CN216090382U - Sprayer and dish washing machine - Google Patents

Abstract

The application relates to the technical field of dish washing machines, in particular to a sprayer and a dish washing machine. So as to solve the problem of inconvenient assembly of the sprayer. The first spray arm comprises a first spray arm body and a first clamping portion. Wherein, the first spray arm body is provided with a first spray cavity. One end of the first spray arm body is provided with a first opening communicated with the first spray cavity. The first spraying arm body is provided with a first spraying hole. The first clamping portion is arranged on the first spray arm body. The second spray arm comprises a second spray arm body and a second clamping part. Wherein, the second spray arm body is provided with a second spray cavity. One end of the second spray arm body is provided with a second opening communicated with the second spray cavity. The second spraying arm body is provided with a second spraying hole. The first clamping portion and the second clamping portion are clamped to fix the first spray arm and the second spray arm. The second clamping part is arranged on the second spray arm body. The first spray arm and the second spray arm are arranged in central symmetry. The application is used for a dishwasher.

Description

Sprayer and dish washing machine

Technical Field

The application relates to the technical field of dish washing machines, in particular to a sprayer and a dish washing machine.

Background

When the dish washing machine is used for washing dishes, the sprayer is required to spray water to clean stains on dishes, and two different molds are required to perform injection molding and mold opening in the preparation process of the sprayer.

In the process of realizing the preparation of the sprayer, at least the following problems exist: the mold opening is needed twice, and the assembly is inconvenient.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a sprayer and a dish washing machine, and is used for solving the problems that in the prior art, the preparation of the sprayer needs two die sinking and the assembly is inconvenient.

In order to achieve the above purpose, the embodiment of the present application adopts the following technical solutions:

in a first aspect, an embodiment of the present application provides a sprayer. The sprayer comprises a first spray arm and a second spray arm. The first spray arm comprises a first spray arm body and a first clamping portion. Wherein, the first spray arm body is provided with a first spray cavity. One end of the first spray arm body is provided with a first opening communicated with the first spray cavity. The first spraying arm body is provided with a first spraying hole communicated with the first spraying cavity. The first clamping portion is arranged on the first spray arm body. The second spray arm comprises a second spray arm body and a second clamping part. Wherein, the second spray arm body is provided with a second spray cavity. One end of the second spray arm body is provided with a second opening communicated with the second spray cavity. And a second spraying hole communicated with the second spraying cavity is formed in the second spraying arm body. The first clamping portion and the second clamping portion are clamped to fix the first spray arm and the second spray arm. The second clamping part is arranged on the second spray arm body. The first spray arm and the second spray arm are arranged in a central symmetry manner, and the first opening of the first spray arm body is abutted to the second opening of the second spray arm body. The first spraying cavity is communicated with the second spraying cavity.

The embodiment of the application provides a sprayer, because first spray arm and second spray arm central symmetry set up. When the sprayer needs to be assembled, the first clamping portion on the first spray arm body is clamped with the second clamping portion on the second spray arm body, the first opening of the first spray arm body and the second opening of the second spray arm body are abutted together, so that the first spray chamber and the second spray chamber are communicated, and thus, the sprayer is assembled by fixing the first spray arm and the second spray arm together, and in the preparation process of the sprayer, only one die opening is needed, and the assembly is convenient.

Optionally, the first spray arm body has a first side plate and a second side plate which are oppositely arranged. The second spray arm body comprises a third side plate and a fourth side plate which are arranged oppositely. When the first spray arm body is abutted to the second spray arm body, the first side plate is spliced with the third side plate, and the second side plate is spliced with the fourth side plate. The first clamping portion is arranged on the outer surface of the first side plate and is close to one end of the first opening. The second clamping portion is arranged on the third side plate and located on the end face of the second opening.

Optionally, the first spray arm further includes a third clamping portion, and the third clamping portion is disposed on the second side plate and located on the end face of the first opening. The second spray arm further comprises a fourth clamping portion, and the fourth clamping portion is arranged on the outer surface of the fourth side plate and is close to one end of the second opening. Wherein, the third joint portion is in joint with the fourth joint portion in order to fix the surface of first spray arm and second spray arm.

Optionally, the first spray arm body further includes a first main plate and a second main plate which are oppositely disposed. The first side plate, the first main plate, the second side plate and the second main plate are sequentially enclosed to form a first spraying cavity. The second spray arm body further comprises a third main board and a fourth main board which are arranged oppositely, and a second spray cavity is formed by sequentially enclosing the third side board, the third main board, the fourth side board and the fourth main board. When the first spray arm body is abutted to the second spray arm body, the first main board is spliced with the third main board, and the second main board is spliced with the fourth main board. The first spray arm further comprises a fifth clamping portion, and the fifth clamping portion is arranged on the outer surface of the first main board and is close to one end of the first opening. The second spray arm further comprises a sixth clamping portion, and the sixth clamping portion is arranged on the third main board and located on the end face of the second opening. The fifth clamping portion and the sixth clamping portion are clamped to fix the outer surfaces of the first spray arm and the second spray arm.

Optionally, the first spray arm further includes a seventh clamping portion, and the seventh clamping portion is disposed on the outer surface of the first main board and is close to one end of the first opening. The fifth clamping portion is close to the first side plate, and the seventh clamping portion is close to the second side plate. The second spray arm further comprises an eighth clamping portion, and the eighth clamping portion is arranged on the outer surface of the third main board and is close to one end of the second opening. Wherein, the sixth joint portion is close to the third curb plate, and the eighth joint portion is close to the fourth curb plate. The seventh clamping portion and the eighth clamping portion are clamped to fix the outer surfaces of the first spray arm and the second spray arm.

Optionally, the sprayer further comprises a water inlet pipe. A semicircular first notch is formed in one end, close to the first opening, of the first main board. A semicircular second notch is formed in one end, close to the second opening, of the third main board. The first notch and the second notch are arranged in an enclosing mode to form a mounting hole. One end of the water inlet pipe is respectively communicated with the first spraying cavity and the second spraying cavity through the mounting hole and is rotationally connected with the first spraying arm and the second spraying arm.

Optionally, a portion of the second main board exposed in the first notch has a first area close to the first side board and a second area close to the second side board; the second main plate has a first groove in the second region. The first spray arm body further comprises a first extension plate, the first extension plate is located in the first area and connected with the end face, close to the first opening, of the second main plate. The part of the fourth main board exposed out of the second notch is provided with a third area close to the third side board and a fourth area close to the fourth side board. The fourth main plate has a second groove in the third area. The second spray arm body further comprises a second extension plate, the second extension plate is located in the fourth area and is connected with the end face, close to the second opening, of the fourth main plate. Wherein, the first extension board stretches into the second groove and is connected with the second main board. The second extension board extends into the first groove and is connected with the fourth main board.

Optionally, the first spray arm further includes at least one ninth clamping portion located in the second region and disposed on an end surface of the second main board close to the first opening. The second spray arm further comprises at least one tenth clamping part, is located in the fourth area, is arranged on the outer surface of the fourth main board and is close to one end of the second opening. The ninth clamping portion and the tenth clamping portion are clamped to fix the outer surfaces of the first spray arm and the second spray arm.

Optionally, the first spray arm further includes at least one eleventh clamping portion located in the first region, disposed on the outer surface of the second main board, and close to one end of the first opening. The second spray arm further comprises at least one twelfth clamping portion located in the third area and arranged on the end face, close to the second opening, of the fourth main board. The eleventh clamping part and the twelfth clamping part are clamped to fix the outer surfaces of the first spray arm and the second spray arm. The side plate of one end of the water inlet pipe close to the sprayer is provided with an annular flange extending along the radial direction. The inner surface of the first main plate is provided with a first semi-annular groove, the first semi-annular groove is located at the edge of the first notch, and the first semi-annular groove and the first notch are coaxially arranged. And a second semi-annular groove is arranged on the inner surface of the third main plate and is positioned at the edge of the second notch. The second semi-annular groove is coaxially arranged with the second notch. The first semi-annular groove and the second semi-annular groove are arranged in a surrounding mode to form an accommodating groove. A plurality of lugs are arranged on the inner bottom surface of the accommodating groove at intervals, and the thickness of the lugs is smaller than the depth of the accommodating groove. The annular flange is matched with the accommodating groove, and the annular flange rotates relative to the accommodating groove.

The first spray arm further comprises a first shroud. First bounding wall is the semicircle form, installs on the surface of first mainboard to be located the border department of first breach. A plurality of first sliding guide ribs are arranged on the inner side plate of the first enclosing plate. The second spray arm also includes a second shroud. The second coaming is semi-annular, installs on third mainboard surface to be located the border department of second breach. And a plurality of second sliding guide ribs are arranged on the inner side plate of the second enclosing plate. Enclose between first bounding wall and the second bounding wall and establish the chamber that holds that is used for holding the inlet tube.

In a second aspect, embodiments of the present application provide a dishwasher, including an inner container and a sprayer according to any one of the above technical solutions. The inner container is provided with a spraying chamber. The sprayer is arranged in the spraying chamber.

The dishwasher of the embodiment of the application can obtain the same technical effect as the sprayer, and the description is omitted here.

Drawings

FIG. 1 is a schematic structural diagram of an inner container according to an embodiment of the present disclosure;

fig. 2 is a schematic view of an assembly structure of a first spray arm and a second spray arm according to an embodiment of the present disclosure;

fig. 3 is a longitudinal sectional view of a first spray arm provided in an embodiment of the present application;

fig. 4 is a longitudinal sectional view of a second spray arm provided in an embodiment of the present application;

fig. 5 is a schematic structural view of a first spray arm body and a second spray arm body according to an embodiment of the present disclosure;

fig. 6 is a schematic structural diagram of a first clamping portion and a second clamping portion according to an embodiment of the present disclosure;

fig. 7 is an assembly structure diagram of a third clamping portion and a fourth clamping portion according to an embodiment of the present disclosure;

fig. 8 is a schematic structural diagram of a first motherboard and a second motherboard according to an embodiment of the present disclosure;

fig. 9 is a schematic structural diagram of a third main board and a fourth main board according to an embodiment of the present disclosure;

fig. 10 is a schematic view of another assembly structure of the first spray arm body and the second spray arm body according to the embodiment of the present disclosure;

fig. 11 is an assembly structural diagram of a fifth clamping portion and a sixth clamping portion according to an embodiment of the present disclosure;

fig. 12 is an assembly structure diagram of a seventh clamping portion and an eighth clamping portion according to an embodiment of the present application;

fig. 13 is an exploded view of the sprinkler according to the embodiment of the present disclosure;

fig. 14 is a longitudinal sectional view of a sprinkler provided in an embodiment of the present application;

fig. 15 is another schematic structural view of the first spray arm body according to the embodiment of the present disclosure;

fig. 16 is another schematic structural view of a second spray arm body according to an embodiment of the present disclosure;

fig. 17 is an assembly structure diagram of a ninth clamping portion and a tenth clamping portion and an eleventh clamping portion and a twelfth clamping portion according to an embodiment of the present application;

FIG. 18 is a schematic structural view of a water intake riser according to an embodiment of the present disclosure;

fig. 19 is a schematic view of another assembly structure of the first spray arm and the second spray arm according to the embodiment of the present application.

Detailed Description

The embodiments of the present application will be described in detail below with reference to the accompanying drawings.

In the description of the present application, it is to be understood that the terms "upper", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

The embodiment of the application provides a dishwasher. The dishwasher shown in fig. 1 may include a tub 10 and a shower 20. The inner container 10 has a shower chamber 101. The shower 20 is installed in the shower chamber 101, and the water sprayed from the shower 20 is used to spray and wash dishes in the shower chamber 101. In the preparation process of the sprayer 20, two different molds are needed for injection molding and mold opening, and mold opening is needed twice, so that the assembly is inconvenient.

In order to solve the above problem, the embodiment of the present application provides a sprayer 20. The sprayer 20 shown with reference to fig. 2 may include a first spray arm 21 and a second spray arm 22. The first spray arm 21 may include a first spray arm body 210 and a first snap-in portion 220. The first spray arm body 210 shown with reference to fig. 3 has a first spray chamber 211. One end of the first spray arm body 210 is provided with a first opening 212 communicated with the first spray cavity 211, and the first opening 212 is communicated with the first spray cavity 211. The first spray arm body 210 is provided with a first spray hole 213 communicating with the first spray cavity 211, and the first spray hole 213 may be a plurality of, for example, two, three, four, etc. The present application does not specifically limit the specific number of the first spray holes 213. First joint portion 220 sets up on first spray arm body 210, and first joint portion 220 and first spray arm body 210 integrated into one piece are convenient for the die sinking production.

The second spray arm 22 shown with reference to fig. 2 may include a second spray arm body 230 and a second snap-in portion 240. The second spray arm body 230 shown with reference to fig. 4 has a second spray chamber 231. One end of the second spray arm body 230 is provided with a second opening 232 communicated with the second spray cavity 231, and the second opening 232 is communicated with the second spray cavity 231. The second spray arm body 230 is provided with a plurality of second spray holes 233, for example, two, three, four, etc., which are communicated with the second spray cavity 231. The specific number of the second spray holes 233 is not particularly limited in the present application. The number of the second spray holes 233 is equal to that of the first spray holes 213. The first engaging portion 220 engages with the second engaging portion 240 to fix the first spray arm 21 and the second spray arm 22. The second clamping portion 240 is disposed on the second spray arm body 230, and the second clamping portion 240 and the second spray arm body 230 are integrally formed, so that mold opening production is facilitated.

Based on the above, the first spray arm 21 and the second spray arm 22 are arranged in central symmetry, and the first opening 212 of the first spray arm body 210 abuts against the second opening 232 of the second spray arm body 230. The first spray chamber 211 communicates with the second spray chamber 231. Because the first spray arm 21 and the second spray arm 22 are arranged in a central symmetry manner, the mold opening is only needed once, and the first spray arm 21 and the second spray arm 22 can be arbitrarily selected for assembly during assembly. The existing die opening needs to be carried out twice by using different dies, so that the matched spray arms need to be selected for assembly when the die opening is carried out, the assembly efficiency is low, and the assembly is inconvenient.

According to the sprayer 20 provided by the embodiment of the application, the first spray arm 21 and the second spray arm 22 are arranged in a central symmetry manner. When the sprayer 20 needs to be assembled, the first clamping portion 220 on the first spray arm body 210 is clamped with the second clamping portion 240 on the second spray arm body 230, at the moment, the first opening 212 of the first spray arm body 210 is abutted with the second opening 232 of the second spray arm body 230, so that the first spray cavity 211 is communicated with the second spray cavity 231, and thus, the sprayer 20 is assembled by fixing the first spray arm 21 and the second spray arm 22 together, and in the preparation process of the sprayer 20, only one die opening is needed, and the assembly is convenient.

In some embodiments of the present application, ease of installation is facilitated. Referring to fig. 5, the first spray arm body 210 has a first side plate 2100 and a second side plate 2200 disposed opposite to each other. The second spray arm body 230 may include a third side plate 2300 and a fourth side plate 2400 disposed opposite to each other. When the first clamping portion 220 and the second clamping portion 240 are clamped, the first spray arm body 210 abuts against the second spray arm body 230, the first side plate 2100 is spliced with the third side plate 2300, and the second side plate 2200 is spliced with the fourth side plate 2400. Referring to fig. 6, the first clamping portion 220 is disposed on the outer surface of the first side plate 2100 near one end of the first opening 212. The first engaging portion 220 may be a first protrusion, and a first guiding surface 2211 is disposed on the first protrusion. The second clamping portion 240 is disposed on the third side plate 2300 and is located on an end surface of the second opening 232. The second clamping portion 240 may be a second clamping plate 2411, a second clamping hole 2422 is formed in the second clamping plate 2411, and the first protrusion is clamped into the second clamping hole 2422 through the first guide surface 2211, so that the first protrusion abuts against the inner wall of the second clamping hole 2422. In this way, the first spray arm 21 and the second spray arm 22 are fixed by snap-fitting.

Based on the above, in order to improve the clamping stability of the first spray arm 21 and the second spray arm 22. The first spray arm 21 shown in fig. 7 may further include a third clamping portion 250, and the third clamping portion 250 is disposed on the second side plate 2200 and located on the end surface at the first opening 212. The second spray arm 22 may further include a fourth clamping portion 260, and the fourth clamping portion 260 is disposed on the outer surface of the fourth side plate 2400 and is close to one end of the second opening 232. The third engaging portion 250 engages with the fourth engaging portion 260 to fix the outer surfaces of the first spray arm 21 and the second spray arm 22. The third engaging portion 250 and the first spray arm body 210 are integrally formed, so that mold opening production is facilitated. The fourth clamping portion 260 and the second spray arm body 230 are integrally formed, so that mold opening production is facilitated. In order to facilitate the fastening of the third fastening portion 250 and the fourth fastening portion 260, the third fastening portion 250 may be a third fastening plate 2511, and a third fastening hole 2522 is formed on the third fastening plate 2511. The fourth engaging portion 260 may be a fourth protrusion, the fourth protrusion is provided with a fourth guiding surface 2533, the fourth protrusion is inserted into the third engaging hole 2522 through the fourth guiding surface 2533, and the fourth protrusion abuts against the inner wall of the third engaging hole 2522.

Based on the above, in order to further improve the clamping stability of the first spray arm 21 and the second spray arm 22. Referring to fig. 8, the first spray arm body 210 may further include a first main plate 111 and a second main plate 122 disposed opposite to each other. The first side plate 2100, the first main plate 111, the second side plate 2200, and the second main plate 122 sequentially enclose a first shower chamber 211. A first main board 111 and a second main board 122. The first side plate 2100, the first main plate 111, the second side plate 2200, and the second main plate 122 are integrally formed, which facilitates mold opening at one time. Referring to fig. 9, the second spray arm body 230 may further include a third main plate 133 and a fourth main plate 144 which are oppositely disposed, and the third main plate 2300, the third main plate 133, the fourth main plate 2400 and the fourth main plate 144 are sequentially enclosed to form a second spray chamber 231. The third side plate 2300, the third main plate 133, the fourth side plate 2400 and the fourth main plate 144 are integrally formed, so that the mold opening is convenient for one time. As shown in fig. 10, when the first spray arm body 210 abuts against the second spray arm body 230, the first main plate 111 is joined to the third main plate 133, and the second main plate 122 is joined to the fourth main plate 144.

Accordingly, referring to fig. 11, the first spray arm 21 may further include a fifth clamping portion 270, the fifth clamping portion 270 is disposed on the outer surface of the first main plate 111 and is close to one end of the first opening 212, and the fifth clamping portion 270 and the first spray arm body 210 are integrally formed. The second spray arm 22 may further include a sixth snap portion 280, and the sixth snap portion 280 is integrally formed with the second spray arm body 230. The sixth clamping portion 280 is disposed on the third main board 133 and located on an end surface of the second opening 232. The fifth engaging portion 270 and the sixth engaging portion 280 engage with each other to fix the outer surfaces of the first spray arm 21 and the second spray arm 22. Specifically, in order to facilitate the fastening of the fifth clamping portion 270 and the sixth clamping portion 280, the sixth clamping portion 280 may be a sixth clamping plate 2811, and the sixth clamping plate 2811 is provided with a sixth clamping hole 2822. The fifth clamping portion 270 may be a fifth protrusion, the fifth protrusion is provided with a fifth guide surface 2833, the fifth protrusion is clamped into the sixth clamping hole 2822 through the fifth guide surface 2833, and the fifth protrusion abuts against the inner wall of the sixth clamping hole 2822.

Based on the above, in order to further improve the clamping stability of the first spray arm 21 and the second spray arm 22. Referring to fig. 12, the first spray arm 21 may further include a seventh clamping portion 290, the seventh clamping portion 290 is integrally formed with the first spray arm body 210, and the seventh clamping portion 290 is disposed on the outer surface of the first main plate 111 and is close to one end of the first opening 212. The fifth engaging portion 270 is close to the first side plate 2100, and the seventh engaging portion 290 is close to the second side plate 2200. The second spray arm 22 may further include an eighth clamping portion 300, the eighth clamping portion 300 and the second spray arm body 230 are integrally formed, and the eighth clamping portion 300 is disposed on the outer surface of the third main plate 133 and is close to one end of the second opening 232. The sixth clamping portion 280 is close to the third side plate 2300, and the eighth clamping portion 300 is close to the fourth side plate 2400. The seventh engaging portion 290 engages with the eighth engaging portion 300 to fix the outer surfaces of the first spray arm 21 and the second spray arm 22. Specifically, in order to facilitate the fastening of the seventh clamping portion 290 and the eighth clamping portion 300, the seventh clamping portion 290 may be a seventh clamping plate 2911, and a seventh clamping hole 2922 is formed in the seventh clamping plate 2911. The eighth engaging portion 300 may be an eighth protrusion, the eighth protrusion is provided with an eighth guiding surface 2933, the eighth protrusion is inserted into the seventh engaging hole 2922 through the eighth guiding surface 2933, and the eighth protrusion abuts against the inner wall of the seventh engaging hole 2922.

To facilitate the spray of water by the sprayer 20, the sprayer 20 shown with reference to fig. 13 may further include a water inlet pipe 700. The first main plate 111 has a semicircular first notch 400 at an end thereof near the first opening 212. A semicircular second notch 500 is formed at an end of the third main plate 133 close to the second opening 232. Referring to fig. 14, the first notch 400 and the second notch 500 are surrounded to form a mounting hole 600. One end of the water inlet pipe 700 is respectively communicated with the first spray cavity 211 and the second spray cavity 231 through the mounting hole 600, and is rotatably connected with the first spray arm 21 and the second spray arm 22. To facilitate relative rotation of the sprinkler 20 and the inlet pipe 700. The first spray arm 21 may further include a first nozzle, the first spray hole 213 is communicated with the first nozzle, the first nozzle is installed on the first spray arm body 210, and the first nozzle is disposed in an inclined manner. Similarly, the second spray arm 22 may further include a second nozzle, the second nozzle is connected to at least one second spray hole 233, and the second nozzle is installed on the second spray arm body 230, and the second nozzle is disposed in an inclined manner. Water is pumped into the water inlet pipe 700 and enters the first spraying cavity 211 and the second spraying cavity 231 respectively, and finally is sprayed out from the first nozzle and the second nozzle, and the first nozzle and the second nozzle are obliquely arranged, so that the reaction force is applied to the first spraying arm body 210 and the second spraying arm body 230, and the sprayer 20 rotates.

In order to shield the gap between the first spray arm 21 and the second spray arm 22, referring to fig. 15, a portion of the second main plate 122 exposed in the first notch 400 has a first area 2133 close to the first side plate 2100 and a second area 2144 close to the second side plate 2200; the second main board 122 has a first groove 2222 in the second area 2144. The first spray arm body 210 further includes a first extension plate 2266, the first extension plate 2266 is integrally formed with the first spray arm body 210, and the first extension plate 2266 is located in the first area 2133 and connected to an end surface of the second main plate 122 near the first opening 212.

Referring to fig. 16, the portion of the fourth main board 144 exposed in the second notch 500 has a third area 2155 close to the third side board 2300 and a fourth area 2166 close to the fourth side board 2400. The fourth main board 144 has a second recess 2333 in the third area 2155. The second spray arm body 230 further includes a second extension plate 2888, the second extension plate 2888 is integrally formed with the second spray arm body 230, and the second extension plate 2888 is located in the fourth area 2166 and is connected to the end surface of the fourth main plate 144 close to the second opening 232. The first extension board 2266 extends into the second recess 2333 and is connected to the second main board 122. The second extension board 2888 extends into the first groove 2222 and is connected with the fourth main board 144. When the first extension plate 2266 extends into the second groove 2333 and the second extension plate 2888 extends into the first groove 2222, a gap between the first spray arm 21 and the second spray arm 22 is blocked and fixed, so that water is prevented from flowing out from the gap as much as possible.

In some embodiments of the present application, to further improve the clamping stability of the first spray arm 21 and the second spray arm 22. Referring to fig. 17, the first spray arm 21 may further include at least one ninth locking portion 310 located in the second region 2144 and disposed on an end surface of the second main board 122 near the first opening 212, and the ninth locking portion 310 and the first spray arm body 210 are integrally formed. The second spray arm 22 may further include at least one tenth clamping portion 320 located in the fourth area 2166 and disposed on the outer surface of the fourth main plate 144 and near one end of the second opening 232, wherein the tenth clamping portion 320 and the second spray arm body 230 are integrally formed. The ninth engaging portion 310 engages with the tenth engaging portion 320 to fix the outer surfaces of the first spray arm 21 and the second spray arm 22. For the convenience of fastening the ninth clamping portion 310 and the tenth clamping portion 320, the ninth clamping portion 310 may be a ninth clamping plate 3100, and a ninth clamping hole 3111 is formed in the ninth clamping plate 3100. The tenth locking portion 320 may be a tenth protrusion, the tenth protrusion is provided with a tenth guiding surface 3122, the tenth protrusion is locked into the ninth locking hole 3111 through the tenth guiding surface 3122, and the tenth protrusion abuts against the inner wall of the ninth locking hole 3111.

In some embodiments of the present application, to further improve the clamping stability of the first spray arm 21 and the second spray arm 22. Referring to fig. 17, the first spray arm 21 may further include at least one eleventh clamping portion 330, which is located in the first area 2133 and is disposed on an outer surface of the second main plate 122 and near one end of the first opening 212. The eleventh clamping portion 330 is integrally formed with the first spray arm body 210. The second spray arm 22 may further include at least one twelfth clamping portion 340, located in the third area, and disposed on an end surface of the fourth main plate 144 close to the second opening 232. The twelfth clamping portion 340 is integrally formed with the second spray arm body 230. The eleventh engaging portion 330 engages with the twelfth engaging portion 340 to fix the outer surfaces of the first spray arm 21 and the second spray arm 22. Specifically, in order to facilitate the fastening of the eleventh fastening part 330 and the twelfth fastening part 340, the twelfth fastening part 340 may be a twelfth fastening plate 3311, and the twelfth fastening hole 3322 is formed on the twelfth fastening plate 3311. The eleventh locking portion 330 may be an eleventh protrusion, the eleventh protrusion is provided with an eleventh guide surface 3333, the eleventh protrusion is locked in the twelfth locking hole 3322 through the eleventh guide surface 3333, and the eleventh protrusion abuts against an inner wall of the twelfth locking hole 3322.

In some embodiments of the present application, in order to facilitate the installation of the water inlet pipe 700, a radially extending annular flange 711 is provided on an end plate of the water inlet pipe 700 near the shower 20, and the annular flange 711 is integrally formed with the water inlet pipe 700, as shown in fig. 18. A first semi-annular groove 1122 is formed in the inner surface of the first main plate 111, the first semi-annular groove 1122 is located at the edge of the first notch 400, and the first semi-annular groove 1122 is coaxial with the first notch 400. A second semi-annular recess 1144 is formed in the inner surface of the third main plate 133, and the second semi-annular recess 1144 is located at the edge of the second notch 500. The second semi-annular groove 1144 is disposed coaxially with the second notch 500. The first semi-annular groove 1122 and the second semi-annular groove 1144 are formed to form a receiving groove. A plurality of bumps 1166 are arranged on the inner bottom surface of the accommodating groove at intervals, the thickness of the bumps 1166 is smaller than the depth of the accommodating groove, the plurality of protrusions 1166 and the inner bottom surface of the accommodating groove are integrally formed, and the protrusions 1166 reduce friction between the annular flange 711 and the accommodating groove. The annular flange 711 engages the receiving groove and the annular flange 711 rotates relative to the receiving groove.

In order to improve the mounting stability of the water inlet pipe 700, the first shower arm 21 shown in fig. 19 may further include a first enclosure plate 456. The first enclosing plate 456 is semi-annular, is mounted on the outer surface of the first main plate 111, and is located at the edge of the first notch 400, and the first enclosing plate 456 and the first spray arm body 210 are integrally formed. The inner side plate of the first enclosing plate 456 is provided with a plurality of first sliding guide ribs 4511 to reduce friction. The second spray arm 22 may also include a second shroud 457. The second enclosing plate 457 is semi-annular and is installed on the outer surface of the third main plate 133 and located at the edge of the second notch 500, and the second enclosing plate 457 and the second spray arm body 230 are integrally formed. And a plurality of second sliding guide ribs 4522 are arranged on the inner side plate of the second enclosing plate 457, so that friction is reduced. A containing cavity 1000 for containing the water inlet pipe 700 is enclosed between the first enclosing plate 456 and the second enclosing plate 457. The water inlet pipe 700 extends into the first spray chamber 211 and the second spray chamber 231 through the receiving chamber 1000. In the description herein, particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (10)

1. A sprayer, comprising:

the first spray arm comprises a first spray arm body and a first clamping part; the first spraying arm body is provided with a first spraying cavity, one end of the first spraying arm body is provided with a first opening communicated with the first spraying cavity, the first spraying arm body is provided with a first spraying hole communicated with the first spraying cavity, and the first clamping part is arranged on the first spraying arm body;

the second spray arm comprises a second spray arm body and a second clamping part; the second spray arm body is provided with a second spray cavity, one end of the second spray arm body is provided with a second opening communicated with the second spray cavity, the second spray arm body is provided with a second spray hole communicated with the second spray cavity, the first clamping part and the second clamping part are clamped to fix the first spray arm and the second spray arm, and the second clamping part is arranged on the second spray arm body;

the first spray arm and the second spray arm are arranged in a central symmetry mode, a first opening of the first spray arm body is abutted to a second opening of the second spray arm body, and the first spray cavity is communicated with the second spray cavity.

2. The sprayer according to claim 1,

the first spray arm body is provided with a first side plate and a second side plate which are arranged oppositely; the second spray arm body comprises a third side plate and a fourth side plate which are oppositely arranged; when the first spray arm body is abutted against the second spray arm body, the first side plate is spliced with the third side plate, and the second side plate is spliced with the fourth side plate;

the first clamping part is arranged on the outer surface of the first side plate and is close to one end of the first opening;

the second clamping portion is arranged on the third side plate and located on the end face of the second opening.

3. The sprayer according to claim 2,

the first spray arm further comprises a third clamping part, and the third clamping part is arranged on the second side plate and is positioned on the end face of the first opening;

the second spray arm further comprises a fourth clamping portion, and the fourth clamping portion is arranged on the outer surface of the fourth side plate and is close to one end of the second opening;

the third clamping part and the fourth clamping part are clamped to fix the outer surfaces of the first spray arm and the second spray arm.

4. The sprayer according to claim 2 or 3,

the first spray arm body further comprises a first main plate and a second main plate which are oppositely arranged, and the first side plate, the first main plate, the second side plate and the second main plate are sequentially enclosed to form a first spray cavity;

the second spray arm body further comprises a third main plate and a fourth main plate which are oppositely arranged, and the third side plate, the third main plate, the fourth side plate and the fourth main plate are sequentially enclosed to form a second spray cavity; when the first spray arm body abuts against the second spray arm body, the first main board is spliced with the third main board, and the second main board is spliced with the fourth main board;

the first spraying arm further comprises a fifth clamping part, and the fifth clamping part is arranged on the outer surface of the first main board and is close to one end of the first opening;

the second spray arm further comprises a sixth clamping part, and the sixth clamping part is arranged on the third main board and is positioned on the end face of the second opening;

the fifth clamping portion and the sixth clamping portion are clamped to fix the outer surfaces of the first spray arm and the second spray arm.

5. The sprayer according to claim 4,

the first spray arm further comprises a seventh clamping part, and the seventh clamping part is arranged on the outer surface of the first main board and is close to one end of the first opening; the fifth clamping part is close to the first side plate, and the seventh clamping part is close to the second side plate;

the second spray arm further comprises an eighth clamping part, and the eighth clamping part is arranged on the outer surface of the third main board and is close to one end of the second opening; the sixth clamping portion is close to the third side plate, and the eighth clamping portion is close to the fourth side plate; the seventh clamping portion and the eighth clamping portion are clamped to fix the outer surfaces of the first spray arm and the second spray arm.

6. The sprayer according to claim 4,

the sprayer further comprises: a water inlet pipe;

a semicircular first notch is formed in one end, close to the first opening, of the first main board; on the third mainboard, be close to second open-ended one end is seted up semicircular second breach, first breach with the second breach encloses and establishes and forms the mounting hole, the one end of inlet tube is passed through the mounting hole respectively with first spraying chamber and second spray the chamber and be linked together, and with first spray arm and second spray arm rotation connection.

7. The sprayer according to claim 6,

the part of the second main plate exposed out of the first notch is provided with a first area close to the first side plate and a second area close to the second side plate; the second main board is provided with a first groove in the second area; the first spray arm body further comprises a first extension plate, the first extension plate is located in the first area and is connected with the end face, close to the first opening, of the second main plate;

the part of the fourth main board exposed out of the second notch is provided with a third area close to the third side board and a fourth area close to the fourth side board; the fourth main board is provided with a second groove in the third area; the second spray arm body further comprises a second extension plate, the second extension plate is located in a fourth area and is connected with the end face, close to the second opening, of the fourth main plate;

the first extending plate extends into the second groove and is connected with the second main plate, and the second extending plate extends into the first groove and is connected with the fourth main plate.

8. The sprayer according to claim 7,

the first spraying arm further comprises at least one ninth clamping part which is positioned in the second area and is arranged on the end face, close to the first opening, of the second main board;

the second spraying arm further comprises at least one tenth clamping part, the tenth clamping part is located in the fourth area, is arranged on the outer surface of the fourth main board and is close to one end of the second opening;

the ninth clamping portion and the tenth clamping portion are clamped to fix the outer surfaces of the first spraying arm and the second spraying arm.

9. The sprayer according to claim 8, wherein the first spray arm further comprises at least one eleventh latch portion located in the first region and disposed on an outer surface of the second main plate proximate to one end of the first opening;

the second spray arm further comprises at least one twelfth clamping part, the twelfth clamping part is located in the third area and is arranged on the end face, close to the second opening, of the fourth main board;

the eleventh clamping part and the twelfth clamping part are clamped to fix the outer surfaces of the first spray arm and the second spray arm;

a side plate at one end of the water inlet pipe close to the sprayer is provided with an annular flange extending along the radial direction, a first semi-annular groove is arranged on the inner surface of the first main plate and is positioned at the edge of the first notch, the first semi-annular groove and the first notch are coaxially arranged, the inner surface of the third main plate is provided with a second semi-annular groove, the second semi-annular groove is positioned at the edge of the second gap and is coaxially arranged with the second gap, the first semi-annular groove and the second semi-annular groove are surrounded to form an accommodating groove, a plurality of convex blocks are arranged on the inner bottom surface of the accommodating groove at intervals, the thickness of the convex blocks is smaller than the depth of the accommodating groove, the annular flange is matched with the accommodating groove, and the annular flange rotates relative to the accommodating groove;

the first spray arm further comprises:

the first enclosing plate is semi-annular, is arranged on the outer surface of the first main plate and is positioned at the edge of the first notch, and a plurality of first sliding guide ribs are arranged on an inner side plate of the first enclosing plate;

the second spray arm further comprises:

the second bounding wall is the semi-annular, install in on the third mainboard surface, and be located the border department of second breach, be equipped with a plurality of second sliding guide muscle on the interior plate of second bounding wall, first bounding wall with enclose between the second bounding wall and establish to be used for holding the chamber that holds of inlet tube.

10. Dishwasher, characterized in that it comprises:

an inner container having a spray chamber;

a sprayer according to any one of claims 1 to 9 mounted in the spray chamber.

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