CN-122004707-A - Door body limiting device of dish washing machine and dish washing machine

CN122004707ACN 122004707 ACN122004707 ACN 122004707ACN-122004707-A

Abstract

The invention discloses a door body limiting device of a dish washer and the dish washer, the door body limiting device of the dish washer comprises an automatic door opening assembly, a door balancing assembly and a limiting assembly, wherein the automatic door opening assembly is used for opening a door body of the dish washer, the door balancing assembly comprises a door balancing elastic piece, the door balancing elastic piece is connected with a machine body of the dish washer and the door body, the door balancing elastic piece is used for enabling the door body to be kept at a current opening angle, and the limiting assembly is suitable for limiting a hinge of the door body when the automatic door opening assembly opens the door body to a preset opening angle so as to limit the opening angle of the door body to the preset opening angle. According to the door limiting device of the dish washer, disclosed by the embodiment of the invention, the risk of falling of the door body can be reduced, the safety is better, the opening angle of the door body can be limited to the preset opening angle after the door is automatically opened, and the drying effect is better.

Inventors

ZHANG LIPING
TAN DAWEN
LIN YU
LI GUOLIANG
ZHANG YIZHI
MO JIANGANG
JIN BO

Assignees

佛山市顺德区美的洗涤电器制造有限公司
美的集团股份有限公司

Dates

Publication Date: 20260512
Application Date: 20241112

Claims (12)

1. A door body limiting device of a dishwasher, comprising: an automatic door opening assembly for opening a door body of the dishwasher; The door balance assembly comprises a door balance elastic piece, wherein the door balance elastic piece is connected with the machine body of the dish washer and the door body, and is used for keeping the door body at the current opening angle; And the limiting assembly is suitable for limiting the hinge of the door body when the automatic door opening assembly opens the door body to a preset door opening angle so as to limit the door opening angle of the door body to the preset door opening angle.
2. The door check device of claim 1, wherein the check assembly includes a mating member and a check member, the mating member being movable relative to the body, the mating member having a mating recess for receiving the hinge such that the mating member moves in a first direction toward the check member during opening of the door to the predetermined door opening angle, the hinge rotates about a rotation axis in a first rotation direction, the first direction intersecting an extension direction of the hinge rotation axis; The matching piece comprises a limit matching part, the limit part is propped against the limit matching part when the opening angle of the door body is larger than or equal to the preset opening angle, and the limit part is separated from the limit matching part when the opening angle of the door body is smaller than the preset opening angle.
3. The door body limiting device of a dishwasher according to claim 2, wherein the limiting member includes a limiting elastic member and a limiting member, the limiting member is configured to abut against the limiting engagement portion, and the limiting elastic member is configured to apply an elastic force to the limiting member toward the limiting engagement portion in the first direction.
4. A door body limiting device of a dishwasher according to claim 3, comprising a mounting box provided with a first stop portion and a second stop portion arranged at intervals along the first direction, wherein the limiting member is movably arranged between the first stop portion and the second stop portion, and the limiting elastic member is positioned at one side of the limiting member facing away from the limiting mating portion and abuts against between the limiting member and the first stop portion, and in a state in which the mating member is separated from the limiting member, the limiting member abuts against the second stop portion.
5. The door body limiting device of a dishwasher according to claim 2, wherein the hinge is separated from the mating groove in a state in which an opening angle of the door body is greater than a set opening angle, the set opening angle being greater than or equal to the predetermined opening angle.
6. The door stopper of a dishwasher according to claim 5, further comprising a first rail and a second rail which are communicated, an extending direction of the first rail is parallel to the first direction, an extending direction of the second rail is intersected with the first direction, the second rail is connected with one end of the first rail and is positioned at a side of the first rail facing away from the hinge, the fitting has a first sliding portion and a second sliding portion, the first sliding portion is mounted to the first rail and is adapted to slide in a direction approaching the second rail during opening of the door, the second sliding portion is slidable along the first rail and the second rail, wherein, The second sliding part is positioned on the first track in a state that the opening angle of the door body is smaller than or equal to a preset opening angle, and the second sliding part is positioned on the second track in a state that the opening angle of the door body is larger than the preset opening angle.
7. The door body limiting device of a dishwasher of claim 5 or 6, wherein the groove side wall of the fitting groove includes opposite first and second groove walls, which are sequentially arranged along a movement direction of the fitting piece in a process that the door body is opened to the predetermined door opening angle, In a state that the opening angle of the door body is smaller than or equal to a preset opening angle, the first groove wall, the second groove wall and the projection part of the hinge along the first direction are overlapped; And when the opening angle of the door body is larger than the set opening angle, the projection of the second groove wall and the hinge along the first direction is staggered.
8. The door stopper of a dishwasher according to claim 6, wherein the stopper engaging portion is inclined to extend toward one side toward the second rail and close to the stopper member in the first direction in a state in which the second sliding portion is located at the first rail, and the stopper engaging portion is extended in a horizontal direction in a state in which the second sliding portion is located at the second rail.
9. The door body limiting device of a dishwasher according to claim 6, comprising a mounting box, wherein the mounting box comprises a box body and a cover body, the box body is provided with a first groove, the cover body is provided with a second groove, the cover body is covered on the box body, so that the first groove and the second groove are matched to form the first track and the second track, the first sliding part and the second sliding part respectively comprise convex parts respectively positioned at two sides of the matched piece, and the convex parts at two sides are respectively movably inserted into the first groove and the second groove.
10. The door body limiting apparatus of a dishwasher of claim 1, further comprising a door lock assembly for locking the door body and the machine body, the automatic door opening assembly and the hinge being arranged at a distance in a height direction of the dishwasher, the automatic door opening assembly including a housing mounted to one of the door body and the machine body, and a driving part and a push rod mounted in the housing, the driving part being connected to one end of the push rod, the other end of the push rod being adapted to extend out of the housing to apply a pushing force to the other of the door body and the machine body to drive the door lock assembly to be unlocked.
11. A dishwasher, comprising a body, a door and a door stop for the dishwasher according to any one of claims 1 to 10, the door comprising a door body and a hinge, the door body being rotatably connected to the body by means of the hinge, and the hinge having a mating protrusion adapted to mate with the stop assembly.
12. The dishwasher of claim 11, wherein the spacing assembly comprises a mating member movable relative to the housing, the mating member having a mating recess for receiving the mating protrusion, The movement path of the mating piece is at least partially located within the radius of rotation of the mating protrusion.

Description

Door body limiting device of dish washing machine and dish washing machine Technical Field The invention relates to the technical field of dish washers, in particular to a door limiting device of a dish washer and the dish washer. Background After the dish washer automatically washes the dishes, as the inside of the dish washer is a closed environment, if the dishes in the dish washer are not taken out for a long time, the residual water on the surfaces of the dishes can cause the problems of mildew, bacterial breeding and the like of the dishes. The automatic door opening technology of the dish washer is used in the field of dish washer drying, and after the dish washer automatically washes dishes, the door can be automatically opened at a certain angle, so that air inside and outside the dish washer circulates, water vapor inside the dish washer is discharged, and the purpose of drying the dishes is achieved. In the related art, the door body of the dish washer is easy to fall down quickly, so that the dish washer is crushed or even a user is crushed, and potential safety hazards exist. Disclosure of Invention The present invention aims to solve at least one of the technical problems existing in the prior art. Therefore, one object of the present invention is to provide a door body limiting device for a dishwasher, which makes the door body of the dishwasher not easy to fall down quickly, and has good safety. Another object of the present invention is to provide a dishwasher having the above-mentioned door body stopper. The door body limiting device of the dish washer comprises an automatic door opening assembly, a door balancing assembly and a limiting assembly, wherein the automatic door opening assembly is used for opening a door body of the dish washer, the door balancing assembly comprises a door balancing elastic piece, the door balancing elastic piece is connected with a machine body of the dish washer and the door body, the door balancing elastic piece is used for enabling the door body to be kept at a current opening angle, and the limiting assembly is suitable for limiting a hinge of the door body when the automatic door opening assembly opens the door body to a preset opening angle so as to limit the opening angle of the door body to the preset opening angle. According to the door body limiting device of the dish washer, disclosed by the embodiment of the invention, the risk of falling of the door body can be reduced by limiting the hinge through the limiting component, the safety is better, the opening angle of the door body can be limited to the preset opening angle after the door is automatically opened through the automatic opening component and the limiting component, and the drying effect is better. In addition, the door body limiting device of the dish washer according to the above embodiment of the present invention may further have the following additional technical features: According to some embodiments of the invention, the limiting assembly comprises a matching piece and a limiting part, the matching piece is movable relative to the machine body, the matching piece is provided with a matching groove used for accommodating the hinge, so that the matching piece moves in a direction close to the limiting part in a first direction during the process of opening the door body to the preset opening angle, the hinge rotates around a rotation axis in the first rotation direction, the first direction intersects with the extending direction of the rotation axis of the hinge, the matching piece comprises a limiting matching part, the limiting part abuts against the limiting matching part in the state that the opening angle of the door body is larger than or equal to the preset opening angle, and the limiting part is separated from the limiting matching part in the state that the opening angle of the door body is smaller than the preset opening angle. According to some embodiments of the invention, the limiting member includes a limiting elastic member and a limiting member, the limiting member is configured to abut against the limiting mating portion, and the limiting elastic member is configured to apply an elastic force to the limiting member in the first direction toward the limiting mating portion. According to some embodiments of the invention, the door body limiting device comprises a mounting box, the mounting box is provided with a first stop part and a second stop part which are arranged at intervals along the first direction, the limiting piece is movably arranged between the first stop part and the second stop part, the limiting elastic piece is positioned on one side of the limiting piece, which is opposite to the limiting matching part, and is abutted between the limiting piece and the first stop part, and in a state that the matching piece is separated from the limiting part, the limiting piece is abutted against the second stop part. According to some embodiments of the inventio