CN217827779U

CN217827779U - A drainage subassembly and dish washer for dish washer

Info

Publication number: CN217827779U
Application number: CN202221124486.6U
Authority: CN
Inventors: 熊堰宏
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2022-05-10
Filing date: 2022-05-10
Publication date: 2022-11-18
Anticipated expiration: 2032-05-10

Abstract

The utility model relates to a drainage subassembly for dish washer, including the drain pipe, the first end of this drain pipe is provided with the coupling, still includes the extension joint, extension joint detachably connects the first end at the coupling, thereby the diameter that the extension connects increases gradually along the water flow direction forms loudspeaker column structure the drain pipe is inserted rather than the pipeline in low reaches and is joined in marriage under the connection status mutually, the tip of loudspeaker column structure is close to the inner wall of low reaches pipeline and arranges. The detachable extension joint is arranged at the end part of the joint of the drain pipe, when the drain pipe is required to be inserted into the floor drain for use, the horn-shaped structure of the extension joint is good in stiffness and smoothness, a larger drainage cross section can be kept, drainage smoothness is ensured, and blocking risk is reduced; when the drain pipe is further connected with structures such as other tee joints, the extension joint is taken down from the end part of the drain pipe, so that the drain pipe is convenient to disassemble, assemble and transport and convenient to use.

Description

A drainage subassembly and dish washer for dish washer

Technical Field

The utility model relates to a dish washer technical field specifically indicates a drain pipe subassembly and dish washer for dish washer.

Background

A dishwasher is an apparatus for washing garbage such as food residue attached to tableware, cooker, etc. using detergent and washing water, and wastewater generated from washing is discharged through a drain pipe.

For example, chinese patent publication No. CN209074513U, entitled Drain Detachable dishwasher (application No. CN 201821652509.4), discloses a structure, which comprises a drainpipe and a dishwasher main body, wherein the drainpipe is communicated with a drain outlet of the dishwasher main body, the structure also comprises a mounting snap ring, a connecting female part is arranged on the side wall of the mounting snap ring, and a connecting sub-part is arranged on the drain outlet of the dishwasher main body; when the snap ring is positively and rotatably arranged to connect the connecting female part and the connecting male part, the drain pipe and the drain port of the dishwasher main body are connected into a whole; when the snap ring is reversely rotated to separate the coupling female member and the coupling male member, the drain pipe is detached from the drain port of the dishwasher main body.

The structure mainly realizes the detachable installation of the drain pipe and the dishwasher main body. However, in actual use, if the drain pipe is directly connected to the floor drain, there is a great risk of leakage at this connection. This is because: the drain pipe is generally a soft telescopic pipe, a larger gap is often formed between the drain pipe and the drain after the drain pipe is inserted into the drain, and the drain pipe opening is closer to the side wall of the drain, so that residue is easy to accumulate to cause unsmooth drainage; or the port of the drainage pipe is easy to deform (be extruded into an oval shape) at the corner after being inserted into the floor drain, so that the cross-sectional area is greatly reduced, and the risk of unsmooth drainage is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem to provide a drain pipe subassembly for dish washer that is convenient for carry out the dismouting as required, can keep the drainage smooth and easy and reduce the jam risk to prior art's current situation.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

the utility model provides a drainage subassembly for dish washer, includes the drain pipe, and the first end of this drain pipe is provided with the coupling, still includes the extension joint, extension joint detachably connects the first end at the coupling, thereby the diameter that the extension connects increases gradually along the rivers direction forms tubaeform structure the drain pipe is rather than the pipeline of low reaches under inserting the joining state of joining in marriage mutually, the tip of tubaeform structure is close to the inner wall of low reaches pipeline and arranges.

Preferably, a diversion gap is formed between the end part of the horn-shaped structure and the inner wall of the downstream pipeline, and an opening for allowing the residues and the waste water to pass through is formed in the side part of the horn-shaped structure. When the drainage flow is large, the residue and the waste water can also be discharged downwards through the opening and the diversion gap, and the end parts of the horn-shaped structures are kept with fluid flow inside and outside, so that the blockage can be avoided.

As an improvement, the horn-shaped structure comprises a first part and a second part connected with the lower end of the first part, the hardness of the second part is less than that of the first part, the opening is arranged on the side part of the first part, a first channel for the residue and the waste water to flow through is formed in the horn-shaped structure under the condition that the drain pipe is inserted and connected with a downstream pipeline, and a second channel for the residue and the waste water to flow through is formed in a flow guide gap between the outside of the second part and the inner wall of the downstream pipeline. The first part of the horn-shaped structure is made of plastic with harder material so as to ensure that the horn-shaped structure cannot be extruded and deformed when passing through a corresponding structure of a dishwasher or a household sewer; the second part of horn-shaped structure adopts preparation such as the softer silica gel of material, can be according to rivers impact force size and automatic deformation under the rivers impact, adjustment water conservancy diversion clearance size to the drainage demand of inside and outside first passageway, the second passageway of adaptation extension joint both avoids blockking up, can keep fine drainage smooth and easy nature again.

In order to facilitate assembly and connection, the extension joint is provided with a plug part which can be plugged and connected with the pipe joint, and the plug part is connected with the upper end of the horn-shaped structure.

Preferably, the insertion part is sleeved on the periphery of the pipe joint and is in tight fit connection with the pipe joint, a first clamping ring is convexly arranged on the periphery wall of the pipe joint, and correspondingly, a second clamping ring capable of abutting against the first clamping ring in an assembled state is arranged at the upper end of the insertion part. The structure can provide radial limit outside the pipeline, and can prompt a user to install the position in place, so that the operation is convenient.

Preferably, the inner wall of the extension joint is provided with a sealing sheet arranged along the circumferential direction, the sealing sheet is positioned at the joint of the insertion part and the horn-shaped structure, and the sealing sheet is close to the lower end face of the pipe joint in the assembled state. The structure provides radial spacing in the pipeline on the one hand, and improves the connection sealing performance between the extension joint and the pipe joint on the other hand, thereby avoiding water stain leakage.

A dishwasher comprises a box body, wherein a water outlet is formed in the bottom of the box body, the dishwasher further comprises the water drainage pipe assembly, and the second end of the water drainage pipe is communicated with the water outlet of the box body.

Compared with the prior art, the utility model has the advantages of: the detachable extension joint is arranged at the end part of the joint of the drain pipe, when the drain pipe is required to be inserted into the floor drain for use, the horn-shaped structure of the extension joint is good in stiffness and smoothness, a larger drainage cross section can be kept, drainage smoothness is ensured, and blocking risk is reduced; when the drain pipe is further connected with other tee joints and other structures, the extension joint is taken down from the end part of the drain pipe, so that the drain pipe is convenient to disassemble, assemble and transport and is convenient to use.

Drawings

FIG. 1 is a schematic structural view of a drainage assembly according to an embodiment of the present invention;

FIG. 2 is a schematic view of a fitting structure of a drainage assembly and a downstream pipeline according to an embodiment of the present invention;

fig. 3 is an exploded view of fig. 1.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 3, the drain assembly for the dishwasher of the present embodiment includes a drain pipe 1, an extension joint 2, a pipe joint 11 provided at a first end of the drain pipe 1, the extension joint 2 detachably connected at the first end of the pipe joint 11, the extension joint 2 having a diameter gradually increasing in a water flow direction to form a trumpet-shaped structure 20, and an end portion of the trumpet-shaped structure 20 being disposed close to an inner wall of a downstream pipe a in a state where the drain pipe is fittingly connected to the downstream pipe a of the drain pipe 1.

Specifically, a diversion gap 200 is formed between the end of the horn-shaped structure 20 and the inner wall of the downstream pipeline a, and an opening 21 for the residue and the waste water to pass through is formed on the side of the horn-shaped structure 20. When the drainage flow is large, the residue and the waste water can also be discharged downwards through the opening 21 and the guide gap 200, and the fluid flow is kept at the inner part and the outer part of the end part of the horn-shaped structure 20, so that the blockage can be avoided.

In this embodiment, the trumpet-shaped structure 20 includes a first portion 201 and a second portion 202 connected to the lower end of the first portion 201, the hardness of the second portion 202 is less than that of the first portion 201, the opening 21 is opened on the side of the first portion 201, when the drainage pipe 1 is connected to the downstream pipe a in a plug-in manner, a first channel for the residue and the waste water to flow through is formed in the trumpet-shaped structure 20, and a second channel for the residue and the waste water to flow through is formed in the flow guiding gap 200 between the outside of the second portion 202 and the inner wall of the downstream pipe a. The first part 201 of the trumpet-shaped structure 20 is made of plastic with harder material so as to ensure that the trumpet-shaped structure cannot be extruded and deformed when passing through a corresponding structure of a dishwasher or a household sewer; the second part 202 of horn-shaped structure 20 adopts the preparation such as the softer silica gel of material, can be according to rivers impact force size and automatic deformation under the rivers impact, adjustment water conservancy diversion clearance 200 size to the drainage demand of the inside and outside first passageway of adaptation extension joint 2, second passageway both avoids blockking up, can keep fine drainage smoothness nature again.

For the convenience of assembly and connection, the extension joint 2 is provided with a socket portion 22 capable of being plug-coupled with the pipe joint 11, the socket portion 22 being connected to the upper end of the trumpet structure 20. The plug part 22 is sleeved on the periphery of the pipe joint 11 and is connected with the pipe joint 11 in a friction tight fit mode, the first clamping ring 111 is arranged on the peripheral wall of the pipe joint 11 in a protruding mode, and correspondingly, the second clamping ring 221 capable of abutting against the first clamping ring 111 in the assembled state is arranged at the upper end of the plug part 22. The structure can provide radial limit outside the pipeline, and can prompt a user to install the position in place, so that the operation is convenient.

The inner wall of the extension joint 2 is provided with a sealing sheet 23 arranged along the circumferential direction, the sealing sheet 23 is positioned at the joint of the insertion part 22 and the horn-shaped structure 20, and the sealing sheet 23 is close to the lower end face of the pipe joint 11 in the assembled state. This structure provides radial ascending spacing within the pipeline on the one hand, on the other hand, improves the connection leakproofness between extension joint 2 and coupling 11, avoids water stain to leak.

The dishwasher of the embodiment comprises a box body, a water outlet is formed in the bottom of the box body, the dishwasher further comprises the water drain pipe assembly, and the second end of the water drain pipe 11 is communicated with the water outlet of the box body.

In the embodiment, the detachable extension joint 2 is arranged at the end part of the pipe joint 11 of the drain pipe 1, when the drain pipe 1 needs to be inserted into a floor drain for use, the horn-shaped structure of the extension joint 2 is good in stiffness and smoothness, and a larger drainage section can be kept, so that drainage smoothness is ensured, and the blocking risk is reduced; when need further be connected drain pipe 1 with structures such as other tee joints, with extension joint 2 from the drain pipe tip take off can, be convenient for dismouting and transportation, convenient to use.

Directional terms such as "front", "rear", "upper", "lower", "left", "right", "side", "top", "bottom", and the like are used in the description and claims of the present invention to describe various example structural portions and elements of the present invention, but these terms are used herein for convenience of description only and are determined based on example orientations shown in the drawings. Because the disclosed embodiments may be arranged in different orientations, these directional terms are for illustrative purposes only and should not be construed as limiting, and for example, "upper" and "lower" are not necessarily limited to orientations opposite or consistent with the direction of gravity.

Claims

1. A drain assembly for a dishwasher, comprising a drain pipe (1), a first end of the drain pipe (1) being provided with a pipe connection (11), characterized in that: still include extension joint (2), extension joint (2) detachably connects the first end at coupling (11), thereby the diameter of extension joint (2) increases gradually along the rivers direction and forms tubaeform structure (20) drain pipe (1) is rather than under the pipeline of low reaches joins in marriage the connection status mutually, the inner wall that the tip of tubaeform structure (20) is close to low reaches pipeline (A) is arranged.

2. The drain assembly for a dishwasher according to claim 1, wherein: a flow guide gap (200) is formed between the end part of the horn-shaped structure (20) and the inner wall of the downstream pipeline (A), and an opening (21) for allowing residues and waste water to pass through is formed in the side part of the horn-shaped structure (20).

3. The drain assembly for a dishwasher according to claim 2, wherein: the trumpet-shaped structure (20) comprises a first part (201) and a second part (202) connected with the lower end of the first part (201), the hardness of the second part (202) is smaller than that of the first part (201), the opening (21) is formed in the side portion of the first part (201), a first channel for residues and waste water to flow through is formed in the trumpet-shaped structure (20) under the condition that the drainage pipe (1) is connected with a downstream pipeline in an inserting and matching mode, and a second channel for residues and waste water to flow through is formed in a flow guide gap (200) between the outer portion of the second part (202) and the inner wall of the downstream pipeline (A).

4. A drain assembly for a dishwasher according to claim 1, 2 or 3, wherein: the extension joint (2) is provided with an insertion part (22) which can be inserted and connected with the pipe joint (11), and the insertion part (22) is connected to the upper end of the horn-shaped structure (20).

5. The drain assembly for a dishwasher according to claim 4, wherein: the periphery of coupling (11) is put in to grafting portion (22) cover and the tight fit connection between the two, the periphery wall epirelief of coupling (11) is equipped with first rand (111), and is corresponding, the upper end of grafting portion (22) is provided with second rand (221) that can offset with first rand (111) under the state of finishing assembling.

6. The drain assembly for a dishwasher according to claim 4, wherein: the inner wall of the extension joint (2) is provided with a sealing sheet (223) arranged along the circumferential direction, the sealing sheet (223) is located at the joint of the insertion part (22) and the horn-shaped structure (20), and the sealing sheet (223) is close to the lower end face of the pipe joint (11) in the assembled state.

7. The utility model provides a dishwasher, includes the box, open the bottom half has the outlet, its characterized in that: the drain pipe (1) assembly as claimed in any one of claims 1 to 6, wherein the second end of the drain pipe (1) is in communication with a drain opening of the tank.