CN211270600U

CN211270600U - Door assembly and washing appliance

Info

Publication number: CN211270600U
Application number: CN201922114291.8U
Authority: CN
Inventors: 丘啸雄; 张林峰; 张宇
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-08-18
Anticipated expiration: 2029-11-28

Abstract

The utility model discloses a door subassembly and washing utensil, wherein the door subassembly includes interior door and observation window, and observation window detachable sets up the through-hole department at the interior door, and the observation window includes outer observation window and interior observation window, and the through-hole department of interior door is arranged in to the outward appearance observation window, sets up the sealing washer between the edge of interior observation window and the outward appearance observation window, and interior observation window passes through the sealed fixing of fastener on the interior door. Door subassembly in set up between observation window and the outward appearance observation window and hide the retaining ring, interior observation window and the flange butt that hides the retaining ring just seal through the sealing washer, finally it is fixed with interior observation window and interior door through the screw, the assembly methods is simple and convenient, sealed effect is more firm, promotes the life of door subassembly greatly.

Description

Door assembly and washing appliance

Technical Field

The utility model relates to a domestic appliance especially relates to a door subassembly and washing utensil.

Background

The transparent window of the small table type dishwasher which is popular in the market at present is fixed by gluing. This fixing method has some disadvantages that, if the amount of glue is small or the position is deviated, the strength of the fixing may be greatly reduced, which affects the assembly of the transparent window and thus the sealing performance of the dishwasher. Over time, the high temperature may more or less affect the glue, resulting in a de-positioning of the transparent window.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a door subassembly and washing utensil to solve the technical problem who mentions in the background art.

In order to achieve the above object, the present invention provides a door assembly and a washing appliance, which comprises:

the utility model provides a door subassembly, includes interior door and observation window, and observation window detachable sets up the through-hole department at the interior door, and the observation window includes outer observation window and interior observation window, and the through-hole department of interior door is arranged in to the outward appearance observation window, sets up the sealing washer between the edge of interior observation window and the outward appearance observation window, and interior observation window passes through the sealed fixing of fastener on the interior door.

Furthermore, the cross-section of sealing washer is the U type, and the outward appearance inspection window is arranged in the opening of sealing washer, and a lateral wall of sealing washer is arranged between interior inspection window and outward appearance inspection window, and another lateral wall of sealing washer is arranged between interior door and outward appearance inspection window.

Further, the observation window still includes and hides the retaining ring, and the tip that hides the retaining ring turns over outwards and forms the flange, and interior observation window cup joints and shelters from the circle outside, and the opening of interior observation window and the flange butt that hides the retaining ring, outward appearance observation window and flange are all arranged in the opening of sealing washer.

Furthermore, annular ribs are arranged on the inner groove and the outer side wall of the sealing ring.

Furthermore, a limiting structure is arranged at the through hole of the inner door, and the sealing ring is arranged in the limiting structure.

Furthermore, limit structure is including setting up the first spacing collar in the door through-hole periphery and at the inboard second spacing collar of first spacing collar, and the outer wall and the first spacing collar contact of sealing washer, the lateral wall restriction of sealing washer between first spacing collar and second spacing collar, the thickness of the highly less than or equal to sealing washer lateral wall of second spacing collar.

Furthermore, the outer observation window is a circular glass plate, and the inner observation window is of a cylindrical structure made of a plastic material.

Furthermore, the fastening device is a screw, the outer wall of the inner observation window is provided with a plurality of fixing platforms, the inner door at the position corresponding to the fixing platforms is provided with a plurality of threaded columns, and the screw penetrates through the fixing platforms and is fixed on the threaded columns so as to fix the inner observation window on the inner door.

Furthermore, a plurality of fixed stations are along the circumference evenly distributed of interior observation window, wherein set up the alignment hole on the interior observation window of at least one fixed station one side, set up on the interior door with the alignment hole cooperation reference column of using.

A washing appliance comprises a shell and a door assembly, wherein a washing cavity is arranged in the shell, the shell is hinged with one end of the door assembly, the door assembly covers the washing cavity, and the door assembly is the door assembly.

The utility model discloses a door subassembly and washing utensil have following advantage:

transparent observation window of door subassembly saved and beaten gluey technology to simplify the step of installation and the degree of difficulty of installation, the door subassembly sets up between observation window and the outward appearance observation window in and hides the retaining ring, interior observation window and the flange butt that hides the retaining ring and sealed through the sealing washer, finally will interior observation window and interior door through the screw fixed, the assembly mode is simple and convenient, sealed effect is more firm, promotes the life of door subassembly greatly.

Drawings

Fig. 1 is a schematic structural view of the door assembly of the present invention;

fig. 2 is a cross-sectional view of the door assembly of the present invention;

fig. 3 is an enlarged view of the structure within the circle of fig. 2.

The reference numbers in the figures illustrate: 1. an inner door; 11. a first spacing collar; 12. a second limit ring; 2. an internal observation window; 21. a fixed table; 22. aligning holes; 3. a blocking ring; 31. a flange; 4. an outer observation window; 5. a seal ring; 51. a rib; 6. and (4) screws.

Detailed Description

In order to better understand the purpose, structure and function of the present invention, a door assembly and a washing device of the present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1-2, the utility model discloses a door subassembly, including interior door 1 and observation window, set up the through-hole of fixed observation window on the interior door 1, the observation window includes outer observation window 4, shelter from circle 3 and interior observation window 2, outer observation window 4 is circular platelike structure, interior observation window 2 is circular cell body, it hides retaining ring 3 to set up between interior observation window 2 and the outward appearance observation window 4, the tip that shelters from circle 3 is rolled over outwards and is formed flange 31, interior observation window 2 cup joints in the 3 outsides of hiding retaining ring, the opening of interior observation window 2 and the flange 31 butt that shelters from circle 3, it fixes on interior door 1 through screw 6 with interior observation window 2 at last.

In order to form a good sealing effect, a sealing ring 5 is arranged between the observation window and the inner door 1, the section of the sealing ring 5 is U-shaped, the opening of the sealing ring 5 faces the outer observation window 4, when the sealing ring is installed, the outer observation window 4 and the flange 31 are arranged in the opening of the sealing ring 5, one side wall of the sealing ring 5 is arranged between the inner observation window 2 and the flange 31, and the other side wall of the sealing ring 5 is arranged between the inner door 1 and the outer observation window 4.

In order to prevent the sealing ring 5 from deviating in the installation process, a limiting structure is arranged at the through hole of the inner door 1, and the sealing ring 5 is arranged in the limiting structure.

As shown in fig. 3, limit structure is including setting up the first spacing collar 11 of annular in interior door 1 through-hole periphery, and the outer wall and the contact of first spacing collar 11 of sealing washer 5 can be effectual with sealing washer 5 restriction in certain extent through setting up first spacing collar 11 to guarantee the accuracy of assembly.

The limiting structure further comprises a second limiting ring 12 arranged on the inner side of the first limiting ring 11, the side wall of the sealing ring 5 is limited between the first limiting ring 11 and the second limiting ring 12, and the height of the second limiting ring 12 is smaller than or equal to the thickness of the side wall of the sealing ring 5.

Considering the assembly tolerance of the inner observation window 2, the outer observation window 4 and the blocking ring 3, the annular ribs 51 are arranged on the side walls of the inner groove and the outer groove of the sealing ring 5, and the design utilizes the deformability of the rubber which is the material of the sealing ring 5, so that the inner observation window 2, the outer observation window 4 and the blocking ring 3 can be perfectly assembled together, and the relative sliding and displacement among the inner observation window 2, the outer observation window 4 and the blocking ring 3 can be prevented.

The outer observation window 4 is a circular glass plate, and the inner observation window 2 is made of plastic material.

Set up a plurality of fixed stations 21 on the outer wall of interior observation window 2, set up a plurality of screw thread posts on the interior door 1 with the fixed station 21 corresponding position, screw 6 passes fixed station 21 and fixes on the screw thread post to fix interior observation window 2 on interior door 1, thereby realize the fixed of observation window.

A plurality of fixed stations 21 are along the circumference evenly distributed of interior observation window 2, set up counterpoint hole 22 on the interior observation window 2 of at least one fixed station 21 one side wherein, set up on the interior door 1 with the reference column that counterpoint hole 22 cooperation was used, promote the assembly precision of observation window through setting up counterpoint hole 22 and reference column.

The door subassembly that this application provided can be widely used in various equipment that have an observation window, for example: dishwashers, washing machines, and the like.

The utility model also provides a washing utensil, including shell and door subassembly, set up the washing chamber in the shell, the shell is articulated with door subassembly one end, and the door subassembly lid closes the washing chamber, and the door subassembly is foretell door subassembly.

The transparent observation window of this door subassembly has saved the technology of gluing to simplify the step of installation and the degree of difficulty of installation, the door subassembly sets up between observation window 2 in and the outward appearance observation window 4 and hides retaining ring 3, and interior observation window 2 just seals through sealing washer 5 with the flange 31 butt that shelters from ring 3, and it is fixed with interior observation window 2 and interior door 1 finally through screw 6, and the assembly mode is simple and convenient, and sealed effect is more firm, promotes the life of door subassembly greatly.

It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof 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, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.

Claims

1. The utility model provides a door subassembly, includes interior door (1) and observation window, and observation window detachable sets up the through-hole department at interior door (1), and its characterized in that, observation window include outer observation window (4) and interior observation window (2), and the through-hole department of interior door (1) is arranged in outward appearance observation window (4), sets up sealing washer (5) between the edge of interior observation window (2) and outward appearance observation window (4), and interior observation window (2) pass through the sealed fixing of fastener on interior door (1).

2. A door assembly according to claim 1, wherein the gasket (5) is U-shaped in cross-section, the outer window (4) is disposed in the opening of the gasket (5), one side wall of the gasket (5) is disposed between the inner window (2) and the outer window (4), and the other side wall of the gasket (5) is disposed between the inner door (1) and the outer window (4).

3. The door assembly according to claim 2, wherein the observation window further comprises a blocking ring (3), the end of the blocking ring (3) is folded outwards to form a flange (31), the inner observation window (2) is sleeved outside the blocking ring (3), the opening of the inner observation window (2) is abutted to the flange (31) of the blocking ring (3), and the outer observation window (4) and the flange (31) are both arranged in the opening of the sealing ring (5).

4. A door assembly according to claim 2 or 3, wherein the gasket (5) is provided with annular ribs (51) on both the inner groove and the outer side wall.

5. A door assembly according to claim 1, wherein a limiting structure is provided at the through hole of the inner door (1), and the sealing ring (5) is arranged in the limiting structure.

6. The door assembly according to claim 5, wherein the limiting structure comprises a first limiting ring (11) and a second limiting ring (12), the first limiting ring (11) is arranged in the shape of a ring on the periphery of the through hole of the inner door (1), the second limiting ring (12) is arranged on the inner side of the first limiting ring (11), the outer wall of the sealing ring (5) is in contact with the first limiting ring (11), the side wall of the sealing ring (5) is limited between the first limiting ring (11) and the second limiting ring (12), and the height of the second limiting ring (12) is smaller than or equal to the thickness of the side wall of the sealing ring (5).

7. A door assembly according to claim 1, wherein the outer viewing window (4) is a circular glass panel and the inner viewing window (2) is a cylindrical structure made of a plastics material.

8. The door assembly according to claim 1, wherein the fastening means is a screw (6), a plurality of fixing platforms (21) are provided on the outer wall of the inner observation window (2), a plurality of threaded columns are provided on the inner door (1) at positions corresponding to the fixing platforms (21), and the screw (6) passes through the fixing platform (21) and is fixed on the threaded columns to fix the inner observation window (2) on the inner door (1).

9. The door assembly according to claim 8, wherein a plurality of the fixing platforms (21) are uniformly distributed along the circumference of the inner observation window (2), wherein the inner observation window (2) on one side of at least one of the fixing platforms (21) is provided with an alignment hole (22), and the inner door (1) is provided with an alignment column which is matched with the alignment hole (22).

10. A washing appliance comprising a housing in which a washing chamber is located, the housing being hinged to one end of a door assembly, and a door assembly which covers the washing chamber, wherein the door assembly is as claimed in any one of claims 1 to 9.