CN210249747U

CN210249747U - Spraying arm of dish-washing machine

Info

Publication number: CN210249747U
Application number: CN201821652727.8U
Authority: CN
Inventors: 曹玉明; 王雪峦; 刘树清
Original assignee: Zhongshan Guikai Electrical Appliance Technology Co ltd
Current assignee: Zhongshan Guikai Electrical Appliance Technology Co ltd
Priority date: 2018-10-11
Filing date: 2018-10-11
Publication date: 2020-04-07
Anticipated expiration: 2028-10-11

Abstract

The utility model discloses a spray arm of dish washer, including spray arm upper segment and spray arm lower segment, be equipped with first on the spray arm upper segment and spray the chamber and encircle the peripheral upper edge in this first injection chamber, upper edge downwardly extending has the first upper bead of surrounding first injection chamber periphery and encircles the peripheral second upper bead of first upper bead, be equipped with second injection chamber and the peripheral lower edge of surrounding second injection chamber on the spray arm lower segment, the lower edge downwardly extending has the first lower bead of surrounding second injection chamber periphery and encircles the peripheral second lower bead of first lower bead, spray arm upper segment with the spray arm lower segment through first upper bead and first lower bead, second upper bead and second lower bead interconnect, just the upper half spray the chamber with the lower half spray the chamber constitutes together spray the chamber; compared with the prior art, the utility model discloses a dish washer's spray arm, dual hot melt, leak protection water effect is better.

Description

Spraying arm of dish-washing machine

Technical Field

The utility model relates to a dish washer technical field especially relates to a dish washer spray arm.

Background

When the dish washing machine works, the dish washing machine mainly sprays water to the tableware by the spraying arm to complete cleaning operation, and when the dish washing machine works, if the welding part of the upper piece and the lower piece of the spraying arm leaks, the spraying strength of the spraying arm in water spraying can be influenced, and the washing cleanness degree of the dish washing machine to the tableware is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve the problem that prior art exists, provide a spray arm of dish washer.

In order to achieve the purpose, the technical proposal adopted by the utility model is a spray arm of a dish-washing machine, the spray arm of the dish-washing machine comprises a spray arm upper piece and a spray arm lower piece, the spray arm upper piece is provided with an upper half spray cavity and an upper edge surrounding the periphery of the upper half spray cavity, the upper edge extends downwards to form a first upper convex rib surrounding the periphery of the upper half spraying cavity and a second upper convex rib surrounding the periphery of the first upper convex rib, the lower piece of the spray arm is provided with a lower half spray cavity and a lower edge surrounding the periphery of the lower half spray cavity, the lower edge extends downwards to form a first lower convex edge surrounding the periphery of the lower half spray cavity and a second lower convex edge surrounding the periphery of the first lower convex edge, the upper spraying arm piece and the lower spraying arm piece are connected with each other through a first upper convex edge and a first lower convex edge, a second upper convex edge and a second lower convex edge, and the upper half spraying cavity and the lower half spraying cavity jointly form the spraying cavity.

As an improvement of the utility model, form first step on the second between bead and the last reason border, form the second step under the second between bead and the lower border, when spray arm upper segment and spray arm lower segment interconnect are in the same place, first step and second step form the groove of gluing that overflows between spray arm upper segment and spray arm lower segment.

As an improvement of the utility model, be equipped with the bead on the third between bead and the second upward bead on the first, be equipped with bead and fourth downward bead under the third under bead and the second between the downward bead, the third down bead and the fourth down the recess of formation and third upward bead adaptation under the bead, when the spray arm upper segment was put together with spray arm lower segment interconnect, the third upward bead inserts the recess.

As an improvement of the utility model, the cross-section of bead is trapezoidal on the third, and trapezoidal base length is less than its last side length.

As an improvement of the utility model, the length of bead is greater than the length of bead on first bead and the second on the third, when spraying the arm upper segment and spraying the arm lower segment interconnect together, the bead inserts on the third the recess bottom.

As an improvement of the present invention, the length of the third lower rib and the fourth lower rib is less than the length of the third upper rib.

As an improvement of the present invention, the length of the third lower rib and the fourth lower rib is greater than the length of the first lower rib and the second lower rib.

Compared with the prior art, the utility model discloses a spray arm of dish washer has following advantage:

the utility model relates to a spray arm of a dish washing machine, wherein, the upper piece of the spray arm and the lower piece of the spray arm are connected with a first lower convex edge through a first upper convex edge and a second lower convex edge through a second upper convex edge; double hot melting, the leak protection water effect is better.

Drawings

FIG. 1 is a schematic structural view of a spray arm of a dishwasher according to the present invention;

FIG. 2 is a schematic structural view of a wafer on a spray arm in coating 1;

FIG. 3 is a schematic view of the lower piece of the spray arm of FIG. 1;

FIG. 4 is a cross-sectional view of FIG. 1;

FIG. 5 is an enlarged view of A in FIG. 4;

in the figure: 1. the spray arm comprises a spray arm upper piece, 11 parts of an upper half spray cavity, 12 parts of a first upper rib, 13 parts of a second upper rib, 14 parts of a third upper rib, 15 parts of a first step, 2 parts of a spray arm lower piece, 21 parts of a lower half spray cavity, 22 parts of a first lower rib, 23 parts of a second lower rib, 24 parts of a third lower rib, 25 parts of a fourth lower rib, 26 grooves, 27 parts of a second step and 3 parts of an adhesive overflow groove

Detailed Description

The present invention will be further described with reference to the accompanying drawings and preferred embodiments.

As shown in fig. 1 to 5, a spray arm of a dishwasher, which comprises a spray arm upper plate 1 and a spray arm lower plate 2, the upper plate 1 of the spray arm is provided with an upper half spray cavity 11 and an upper edge surrounding the periphery of the upper half spray cavity 11, said upper edge extending downwards with a first upper ridge 12 around the periphery of the upper half-injection chamber 11 and a second upper ridge 13 around the periphery of the first upper ridge 12, the lower piece 2 of the spray arm is provided with a lower half spray cavity 21 and a lower edge surrounding the periphery of the lower half spray cavity 21, the lower edge is extended downward with a first lower rib 22 surrounding the periphery of the lower half spray chamber 21 and a second lower rib 23 surrounding the periphery of the first lower rib 22, the upper spray arm sheet 1 and the lower spray arm sheet 2 are connected with each other through a first upper rib 12 and a first lower rib 22, a second upper rib 13 and a second lower rib 23, and the upper half spray chamber 11 and the lower half spray chamber 21 together constitute the spray chamber.

Preferably, a first step 15 is formed between the second upper rib 13 and the edge of the upper edge, a second step 27 is formed between the second lower rib 23 and the edge of the lower edge, and when the upper spray arm piece 1 and the lower spray arm piece 2 are connected together, the first step 15 and the second step 27 form the glue overflow groove 3 between the upper spray arm piece 1 and the lower spray arm piece 2; when the upper spray arm sheet 1 and the lower spray arm sheet 2 are connected with each other through the first upper rib 12 and the first lower rib 22, and the second upper rib 13 and the second lower rib 23, one part of the glue overflowing from the hot melting of the second upper rib 13 and the second lower rib 23 flows into the gap between the first upper rib 12 and the second upper rib 13, and the other part flows into the glue overflowing groove 3, so that the appearance quality can be improved.

Preferably, a third upper rib 14 is arranged between the first upper rib 12 and the second upper rib 13, a third lower rib 24 and a fourth lower rib 25 are arranged between the first lower rib 22 and the second lower rib 23, a groove 26 matched with the third upper rib 14 is formed between the third lower rib 24 and the fourth lower rib 25, and when the upper spray arm piece 1 and the lower spray arm piece 2 are connected with each other, the third upper rib 14 is inserted into the groove 26; when the upper spray arm sheet 1 and the lower spray arm sheet 2 are connected, the third upper rib 14 is inserted into the groove 26 between the third lower rib 24 and the fourth lower rib 25, so that the alignment effect can be achieved, and the dislocation generated when the upper spray arm sheet 1 and the lower spray arm sheet 2 are welded is avoided.

Preferably, the third upper protruding rib 14 has a trapezoidal cross section, and the length of the bottom side of the trapezoid is smaller than the length of the upper side thereof; facilitating alignment of the third upper rib 14 with the groove 26.

Preferably, the length of the third upper rib 14 is greater than the length of the first upper rib 12 and the second upper rib 13, and the third upper rib 14 is inserted into the bottom of the groove 26 when the spray arm upper plate 1 and the spray arm lower plate 2 are connected together.

Preferably, the length of the third lower rib 24 and the fourth lower rib 25 is less than the length of the third upper rib 14; during welding, the first upper rib 12, the second upper rib 13, the first lower rib 22 and the second lower rib 23 are melted to a certain degree, and the lengths of the third lower rib 24 and the fourth lower rib 25 are smaller than that of the third upper rib 14, so that welding is facilitated.

Preferably, the third and fourth

lower ribs

24 and 25 have a length greater than that of the first and second

lower ribs

22 and 23; the third upper rib 14 is aligned with the groove 26 and is connected more firmly.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modification, equivalent replacement or improvement made within the spirit and principle of the present invention should be included in the present invention.

Claims

1. A spray arm of a dishwasher, characterized in that: the spray arm of the dish-washing machine comprises a spray arm upper piece and a spray arm lower piece, wherein an upper half spray cavity and an upper edge surrounding the periphery of the upper half spray cavity are arranged on the spray arm upper piece, the upper edge extends downwards to form a first upper convex edge surrounding the periphery of the upper half spray cavity and a second upper convex edge surrounding the periphery of the first upper convex edge, a lower half spray cavity and a lower edge surrounding the periphery of the lower half spray cavity are arranged on the spray arm lower piece, a first lower convex edge surrounding the periphery of the lower half spray cavity and a second lower convex edge surrounding the periphery of the first lower convex edge extend downwards, the spray arm upper piece and the spray arm lower piece are connected with each other through the first upper convex edge and the first lower convex edge, the second upper convex edge and the second lower convex edge, and the upper half spray cavity and the lower half spray cavity jointly form the spray cavity.

2. The spray arm of a dishwasher of claim 1, wherein: and when the upper spraying arm sheet and the lower spraying arm sheet are connected with each other, the first step and the second step form a glue overflow groove between the upper spraying arm sheet and the lower spraying arm sheet.

3. The spray arm of a dishwasher of claim 1, wherein: be equipped with the bead on the third between bead and the second upper convex ridge on the first, be equipped with bead and fourth lower bead under the third between bead and the second lower convex ridge under the first, the recess with bead adaptation on the third that forms under bead and the fourth lower convex ridge under the third, when the spray arm upper segment was put together with spray arm lower segment interconnect, the third upper convex ridge inserts the recess.

4. The spray arm of a dishwasher of claim 3, wherein: the section of the third upper convex rib is trapezoidal, and the length of the bottom edge of the trapezoid is smaller than that of the upper edge of the trapezoid.

5. The spray arm of a dishwasher of claim 3, wherein: the length of the third upper convex edge is greater than that of the first upper convex edge and that of the second upper convex edge, and when the upper spray arm piece and the lower spray arm piece are connected with each other, the third upper convex edge is inserted into the bottom of the groove.

6. The spray arm of a dishwasher of claim 5, wherein: the length of the third lower convex rib and the length of the fourth lower convex rib are smaller than the length of the third upper convex rib.

7. The spray arm of a dishwasher of claim 6, wherein: the length of the third lower convex rib and the length of the fourth lower convex rib are larger than the length of the first lower convex rib and the length of the second lower convex rib.