CN111493787A

CN111493787A - Spraying assembly and dish washing machine

Info

Publication number: CN111493787A
Application number: CN202010462579.9A
Authority: CN
Inventors: 姚智力; 杨洋; 张林峰
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2020-08-07
Anticipated expiration: 2040-05-27
Also published as: CN111493787B

Abstract

The invention discloses a spraying assembly and a dish washing machine, wherein the spraying assembly comprises a water inlet pipe, an upper spraying arm is arranged at the water outlet end of the water inlet pipe in a rotating mode, a connecting pipe is communicated with the middle part of the water inlet pipe, a lower spraying arm is arranged at the end part of the connecting pipe in a rotating mode, a branch pipe is communicated with the side wall of the connecting pipe, the spraying assembly further comprises a scrubbing structure, the scrubbing structure is detachably arranged at the water outlet end of the branch pipe, tableware is reversely buckled on the scrubbing structure, and attachments on the tableware are removed by the. The spraying assembly utilizes the power of water to enable the brush head to automatically rotate, so that not only can food residues on tableware be scrubbed, but also water beads can be sprayed from pores on the surface of the brush head to wash the tableware; under the prerequisite that need not to increase other power, the brush head rotates under hydraulic drive, avoids additionally increasing the waterproof problem that the motor brought.

Description

Spraying assembly and dish washing machine

Technical Field

The invention relates to the technical field of household appliances, in particular to a spraying assembly and a dish washing machine.

Background

The current dish washer washes the tableware by the impulsive force of water, the water column sprayed out from the spray arm can only wash the surface of the tableware, and the dish washing powder with the decomposition function to oil stains is matched to clean the tableware. But the food residue which is relatively hard and has large adsorption force is difficult to clean, the dish washing powder can not be decomposed into residual egg custards left on the surface of the tableware after eggs are steamed, so that the tableware cleaning effect is poor, a user needs to manually clean, and great inconvenience is brought to the user experience.

Disclosure of Invention

The invention aims to provide a spraying assembly and a dish washing machine, which aim to solve the technical problems mentioned in the background technology.

In order to achieve the purpose, the specific technical scheme of the spraying assembly and the dish washing machine is as follows:

the utility model provides a spray assembly, includes the inlet tube, and the play water end pivoted of inlet tube sets up spray arm, and the middle part intercommunication of inlet tube has the connecting pipe, and spray arm under the tip pivoted of connecting pipe sets up, communicates the branch pipe on the lateral wall of connecting pipe, still including scrubbing the structure, scrubs the structure detachable and sets up the play water end at the branch pipe, and the tableware back-off is scrubbing structural, scrubs the attachment that the structure got rid of on the tableware.

Further, the brushing structure comprises a bowl-shaped brush head, a hollow rotating shaft and an impeller, a water through hole is formed in the side wall of the rotating shaft, the end portion of the rotating shaft is detachably connected with the water outlet end of the branch pipe, the rotating sleeve of the impeller is sleeved on the rotating shaft, the brush head covers the impeller and is fixedly connected with the impeller, brush bristles are arranged on the outer wall of the brush head, and a water spraying hole is formed in the side wall of the brush head.

Furthermore, the rotating shaft comprises a threaded section and an umbrella cover, the threaded section is a hollow tube with external threads, the threaded section is screwed at the water outlet end of the branch tube, the end face of the threaded section is fixedly connected with the bottom surface of the umbrella cover through a plurality of connecting columns, the connecting columns are uniformly distributed on a cylindrical surface which is coaxial with the threaded section, the outer side wall of each connecting column is an arc surface, and a water through hole is formed between every two adjacent connecting columns.

Furthermore, the top surface of the umbrella cover is matched with the top wall of the brush head in shape, a middle shaft is arranged at the center of the top surface of the umbrella cover, a shaft hole matched with the middle shaft is formed in the top wall of the brush head, and when the brush head is sleeved on the rotating shaft, the brush head rotates around the middle shaft.

Furthermore, the impeller comprises two annular bottom plates which are parallel to each other, a plurality of blades are arranged between the two bottom plates, adjacent blades form a water flow channel of washing water, the top surface of the bottom plate on the upper portion is provided with a plurality of first guide blocks, the first guide blocks are distributed on the same circumference, the bottom surface of the umbrella cover is provided with a first circular chute, and the first guide blocks are arranged in the first chute.

Furthermore, set up a plurality of buckles on the terminal surface of brush head opening part, the bottom plate periphery of lower part sets up a plurality of card holes that use with the buckle cooperation, and the buckle card is gone into in the card hole, makes brush head and impeller relatively fixed.

Furthermore, the scrubbing structure further comprises an adjusting nut, the adjusting nut is screwed on the thread section of the rotating shaft, a plurality of second guide blocks are arranged on the adjusting nut in contact with the bottom plate on the lower portion of the impeller, a second sliding groove for accommodating the second guide blocks is formed in the bottom plate on the lower portion of the impeller, and the second guide blocks slide in the second sliding groove.

Further, the scrubbing structure further comprises a sealing ring, the sealing ring is sleeved on the rotating shaft, a limiting block is arranged on the outer ring of the sealing ring, clamping grooves are respectively formed in the inner rings of the upper bottom plate and the lower bottom plate of the impeller, the sealing ring is arranged in the inner rings of the bottom plates, and the limiting block is arranged in the clamping grooves.

A dish washing machine comprises a bowl basket and the spraying assembly, wherein the water outlet end of a branch pipe penetrates through the bottom surface of the bowl basket, and a brush head is arranged in the bowl basket.

Furthermore, the bottom surface of the bowl basket outside the brush head is provided with a plurality of supporting rods for supporting tableware, the top ends of the supporting rods are provided with bending sections, and the bending sections are alternately contacted with the inner wall and the outer wall of the opening of the tableware.

The spraying component and the dish washing machine have the following advantages that:

the spraying assembly utilizes the power of water to enable the brush head to automatically rotate, so that not only can food residues on tableware be scrubbed, but also water beads can be sprayed from pores on the surface of the brush head to wash the tableware; on the premise of not increasing other power, the brush head is driven by water pressure to rotate, so that the waterproof problem caused by additionally increasing a motor is avoided; the automatic brush head is arranged below the bowl basket, and the tableware is placed in a specific brushing area on the bowl basket; the rotating speed of the brush head can be adjusted by adjusting a speed adjusting knob below the brush head according to different food residues.

Drawings

FIG. 1 is a perspective view of the spray assembly of the present invention;

FIG. 2 is an exploded view of the spray assembly of the present invention;

FIG. 3 is a schematic structural view of the spray assembly of the present invention with water flowing;

FIG. 4 is a schematic view of the construction of a brush head of the present invention;

FIG. 5 is a schematic view of the interior of the head of the present invention;

FIG. 6 is a perspective view of a first perspective of a spindle according to the present invention;

FIG. 7 is a perspective view of a second perspective of the spindle of the present invention;

FIG. 8 is a perspective view of a first perspective of the impeller of the present invention;

FIG. 9 is a perspective view of the impeller of the present invention from a second perspective;

FIG. 10 is a perspective view of an adjustment nut of the present invention;

FIG. 11 is a perspective view of the seal ring of the present invention;

fig. 12 is a schematic structural view of the bowl basket of the present invention.

The reference numbers in the figures illustrate: 1. a spray assembly; 11. a water inlet pipe; 12. an upper spray arm; 13. a lower spray arm; 14. a branch pipe; 2. a brushing structure; 21. a brush head; 211. brushing; 212. a water spray hole; 213. buckling; 214. a shaft hole; 22. a rotating shaft; 221. an umbrella cover; 2211. a middle shaft; 2212. a first chute; 222. connecting columns; 223. a threaded segment; 23. an impeller; 231. a base plate; 232. a blade; 233. a clamping hole; 234. a first guide block; 235. a card slot; 236. a second chute; 24. adjusting the nut; 241. a second guide block; 242. an internal thread; 25. a seal ring; 251. a limiting block; 3. tableware; 4. a bowl basket; 41. a strut; 42. and (6) bending the section.

Detailed Description

For a better understanding of the objects, structure and function of the invention, a spray assembly and dishwasher of the present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1-3, the spray assembly of the present invention comprises a water inlet pipe 11, a spray pump is disposed on the water inlet pipe 11, an upper spray arm 12 is disposed at the water outlet end of the water inlet pipe 11 in a rotating manner, a connecting pipe is communicated with the middle part of the water inlet pipe 11, a lower spray arm 13 is disposed at the end part of the connecting pipe in a rotating manner, a branch pipe 14 is communicated with the side wall of the connecting pipe, a brush structure 2 for separately washing the tableware 3 difficult to clean is detachably disposed at the water outlet end of the branch pipe 14, the tableware 3 is reversely buckled on the brush structure 2, the spray pump is turned on, and the brush structure 2 brushes the tableware 3 to remove the food residues.

The brushing structure 2 comprises a bowl-shaped brush head 21, a hollow rotating shaft 22 and an impeller 23, a water through hole is formed in the side wall of the rotating shaft 22, the end portion of the rotating shaft 22 is detachably connected with the water outlet end of the branch pipe 14, the impeller 23 is sleeved on the rotating shaft 22 in a rotating mode, the brush head 21 covers the impeller 23 and is fixedly connected with the impeller 23, after a spraying pump is started, washing water is sprayed out through the upper spraying arm 12, the lower spraying arm 13 and the brush head 21, the brush head 21 rotates along with the impeller 23 under the action of impact force of the washing water, and therefore the brush head 21 brushes the tableware 3.

As shown in fig. 4-5, the outer wall of the brush head 21 is provided with bristles 211, the side wall of the brush head 21 is uniformly provided with water spraying holes 212, the spraying assembly 1 utilizes the power of washing water to automatically rotate the brush head 21, not only can the food residue on the tableware 3 be washed, but also water beads can be sprayed from the pores on the surface of the brush head 21 to wash the tableware 3, and the brush head 21 is driven by water pressure to rotate under the premise of not increasing other power, so that the waterproof problem caused by additionally increasing a motor is avoided; the automatic brush head 21 is installed below the bowl basket 4, and the tableware 3 is placed in a specific brushing area on the bowl basket 4.

As shown in fig. 6, the rotating shaft 22 includes a threaded section 223 and a canopy 221, the threaded section 223 is a hollow tube with external threads, the threaded section 223 is screwed at the water outlet end of the branch tube 14, the end surface of the threaded section 223 is fixedly connected with the bottom surface of the canopy 221 through a plurality of connecting posts 222, the connecting posts 222 are uniformly distributed on a cylindrical surface coaxial with the threaded section 223, the outer side wall of each connecting post 222 is an arc surface, and a gap is formed between adjacent connecting posts 222, so that the washing water is sprayed out from the rotating shaft 22.

As shown in fig. 7, the top surface of the umbrella cover 221 is matched with the top wall of the brush head 21 in shape, a central shaft 2211 is arranged at the center of the top surface of the umbrella cover 221, a shaft hole 214 matched with the central shaft 2211 is arranged on the top wall of the brush head 21, and when the brush head 21 is sleeved on the rotating shaft 22, the brush head 21 can rotate around the central shaft 2211.

As shown in fig. 8, the impeller 23 includes two annular bottom plates 231 parallel to each other, a plurality of blades 232 are disposed between the two bottom plates 231, the cross sections of the blades 232 are arc-shaped, adjacent blades 232 form a water flow passage of the washing water, the washing water pushes the impeller 23 to rotate, a plurality of first guide blocks 234 are disposed on the top surface of the bottom plate 231 on the upper portion, the first guide blocks 234 are distributed on the same circumference, a circular first sliding slot 2212 is disposed on the bottom surface of the umbrella cover 221, and the first guide blocks 234 are disposed in the first sliding slot 2212, so that the rotation of the impeller 23 is more stable.

The end face of the opening of the brush head 21 is provided with a plurality of buckles 213, the periphery of the bottom plate 231 at the lower part is provided with a plurality of clamping holes 233 matched with the buckles 213, when the brush head 21 is buckled on the impeller 23, the buckles 213 are clamped in the clamping holes 233, so that the brush head 21 and the impeller 23 are relatively fixed, and the brush head 21 and the impeller 23 rotate together under the action of washing water.

When washing specific tableware 3, different attachments have different washing water washing strengths, the washing structure 2 further comprises an adjusting nut 24, the adjusting nut 24 is screwed on a threaded section 223 of the rotating shaft 22 through an internal thread 242 arranged on the inner wall, the end part of the threaded section 223 is screwed on the water outlet end of the branch pipe 14, and the rotating speed of the impeller 23 is adjusted by adjusting the distance between the impeller 23 and the umbrella cover 221 through the adjusting nut 24.

As shown in fig. 10, a plurality of second guide blocks 241 are provided on the adjusting nut 24 contacting with the bottom plate 231 of the lower portion of the impeller 23, a second slide groove 236 accommodating the second guide blocks 241 is provided on the bottom plate 231 of the lower portion, and the second guide blocks 241 can slide in the second slide groove 236, so that the rotation of the impeller 23 is smoother.

In order to make all the washing water flow out in the radial direction of the impeller 23, the brushing structure 2 further comprises a sealing ring 25, the sealing ring 25 is sleeved on the rotating shaft 22, and the sealing ring 25 is respectively contacted with the upper bottom plate 231 and the lower bottom plate 231 of the impeller 23. As shown in fig. 11, the outer ring of the sealing ring 25 is provided with a limiting block 251, the inner rings of the upper and lower bottom plates 231 of the impeller 23 are respectively provided with a locking groove 235, the sealing ring 25 is disposed in the inner ring of the bottom plate 231, the limiting block 251 is disposed in the locking groove 235, and the sealing ring 25 is effectively prevented from rotating along the circumferential direction by the limiting block 251.

The invention also provides a dishwasher, which comprises a bowl basket 4 and the spraying component 1, wherein the water outlet end of the branch pipe 14 penetrates through the bottom surface of the bowl basket 4, and the brush head 21 is arranged in the bowl basket 4.

As shown in fig. 12, a plurality of supporting rods 41 for supporting the tableware 3 are arranged on the bottom surface of the bowl basket 4 outside the brush head 21, and bent sections 42 are arranged at the top ends of the plurality of supporting rods 41, and the bent sections 42 are alternately contacted with the inner wall and the outer wall of the opening of the tableware 3.

The spraying component 1 utilizes the power of water to automatically rotate the brush head 21, not only cleans food residues on the tableware 3, but also sprays water beads from pores on the surface of the brush head 21 to wash the tableware 3; on the premise of not increasing other power, the brush head 21 is driven by water pressure to rotate, so that the waterproof problem caused by additionally increasing a motor is avoided; the automatic brush head 21 is arranged below the bowl basket 4, and the tableware 3 is placed in a specific brushing area on the bowl basket 4; different food residues can be adjusted by adjusting a speed adjusting knob under the brush head 21, so that the rotating speed of the brush head 21 can be adjusted.

It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes in the features and embodiments, or equivalent substitutions may be made therein by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a spray assembly, a serial communication port, including inlet tube (11), spray arm (12) are gone up in the play water end pivoted of inlet tube (11) sets up, the middle part intercommunication of inlet tube (11) has the connecting pipe, spray arm (13) under the tip pivoted of connecting pipe sets up, intercommunication branch pipe (14) on the lateral wall of connecting pipe, still including scrubbing structure (2), scrubbing structure (2) detachable sets up the play water end at branch pipe (14), tableware (3) back-off is on scrubbing structure (2), the attachment on tableware (3) is got rid of in scrubbing structure (2).

2. The spray assembly according to claim 1, wherein the brush structure (2) comprises a bowl-shaped brush head (21), a hollow rotating shaft (22) and an impeller (23), a water through hole is formed in a side wall of the rotating shaft (22), an end portion of the rotating shaft (22) is detachably connected with a water outlet end of the branch pipe (14), the impeller (23) is rotatably sleeved on the rotating shaft (22), the brush head (21) covers the impeller (23) and is fixedly connected with the impeller (23), bristles (211) are arranged on an outer wall of the brush head (21), and a water spray hole (212) is formed in a side wall of the brush head (21).

3. The spray assembly according to claim 2, wherein the rotating shaft (22) comprises a threaded section (223) and a canopy (221), the threaded section (223) is a hollow tube with external threads, the threaded section (223) is screwed at the water outlet end of the branch tube (14), the end surface of the threaded section (223) is fixedly connected with the bottom surface of the canopy (221) through a plurality of connecting columns (222), the connecting columns (222) are uniformly distributed on a cylindrical surface coaxial with the threaded section (223), the outer side wall of each connecting column (222) is an arc surface, and a water through hole is formed between every two adjacent connecting columns (222).

4. The spray assembly of claim 3, wherein the top surface of the umbrella cover (221) is matched with the top wall of the brush head (21) in shape, a central shaft (2211) is arranged at the center of the top surface of the umbrella cover (221), a shaft hole (214) matched with the central shaft (2211) is arranged on the top wall of the brush head (21), and when the brush head (21) is sleeved on the rotating shaft (22), the brush head (21) rotates around the central shaft (2211).

5. The shower assembly according to claim 3, wherein the impeller (23) comprises two annular bottom plates (231) parallel to each other, a plurality of blades (232) are disposed between the two bottom plates (231), adjacent blades (232) form a water flow passage of the washing water, a plurality of first guide blocks (234) are disposed on the top surface of the upper bottom plate (231), the first guide blocks (234) are distributed on the same circumference, a circular first chute (2212) is disposed on the bottom surface of the umbrella cover (221), and the first guide blocks (234) are disposed in the first chute (2212).

6. The spray assembly of claim 5, wherein a plurality of fasteners (213) are disposed on the end surface of the brush head (21) at the opening, a plurality of fastening holes (233) for cooperating with the fasteners (213) are disposed on the periphery of the bottom plate (231) at the lower portion, and the fasteners (213) are fastened in the fastening holes (233), so that the brush head (21) and the impeller (23) are relatively fixed.

7. The spray assembly according to claim 5, wherein the brush structure (2) further comprises an adjusting nut (24), the adjusting nut (24) is screwed on the threaded section (223) of the rotating shaft (22), a plurality of second guide blocks (241) are arranged on the adjusting nut (24) which is in contact with the bottom plate (231) at the lower part of the impeller (23), a second sliding slot (236) for accommodating the second guide blocks (241) is arranged on the bottom plate (231) at the lower part, and the second guide blocks (241) slide in the second sliding slot (236).

8. The spray assembly according to claim 7, wherein the brush structure (2) further comprises a sealing ring (25), the sealing ring (25) is sleeved on the rotating shaft (22), a limiting block (251) is arranged on an outer ring of the sealing ring (25), clamping grooves (235) are respectively arranged on inner rings of an upper bottom plate (231) and a lower bottom plate (231) of the impeller (23), the sealing ring (25) is arranged in the inner ring of the bottom plate (231), and the limiting block (251) is arranged in the clamping groove (235).

9. A dishwasher, comprising a basket (4) and a spray assembly (1) according to any one of claims 1 to 8, the outlet end of the branch pipe (14) passing through the bottom surface of the basket (4), the brush head (21) being disposed within the basket (4).

10. The dishwasher of claim 9, characterized in that the bottom of the basket (4) outside the brush head (21) is provided with a plurality of support rods (41) for supporting the dishware (3), the top ends of the plurality of support rods (41) are provided with bent sections (42), and the bent sections (42) are alternately contacted with the inner wall and the outer wall of the opening of the dishware (3).