CN215717936U - Door lock device and household appliance - Google Patents

Abstract

The application discloses door lock device and domestic appliance, door lock device is applied to the equipment including the equipment main part and the door body, door lock device includes interconnect's elastic component and stopper: the first end of the elastic piece is fixedly arranged on the equipment main body, and the second end of the elastic piece is connected with the limiting block; under the condition that the elastic piece is in an initial state, the limiting block stops at the door body, so that the door body is limited between the limiting block and the equipment main body; under the condition that the elastic piece is in an elastic deformation state, the limiting block is not only blocked on the door body, so that the door body can be far away from the equipment main body. The door lock device is low in cost, convenient to assemble and high in efficiency.

Description

Door lock device and household appliance

Technical Field

The application relates to the technical field of door lock structures, in particular to a door lock device and a household appliance.

Background

With the popularization of household appliances and the popularization of policies of youth and youth, how to ensure the kitchen safety of family children is the research focus of various household appliance manufacturers. The child lock of the household appliance in the market at present mainly adopts an electronic or mechanical device, and the door body of the household appliance is locked by the child lock in the working process through program control or manual operation, so that the danger caused by the mistaken unlocking of children is avoided.

In the existing design, most household appliances adopt an electronic child lock, and a program is used for controlling a child lock switch, for example, a plurality of keys are pressed at the same time; or a mechanical device is used, but most of the devices adopt a spring structure and the like to achieve the automatic locking function. For the electronic child lock, the cost is high, and the requirement on the internal space structure of the household appliance is high; the mechanical child lock generally comprises a spring, plastic or metal plate, and has a complex structure, high assembly difficulty and high manufacturing cost.

SUMMERY OF THE UTILITY MODEL

The technical problem that this application mainly solved provides a door lock device and domestic appliance to utilize simple and easy structure to realize automatic locking and unblock function.

In order to solve the technical problem, the application adopts a technical scheme that: the utility model provides a door lock device, door lock device is applied to the equipment including equipment main part and the door body, door lock device includes interconnect's elastic component and stopper: the first end of the elastic piece is fixedly arranged on the equipment main body, and the second end of the elastic piece is connected with the limiting block; under the condition that the elastic piece is in an initial state, the limiting block stops at the door body, so that the door body is limited between the limiting block and the equipment main body; under the condition that the elastic piece is in an elastic deformation state, the limiting block is not only blocked on the door body, so that the door body can be far away from the equipment main body.

The limiting block is provided with a limiting surface facing one side of the equipment main body, and at least part of the limiting surface is overlapped with the door body in the projection of the plane where the door body is located.

And one side of the limiting block, which is far away from the equipment main body, is provided with a guide inclined plane, and the guide inclined plane is intersected with the moving direction of the door body.

Wherein, the elastic piece is of a sheet structure.

Wherein, the elastic component is including backup pad, connecting plate and the mounting panel that connects gradually, the connecting plate connect respectively in the backup pad with the mounting panel, the backup pad with the mounting panel is respectively certainly the connecting plate extends to opposite direction, the backup pad is kept away from the one end of connecting plate with the stopper is connected.

Wherein the connecting plate is perpendicular to the support plate and the mounting plate, respectively; and/or the mounting plate is provided with a mounting hole.

Wherein, be provided with location portion on the mounting panel.

The elastic piece is a metal piece, and the limiting block is a plastic piece.

And the elastic piece and the limiting block are integrally formed by injection molding.

In order to solve the above technical problem, another technical solution adopted by the present application is: there is provided a household appliance including an appliance main body, a door body, and the door lock device of any of the above embodiments.

The beneficial effect of this application is: be different from prior art's condition, the door lock device of this application is applied to the equipment including the equipment main part and the door body, door lock device includes interconnect's elastic component and stopper, the first end of elastic component is used for fixed mounting in with a body complex equipment main part, the second end and the stopper of elastic component are connected, under the condition that the elastic component is in initial condition, the stopper backstop is in the door body, make the door body restrict between stopper and equipment main part, can not be pulled open in order to guarantee the door body, and under the condition that the elastic component is in the elastic deformation state, the stopper is more than keeping off in the door body, make the door body can keep away from equipment main part, then can realize the automatic function of locking and unblock of the door body through simple and easy structure, door lock device is with low costs, the equipment is convenient, high efficiency.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:

FIG. 1 is a schematic structural diagram of an embodiment of a door latch apparatus provided herein;

fig. 2 is an assembly schematic view of the door lock device and the apparatus main body;

fig. 3 is a schematic structural view of a door body of the apparatus having the door lock device in a closed state;

FIG. 4 is a detail view of the door lock assembly of FIG. 3;

fig. 5 is a schematic structural view of a door body of the apparatus having the door lock device in an open state.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the specific embodiments described herein are merely illustrative of the application and are not limiting of the application. It should be further noted that, for the convenience of description, only some of the structures related to the present application are shown in the drawings, not all of the structures. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Referring to fig. 1 to 5, fig. 1 is a schematic structural diagram of an embodiment of a door lock device provided in the present application, fig. 2 is an assembly schematic diagram of the door lock device and an apparatus main body, fig. 3 is a schematic structural diagram of a door body of an apparatus having the door lock device in a closed state, fig. 4 is a detailed structural diagram of the door lock device in fig. 3, and fig. 5 is a schematic structural diagram of the door body of the apparatus having the door lock device in an open state. In this embodiment, the door lock device 10 is applied to an apparatus including an apparatus main body 20 and a door body 22, the door lock device 10 is mounted on the apparatus main body 20, one side of the apparatus main body 20 is opened, and the door body 22 is movably mounted on the apparatus main body 20 and can open or close the opening of the apparatus main body 20.

Specifically, the door lock device 10 includes an elastic member 100 and a stopper 102 that are connected to each other, a first end of the elastic member 100 is used for being fixedly mounted on the device main body 20 that is matched with the door body 22, a second end of the elastic member 100 is connected with the stopper 102, when the elastic member 100 is in an initial state, the stopper 102 is stopped at the door body 22, so that the door body 22 is limited between the stopper 102 and the device main body 20, to ensure that the door body 22 cannot be pulled apart, and when the elastic member 100 is in an elastic deformation state, the stopper 102 is not stopped at the door body 22, so that the door body 22 can be away from the device main body 20, that is, the door body 22 can be pulled apart.

The door lock device 10 of the present application is applied to an apparatus including an apparatus main body 20 and a door body 22, and is installed on the apparatus main body 20, and the door body 22 is opened and closed by the door lock device 10; specifically, the door lock device 10 includes an elastic member 100 fixedly mounted on the device main body 20 engaged with the door body 22, one end of the elastic member 100 away from the device main body 20 is connected with a stopper 102, the elastic member 100 is engaged with the stopper 102, and when the elastic member 100 is in an initial state, the stopper 102 is stopped at the door body 22, so that the door body 22 is limited between the stopper 102 and the device main body 20, so as to ensure that the door body 22 cannot be opened, and when the elastic member 100 is in an elastic deformation state, the stopper 102 is not stopped at the door body 22, so that the door body 22 can be away from the device main body 20, that is, the door body 22 can be opened. Compared with the electronic or spring type door lock structure adopted in the prior art, the door lock device 10 has the advantages of simple structure, low manufacturing cost and convenient assembly, and can realize locking and unlocking functions quickly.

Further, a limiting surface 1020 is arranged on one side of the limiting block 102 facing the device main body 20, and a projection of at least a part of the limiting surface 1020 on a plane where the door body 22 is located overlaps with the door body 22. As shown in fig. 3 and 4, since the projection of at least part of the limiting surface 1020 on the plane where the door body 22 is located overlaps with the door body 22, the limiting surface 1020 and the door body 22 form interference, and the limiting block 102 barbs the door body 22, so that it can be ensured that the door body 22 cannot be pulled open.

It can be understood that, in the process of switching from the closed state of the door body 22 shown in fig. 3 to the open state of the door body 22 shown in fig. 5, an acting force may be applied upwards to the limit block 102, the limit block 102 moves upwards under the action of the acting force, and due to the connection between the elastic member 100 and the limit block 102, the limit block 102 may drive the elastic member to deform elastically in the process of moving upwards, and at this time, the limit block 102 cannot be stopped at the door body 22, so that the door body 22 may be away from the device body 20.

Further, a guide inclined surface 1022 is disposed on a side of the stopper 102 away from the apparatus main body 20, and the guide inclined surface 1022 intersects with the moving direction of the door body 22. It can be understood that, in the process of switching from the opening state of the door body 22 shown in fig. 5 to the closing state of the door body 22 shown in fig. 3, since the guide inclined surface 1022 is disposed on the side of the stopper 102 away from the apparatus main body 20, and the guide inclined surface 1022 intersects with the moving direction of the door body 22, the guide inclined surface 1022 of the stopper 102 is contacted first in the process that the door body 22 moves towards the apparatus main body 20, and then when the door body 22 continues to move towards the apparatus main body 20, the stopper 102 is jacked up along the guide inclined surface 1022, so that the door body 22 can continue to move towards the apparatus main body 20 to be finally in the closing state.

In one embodiment, the elastic member 100 is a sheet-like structure. It can be understood that by providing the elastic member 100 as a sheet-like structure, the elastic member 100 has a superior bending property and is easily mounted on the apparatus body 20.

Further, the elastic member 100 comprises a supporting plate 1000, a connecting plate 1002 and a mounting plate 1004 which are connected in sequence, the connecting plate 1002 is connected to the supporting plate 1000 and the mounting plate 1004 respectively, the supporting plate 1000 and the mounting plate 1004 extend from the connecting plate 1002 in opposite directions respectively, and one end of the supporting plate 1000 away from the connecting plate 1002 is connected to the limiting block 102.

Further, the connection plate 1002 is perpendicular to the support plate 1000 and the mounting plate 1004, respectively. By sequentially connecting the supporting plate 1000, the connecting plate 1002 and the mounting plate 1004 and respectively connecting the connecting plate 1002 perpendicularly to the supporting plate 1000 and the mounting plate 1004, the elastic member 100 forms a stepped structure, which facilitates better matching of the elastic member 100 and the apparatus body 20 when the door lock device 10 is mounted, and the mounting efficiency is high.

Further, the mounting plate 1004 is provided with mounting holes 1006. Specifically, the mounting plate 1004 is provided with a mounting hole 1006, and a corresponding position on the device body 20 is also provided with a connecting hole, so that the elastic member 100 can be detachably connected to the device body 20 through the mounting hole 1006 and the connecting hole. The mounting plate 1004 is fastened to the apparatus main body 20 by screws, so that when the door lock device 10 is mounted or dismounted, the whole mounting or dismounting of the door lock device 10 can be realized by only screwing or dismounting the screws at corresponding positions, and the door lock device is simple and convenient.

Further, the mounting plate 1004 is provided with a positioning portion 1008. For example, at least two positioning portions 1008 may be provided, the positioning portions 1008 are positioning posts provided on the mounting plate 1004, and positioning grooves having a shape adapted to the positioning portions 1008 are provided at corresponding positions of the apparatus main body 20. It can be understood that, when the door lock device 10 is installed on the apparatus main body 20, the two positioning portions 1008 on the installation plate 1004 are installed into the two corresponding positioning grooves on the apparatus main body 20, and then the installation plate 1004 is fastened on the apparatus main body 20 by screws, so that the door lock device 10 can be prevented from rotating when the screws are screwed, and the installation efficiency can be ensured.

In one embodiment, the resilient member 100 is a metal member and the stopper 102 is a plastic member. It can be understood that, in the process of switching from the door body 22 being in the open state to the door body 22 being in the closed state, the door body 22 may touch the limiting block 102, and therefore, the limiting block 102 is made of a plastic material, so that the door body 22 is prevented from being damaged when the door body 22 touches the limiting block 102; in the actual use process of the elastic member 100, along with the opening and closing of the door 22, the elastic member 100 needs to be deformed frequently, so that the elastic member 100 is made of a metal material, so that the elastic member 100 has high bending performance, and the service life of the door lock device 10 is prolonged.

Further, the elastic member 100 and the stopper 102 are integrally injection molded. Because the elastic member 100 is made of metal and the stopper 102 is made of plastic, in the manufacturing process of the door lock device 10, the elastic member 100 needs to be formed by stamping and bending, then the elastic member 100 is put into an injection molding machine, the stopper 102 is formed at one end of the elastic member 100, and the door lock device 10 is produced by integrated injection molding.

Of course, in other embodiments, the elastic member 100 and the stopper 102 may be made of other materials, for example, the elastic member 100 and the stopper 102 are made of metal, and at this time, the elastic member 100 and the stopper 102 may also be an integrated structure.

In this embodiment, the door lock device 10 includes the elastic component 100 and the stopper 102 that are connected to each other, and the door lock device 10 is an integrated structure, and the door lock device 10 of the integrated structure can ensure the structural strength of the elastic component 100 and the stopper 102, and is simple to process, low in cost, and easy to popularize.

Of course, in other embodiments, the elastic member 100 and the stopper 102 may also be riveted, snap-fit, or the like, so as to facilitate replacement when a certain component is damaged.

In another aspect of the present application, the present application further provides a household appliance, as shown in fig. 3 and 5, specifically, the household appliance includes an apparatus main body 20, a door body 22, and the door lock device 10 according to any one of the above embodiments.

For the specific structure of the door lock device 10, refer to fig. 1-5 and the related text of the above embodiments.

It should be noted that the household electrical appliance of the present application may be an oven, a microwave oven, a washing machine, etc., and the door lock device 10 of the above embodiment has strong versatility, and may be applied to a household electrical appliance with a side door, such as an oven, etc., to achieve the automatic locking and unlocking functions of the door body through a simple structure.

Referring to fig. 1 to 5, in an embodiment, the household appliance may be an oven, including: an apparatus body 20, one side of the apparatus body 20 being open; the door body 22 is movably mounted on the equipment main body 20, and can open or close the opening of the equipment main body 20; and the door-lock apparatus 10 of any of the above embodiments, the door-lock apparatus 10 is mounted on the apparatus main body 20, and has the advantageous effects of the door-lock apparatus 10 of any of the above embodiments.

In fig. 3, the door 22 of the oven is in a closed state, and at this time, the limit block 102 of the door lock device 10 barbs the door, so as to ensure that the door 22 cannot be pulled open. When the door needs to be opened, the limiting block 102 is a plastic piece, the finger upwards pushes against the limiting block 102, the elastic piece 100 is a metal sheet, the elastic piece 100 is upwards curled, the limiting block 102 does not hook the door body 22 any more at this time, and the door body 22 can be opened by pulling the handle of the door body 22. When the door needs to be closed, the door body 22 contacts the guide slope 1022 of the stopper 102 first, and when the door body 22 continues to be closed, the door body 22 pushes the stopper 102 upward along the guide slope 1022, so that the door body 22 can continue to be closed to a final closed state. The oven of this embodiment, from the principle starting, utilize the elasticity of foil and the guide structure of working of plastics, the pure mechanical type door lock device 10 of design can avoid children user to open a body 22 by mistake and scald, reaches guarantee safe purpose, and door lock device 10 is with low costs, and the equipment is convenient, efficient.

In this application, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In the description of the present application, it is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or unit must have a specific direction, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present application.

In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (10)

1. The utility model provides a door lock device which characterized in that, door lock device is applied to the equipment including equipment main part and the door body, door lock device includes interconnect's elastic component and stopper:

the first end of the elastic piece is fixedly arranged on the equipment main body, and the second end of the elastic piece is connected with the limiting block; under the condition that the elastic piece is in an initial state, the limiting block stops at the door body, so that the door body is limited between the limiting block and the equipment main body; under the condition that the elastic piece is in an elastic deformation state, the limiting block is not only blocked on the door body, so that the door body can be far away from the equipment main body.

2. The door-lock apparatus according to claim 1,

the limiting block is provided with a limiting surface facing one side of the equipment main body, and at least part of the limiting surface is overlapped with the door body in the projection of the plane where the door body is located.

3. The door-lock apparatus according to claim 1,

and one side of the limiting block, which is far away from the equipment main body, is provided with a guide inclined plane, and the guide inclined plane is intersected with the moving direction of the door body.

4. The door-lock apparatus according to claim 1,

the elastic piece is of a sheet structure.

5. The door-lock apparatus according to claim 4,

the elastic component is including backup pad, connecting plate and the mounting panel that connects gradually, the connecting plate connect respectively in the backup pad with the mounting panel, the backup pad with the mounting panel is certainly respectively the connecting plate extends to opposite direction, the backup pad is kept away from the one end of connecting plate with the stopper is connected.

6. The door-lock apparatus according to claim 5,

the connecting plate is respectively perpendicular to the supporting plate and the mounting plate; and/or the mounting plate is provided with a mounting hole.

7. The door-lock apparatus according to claim 6,

the mounting plate is provided with a positioning part.

8. The door-lock apparatus according to any one of claims 1 to 7,

the elastic piece is a metal piece, and the limiting block is a plastic piece.

9. The door-lock apparatus according to claim 8,

the elastic piece and the limiting block are integrally formed in an injection molding mode.

10. A home appliance, characterized in that the home appliance comprises an appliance main body, a door body, and the door lock device according to any one of claims 1 to 9.

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