CN220757360U

CN220757360U - Reinforced spray mechanism of dish washer, dish washer spray arm assembly and dish washer

Info

Publication number: CN220757360U
Application number: CN202321380026.4U
Authority: CN
Inventors: 梁春华; 黎铭峰; 潘叶江
Original assignee: Vatti Co Ltd
Current assignee: Vatti Co Ltd
Priority date: 2023-06-01
Filing date: 2023-06-01
Publication date: 2024-04-12
Anticipated expiration: 2033-06-01

Abstract

The utility model discloses a dish washer reinforcing spray mechanism, a dish washer spray arm assembly and a dish washer. The dish washer reinforcing spray washing mechanism comprises a connection pipeline, and the first end of the connection pipeline is connected with a water supply structure of the dish washer; the spray arm comprises a spray arm body and a connecting part arranged on one side of the spray arm body, wherein the connecting part is connected with the second end of the connection pipeline, a first water hole and a second water hole are formed in the connecting part, a first water channel communicated with the first water hole and a second water channel communicated with the second water hole are formed in the spray arm body, and a first spray hole communicated with the first water channel and a second spray hole communicated with the second water channel are also formed in the spray arm body; the water diversion structure is installed on the connection pipeline and comprises a sliding piece, the sliding piece can slide relative to the connection pipeline, and the water diversion structure is switched between three states of sealing one or two of the first water holes and the second water holes.

Description

Reinforced spray mechanism of dish washer, dish washer spray arm assembly and dish washer

Technical Field

The utility model relates to the technical field of kitchen electricity, in particular to a dish washer reinforcing spray washing mechanism, a dish washer spray arm assembly and a dish washer.

Background

With the continuous improvement of the living standard of people, the household dish washing machine gradually enters a plurality of families to replace the tedious labor of manually washing the tableware. In the market, there are various dish washing machine products with front door, water tank, drawer, small desk, etc. and their water flow systems are the same, mainly by spraying high temperature and high pressure water flow through the inner rotary spray arm to directly or indirectly spray the dishes in the dish basket, and combining with the mechanical flushing of water flow dispersion, reflection, sputtering, etc. and assisted with chemical actions of wetting, decomposition, soaking puffing, etc. of the detergent and the dissolution of hot water and thermal shock action, the dishes are fully washed and cleaned.

The spray arm structure of the existing dish washer basically comprises a top spray arm, a middle spray arm and a lower spray arm, the top spray arm, the middle spray arm and the lower spray arm are mainly circular spray tracks, when the spray arm sprays and washes tableware, the whole loading area is uniformly sprayed and washed, and the uniform spray washing mode has a good cleaning effect on most of medium and slight pollution tableware, but when few serious pollution tableware or deep-mouth stubborn stains are encountered, the condition of unclean washing is easy to occur, so that the overall washing effect is reduced, and bad use experience is brought to users.

Accordingly, there is a need for a dishwasher enhancing spray mechanism to address the above-described problems.

Disclosure of Invention

The utility model aims to solve one of the problems in the prior art to at least a certain extent, and therefore, the utility model provides a reinforced spray washing mechanism of a dish washer, which can carry out reinforced washing on heavy-stain tableware placed in a preset area according to the needs and has better user experience.

The above object is achieved by the following technical scheme:

a dishwasher enhancing spray mechanism comprising:

the first end of the connection pipeline is connected with a water supply structure of the dish washer;

the spray arm comprises a spray arm body and a connecting part arranged on one side of the spray arm body, wherein the connecting part is connected with the second end of the connection pipeline, a first water hole and a second water hole are formed in the connecting part, a first water channel communicated with the first water hole and a second water channel communicated with the second water hole are formed in the spray arm body, and a first spray hole communicated with the first water channel and a second spray hole communicated with the second water channel are also formed in the spray arm body;

the water diversion structure is installed on the connection pipeline and comprises a sliding piece, the sliding piece can slide relative to the connection pipeline, and the water diversion structure is switched between three states of sealing one or two of the first water holes and the second water holes.

Optionally, a first through hole is formed in the connection pipeline, the sliding piece passes through the first through hole and can slide along the first through hole, a through hole is formed in the sliding piece, and when the sliding piece slides to a first position, the sliding piece simultaneously seals the first water hole and the second water hole; when the sliding piece slides to a second position, the through hole is aligned with the second water hole, and the second water hole is communicated; when the sliding piece slides to a third position, the through hole is aligned with the first water hole, and the first water hole is communicated.

Optionally, the water diversion structure further includes a sealing element, the sealing element is installed in the connection pipe, the sealing element, the connection pipe and the connection part are all in interference fit, a third water hole communicated with the first water hole and a fourth water hole communicated with the second water hole are formed in the sealing element, a second through hole penetrating through the third water hole and the fourth water hole is formed in the sealing element, the second through hole is correspondingly arranged with the first through hole, the sliding element penetrates through the first through hole and the second through hole at the same time, the sliding element can slide along the second through hole between the first position, the second position and the third position, and when the sliding element slides to the first position, the sliding element simultaneously seals the third water hole and the fourth water hole; when the sliding piece slides to the second position, the sliding piece is aligned with the fourth water hole, and the fourth water hole is communicated; when the sliding piece slides to the third position, the sliding piece is aligned with the third water hole, and the third water hole is communicated.

Optionally, the end of the sealing member away from the spray arm and the end of the sealing member away from the connection pipe are both provided with a first reinforcing sealing rib.

Optionally, a second reinforcing sealing rib in interference fit with the inner wall of the second through hole is further arranged on the peripheral side of the sliding piece.

Optionally, a first positioning protrusion, a second positioning protrusion and a third positioning protrusion are arranged on the first side surface of the connection pipeline at intervals, a positioning part is further arranged on the sliding part, a positioning groove is formed in the positioning part, and when the sliding part slides to the first position, the first positioning protrusion is inserted into the positioning groove; the second positioning protrusion is inserted into the positioning groove when the sliding piece slides to the second position; the third positioning protrusion is inserted into the positioning groove when the slider slides to the third position.

Optionally, the positioning portion includes an extending portion, an indicating portion and a bending portion, where the extending portion is parallel to the sliding member and is disposed at intervals, so as to form a first avoiding slot hole between the extending portion and the sliding member for avoiding the side wall of the sliding member, the bending portion is disposed at a first end of the extending portion and is connected with one end of the sliding member, the indicating portion is disposed at a second end of the extending portion and is located at one side of the through hole, the positioning slot is disposed at one side of the indicating portion facing the sliding member, and when the sliding member slides to the first position, the indicating portion points to the first positioning protrusion; when the sliding piece slides to the second position, the indicating part points to the second positioning bulge; the indication portion is directed to the third positioning protrusion when the slider slides at least the third position.

Optionally, the second side of the connection pipeline is further provided with a fool-proof part protruding out of the second side of the connection pipeline, the fool-proof part is located right below the first through hole, and the first side and the second side of the connection pipeline are arranged oppositely.

Optionally, one of a buckle and a clamping hole is further arranged on the connection pipeline, the other one of the buckle and the clamping hole is further arranged on the connection part, and the buckle is buckled with the clamping hole.

The utility model further provides a spray arm assembly of a dish washer, which comprises an upper spray arm structure, a middle spray arm structure, a lower spray arm structure, a water pipeline structure communicated with the upper spray arm structure, the middle spray arm structure and the lower spray arm structure, and the dish washer reinforcing spray mechanism, wherein the connection pipeline and a water supply pipeline of the middle spray arm structure are integrally formed.

In yet another aspect, the present utility model provides a dishwasher, comprising a dishwasher spray arm assembly as described above.

Compared with the prior art, the utility model at least comprises the following beneficial effects:

drawings

FIG. 1 is a schematic view of a spray arm assembly of a dishwasher in accordance with an embodiment of the present utility model;

FIG. 2 is a schematic perspective view of a strengthening spray mechanism of a dishwasher according to an embodiment of the present utility model mounted on a middle spray arm structure;

FIG. 3 is an exploded view of FIG. 2;

FIG. 4 is a schematic perspective view of an angle at which a connection pipe of a strengthening spray mechanism of a dishwasher is assembled with a middle spray arm according to an embodiment of the present utility model;

FIG. 5 is a schematic perspective view of another angle of assembly of a connection pipe and a middle spray arm of a dishwasher according to an embodiment of the present utility model;

fig. 6 is a front view of fig. 2;

FIG. 7 is a cross-sectional view taken at A-A of FIG. 6;

FIG. 8 is a schematic perspective view of a slider and a positioning portion of a reinforced spray mechanism of a dishwasher according to an embodiment of the present utility model;

FIG. 9 is a left side view of a slider, detent and seal assembly (with both first and second water holes blocked) of a dishwasher reinforcement spray mechanism according to an embodiment of the present utility model;

FIG. 10 is an exploded view of FIG. 9;

FIG. 11 is a left side view of a slider, detent and seal assembly (first water hole blocked) of a dishwasher reinforcement spray mechanism according to an embodiment of the present utility model;

FIG. 12 is an exploded view of FIG. 11;

FIG. 13 is a left side view of a slider, detent and seal assembly (second water hole blocked) of a dishwasher reinforcement spray mechanism according to an embodiment of the present utility model;

fig. 14 is an exploded view of fig. 13.

In the figure:

1. a water dividing structure; 11. a slider; 111. a via hole; 112. a positioning part; 1120. a bending part; 1121. an instruction unit; 1122. an extension; 1123. a positioning groove; 1124. a second avoiding slot; 1125. a first avoiding slot; 113. a second reinforcing seal rib; 12. a seal; 120. a second through hole; 121. a third water hole; 122. a fourth water hole; 123. a first reinforcing seal rib; 124. a stop boss;

2. a spray arm; 21. a spray arm body; 211. a first waterway; 212. a second waterway; 213. a first nozzle hole; 214. a second nozzle hole; 22. a connection part; 221. a first water hole; 222. a second water hole; 223. a clamping hole; 224. a first support table;

100. a lower spray arm structure; 200. a middle spray arm structure; 201. a water supply pipe; 202. a first water outlet; 203. connecting the pipelines; 204. a first through hole; 205. a buckle; 2061. a first positioning protrusion; 2062. a second positioning protrusion; 2063. a third positioning protrusion; 207. guide ribs; 208. a fool-proof part; 209. a middle spray arm; 210. a water inlet part; 300. strengthening a spray washing mechanism; 400. and an upper spray arm structure.

Detailed Description

The following examples illustrate the utility model, but the utility model is not limited to these examples. Modifications and equivalents of some of the technical features of the specific embodiments of the present utility model may be made without departing from the spirit of the present utility model, and they are all included in the scope of the claimed utility model.

Referring to fig. 1-8, the present utility model provides a reinforced spray mechanism 300 of a dishwasher, comprising a docking conduit 203, a spray arm 2 and a water dividing structure 1. The first end of the connection pipe 203 is connected with the water supply structure of the dish washer. The spray arm 2 comprises a spray arm body 21 and a connecting part 22 arranged on one side of the spray arm body 21, wherein the connecting part 22 is connected with the second end of the connection pipeline 203, a first water hole 221 and a second water hole 222 are formed in the connecting part 22, a first water channel 211 communicated with the first water hole 221 and a second water channel 212 communicated with the second water hole 222 are formed in the spray arm body 21, and a first spray hole 213 communicated with the first water channel 211 and a second spray hole 214 communicated with the second water channel 212 are formed in the spray arm body 21. The water diversion structure 1 is mounted on the connection pipeline 203, the water diversion structure 1 comprises a sliding piece 11, and the sliding piece 11 can slide relative to the connection pipeline 203 and is switched between three states of plugging one or both of the first water hole 221 and the second water hole 222. When only the first water hole 221 is blocked, water is sprayed from the second spray hole 214, when only the second water hole 222 is blocked, water is sprayed from the first spray hole 213, when both the first water hole 221 and the second water hole 222 are blocked, the enhanced spray mechanism 300 is in a closed state, and neither the first spray hole 213 nor the second spray hole 214 can spray water, so that a user can conveniently control the spray mode, and the enhanced spray mechanism is further suitable for different washing requirements, so as to control the washing effect of the enhanced spray mechanism 300 of the dish washer on tableware placed in a specific area.

Optionally, the connection pipe 203 is provided with a first through hole 204, the sliding piece 11 passes through the first through hole 204 and can slide along the first through hole 204, the sliding piece 11 is provided with a through hole 111, referring to fig. 9 and 10, when the sliding piece 11 slides to the first position, the sliding piece 11 simultaneously seals the first water hole 221 and the second water hole 222; referring to fig. 11 and 12, when the slider 11 slides to the second position, the through hole 111 is aligned with the second water hole 222, and the second water hole 222 is connected; referring to fig. 13 and 14, when the slider 11 slides to the third position, the through hole 111 is aligned with the first water hole 221, and the first water hole 221 is in communication.

Optionally, the water diversion structure 1 further includes a sealing element 12, the sealing element 12 is installed in the connection pipe 203, the sealing element 12, the connection pipe 203 and the connection part 22 are all in interference fit, a third water hole 121 communicated with the first water hole 221 and a fourth water hole 122 communicated with the second water hole 222 are formed on the sealing element 12, a second through hole 120 penetrating through the third water hole 121 and the fourth water hole 122 is also formed on the sealing element 12, the second through hole 120 is correspondingly arranged with the first through hole 204, the sliding element 11 penetrates through the first through hole 204 and the second through hole 120 at the same time, the sliding element 11 can slide along the second through hole 120 between the first position, the second position and the third position, and when the sliding element 11 slides to the first position, the sliding element 11 simultaneously seals the third water hole 121 and the fourth water hole 122; when the sliding piece 11 slides to the second position, the sliding piece 11 is aligned with the fourth water hole 122, and the fourth water hole 122 is communicated; when the slider 11 slides to the third position, the slider 11 is aligned with the third water hole 121, and the third water hole 121 is conducted. By providing the seal 12, water is prevented from flowing out from between the connection pipe 203, the slider 11 and the connection portion 22.

Optionally, the end of the sealing member 12 remote from the spray arm 2 and the end remote from the connection pipe 203 are provided with first reinforcing sealing ribs 123 to enhance the sealing effect between the sealing member 12 and the connection portion 22, the connection pipe 203.

Optionally, the peripheral side of the sliding member 11 is further provided with a second reinforcing sealing rib 113 disposed in interference fit with the inner wall of the second through hole 120 to enhance the sealing effect between the sliding member 11 and the sealing member 12.

Optionally, a first supporting table 224 is disposed in the connecting portion 22, one end, far away from the connection pipe, of the sealing element 12 is provided with a stop boss 124, the stop boss 124 is abutted with the first supporting table 224, a second supporting table is disposed in the connection pipe 203, one end, far away from the spray arm 2, of the sealing element 12 is abutted with the second supporting table, and therefore installation and fixation of the sealing element 12 between the connecting portion 22 and the connection pipe 203 are achieved.

Alternatively, the first side surface of the docking pipeline 203 is provided with a first positioning protrusion 2061, a second positioning protrusion 2062 and a third positioning protrusion 2063 at intervals, the sliding member 11 is further provided with a positioning portion 112, the positioning portion 112 is provided with a positioning groove 1123, and when the sliding member 11 slides to the first position, the first positioning protrusion 2061 is inserted into the positioning groove 1123; when the slider 11 is slid to the second position, the second positioning protrusion 2062 is inserted into the positioning groove 1123; when the slider 11 is slid to the third position, the third positioning boss 2063 is inserted into the positioning groove 1123. The first positioning protrusion 2061, the second positioning protrusion 2062, the third positioning protrusion 2063, and the positioning part 112 are provided so as to indicate the current operation mode of the enhanced spray mechanism 300.

Optionally, the positioning portion 112 includes an extension portion 1122, an indicating portion 1121 and a bending portion 1120, where the extension portion 1122 is parallel to and spaced from the slider 11 to form a first avoiding slot 1125 between the extension portion 1122 and the slider 11 for avoiding the side wall of the slider 11, the bending portion 1120 is disposed at a first end of the extension portion 1122 and connected to one end of the slider 11, the indicating portion 1121 is disposed at a second end of the extension portion 1122 and located at one side of the via hole 111, the positioning slot 1123 is opened at one side of the indicating portion 1121 facing the slider 11, and when the slider 11 slides to the first position, the indicating portion 1121 points to the first positioning protrusion 2061; when the slider 11 is slid to the second position, the indication portion 1121 is directed to the second positioning boss 2062; when the slider 11 is slid at least in the third position, the indication portion 1121 is directed to the third positioning boss 2063, and the user can adjust the operation mode of the enhanced spray mechanism 300 accordingly.

Alternatively, in the present embodiment, the first positioning boss 2061 is located between the second positioning boss 2062 and the third positioning boss 2063, and the slider 11 is inserted into the first through hole 204 from the end where the second positioning boss 2062 is located. Further, a second escape slot 1124 is provided in the extension 1122 to escape the first and second positioning projections 2061 and 2062 as the slider 11 slides.

Optionally, a guiding rib 207 is further provided on the first side of the docking conduit 203 to slidingly guide the extension 1122.

Optionally, a fool-proof portion 208 protruding from the second side of the connection pipe 203 is further disposed on the second side of the connection pipe 203, where the fool-proof portion 208 is located directly below the first through hole 204, and the first side and the second side of the connection pipe 203 are disposed opposite to each other. Specifically, since the fool-proof portion 208 is disposed on the second side surface of the connection pipe 203, when the sliding member 11 is reversely inserted into the first through hole 204, the sliding member 11 cannot be smoothly inserted into the first through hole 204 due to the increased thickness of the fool-proof portion 208, that is, only the sliding member 11 can be positively inserted into the first through hole 204, so that the possibility of reversely assembling the sliding member 11 is avoided.

Optionally, one of the buckle 205 and the clamping hole 223 is further provided on the connection pipe 203, and the other of the buckle 205 and the clamping hole 223 is further provided on the connection portion 22, where the buckle 205 is buckled with the clamping hole 223.

Specifically, in this embodiment, the first side and the second side of the connection pipe 203 are both provided with the buckle 205, and the clamping hole 223 is opened on the connecting portion 22.

Another aspect of the present utility model provides a spray arm assembly of a dishwasher, comprising an upper spray arm structure 400, a middle spray arm structure 200, a lower spray arm structure 100, and a water pipe structure communicating with the upper spray arm structure 400, the middle spray arm structure 200, and the lower spray arm structure 100, and further comprising a reinforcing spray mechanism 300 of the dishwasher as described above, wherein the connection pipe 203 is integrally formed with a water supply pipe 201 of the middle spray arm structure 200, so as to simplify the structure of the reinforcing spray mechanism 300, and improve the sealing effect and the structural strength.

Optionally, the water inlet 210 of the water supply pipeline 201 is connected to a water pipeline structure, the water outlet of the water supply pipeline 201 includes a first water outlet 202 and a second water outlet, the connecting pipeline 203 is connected to the second water outlet, the middle spray arm structure 200 further includes a middle spray arm 209, and the middle spray arm 209 is connected to the first water outlet 202.

What has been described above is merely some embodiments of the present utility model. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit of the utility model.

Claims

1. A dishwasher enhancing spray mechanism comprising:

a connection pipe (203) with a first end connected with a water supply structure of the dish-washing machine;

spray arm (2), including spray arm body (21) and setting are in connecting portion (22) of spray arm body (21) one side, connecting portion (22) with the second end of connecting pipeline (203) is connected, set up first water hole (221) and second water hole (222) on connecting portion (22), spray arm body (21) internally set up with first water course (211) of first water hole (221) intercommunication and with second water course (212) of second water hole (222) intercommunication, still set up on spray arm body (21) with first orifice (213) of first water course (211) intercommunication and with second orifice (214) of second water course (212) intercommunication;

the water diversion structure (1) is installed on the connection pipeline (203), the water diversion structure (1) comprises a sliding piece (11), the sliding piece (11) can slide relative to the connection pipeline (203), and the water diversion structure is switched between three states of sealing one or two of the first water holes (221) and the second water holes (222).

2. The strengthening spray mechanism of a dishwasher according to claim 1, wherein the connection pipe (203) is provided with a first through hole (204), the sliding member (11) passes through the first through hole (204) and can slide along the first through hole (204), the sliding member (11) is provided with a through hole (111), and when the sliding member (11) slides to a first position, the sliding member (11) simultaneously seals the first water hole (221) and the second water hole (222); when the sliding piece (11) slides to a second position, the through hole (111) is aligned with the second water hole (222), and the second water hole (222) is communicated; when the sliding piece (11) slides to a third position, the through hole (111) is aligned with the first water hole (221), and the first water hole (221) is communicated.

3. The strengthening spray mechanism of a dishwasher according to claim 2, wherein the water dividing structure (1) further comprises a sealing member (12), the sealing member (12) is installed in the connection pipe (203), the sealing member (12) is in interference fit with both the connection pipe (203) and the connection part (22), a third water hole (121) communicated with the first water hole (221) and a fourth water hole (122) communicated with the second water hole (222) are formed in the sealing member (12), a second through hole (120) penetrating through the third water hole (121) and the fourth water hole (122) is formed in the sealing member (12), the second through hole (120) is arranged corresponding to the first through hole (204), the sliding member (11) is arranged penetrating through the first through hole (204) and the second through hole (120) at the same time, and the sliding member (11) can slide along the second through hole (121) and the fourth water hole (122) at the first position, the second through hole (121) and the third water hole (122) at the same time; -when the slider (11) is slid to the second position, the slider (11) is aligned with the fourth water hole (122), the fourth water hole (122) being in communication; when the sliding piece (11) slides to the third position, the sliding piece (11) is aligned with the third water hole (121), and the third water hole (121) is communicated.

4. A dishwasher enhancing spray mechanism according to claim 3, characterized in that the end of the seal (12) remote from the spray arm (2) and the end remote from the docking conduit (203) are each provided with a first enhancing sealing rib (123).

5. A dishwasher reinforcement spray mechanism according to claim 3, characterized in that the peripheral side of the slider (11) is further provided with a second reinforcement sealing rib (113) arranged in interference fit with the inner wall of the second through hole (120).

6. The strengthening spray mechanism of a dishwasher according to any one of claims 2-5, wherein a first positioning protrusion (2061), a second positioning protrusion (2062) and a third positioning protrusion (2063) are arranged on the first side surface of the connection pipe (203) at intervals, a positioning part (112) is further arranged on the sliding member (11), a positioning groove (1123) is formed in the positioning part (112), and when the sliding member (11) slides to the first position, the first positioning protrusion (2061) is inserted into the positioning groove (1123); when the slider (11) is slid to the second position, the second positioning protrusion (2062) is inserted into the positioning groove (1123); when the slider (11) is slid to the third position, the third positioning protrusion (2063) is inserted into the positioning groove (1123).

7. The strengthening spray mechanism of a dishwasher of claim 6, wherein the positioning portion (112) comprises an extension portion (1122), an indicating portion (1121) and a bending portion (1120), the extension portion (1122) is arranged parallel to and spaced apart from the slider (11) to form a first escape slot (1125) between the extension portion (1122) and the slider (11) for escaping from a side wall of the slider (11), the bending portion (1120) is arranged at a first end of the extension portion (1122) and connected with an end of the slider (11), the indicating portion (1121) is arranged at a second end of the extension portion (1122) and located at a side of the through hole (111), the positioning slot (1123) is arranged at a side of the indicating portion (1121) facing the slider (11), and the indicating portion (1121) is directed to the first positioning boss (2061) when the slider (11) is slid to the first position; when the slider (11) slides to the second position, the indication portion (1121) points to the second positioning boss (2062); the indication portion (1121) is directed to the third positioning protrusion (2063) when the slider (11) slides at least the third position.

8. The dishwasher reinforcement spray mechanism of claim 6, wherein a fool-proof portion (208) protruding from the second side of the connection pipe (203) is further provided on the second side of the connection pipe (203), the fool-proof portion (208) is located right below the first through hole (204), and the first side and the second side of the connection pipe (203) are disposed opposite to each other.

9. The dishwasher reinforcement spray mechanism of claim 6, wherein one of a snap (205) and a snap hole (223) is further provided on the connection pipe (203), the other of the snap (205) and the snap hole (223) is further provided on the connection portion (22), and the snap (205) is snapped with the snap hole (223).

10. A spray arm assembly of a dishwasher, comprising an upper spray arm structure (400), a middle spray arm structure (200), a lower spray arm structure (100) and a water pipe structure (500) communicated with the upper spray arm structure (400), the middle spray arm structure (200) and the lower spray arm structure (100), and further comprising a dishwasher strengthening spray mechanism (300) according to any one of claims 1-9, wherein the connection pipe (203) and the water supply pipe (201) of the middle spray arm structure (200) are integrally formed.

11. A dishwasher comprising the dishwasher spray arm assembly of claim 10.