CN216454880U

CN216454880U - Spray arm connecting structure and dish washing machine

Info

Publication number: CN216454880U
Application number: CN202123126615.3U
Authority: CN
Inventors: 陈耿辉; 袁波; 郭志航; 张富强
Original assignee: Guangdong Jeenow Electrical Appliances Co ltd
Current assignee: Guangdong Jeenow Electrical Appliances Co ltd
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-05-10
Anticipated expiration: 2031-12-13

Abstract

The utility model relates to a dish washer field specifically provides a spray arm connection structure and dish washer, and it includes spray arm body, spray arm connecting seat and connecting piece, and the connecting piece is arranged in on the mounting hole of spray arm connecting seat and can be rotated for it, the bottom salient of connecting piece in the bottom of spray arm connecting seat and with spray arm body joint together, the connecting piece have with the water mouth of crossing of the inside intercommunication of spray arm body. The spray arm has the advantages of simple installation mode, easy installation and disassembly, simple structure of the connecting piece, reasonable design, lower manufacturing cost, no need of assistance of tools during disassembly, reduced production cost, simplified installation and disassembly steps and market gain for enterprises.

Description

Spray arm connecting structure and dish washing machine

Technical Field

The utility model relates to a dish washer field especially relates to a spray arm connection structure and dish washer.

Background

The spray arm of the dishwasher is an important component of the dishwasher, the existing spray arm is generally detachably connected with a water pipe in a cleaning cavity through a connecting piece, but the installation and the disassembly of the spray arm are too troublesome due to the complicated design of the connecting piece.

For this reason, further improvements thereof are necessary.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming above-mentioned problem, providing a spray arm connection structure, this spray arm's connected mode is simple, has the easy advantage of dismouting readily removable to the cost is lower.

In order to achieve the above object, the utility model provides a spray arm connection structure, it includes spray arm body, spray arm connecting seat and connecting piece, and the connecting piece is arranged in on the mounting hole of spray arm connecting seat and can be rotated for it, the bottom salient of connecting piece in the bottom of spray arm connecting seat and with spray arm body joint together, the connecting piece have with the water mouth of crossing of the inside intercommunication of spray arm body.

In one or more embodiments, the mounting hole has an annular supporting step, and the connecting member is provided with an annular supporting lug which is in butt joint with the supporting step.

In one or more embodiments, the upper end surface of the supporting step is provided with an annular supporting portion, and the supporting surface of the annular supporting portion is arc-shaped.

In one or more embodiments, the top of the spray arm body is provided with a clamping interface, a plurality of clamping positions are arranged along the circumferential direction along the interface of the clamping interface, and the bottom end of the connecting piece is provided with a clamping part clamped with the clamping positions.

In one or more embodiments, the card interface is disposed at an inner side of the card interface, and the card interface is provided with a notch for the card portion to pass through.

In one or more embodiments, the spray arm body includes a lower housing and an upper housing, the upper housing is provided with a plurality of barb portions, the lower housing is provided with a buckling position corresponding to the barb portions, and the upper housing and the lower housing are tightly connected together by buckling the barb portions and the buckling position.

We also provide a dish-washing machine, the washing cavity of the dish-washing machine is provided with a water delivery pipe, the dish-washing machine also comprises the spray arm connecting structure, the water delivery pipe is provided with a back-off part at the water outlet, and the spray arm connecting seat is provided with a buckle opening connected with the back-off part.

Compared with the prior art, the utility model the effect that exists is: the spray arm has the advantages of simple installation mode, easy installation and disassembly, simple structure of the connecting piece, reasonable design, lower manufacturing cost, no need of assistance of tools during disassembly, reduced production cost, simplified installation and disassembly steps and market gain for enterprises.

Drawings

Fig. 1 is a schematic view of a spray arm body, a spray arm connecting seat and a connecting piece according to an embodiment of the present invention;

fig. 2 is a sectional view of the spray arm body, the spray arm connecting seat and the connecting piece of the embodiment of the present invention after being installed together;

FIG. 3 is an enlarged view of A in FIG. 1;

fig. 4 is a schematic structural view of a spray arm and a water pipe according to an embodiment of the present invention.

Detailed Description

In order to deepen the understanding of the present invention, the present invention will be further described in detail with reference to the following embodiments and the attached drawings, and the embodiments are only used for explaining the present invention, and do not constitute the limitation to the protection scope of the present invention.

Please refer to fig. 1-3, the present application provides a spray arm connecting structure, which includes a spray arm body 1, a spray arm connecting seat 2 and a connecting piece 3, wherein the connecting piece 3 is ring-shaped, a water passing opening 31 is formed in the middle of the connecting piece 3, a mounting hole 21 is formed in the spray arm connecting seat 2, the connecting piece 3 is placed on the mounting hole 21 and can horizontally rotate relative to the mounting hole 21, the bottom end of the connecting piece 3 protrudes out of the bottom of the spray arm connecting seat 2 and is clamped with the spray arm body 1, and when the spray arm body 1 and the connecting piece 3 are clamped together, the water passing opening 31 on the connecting piece 3 is communicated with the interior of the spray arm body 1. The spray arm body 1 is installed in a clamping connection mode, the spray arm has the advantages of easiness in disassembly and assembly, and compared with the existing spray arm body connection mode, the spray arm is connected with the spray arm body 3 through the connecting piece, the manufacturing cost is lower, and the structure is lighter and more reasonable.

Specifically, mounting hole 21 has annular bearing step 4, is equipped with on the connecting piece 3 and holds in the palm ear 5 with the annular of bearing step 4 butt joint, and the ear 5 setting is held in the palm at the top of connecting piece 3 to the annular holds in the palm ear 5 and the cooperation of bearing step 4, and mounting hole 21 can hold in the palm connecting piece 3 to do not influence the horizontal rotation of connecting piece 3. Preferably, for making connecting piece 3 more smooth and easy when rotating, the up end of bearing step 4 is equipped with annular bearing portion 6, and the support face of annular bearing portion 6 is the arc, and the top cross-section of annular bearing portion 6 is the arc promptly, and when connecting piece 3 placed at mounting hole 21, annular bearing portion 6 butts ring ear 5, and area of contact between them is littleer, and frictional force is littleer, more is favorable to connecting piece 3 horizontal rotation.

The top of spray arm body 1 is equipped with the joint mouth, and the joint mouth also is the water inlet simultaneously, and when joint mouth and connecting piece joint, the connecting piece cross water mouth 31 direct and joint mouth intercommunication, be provided with a plurality of joint positions 7 along the mouth of joint mouth along circumference, 7 circumference equipartitions in a plurality of joint positions, the bottom of connecting piece 3 is equipped with the card portion 8 with 7 joints in a plurality of joint positions, and 8 card of card portion are gone into behind the joint position 7, accomplish spray arm body 1 promptly and are connected with connecting piece 3.

In this embodiment, joint position 7 locates the inboard of joint mouth, is equipped with the breach 9 that supplies card portion 8 to pass through on the joint mouth, and when connecting piece 3 was connected with the joint mouth, the inboard that enters into the joint mouth after breach 9 was aimed at to card portion 8 on the connecting piece 3, at this moment, rotates connecting piece or spray arm body 1, makes card portion 8 aim at joint position 7 after, relaxes spray arm body 1 and makes its flagging naturally, at this moment because under the action of gravity, card portion 8 card is gone into behind joint position 7 and can not loosen and take off. When the spray arm is disassembled, the spray arm body 1 is supported, the clamping part 8 is separated from the clamping position 7, then the spray arm body 1 or the connecting piece 3 is rotated, the clamping part is aligned to the notch 9, and then the spray arm body 1 is pulled down to disassemble the spray arm body.

Referring to fig. 3, the notches 9 and the clamping positions 7 are distributed on the edge of the clamping interface, i.e. on the circumference, and the two sides of the clamping positions 7 are provided with protrusions to prevent the clamping parts from loosening from the connecting piece 3.

The spray arm body 1 comprises a lower shell 11 and an upper shell 12, the upper shell 12 is provided with a plurality of barb parts 121, the lower shell 11 is provided with buckling positions 111 corresponding to the barb parts 121, the upper shell 12 and the lower shell 11 are connected together tightly through the buckling of the barb parts 121 and the buckling positions 111, and the spray arm body 1 is easy to detach and install by adopting the structure.

Referring to fig. 4, the application further provides a dish washer, a water pipe 10 is arranged in a washing cavity of the dish washer, the dish washer further comprises the spray arm connecting structure, the water pipe 10 is provided with an inverted buckle part 102 at a water outlet 101 of the water pipe 10, the spray arm connecting seat 2 is provided with a buckle opening 13 connected with the inverted buckle part 102, the spray arm connecting seat 2 is connected with the water pipe 10 in a buckling mode, installation and disassembly are facilitated, and assistance of tools is not needed.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiment, and all equivalent modifications or changes made by those skilled in the art according to the present invention should be included in the protection scope of the present invention as set forth in the appended claims.

Claims

1. The utility model provides a spray arm connection structure which characterized in that: the spray arm comprises a spray arm body, a spray arm connecting seat and a connecting piece, wherein the connecting piece is arranged in a mounting hole of the spray arm connecting seat and can rotate relative to the mounting hole, the bottom end of the connecting piece protrudes out of the bottom of the spray arm connecting seat and is connected with the spray arm body in a clamping manner, and the connecting piece is provided with a water passing hole communicated with the inside of the spray arm body.

2. The spray arm connecting structure according to claim 1, wherein: the mounting hole is provided with an annular bearing step, and the connecting piece is provided with an annular supporting lug which is in butt joint with the bearing step.

3. The spray arm connecting structure according to claim 2, wherein: the upper end face of the bearing step is provided with an annular supporting part, and the supporting surface of the annular supporting part is arc-shaped.

4. The spray arm connecting structure according to claim 1, wherein: the top of spray arm body is equipped with the joint mouth, is provided with a plurality of joint positions along the mouth of joint mouth along circumference, the bottom of connecting piece be equipped with the card portion of a plurality of joint position joints.

5. The spray arm connecting structure according to claim 4, wherein: the clamping position is arranged on the inner side of the clamping interface, and the clamping interface is provided with a notch for the clamping part to pass through.

6. The spray arm connecting structure according to claim 1, wherein: the spray arm body comprises a lower shell and an upper shell, wherein the upper shell is provided with a plurality of barb parts, the lower shell is provided with buckling positions corresponding to the barb parts, and the upper shell and the lower shell are tightly connected together through the barb parts and the buckling positions.

7. The utility model provides a dish washer, is equipped with raceway, its characterized in that in dish washer's the washing chamber: the spray arm connecting structure of any one of the claims 1 to 6 is further included, the water delivery pipe is provided with a reversing part at a water outlet, and the spray arm connecting seat is provided with a buckling opening connected with the reversing part.