water entering the rotary spraying arm through the main spraying arm 1 drives the rotary spraying arm to rotate.

The term "fluid communication" as used herein refers to a spatial relationship between two components or portions (hereinafter collectively referred to as a first portion and a second portion, respectively), i.e., a fluid (gas, liquid or a mixture of both) can flow along a flow path from the first portion and/or be transported to the second portion, and may be a direct communication between the first portion and the second portion, or an indirect communication between the first portion and the second portion via at least one third element, such as a fluid channel, e.g., a pipe, a channel, a duct, a flow guide, a hole, a groove, or a chamber that allows a fluid to flow through, or a combination thereof.

Claims

1. The utility model provides a spray mechanism for cleaning machine, has main spray arm (1), the inside of main spray arm (1) has sprue (10), and this main spray arm (1) is including at least three branch spray arm (11) that are radial arrangement with its center, and the top of the free end of at least one branch spray arm (11) is provided with rotatory spray arm (12) with rotating, the inside of rotatory spray arm (12) has vice runner (120) with sprue (10) fluid intercommunication, seted up on rotatory spray arm (12) with water jet (1213) that vice runner (120) are linked together, its characterized in that: the bottom wall surfaces of the rotary spray arm (12) and at least one of the sub-spray arms (11) are provided with slag sweeping holes for sweeping slag at positions close to respective free ends, and the slag sweeping holes are downward in opening and communicated with respective corresponding flow passages.

2. The spray mechanism of claim 1, wherein: each sub-spray arm (11) corresponds to one rotary spray arm (12), the rotary spray arm (12) comprises at least three auxiliary spray arms (121) which are radially arranged by the centers of the auxiliary spray arms, slag sweeping holes in the rotary spray arm (12) are first slag sweeping holes (1211) formed in the positions, close to the free ends, of the auxiliary spray arms (121), and the first slag sweeping holes (1211) are communicated with the auxiliary flow channel (120).

3. The spray mechanism of claim 2, wherein: each rotary spray arm (12) is correspondingly provided with one first slag sweeping hole (1211), one of the sub-spray arms (11) is provided with one slag sweeping hole, the slag sweeping holes are second slag sweeping holes (111) communicated with the main flow channel (10), and the slag sweeping path of the first slag sweeping hole (1211) is locally positioned on the periphery of the slag sweeping path of the second slag sweeping hole (111).

4. The spray mechanism of claim 3, wherein: the first slag sweeping holes (1211) are downward inclined from the end part of the auxiliary spray arm (121) where the first slag sweeping holes are located to the middle, and the second slag sweeping holes (111) are downward inclined from the end part of the sub spray arm (11) where the second slag sweeping holes are located to the middle.

5. The spray mechanism of claim 1, wherein: and the top wall surface of the main spray arm (1) is provided with a spray hole (112) communicated with the main flow channel (10) at the part except the rotation covering area of the rotary spray arm (12).

6. The spray mechanism of any one of claims 1 to 5, wherein: the rotary spray arm (12) is detachably mounted on the sub-spray arm (11).

7. The spray mechanism of claim 6, wherein: the branch spray arm (11) is provided with a water outlet (113) at a position corresponding to the rotary spray arm (12), the water outlet (113) is provided with a flow guide seat (2) with a channel (20) inside, the rotary spray arm (12) can be rotatably supported at the upper end of the flow guide seat (2), and an auxiliary channel (120) of the rotary spray arm (12) is communicated with a main channel (10) of the main spray arm (1) through the channel (20) of the flow guide seat (2).

8. The spray mechanism of claim 7, wherein: the upper end of water conservancy diversion seat (2) is provided with assembly circle (3) that the cover was put in water conservancy diversion seat (2) periphery, be provided with downwardly extending on the diapire face of rotatory spray arm (12) and be annular rampart (122), rampart (122) are spacing with rotating between assembly circle (3) and water conservancy diversion seat (2), and the outer wall epirelief of this rampart (122) be equipped with at least two along circumference interval arrangement and with buckle (1221) of the inner edge bottom surface looks joint of assembly circle (3).

9. The spray mechanism of claim 8, wherein: the outer peripheral edges of the assembly rings (3) extend downwards to form annular outer flanges (31), the inner wall surfaces of the outer flanges (31) extend inwards to form at least two first clamping feet (311) arranged at intervals along the circumferential direction, at least two bosses (21) extending upwards are arranged on the flow guide seat (2), an assembly groove (211) in which the first clamping feet (311) are accommodated is formed in each boss (21), and second clamping feet (2111) clamped with the first clamping feet (311) are arranged in each assembly groove (211).

10. A cleaning machine having the spray mechanism of any one of claims 1 to 9, characterized in that: including box (4), box (4) inside washing chamber (40) have, the bottom in washing chamber (40) has recessed waterlogging caused by excessive rainfall region (400) at the central point at least, waterlogging caused by excessive rainfall region (400) coats and is stamped draining board (6) of taking the waterlogging caused by excessive rainfall hole, main spray arm (1) can set up with rotating on draining board (6), install sediment basket (7) on draining board (6), it is located to sweep the sediment hole on sediment basket (7).

11. The cleaning machine of claim 10, wherein: the utility model discloses a water-logging device, including box (4), main spray arm (1) can support rotatoryly through coupling assembling (5) on the interior diapire of box (4), coupling assembling (5) are including clamping ring (51) and mount pad (52), the lower extreme of mount pad (52) is fixed on waterlogging caused by excessive rainfall board (6), the lower part of clamping ring (51) can be installed with shirking on the upper portion of mount pad (52), the diapire of main spray arm (1) can be installed with shirking on clamping ring (51) and be arranged into can be relative clamping ring (51) rotates.