A spray arm assembly of a dishwasher and a dishwasher

Abstract

This utility model discloses a spray arm assembly for a dishwasher and the dishwasher itself. The spray arm assembly includes a spray arm water pipe connected to a water supply pipe; a main spray arm connected to the spray arm water pipe; a secondary spray arm assembly connected to the spray arm water pipe, the secondary spray arm assembly including a first secondary spray arm assembly and a second secondary spray arm assembly arranged opposite each other, both the first and second secondary spray arm assemblies having multiple sets of spray holes; and a water flow regulating component installed between the second end of the spray arm water pipe and the secondary spray arm assembly, capable of moving between a first position and a second position. When the water flow regulating component is in the first position, the secondary spray arm assembly is connected to the spray arm water pipe; when the water flow regulating component is in the second position, the secondary spray arm assembly is not connected to the spray arm water pipe.

Description

Technical Field

[0001] This utility model relates to the field of kitchen appliance technology, and in particular to a dishwasher spray arm assembly and a dishwasher. Background Technology

[0002] The application of zone spray systems in dishwashers is still hampered by the limited installation space and technical bottlenecks. In addition, the high complexity of the modular structure and the stringent requirements for assembly precision result in high installation, commissioning and costs, which restricts its large-scale popularization.

[0003] Therefore, there is an urgent need for a dishwasher spray arm assembly to solve the above problems. Utility Model Content

[0004] The present invention aims to at least partially solve one of the problems existing in the prior art. To this end, the present invention proposes a spray arm assembly for a dishwasher with different spray washing modes, which can meet different user needs and has a simple and compact structure.

[0005] The above objectives are achieved through the following technical solutions:

[0006] A dishwasher spray arm assembly includes:

[0007] The spray arm water pipe is connected to the water supply pipe;

[0008] Main spray arm, connected to the water pipe of the spray arm;

[0009] A secondary spray arm assembly is connected to the water pipe of the spray arm. The secondary spray arm assembly includes a first secondary spray arm assembly and a second secondary spray arm assembly arranged opposite to each other. Both the first secondary spray arm assembly and the second secondary spray arm assembly have multiple sets of spray holes.

[0010] A water flow regulating component is installed between the second end of the spray arm water pipe and the auxiliary spray arm assembly and can move between a first position and a second position. When the water flow regulating component is in the first position, the auxiliary spray arm assembly is connected to the spray arm water pipe. When the water flow regulating component is in the second position, the auxiliary spray arm assembly is not connected to the spray arm water pipe.

[0011] Optionally, the first position includes a first sub-position and a second sub-position. Both the first and second auxiliary spray arm assemblies are provided with a first flow channel and a second flow channel. The first flow channel on the first auxiliary spray arm assembly communicates with the first flow channel on the second auxiliary spray arm assembly to form a first auxiliary channel. The second flow channel on the first auxiliary spray arm assembly communicates with the second flow channel on the second auxiliary spray arm assembly to form a second auxiliary channel. The nozzle group includes a first nozzle and a second nozzle. The first nozzle communicates with the first auxiliary channel, and the second nozzle communicates with the second auxiliary channel. The first nozzle and the second nozzle have different orientations. When the water flow regulating component is located at the first sub-position, the first auxiliary channel is open and the second auxiliary channel is closed; when the water flow regulating component is located at the second sub-position, the second auxiliary channel is open and the first auxiliary channel is closed.

[0012] Optionally, the first auxiliary spray arm assembly is located on the right side of the spray arm water pipe, and the second auxiliary spray arm assembly is located on the left side of the spray arm water pipe. Both the first and second spray holes are opened upwards. The first spray hole is inclined from bottom to top towards the spray arm water pipe, and the second spray hole is inclined from bottom to top away from the spray arm water pipe.

[0013] Optionally, the angle between the first nozzle and the horizontal plane is θ1, 30°≤θ1≤60°, and the angle between the first nozzle and the horizontal plane is θ2, 30°≤θ2≤60°.

[0014] Optionally, the system further includes a water distribution component disposed between the water flow regulating component and the auxiliary spray arm assembly. The water distribution component includes a water distribution component body and a first water distribution channel, a second water distribution channel, a third water distribution channel, and a fourth water distribution channel formed on the water distribution component body. The first water distribution channel is connected to the fourth water distribution channel, the second water distribution channel is connected to the third water distribution channel, the fourth water distribution channel is connected to the first auxiliary channel, and the third water distribution channel is connected to the second auxiliary channel. When the water flow regulating component is located in the first distribution position, the first water distribution channel is open and the second water distribution channel is closed; when the water flow regulating component is located in the second distribution position, the second water distribution channel is closed and the first water distribution channel is open.

[0015] Optionally, the water flow regulating component includes a regulating component body and a water passage hole formed on the regulating component body. When the water flow regulating component is in the second position, the first water distribution channel and the second water distribution channel are both offset from the water passage hole, and at this time, the auxiliary spray arm assembly is not connected to the spray arm water pipe. When the water flow regulating component is in the first distribution position, the water passage hole is connected to the first water distribution channel, and at this time, the first auxiliary channel is open and the second auxiliary channel is closed. When the water flow regulating component is in the second distribution position, the water passage hole is connected to the second water distribution channel, and at this time, the second auxiliary channel is open and the first auxiliary channel is closed.

[0016] Optionally, it further includes a first sealing element, which is disposed between the spray arm water pipe and the water distribution element. The first sealing element includes a first sealing element body and a first water passage hole and a second water passage hole formed on the first sealing element body. The first water passage hole communicates with the first water distribution channel, and the second water passage hole communicates with the second water distribution channel. The water flow regulating element passes through the first sealing element and can slide relative to the first sealing element. When the water flow regulating element is in the second position, the first water passage hole and the second water passage hole are both offset from the water passage hole. When the water flow regulating element is in the first distribution position, the water passage hole communicates with the first water passage hole. When the water flow regulating element is in the second distribution position, the water passage hole communicates with the second water passage hole.

[0017] Optionally, it also includes:

[0018] A second seal is disposed between the water distribution component and the first auxiliary spray arm assembly. The second seal includes a second seal body and a third water passage and a fourth water passage formed on the second seal body. The second flow channel formed on the first auxiliary spray arm assembly is connected to the third water distribution channel through the third water passage, and the first flow channel formed on the first auxiliary spray arm assembly is connected to the fourth water distribution channel through the fourth water passage; and / or

[0019] A third sealing element is disposed between the water distribution element and the second auxiliary spray arm assembly. The third sealing element includes a third sealing element body and a fifth water passage and a sixth water passage formed on the third sealing element body. The second flow channel formed on the second auxiliary spray arm assembly is connected to the third water distribution flow channel through the fifth water passage, and the first flow channel formed on the second auxiliary spray arm assembly is connected to the fourth water distribution flow channel through the sixth water passage.

[0020] Optionally, the first auxiliary spray arm assembly includes a first spray arm support and a first adapter connected to each other. The first spray arm support has a first flow channel, a second flow channel, a first spray hole, and a second spray hole. The first adapter includes a first adapter body and a first water passage and a second water passage formed on the first adapter body. The first flow channel formed on the first spray arm support is connected to the fourth water distribution channel through the second water passage, and the second flow channel formed on the first spray arm support is connected to the third water distribution channel through the first water passage.

[0021] The second auxiliary spray arm assembly includes a second spray arm support and a second adapter that are connected to each other. The second spray arm support is provided with a first flow channel, a second flow channel, a first spray hole and a second spray hole. The second adapter includes a second adapter body and a third water passage and a fourth water passage provided on the second adapter body. The first flow channel and the fourth water passage provided on the second spray arm support are connected through the fourth water passage, and the second flow channel and the third water passage provided on the second spray arm support are connected through the third water passage.

[0022] Another aspect of this invention provides a dishwasher, including the spray arm assembly of the dishwasher described above.

[0023] Compared with the prior art, the present invention has at least the following beneficial effects:

[0024] The dishwasher spray arm assembly provided by this utility model includes a spray arm water pipe, a main spray arm, a secondary spray arm assembly, and a water flow regulating component. The spray arm water pipe is connected to a water supply pipe. The main spray arm is connected to the spray arm water pipe, and the secondary spray arm assembly is connected to the spray arm water pipe, so that the spray arm water pipe can simultaneously supply water to both the secondary spray arm assembly and the main spray arm. The secondary spray arm assembly includes a first secondary spray arm assembly and a second secondary spray arm assembly arranged opposite each other, and both the first and second secondary spray arm assemblies have multiple sets of spray holes. The water flow regulating component is installed between the second end of the spray arm water pipe and the auxiliary spray arm assembly and can move between the first position and the second position. When the water flow regulating component is in the first position, the auxiliary spray arm assembly is connected to the spray arm water pipe. At this time, both the main spray arm and the auxiliary spray arm assembly can spray water to increase the washing range and reduce washing dead corners. When the water flow regulating component is in the second position, the auxiliary spray arm assembly is not connected to the spray arm water pipe. At this time, only the main spray arm sprays water to increase the water pressure of the main spray arm and achieve a high-pressure rinsing effect. In this way, two spray washing modes of the spray arm assembly are realized to meet the different washing needs of users, and the structure is simple and compact. Attached Figure Description

[0025] Figure 1 This is a three-dimensional structural schematic diagram of the spray arm assembly of the dishwasher provided in a specific embodiment of the present utility model;

[0026] Figure 2 yes Figure 1 Top view;

[0027] Figure 3 yes Figure 2 Sectional view at point BB;

[0028] Figure 4 yes Figure 2 Sectional view at CC;

[0029] Figure 5 yes Figure 1 The main view;

[0030] Figure 6 yes Figure 5 Sectional view at point AA;

[0031] Figure 7 yes Figure 1 Exploded view;

[0032] Figure 8 This is a three-dimensional structural diagram of the upper cover of the first spray arm support of the dishwasher spray arm assembly provided in a specific embodiment of the present utility model.

[0033] Figure 9 yes Figure 8 A bottom view;

[0034] Figure 10 yes Figure 9 Enlarged view of point D in the middle;

[0035] Figure 11 yes Figure 8 Top view;

[0036] Figure 12 yes Figure 11 Sectional view at EE;

[0037] Figure 13 yes Figure 11 Sectional view at FF;

[0038] Figure 14 This is a three-dimensional structural diagram of the water distribution component of the dishwasher spray arm assembly provided in a specific embodiment of this utility model;

[0039] Figure 15 yes Figure 14 Rear view.

[0040] In the picture:

[0041] 1. Sprayer arm water hose;

[0042] 2. Main spray arm;

[0043] 31. First auxiliary spray arm assembly; 311. First spray arm support; 312. First adapter; 3120. First adapter body; 3121. First water passage; 3122. Second water passage; 32. Second auxiliary spray arm assembly; 321. Second spray arm support; 322. Second adapter; 3220. Second adapter body; 3221. Third water passage; 3222. Fourth water passage; 300. Nozzle assembly; 301. First nozzle; 302. Second nozzle; 303. First flow channel; 304. Second flow channel; 33. Top cover; 34. Bottom cover;

[0044] 4. Water distribution component; 41. Water distribution component body; 401. First water distribution channel; 402. Second water distribution channel; 403. Third water distribution channel; 404. Fourth water distribution channel;

[0045] 5. Water flow regulating component; 51. Regulating component body; 50. Water passage hole;

[0046] 61. First seal; 610. First seal body; 601. First water passage hole; 602. Second water passage hole; 62. Second seal; 620. Second seal body; 621. Third water passage hole; 622. Fourth water passage hole; 63. Third seal; 630. Third seal body; 631. Fifth water passage hole; 632. Sixth water passage hole. Detailed Implementation

[0047] The following embodiments illustrate the present invention, but the present invention is not limited to these embodiments. Modifications to the specific implementation of the present invention or equivalent substitutions for some technical features, without departing from the spirit of the present invention, should all be covered within the scope of the technical solution claimed by the present invention.

[0048] Please refer to Figures 1-15This utility model provides a spray arm assembly for a dishwasher, including a spray arm water pipe 1, a main spray arm 2, a secondary spray arm assembly, and a water flow regulating component 5. The spray arm water pipe 1 is connected to a water supply pipe. The main spray arm 2 is connected to the spray arm water pipe 1, and the secondary spray arm assembly is connected to the spray arm water pipe 1, so that the spray arm water pipe 1 can simultaneously supply water to the secondary spray arm assembly and the main spray arm 2. The secondary spray arm assembly includes a first secondary spray arm assembly 31 and a second secondary spray arm assembly 32 arranged opposite to each other, and both the first secondary spray arm assembly 31 and the second secondary spray arm assembly 32 have multiple sets of spray holes 300. The water flow regulating component 5 is installed between the second end of the spray arm water pipe 1 and the auxiliary spray arm assembly and can move between the first position and the second position. When the water flow regulating component 5 is in the first position, the auxiliary spray arm assembly is connected to the spray arm water pipe 1. At this time, both the main spray arm 2 and the auxiliary spray arm assembly can spray water to increase the washing range and reduce washing dead corners. When the water flow regulating component 5 is in the second position, the auxiliary spray arm assembly is not connected to the spray arm water pipe 1. At this time, only the main spray arm 2 sprays water to increase the water pressure of the main spray arm 2 and achieve a high-pressure rinsing effect. In this way, two spray washing modes of the spray arm assembly are realized to meet the different washing needs of users, and the structure is simple and compact.

[0049] Optionally, the first position includes a first sub-position and a second sub-position. Both the first auxiliary spray arm assembly 31 and the second auxiliary spray arm assembly 32 are provided with a first flow channel 303 and a second flow channel 304. The first flow channel 303 on the first auxiliary spray arm assembly 31 communicates with the first flow channel 303 on the second auxiliary spray arm assembly 32 to form a first auxiliary channel. The second flow channel 304 on the first auxiliary spray arm assembly 31 communicates with the second flow channel 304 on the second auxiliary spray arm assembly 32 to form a second auxiliary channel. The nozzle group 300 includes a first nozzle 301 and a second nozzle 302. The first nozzle 301 communicates with the first auxiliary spray arm assembly 32. The channels are connected, and the second spray hole 302 is connected to the second auxiliary channel. The first spray hole 301 and the second spray hole 302 have different orientations. When the water flow regulating component 5 is in the first sub-position, the first auxiliary channel is open and the second auxiliary channel is closed. At this time, the first spray hole 301 on the first auxiliary spray arm assembly 31 and the second auxiliary spray arm assembly 32 sprays water. When the water flow regulating component 5 is in the second sub-position, the second auxiliary channel is open and the first auxiliary channel is closed. At this time, the second spray hole 302 on the first auxiliary spray arm assembly 31 and the second auxiliary spray arm assembly 32 sprays water, thereby realizing concentrated water spray rinsing in different directions to meet the user's further washing needs.

[0050] Optionally, the first auxiliary spray arm assembly 31 is located on the right side of the spray arm water pipe 1, and the second auxiliary spray arm assembly 32 is located on the left side of the spray arm water pipe 1. Both the first spray hole 301 and the second spray hole 302 face upwards. The first spray hole 301 is inclined from bottom to top towards the direction closest to the spray arm water pipe 1, that is, the first spray hole 301 is along... Figure 2Water is sprayed in the direction indicated by the middle arrow G. The second nozzle 302 is inclined from bottom to top in the direction away from the water pipe 1 of the spray arm, that is, the second nozzle 302 is along... Figure 2 Spray water in the direction indicated by the middle arrow H.

[0051] Optionally, the angle between the first nozzle 301 and the horizontal plane is θ1, 30°≤θ1≤60°, and the angle between the first nozzle 301 and the horizontal plane is θ2, 30°≤θ2≤60°, so as to aim at the tableware and spray water to achieve a better spraying and washing effect.

[0052] For example, in this embodiment, both θ1 and θ2 are 60°.

[0053] Optionally, the system also includes a water distribution component 4 disposed between the water flow regulating component 5 and the auxiliary spray arm assembly. The water distribution component 4 includes a water distribution component body 41 and a first water distribution channel 401, a second water distribution channel 402, a third water distribution channel 403, and a fourth water distribution channel 404 formed on the water distribution component body 41. The first water distribution channel 401 and the fourth water distribution channel 404 are connected; the second water distribution channel 402 and the third water distribution channel 403 are connected; the fourth water distribution channel 404 is connected to the first auxiliary channel; and the third water distribution channel 403 is connected to the second auxiliary channel. When the water flow regulating component 5 is in the first distribution position, the first water distribution channel 401 is open and the second water distribution channel 402 is closed; when the water flow regulating component 5 is in the second distribution position, the second water distribution channel 402 is closed and the first water distribution channel 401 is open. By setting the water distribution component 4, the water in the spray arm water pipe 1 can be divided into two paths to enter the first auxiliary channel and the second auxiliary channel.

[0054] Optionally, the water flow regulating component 5 includes a regulating component body 51 and a water passage hole 50 opened on the regulating component body 51. When the water flow regulating component 5 is in the second position, the first water distribution channel 401 and the second water distribution channel 402 are both offset from the water passage hole 50, and at this time the auxiliary spray arm assembly is not connected to the spray arm water pipe 1. When the water flow regulating component 5 is in the first branch position, the water passage hole 50 is connected to the first water distribution channel 401, and at this time the first auxiliary channel is open and the second auxiliary channel is closed. When the water flow regulating component 5 is in the second branch position, the water passage hole 50 is connected to the second water distribution channel 402, and at this time the second auxiliary channel is open and the first auxiliary channel is closed.

[0055] Optionally, it also includes a first sealing element 61, which is disposed between the spray arm water pipe 1 and the water distribution element 4. The first sealing element 61 includes a first sealing element body 610 and a first water passage hole 601 and a second water passage hole 602 opened on the first sealing element body 610. The first water passage hole 601 communicates with the first water distribution channel 401, and the second water passage hole 602 communicates with the second water distribution channel 402. The water flow regulating element 5 passes through the first sealing element 61 and can slide relative to the first sealing element 61. When the water flow regulating element 5 is in the second position, the first water passage hole 601 and the second water passage hole 602 are both offset from the water passage hole 50. When the water flow regulating element 5 is in the first distribution position, the water passage hole 50 communicates with the first water passage hole 601. When the water flow regulating element 5 is in the second distribution position, the water passage hole 50 communicates with the second water passage hole 602. By setting the first sealing element 61, on the one hand, the sealing effect between the spray arm water pipe 1 and the water distribution element 4 can be achieved to prevent water from overflowing, and on the other hand, it is convenient to install the water flow regulating element 5.

[0056] Optionally, the system also includes a second seal 62 and a third seal 63. The second seal 62 is disposed between the water distributor 4 and the first auxiliary spray arm assembly 31. The second seal 62 includes a second seal body 620 and a third water passage 621 and a fourth water passage 622 formed on the second seal body 620. The second flow channel 304 and the third water distribution channel 403 formed on the first auxiliary spray arm assembly 31 are connected through the third water passage 621, and the first flow channel 303 and the fourth water distribution channel 404 formed on the first auxiliary spray arm assembly 31 are connected through the fourth water passage 622. By providing the second seal 62, a sealing effect is achieved between the water distributor 4 and the first auxiliary spray arm assembly 31, preventing water overflow. And / or a third seal 63 is disposed between the water distribution component 4 and the second auxiliary spray arm assembly 32. The third seal 63 includes a third seal body 630 and a fifth water passage 631 and a sixth water passage 632 opened on the third seal body 630. The second flow channel 304 opened on the second auxiliary spray arm assembly 32 is connected to the third water distribution channel 403 through the fifth water passage 631. The first flow channel 303 opened on the second auxiliary spray arm assembly 32 is connected to the fourth water distribution channel 404 through the sixth water passage 632. By setting the third seal 63, the sealing effect between the water distribution component 4 and the second auxiliary spray arm assembly 32 is achieved to prevent water from overflowing.

[0057] Optionally, the first auxiliary spray arm assembly 31 includes a first spray arm support 311 and a first adapter 312 connected to each other. The first spray arm support 311 has a first flow channel 303, a second flow channel 304, a first nozzle 301 and a second nozzle 302. The first adapter 312 includes a first adapter body 3120 and a first water passage 3121 and a second water passage 3122 formed on the first adapter body 3120. The first flow channel 303 formed on the first spray arm support 311 is connected to the fourth water distribution channel 404 through the second water passage 3122. The second flow channel 304 formed on the first spray arm support 311 is connected to the third water distribution channel 403 through the first water passage 3121. The second auxiliary spray arm assembly 32 includes a second spray arm support 321 and a second adapter 322 connected to each other. The second spray arm support 321 has a first flow channel 303, a second flow channel 304, a first nozzle 301, and a second nozzle 302. The second adapter 322 includes a second adapter body 3220 and a third water passage 3221 and a fourth water passage 3222 formed on the second adapter body 3220. The first flow channel 303 and the fourth water distribution channel 404 formed on the second spray arm support 321 are connected through the fourth water passage 3222, and the second flow channel 304 and the third water distribution channel 403 formed on the second spray arm support 321 are connected through the third water passage 3221. By setting the first adapter 312 and the second adapter 322, both the first spray arm support 311 and the second spray arm support 321 can be arranged along the direction of extension of the spray arm water pipe 1.

[0058] Optionally, both the first spray arm support 311 and the second spray arm support 321 include a bottom shell and a top cover 33 connected to each other. The top cover 33 is disposed on the upper side of the bottom shell, and the bottom shell and the top cover 33 are closed to form a first flow channel 303 and a second flow channel 304. The first spray hole 301 and the second spray hole 302 are both formed on the top cover 33. By configuring both the first spray arm support 311 and the second spray arm support 321 as a bottom shell and a top cover 33 connected to each other, it is convenient to form the first flow channel 303 and the second flow channel 304 on the bottom shell or the top cover 33.

[0059] Furthermore, the spray arm water pipe 1, the first spray arm support 311 and the second spray arm support 321 are all arranged in the front-to-back direction, and the first adapter 312 and the second adapter 322 are both arranged in the left-to-right direction.

[0060] Optionally, the main spray arm 2 is positioned below the auxiliary spray arm assembly.

[0061] Optionally, the upper side of the main spray arm 2 is provided with multiple main spray holes.

[0062] Another aspect of this invention provides a dishwasher, including the spray arm assembly of the dishwasher described above.

[0063] Optionally, it also includes an upper bowl basket and a lower bowl basket, with the spray arm assembly mounted on the underside of the upper bowl basket.

[0064] Optionally, it also includes an upper bowl basket and a lower bowl basket, with the spray arm assembly mounted on the underside of the upper bowl basket.

[0065] The above descriptions are merely some embodiments of this utility model. For those skilled in the art, various modifications and improvements can be made without departing from the inventive concept of this utility model, and all such modifications and improvements fall within the protection scope of this utility model.

Claims

1. A spray arm assembly for a dishwasher, characterized in that, include: The spray arm water pipe (1) is connected to the water supply pipe; The main spray arm (2) is connected to the spray arm water pipe (1); A secondary spray arm assembly is connected to the spray arm water pipe (1). The secondary spray arm assembly includes a first secondary spray arm assembly (31) and a second secondary spray arm assembly (32) arranged opposite to each other. Both the first secondary spray arm assembly (31) and the second secondary spray arm assembly (32) have multiple sets of spray holes (300). A water flow regulating component (5) is installed between the spray arm water pipe (1) and the auxiliary spray arm assembly and can move between a first position and a second position. When the water flow regulating component (5) is in the first position, the auxiliary spray arm assembly is connected to the spray arm water pipe (1). When the water flow regulating component (5) is in the second position, the auxiliary spray arm assembly is not connected to the spray arm water pipe (1).

2. The spray arm assembly of the dishwasher according to claim 1, characterized in that, The first position includes a first sub-position and a second sub-position. Both the first auxiliary spray arm assembly (31) and the second auxiliary spray arm assembly (32) are provided with a first flow channel (303) and a second flow channel (304). The first flow channel (303) on the first auxiliary spray arm assembly (31) communicates with the first flow channel (303) on the second auxiliary spray arm assembly (32) to form a first secondary channel. The second flow channel (304) on the first auxiliary spray arm assembly (31) communicates with the second flow channel (304) on the second auxiliary spray arm assembly (32). The nozzle group (300) includes a first nozzle (301) and a second nozzle (302). The first nozzle (301) is connected to the first secondary channel, and the second nozzle (302) is connected to the second secondary channel. The first nozzle (301) and the second nozzle (302) have different orientations. When the water flow regulating component (5) is located in the first sub-position, the first secondary channel is open and the second secondary channel is closed. When the water flow regulating component (5) is located in the second sub-position, the second secondary channel is open and the first secondary channel is closed.

3. The spray arm assembly of the dishwasher according to claim 2, characterized in that, The first auxiliary spray arm assembly (31) is located on the right side of the spray arm water pipe (1), and the second auxiliary spray arm assembly (32) is located on the left side of the spray arm water pipe (1). The first spray hole (301) and the second spray hole (302) are both opened upward. The first spray hole (301) is inclined from bottom to top towards the spray arm water pipe (1), and the second spray hole (302) is inclined from bottom to top away from the spray arm water pipe (1).

4. The spray arm assembly of the dishwasher according to claim 3, characterized in that, The angle between the first nozzle (301) and the horizontal plane is θ1, 30°≤θ1≤60°, and the angle between the first nozzle (301) and the horizontal plane is θ2, 30°≤θ2≤60°.

5. The spray arm assembly of the dishwasher according to claim 2, characterized in that, It also includes a water distribution component (4) disposed between the water flow regulating component (5) and the auxiliary spray arm assembly. The water distribution component (4) includes a water distribution component body (41) and a first water distribution channel (401), a second water distribution channel (402), a third water distribution channel (403), and a fourth water distribution channel (404) formed on the water distribution component body (41). The first water distribution channel (401) is connected to the fourth water distribution channel (404), and the second water distribution channel (402) is connected to the third water distribution channel (404). The water distribution channel (403) is connected, the fourth water distribution channel (404) is connected to the first secondary channel, and the third water distribution channel (403) is connected to the second secondary channel. When the water flow regulating component (5) is located in the first branch position, the first water distribution channel (401) is opened and the second water distribution channel (402) is closed; when the water flow regulating component (5) is located in the second branch position, the second water distribution channel (402) is closed and the first water distribution channel (401) is opened.

6. The spray arm assembly of the dishwasher according to claim 5, characterized in that, The water flow regulating component (5) includes a regulating component body (51) and a water passage hole (50) opened on the regulating component body (51). When the water flow regulating component (5) is in the second position, the first water distribution channel (401) and the second water distribution channel (402) are both offset from the water passage hole (50), and the auxiliary spray arm assembly is not connected to the spray arm water pipe (1). When the water flow regulating component (5) is in the first distribution position, the water passage hole (50) is connected to the first water distribution channel (401), and the first auxiliary channel is open and the second auxiliary channel is closed. When the water flow regulating component (5) is in the second distribution position, the water passage hole (50) is connected to the second water distribution channel (402), and the second auxiliary channel is open and the first auxiliary channel is closed.

7. The spray arm assembly of the dishwasher according to claim 6, characterized in that, It also includes a first sealing element (61), which is disposed between the spray arm water pipe (1) and the water distribution element (4). The first sealing element (61) includes a first sealing element body (610) and a first water passage hole (601) and a second water passage hole (602) opened on the first sealing element body (610). The first water passage hole (601) communicates with the first water distribution channel (401), and the second water passage hole (602) communicates with the second water distribution channel (402). The water flow regulating element (5) passes through it. The water flow regulating member (5) is on the first seal (61) and can slide relative to the first seal (61). When the water flow regulating member (5) is in the second position, the first water passage hole (601) and the second water passage hole (602) are both offset from the water passage hole (50). When the water flow regulating member (5) is in the first sub-position, the water passage hole (50) is connected to the first water passage hole (601). When the water flow regulating member (5) is in the second sub-position, the water passage hole (50) is connected to the second water passage hole (602).

8. The spray arm assembly of the dishwasher according to claim 5, characterized in that, Also includes: A second seal (62) is disposed between the water distribution member (4) and the first auxiliary spray arm assembly (31). The second seal (62) includes a second seal body (620) and a third water passage (621) and a fourth water passage (622) opened on the second seal body (620). The second flow channel (304) opened on the first auxiliary spray arm assembly (31) is connected to the third water distribution channel (403) through the third water passage (621). The first flow channel (303) opened on the first auxiliary spray arm assembly (31) is connected to the fourth water distribution channel (404) through the fourth water passage (622); and / or A third seal (63) is disposed between the water distribution component (4) and the second auxiliary spray arm assembly (32). The third seal (63) includes a third seal body (630) and a fifth water passage (631) and a sixth water passage (632) opened on the third seal body (630). The second flow channel (304) opened on the second auxiliary spray arm assembly (32) is connected to the third water distribution flow channel (403) through the fifth water passage (631). The first flow channel (303) opened on the second auxiliary spray arm assembly (32) is connected to the fourth water distribution flow channel (404) through the sixth water passage (632).

9. The spray arm assembly of the dishwasher according to claim 5, characterized in that, The first auxiliary spray arm assembly (31) includes a first spray arm support (311) and a first adapter (312) connected to each other. The first spray arm support (311) is provided with a first flow channel (303), a second flow channel (304), a first spray hole (301) and a second spray hole (302). The first adapter (312) includes a first adapter body (3120) and a first water passage (3121) and a second water passage (3122) provided on the first adapter body (3120). The first flow channel (303) provided on the first spray arm support (311) is connected to the fourth water distribution channel (404) through the second water passage (3122). The second flow channel (304) provided on the first spray arm support (311) is connected to the third water distribution channel (403) through the first water passage (3121). The second auxiliary spray arm assembly (32) includes a second spray arm support (321) and a second adapter (322) connected to each other. The second spray arm support (321) is provided with a first flow channel (303), a second flow channel (304), a first spray hole (301) and a second spray hole (302). The second adapter (322) includes a second adapter body (3220) and a third water passage (3221) and a fourth water passage (3222) provided on the second adapter body (3220). The first flow channel (303) provided on the second spray arm support (321) is connected to the fourth water distribution channel (404) through the fourth water passage (3222). The second flow channel (304) provided on the second spray arm support (321) is connected to the third water distribution channel (403) through the third water passage (3221).

10. A dishwasher, characterized in that, Includes the spray arm assembly of the dishwasher as described in any one of claims 1-9.

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