CN213189405U

CN213189405U - Cleaning arm capable of automatically rotating

Info

Publication number: CN213189405U
Application number: CN202021348634.3U
Authority: CN
Inventors: 宋志明; 张瑶
Original assignee: Dongguan Changyuan Spraying Technology Co ltd
Current assignee: Dongguan Changyuan Spraying Technology Co ltd
Priority date: 2020-07-10
Filing date: 2020-07-10
Publication date: 2021-05-14
Anticipated expiration: 2030-07-10

Abstract

The utility model discloses a cleaning arm capable of automatically rotating, which comprises a first spray pipe, a second spray pipe and a three-way supporting seat, wherein the first end of the three-way supporting seat is provided with an internal thread used for being connected with an external water inlet pipeline, and the second end of the three-way supporting seat is connected with the first spray pipe; a first spray nozzle is arranged on the first spray pipe, and a first projection included angle between a straight line where the axis of the first spray nozzle is located and a straight line where the axis of the internal thread is located is larger than 0 degree and smaller than 90 degrees; a second spray nozzle is arranged on the second spray pipe, and a second projection included angle between a straight line where the axis of the second spray nozzle is located and a straight line where the axis of the internal thread is located is larger than 0 degree and smaller than 90 degrees; and a third projection included angle between the straight line of the axis of the first spray head and the straight line of the axis of the second spray head is equal to the sum of the first projection included angle and the second projection included angle. The utility model discloses can realize autogiration, enlarge the cleaning range simultaneously, guarantee the washing dynamics of conveyer belt corner, improve the cleaning performance, and the dismouting of being convenient for is washd.

Description

Cleaning arm capable of automatically rotating

Technical Field

The utility model relates to a wash spare part technical field, specifically be a but autogiration's washing arm suitable for equipment such as commercial dish washer.

Background

Dishwashers are generally provided with a washing arm provided with a plurality of spray nozzles. The spray nozzles are usually arranged in the direction of extension of a wash arm, which is connected to a supply shaft for supplying the cleaning liquid, to sufficiently cover the washing area in the treatment chamber with the cleaning liquid, the water being distributed into the treatment chamber of the dishwasher. The cleaning arm and the dish washing machine in the prior art are fixedly installed, so that the cleaning arm and the dish washing machine are not convenient to disassemble, assemble and clean, the cleaning arm is linear, water mist among nozzles on the cleaning arm interferes with each other, and the cleaning effect is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a but autogiration's washing arm can realize autogiration, has enlarged the cleaning range simultaneously, guarantees the washing dynamics of conveyer belt corner, improves the cleaning performance, and the dismouting of being convenient for is washd.

In order to achieve the above object, the utility model provides a following technical scheme:

a cleaning arm capable of automatically rotating comprises a first spray pipe, a second spray pipe and a three-way supporting seat, wherein a first end of the three-way supporting seat is provided with an internal thread used for being connected with an external water inlet pipeline, a second end of the three-way supporting seat is connected with the first spray pipe, a third end of the three-way supporting seat is connected with the second spray pipe, the first end of the three-way supporting seat is perpendicular to the second end and the third end of the three-way supporting seat, and the second end and the third end of the three-way supporting seat are located on the same straight line; a first spray nozzle is arranged on the first spray pipe, and a first projection included angle between a straight line where an axis of the first spray nozzle is located and a straight line where an axis of the internal thread is located is larger than 0 degree and smaller than 90 degrees; a second spray nozzle is arranged on the second spray pipe, and a second projection included angle between a straight line where the axis of the second spray nozzle is located and a straight line where the axis of the internal thread is located is larger than 0 degree and smaller than 90 degrees; and a third projection included angle between the straight line of the axis of the first spray head and the straight line of the axis of the second spray head is equal to the sum of the first projection included angle and the second projection included angle.

In one embodiment, the first projection angle and the second projection angle are both 17.5 degrees.

In one embodiment, the first spray head is fixed to the first spray pipe by a first nozzle holder, and the second spray head is fixed to the second spray pipe by a second nozzle holder.

In one embodiment, a distance between the first nozzle and the three-way support seat is smaller than a distance between the second nozzle and the three-way support seat.

In one embodiment, the first spray heads and the second spray heads are provided with two or more than two spray heads, and the distance between two adjacent first spray heads is equal to the distance between two adjacent second spray heads.

In one embodiment, the first spray pipe and the second spray pipe are fixedly connected with the three-way supporting seat through a parallel groove pin respectively.

In one embodiment, the three-way support further comprises a metal pad, a wear-resistant ring and a half-moon-shaped fixing plate, wherein the metal pad is fixed on the three-way support, the half-moon-shaped fixing plate is fixed on the metal pad through screws, and the wear-resistant ring is arranged on the three-way support and located between the metal pad and the half-moon-shaped fixing plate.

In one embodiment, the first nozzle comprises a first connecting part, a first inclined part and a first water outlet part, the three-way supporting seat, the first connecting part, the first inclined part and the first water outlet part are sequentially communicated, the included angle between the first inclined part and the first connecting part is 150 degrees, and the first connecting part is parallel to the first water outlet part.

In one embodiment, the second nozzle comprises a second connecting part, a second inclined part and a second water outlet part, the three-way supporting seat, the second connecting part, the second inclined part and the second water outlet part are sequentially communicated, the included angle between the second inclined part and the second connecting part is 150 degrees, and the second connecting part is parallel to the second water outlet part.

In one embodiment, a first sealing sheet is arranged at the end part of the first spray pipe, and the first sealing sheet is riveted and welded with the first spray pipe; and a second sealing sheet is arranged at the end part of the second spray pipe, and the second sealing sheet is riveted and welded with the second spray pipe.

The utility model discloses a but autogiration's washing arm, when liquid is simultaneously from first shower nozzle and second shower nozzle blowout, because the two is the oblique position installation, first shower nozzle and second shower nozzle go out produced reaction force and will promote first spray tube and second spray tube and take place to rotate, need not with the help of external force, have enlarged the cleaning range simultaneously, guarantee the washing dynamics of conveyer belt corner, improve the cleaning performance, and the dismouting of being convenient for is washd.

Drawings

FIG. 1 is a front cross-sectional view of an automatically rotatable wash arm of the present invention;

FIG. 2 is a schematic structural view of a cleaning arm of the present invention capable of automatically rotating;

FIG. 3 is a schematic cross-sectional view taken at A-A' of FIG. 1;

FIG. 4 is a schematic cross-sectional view taken at B-B' of FIG. 1;

FIG. 5 is a schematic structural view of a three-way support seat;

FIG. 6 is a schematic view of the structure at C in FIG. 1;

10. a first nozzle; 11. a first connection portion; 12. a first inclined portion; 13. a first water outlet part; 14. a first cap liner; 20. a second nozzle; 21. a second connecting portion; 22. a second inclined portion; 23. a second water outlet part; 30. a three-way supporting seat; 31. an internal thread; 32. a metal pad; 33. wear-resistant rings; 41. a first nozzle; 411. a first nozzle holder; 42. a second nozzle; 421. a second nozzle holder; 50. a half-moon shaped fixation plate; 51. and (4) screws.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.

Referring to fig. 1 and 2, an automatically rotatable cleaning arm is provided, which includes a first nozzle 10, a second nozzle 20, and a three-way support 30, wherein a first end of the three-way support 30 is provided with an internal thread 31 for connecting with an external water inlet pipe, a second end of the three-way support 30 is connected with the first nozzle 10, a third end of the three-way support 30 is connected with the second nozzle 20, the first end of the three-way support 30 is perpendicular to the second end and the third end of the three-way support 30, and the second end and the third end of the three-way support 30 are located on the same straight line; in one embodiment, the first nozzle 10 and the second nozzle 20 are each fixedly connected to the three-way support base 30 by a parallel slot pin 34.

The distance between the first spray head 41 and the three-way support seat 30 is smaller than the distance between the second spray head 42 and the three-way support seat 30, two or more first spray heads 41 and two or more second spray heads 42 are arranged, and the distance between two adjacent first spray heads 41 is equal to the distance between two adjacent second spray heads 42.

The first nozzle 41 is disposed on the first nozzle 10, as shown in fig. 3, a first projection included angle α between a straight line where an axis of the first nozzle 41 is located and a straight line where an axis of the internal thread 31 is located is greater than 0 degree and less than 90 degrees, and in an embodiment, the first projection included angle α is 17.5 degrees. The second nozzle 42 is disposed on the second nozzle 20, as shown in fig. 4, a second projection included angle β between a straight line where an axis of the second nozzle 42 is located and a straight line where an axis of the internal thread 31 is located is greater than 0 degree and smaller than 90 degrees, and in one embodiment, the second projection included angle β is 17.5 degrees. A third projection included angle between a straight line where the axis of the first nozzle 41 is located and a straight line where the axis of the second nozzle 42 is located is equal to the sum of the first projection included angle α and the second projection included angle β, that is, 35 degrees.

Specifically, first shower nozzle 41 is fixed on first spray tube 10 through first nozzle holder 411, second shower nozzle 42 is fixed on second spray tube 20 through second nozzle holder 421, first nozzle holder 411 welds on first spray tube 10, second nozzle holder 421 welds on second spray tube 20, and the preferred, first shower nozzle 41 and second shower nozzle 42 are solid toper shower nozzle, and the flow is accurate, the spraying distributes evenly and coverage is big, can realize good cleaning performance.

In one embodiment, the first nozzle 10 includes a first connection portion 11, a first inclined portion 12 and a first water outlet portion 13, the three-way support base 30, the first connection portion 11, the first inclined portion 12 and the first water outlet portion 13 are sequentially connected, the first inclined portion 12 and the first connection portion 11 form an angle of 150 degrees, and the first connection portion 11 and the first water outlet portion 13 are parallel. As shown in fig. 6, a first sealing sheet 14 is disposed at an end of the first nozzle 10, the first sealing sheet 14 is riveted to the first nozzle 10, and a riveting welding process of the first sealing sheet 14 is adopted, so that the appearance is attractive and durable.

The second nozzle 20 comprises a second connecting part 21, a second inclined part 22 and a second water outlet part 23, the three-way supporting seat 30, the second connecting part 21, the second inclined part 22 and the second water outlet part 23 are sequentially communicated, the included angle between the second inclined part 22 and the second connecting part 21 is 150 degrees, and the second connecting part 21 is parallel to the second water outlet part 23. A second sealing sheet (not shown) is arranged at the end of the second nozzle 20, and the second sealing sheet is riveted and welded with the second nozzle 20. Since the second flap and the first flap 14 have the same structure, they will not be described in detail.

In one embodiment, as shown in fig. 5, the cleaning arm further includes a metal pad 32, a wear-resistant ring 33 and a half-moon-shaped fixing plate 50, wherein the metal pad 32 is fixed on the three-way support 30, the half-moon-shaped fixing plate 50 is fixedly connected with the metal pad 32 through a screw 51, the wear-resistant ring 33 is arranged on the three-way support 30 and is located between the metal pad 32 and the half-moon-shaped fixing plate 50, and the design of the wear-resistant ring 33 increases the service life of the cleaning arm and reduces the rotation resistance.

The utility model discloses a but automatically rotatory washing arm, through internal thread 31 with tee bend supporting seat 30 the end of intaking be connected with outside inlet channel, liquid gets into tee bend supporting seat 30 from the end of intaking, flow through respectively behind first spray tube 10 and the second spray tube 20, spout from first shower nozzle 41 and second shower nozzle 42, when liquid is simultaneously from first shower nozzle 41 and second shower nozzle 42 blowout, because the two is the oblique position installation, first shower nozzle 41 and second shower nozzle 42 go out the produced reaction force of water and will promote first spray tube 10 and second spray tube 20 and take place to rotate, need not with the help of external force, the cleaning range has been enlarged simultaneously, guarantee the cleaning force of conveyer belt corner, improve the cleaning performance, and the dismouting of being convenient for is washd. The distance between the first nozzle 41 and the three-way support seat 30 is smaller than the distance between the second nozzle 42 and the three-way support seat 30, so that the reaction force generated by water outlet of the first nozzle 41 and the second nozzle 42 is increased, and the first spray pipe 10 and the second spray pipe 20 rotate more smoothly.

The foregoing examples, while indicating preferred embodiments of the invention, are given by way of illustration and description, it is to be understood that the invention is not limited to the disclosed forms herein but is not intended to be exhaustive or to exclude other examples and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings or the skill or knowledge of the relevant art, and not to limit the scope of the invention. It should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the spirit and scope of the present invention, and these changes and modifications can be made by those skilled in the art without departing from the spirit and scope of the present invention, which is to be construed as being limited only by the appended claims. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A cleaning arm capable of automatically rotating is characterized by comprising a first spray pipe, a second spray pipe and a three-way supporting seat, wherein a first end of the three-way supporting seat is provided with an internal thread used for being connected with an external water inlet pipeline, a second end of the three-way supporting seat is connected with the first spray pipe, a third end of the three-way supporting seat is connected with the second spray pipe, the first end of the three-way supporting seat is perpendicular to the second end and the third end of the three-way supporting seat, and the second end and the third end of the three-way supporting seat are positioned on the same straight line; a first spray nozzle is arranged on the first spray pipe, and a first projection included angle between a straight line where an axis of the first spray nozzle is located and a straight line where an axis of the internal thread is located is larger than 0 degree and smaller than 90 degrees; a second spray nozzle is arranged on the second spray pipe, and a second projection included angle between a straight line where the axis of the second spray nozzle is located and a straight line where the axis of the internal thread is located is larger than 0 degree and smaller than 90 degrees; and a third projection included angle between the straight line of the axis of the first spray head and the straight line of the axis of the second spray head is equal to the sum of the first projection included angle and the second projection included angle.

2. The automatically rotatable wash arm of claim 1, wherein the first and second projected angles are each 17.5 degrees.

3. The automatically rotatable wash arm of claim 1, wherein the first spray head is secured to the first spray bar by a first nozzle mount and the second spray head is secured to the second spray bar by a second nozzle mount.

4. The automatically rotatable rinse arm of claim 1, wherein the distance between said first spray head and said three-way support is less than the distance between said second spray head and said three-way support.

5. The automatically rotatable wash arm of claim 1, wherein there are two or more of said first spray heads and said second spray heads, and the spacing between two adjacent first spray heads is equal to the spacing between two adjacent second spray heads.

6. The automatically rotatable wash arm of claim 1, wherein each of said first and second nozzles is fixedly connected to said three-way support by a parallel slotted pin.

7. The automatically rotatable rinse arm of claim 1 further comprising a metal pad secured to said three-way support, a wear ring secured to said metal pad by screws, and a half-moon shaped retaining plate disposed between said metal pad and said half-moon shaped retaining plate.

8. The automatically rotatable wash arm of claim 1, wherein the first nozzle comprises a first connection portion, a first inclined portion and a first water outlet portion, the three-way support base, the first connection portion, the first inclined portion and the first water outlet portion are in sequential communication, the first inclined portion and the first connection portion form an angle of 150 degrees, and the first connection portion is parallel to the first water outlet portion.

9. The automatically rotatable wash arm of claim 8, wherein the second nozzle comprises a second connection portion, a second inclined portion and a second water outlet portion, the three-way support base, the second connection portion, the second inclined portion and the second water outlet portion being in sequential communication, the second inclined portion being at an angle of 150 degrees to the second connection portion, the second connection portion being parallel to the second water outlet portion.

10. The automatically rotatable wash arm of claim 1, wherein the end of the first nozzle is provided with a first flap, and the first flap is rivet welded to the first nozzle;

and a second sealing sheet is arranged at the end part of the second spray pipe, and the second sealing sheet is riveted and welded with the second spray pipe.