CN218716178U

CN218716178U - Automatic type cooking utensil opens door

Info

Publication number: CN218716178U
Application number: CN202222638871.9U
Authority: CN
Inventors: 傅平; 李运胜; 刘昌林
Original assignee: Shenzhen Casdon Electrical Appliance Co ltd
Current assignee: Shenzhen Casdon Electrical Appliance Co ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-03-24
Anticipated expiration: 2032-09-30

Abstract

The utility model provides an automatic door-opening type cooking appliance, which comprises a cooking box body and a door body, wherein the bottom side edge of the door body is rotatably connected with the bottom side edge of the cooking box body by a first axis; the perpendicular side of the door body is equipped with butt portion the culinary art box with be equipped with automatic door opening assembly between the butt portion, automatic door opening assembly includes: the angle rotating device is fixed on one side surface of the cooking box body and comprises a driving shaft with a second axis, and the second axis is parallel to the first axis; a rotating member having a first end fixedly connected to the drive shaft and a second end extending to the abutment portion; and the force applying piece is arranged at the second tail end of the rotating piece and is abutted against the abutting part. The automatic door opening function of the cooking utensil is realized by adopting the automatic door opening assembly, and the automatic door opening assembly has the advantages of simple overall structure, low realization cost, reliable structure and the like.

Description

Automatic type cooking utensil opens door

Technical Field

The utility model belongs to the technical field of the domestic appliance technique and specifically relates to an automatic type cooking utensil opens door is related to.

Background

Domestic kitchen appliances such as steam ager, oven, microwave oven are including producing the culinary art box that high temperature was cooked to food and rotatable setting at the door body of culinary art box one side, set up the handle and come the manual operation door body to open or close relatively the culinary art box on the door body usually. However, the handle protrudes from the outer surface of the door body, which not only affects the overall appearance of the product, but also causes the product to have a larger overall size.

Therefore, an automatic door opening design that a handle is not arranged on a door body also appears in the prior art. For example, the oven disclosed in chinese patent CN2022210605621 includes a box body and a box door, wherein a driving mechanism, a screw rod driven by the driving mechanism, and a connecting block connected with the screw rod in a sliding fit are mounted on the box body, a pull arm is connected between the connecting block and the box door, the screw rod driven by the driving mechanism rotates relative to the connecting block, and then the pull arm pushes or pulls the box body to open or close. The overall structure of this technical scheme is comparatively complicated, and the single arm-drag is fixed continuous with the chamber door and is makeed the unable closure of chamber door under the outage state, and the lead screw exposes to set up and takes place the jamming because of reasons such as foreign matter entering easily, and the reliability is relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an automatic type cooking utensil opens door utilizes simple structure, the reliable operation's automatic function of opening the door that automatic subassembly realized cooking utensil.

The utility model provides an automatic door-opening type cooking appliance, which comprises a cooking box body and a door body, wherein the bottom side edge of the door body is rotatably connected with the bottom side edge of the cooking box body by a first axis; the perpendicular side of the door body is equipped with butt portion the culinary art box with be equipped with automatic door opening assembly between the butt portion, automatic door opening assembly includes: the angle rotating device is fixed on one side surface of the cooking box body and comprises a driving shaft with a second axis, and the second axis is parallel to the first axis; a rotating member having a first end fixedly connected to the drive shaft and a second end extending to the abutment portion; and the force applying piece is arranged at the second tail end of the rotating piece and is abutted against the abutting part.

In some preferred embodiments, the force applying member and the rotating member are of an integrally formed structure or a separate assembly structure.

In some preferred embodiments, the second end of the rotating member has a second assembling hole, and a pivot shaft is disposed in the second assembling hole and fixedly connected to the force applying member.

In some preferred embodiments, the force application member is arc-shaped, spherical or cylindrical and made of silicone or rubber.

In some preferred embodiments, the rotating member has at least one bent portion, so that the rotating member is attached to the outer side surface of the cooking box and extends to the door body.

In some preferred embodiments, the automatic door opening assembly further comprises a support base, and the angular rotating device is fixedly mounted at a side of the cooking chamber through the support base.

In some preferred embodiments, the angular rotation device is a worm gear motor.

In some preferred embodiments, when the door body is closed on the cooking box body, the urging member abuts against a first position of the abutting portion, and the first position is located above the center of gravity of the door body and close to the top side edge of the door body.

In some preferred embodiments, the automatic door opening assembly further includes a first limiting column disposed above the driving shaft, and when the force application member abuts on the first position, the rotating member is in limiting engagement with the first limiting column.

In some preferred embodiments, the automatic door opening assembly further comprises a second limit post disposed below the driving shaft; when the rotating piece is in limit fit with the second limiting column, the force application piece is abutted to a second position of the abutting portion, and the second position is located below the gravity center of the door body.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses an automatic subassembly that opens a door realizes cooking utensil's the automatic function of opening a door, and the automatic component part of the subassembly that opens a door is less, and overall structure is simple, realizes that the cost is lower. The angle rotating device is not easy to lose effectiveness due to external interference only by exposing the driving shaft outside, thereby being beneficial to improving the working reliability. And, the second end of rotating member passes through application of force piece butt on the door body, does not have structure fixed connection between the butt portion of application of force piece and the door body, lets application of force piece butt separation relatively for the door body can not rely on the automatic subassembly that opens the door to open and shut the operation under the outage state, in order to satisfy the diversified in-service use demand of user.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the cooking appliance disclosed in the present invention.

Fig. 2 is a schematic exploded view of fig. 1.

Fig. 3 is an exploded view of the automatic door opening assembly.

Fig. 4 is a schematic structural view of the cooking appliance in a state where the door is closed.

Fig. 5 is a schematic structural diagram of the cooking appliance in a state where the door is opened, and a dotted line indicates a position of the rotary member in a state where the door is closed.

Fig. 6 is an enlarged schematic view of a portion Z in fig. 5.

Detailed Description

To further clarify the technical solutions and effects adopted by the present application to achieve the intended purpose, the following detailed description is given with reference to the accompanying drawings and preferred embodiments according to the present application. In the following description, different "one embodiment" or "an embodiment" refers to not necessarily the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

Referring to fig. 1 to 6, the present invention provides an automatic door-opening cooking device (abbreviated as "cooking device"), which may be a steam box, an oven, a microwave oven, or other household kitchen appliances. The cooking appliance comprises a cooking box body 1 and a door body 2, wherein the cooking box body 1 is used for cooking food at high temperature, and the bottom side edge of the door body 2 is rotatably connected with the bottom side edge of the cooking box body 1 by a first axis; the perpendicular side of the door body 2 is equipped with butt portion 21, is equipped with automatic door opening assembly 3 between the butt portion 21 of the culinary art box 1 and the door body 2, utilizes automatic door opening assembly 3 to provide and opens the function in order to realize automatic opening the door to the relative culinary art box 1 of the door body 2 to convenience of customers uses in the operation.

Specifically, the automatic door opening assembly 3 includes: the angle rotating device 31 is fixed on one side surface of the cooking box body 1, the angle rotating device 31 comprises a driving shaft 311 with a second axis, and the second axis is parallel to the first axis, namely the axis of the driving shaft 311 is parallel to the rotating axis when the door body 2 is opened and closed relative to the cooking box body 1; a rotary member 32 having a first end fixedly connected to the drive shaft 311 and a second end extending to the contact portion 21 of the door body 2; and an urging member 33 provided at the second end of the rotary member 32 and abutting against the abutting portion 21.

The driving shaft 311 of the angle rotating device 31 drives the rotating member 32 to rotate, and the urging member 33 abuts against the abutting portion 21 of the door 2 to push the bottom side of the door 2 to rotate around the first axis, so that the door 2 is opened relative to the cooking cabinet 1 to realize the automatic door opening function.

The utility model discloses an automatic subassembly of opening a door realizes cooking utensil's the automatic function of opening a door, and the automatic component part of the subassembly of opening a door is less, and overall structure is simple, realizes that the cost is lower. In this case, only the driving shaft 311 of the angle rotating device 31 is exposed, and is not easily interfered by the outside to fail, thereby improving the operational reliability. Moreover, the second end of the rotating member 32 is abutted against the door body 2 through the force application member 33, the force application member 33 is not structurally fixedly connected with the abutting part 21 of the door body 2, and the force application member 33 can be separated relative to the abutting part 21, so that the door body 2 can be opened and closed in a power-off state without depending on an automatic door opening assembly, and diversified practical use requirements of users can be met.

The abutting portion 21 is a portion where the vertical side of the door body 2 can contact the biasing member 33, so that the biasing member 33 can generate door opening thrust to the door body 2 through the abutting portion 21.

There are various embodiments of the angle turning device 31. For example, the angle rotating device 31 is one of commercially available worm and gear motors. The worm and gear motor mainly comprises a motor, a transmission case and a worm and gear transmission structure arranged in the transmission case, the worm is connected with an output shaft of the motor, and a driving shaft 311 is connected with the worm gear, so that a second axis of the driving shaft 311 is orthogonally staggered with the output shaft of the motor. For another example, the angle rotating device 31 includes a motor and a reduction gear set, one of the reduction gears is connected to an output shaft of the motor, the other of the reduction gears is connected to the driving shaft 311, and the driving shaft 311 is rotated by the motor through the reduction gear set.

The first end of the rotating member 32 has a first assembling hole 321, and after the end of the driving shaft 311 passes through the first assembling hole 321, the first end of the rotating member 32 is fixedly assembled and connected with the end of the driving shaft 311 by using a fixing member such as a rivet and a screw, so that the driving shaft 311 drives the rotating member 32 to rotate synchronously.

The urging member 33 functions to abut against the abutting portion 21 of the door body 2 to generate a thrust force to the abutting portion 21 to open the door body 2 during rotation of the rotary member 32. Therefore, the force applying member 33 and the rotating member 32 can be integrally formed, for example, the force applying member 33 is a folded edge or a protruding point of the second end of the rotating member 32; of course, the biasing member 33 and the rotating member 32 may be a separate assembly structure, and the biasing member 33 is assembled and connected to the second end of the rotating member 32. For example, the second end of the rotary member 32 has a second fitting hole 322, and the force application member 33 is fitted and connected to the second end of the rotary member 32 through the second fitting hole 322.

In order to reduce the possibility that the rotating member 32 protrudes out of the outer side surface of the cooking box 1, which affects the appearance of the cooking box 1 or is easily interfered by external foreign objects and is difficult to rotate, for this reason, the rotating member 32 has at least one bent portion 323, so that the rotating member 32 is correspondingly changed according to the specific shape of the outer side surface of the cooking box 1, is attached to the outer side surface of the cooking box 1 and extends to the door 2.

Preferably, a pivot shaft is disposed in the second mounting hole 322, and one end of the pivot shaft is fixedly connected to the force applying member 33, so that the force applying member 33 is rotatably mounted on the second end of the rotating member 32. The advantage of this structure is that, during the rotation of the rotating member 32, the biasing member 33 abuts against the abutting portion 21 of the door body 2, and the biasing member 33 rotates or rolls on the abutting portion 21 by using the pivot shaft, so as to prevent the biasing member 33 from scratching the abutting portion 21 and protect the door body 2.

Preferably, the force application member 33 is made of materials such as silicone rubber and rubber, and the shape is preferably an arc, a sphere or a cylinder which is beneficial to rolling, so as to further prevent the force application member 33 from scratching the abutting part 21 to protect the door body 2.

As shown in fig. 4, when the door 2 is closed on the cooking box 1, the biasing member 33 abuts against the first position a of the abutting portion 21, and the first position a is located above the center of gravity of the door 2 and close to the top side of the door 2, so that the biasing member 33 can apply a large moment to the abutting portion 21 during the rotation process, and the door 2 is more easily opened, thereby reducing the requirement on the power of the angular rotation device 31, and being beneficial to reducing the implementation cost.

In some preferred embodiments, the automatic door opening assembly 3 further includes a first limiting post 35 disposed above the driving shaft 311, and when the force applying member 33 abuts on the first position a of the abutting portion 21, the rotating member 32 is in limiting fit with the first limiting post 35, so that the rotating member 32 rotates in the first direction until the first limiting post 35 cannot rotate any more, and the angular rotation device 31 stops operating. Therefore, the first position a corresponds to an initial position of the biasing member 33 in the contact portion 21, and the biasing member 33 does not generate a door opening thrust to the contact portion 21 to open the door 2 when in the first position a.

In some preferred embodiments, the automatic door opening assembly 3 further includes a second position-limiting pillar 36 disposed below the driving shaft 311, so that the rotation member 32 stops working when rotating to the second position-limiting pillar 36 in the second direction, and the biasing member 33 abuts against the second position b of the abutting portion 21, and the second position b is located below the center of gravity of the door body 2. The advantage of this kind of structure is that stop work when angle rotating device 31 drives swivel 32 and rotates second spacing post 36 towards the second direction, lets door body 2 realize thoroughly opening according to self gravity to reduce angle rotating device 31's live time and practice thrift the energy consumption.

In an actual use scenario, if the door body 2 needs to be opened from the closed state shown in fig. 4 to the open state shown in fig. 5, the angle rotating device 31 is started to drive the rotating member 32 to start rotating in the second direction, and at this time, the biasing member 33 abuts against the first position a of the abutting portion 21 to start generating a door opening thrust to the abutting portion 21, so that the door body 2 starts to be opened relative to the cooking box body 1; with the increase of the rotation angle of the rotating member 32, the force applying member 33 gradually moves downward from the first position a in the abutting portion 21, and when the second limiting column 36 stops the operation of the angle rotating device 31, at this time, the force applying member 33 moves to the second position b in the abutting portion 21, so that the door body 2 can be completely opened according to its own gravity; finally, let angle rotating device 31 rotate to the rotating member 32 stop work when blockking by first spacing post 35 towards the first direction, let automatic door opening assembly 3 let the door body 2 open the operation back automatic re-setting at every turn, avoid producing the closed interference of the door body 2, also let the door body 2 closed provide the solution for cooking utensil under the outage state simultaneously.

In some preferred embodiments, the automatic door opening assembly 3 further includes a support base 34, and the angle rotating means 31 is fixedly mounted at a side of the cooking chamber 1 through the support base 34. For example, the circumferential side of the supporting seat 34 is assembled with the side of the cooking box 1 by a plurality of screws, the angle rotating device 31 is limited and pressed on the side of the cooking box 1 by the supporting seat 34, and the supporting seat 34 is provided with a clearance groove 341 corresponding to the driving shaft 311; alternatively, the angle rotating means 31 is directly fixed to the support base 34.

The first and second position-limiting

columns

35 and 36 may be directly disposed on the side of the cooking box 1, or may be disposed on the supporting base 34, but not limited thereto.

The utility model discloses a cooking utensil can save handle 22 on the door body 2 and reduce overall dimension, also can remain handle 22 on the door body 2, remains simultaneously and utilizes handle 22 to come the manual operation door body 2 and cooks the box relatively and open the function, satisfies the in-service use demand of user differentiation. Of course, the handle 22 may be designed to be hidden to optimize the overall appearance and reduce the overall size of the cooking device.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. An automatic door opening type cooking appliance comprises a cooking box body and a door body, wherein the bottom side edge of the door body is rotatably connected with the bottom side edge of the cooking box body through a first axis; its characterized in that, the perpendicular side of the door body is equipped with butt portion the culinary art box with be equipped with the automatic subassembly that opens the door between the butt portion, the automatic subassembly that opens the door includes:

the angle rotating device is fixed on one side surface of the cooking box body and comprises a driving shaft with a second axis, and the second axis is parallel to the first axis;

a rotating member having a first end fixedly connected to the drive shaft and a second end extending to the abutment portion;

and the force applying piece is arranged at the second tail end of the rotating piece and is abutted against the abutting part.

2. The automatic door opening cooking appliance according to claim 1, wherein the force applying member and the rotating member are of an integrally formed structure or a separately assembled structure.

3. The automatic door-opening cooking appliance according to claim 1, wherein the second end of the rotating member has a second fitting hole, and a pivot shaft is provided in the second fitting hole and fixedly connected to the force applying member.

4. The automatic door opening cooking appliance according to claim 1, wherein the force applying member is arc-shaped, spherical or cylindrical and made of silicone or rubber.

5. The automatic door opening type cooking appliance according to claim 1, wherein the rotating member has at least one bent portion so that the rotating member is attached to an outer side surface of the cooking cabinet and extends to the door.

6. The automatic door opening type cooking appliance according to claim 1, wherein the automatic door opening assembly further comprises a support base, and the angle rotating means is fixedly mounted at a side of the cooking housing through the support base.

7. The automatic door opening type cooking appliance according to claim 1, wherein the angle rotating means is a worm gear motor.

8. The automatic door opening cooking appliance according to claim 1, wherein the urging member abuts on a first position of the abutting portion which is located above a center of gravity of the door body and is close to a top side of the door body when the door body is closed on the cooking container body.

9. The automatic door-opening cooking appliance according to claim 8, wherein the automatic door-opening assembly further comprises a first position-limiting post disposed above the driving shaft, and the rotating member is in position-limiting engagement with the first position-limiting post when the force-applying member abuts against the first position.

10. The automatic door opening cooking appliance according to any one of claims 1 to 9, wherein the automatic door opening assembly further comprises a second stopper provided below the driving shaft; when the rotating piece is in limit fit with the second limiting column, the force application piece is abutted to a second position of the abutting portion, and the second position is located below the gravity center of the door body.