CN220308941U

CN220308941U - Cooking utensil

Info

Publication number: CN220308941U
Application number: CN202321941005.5U
Authority: CN
Inventors: 朱泽春; 唐磊; 赖七生; 邹凌风
Original assignee: Joyoung Co Ltd
Current assignee: Joyoung Co Ltd
Priority date: 2023-07-21
Filing date: 2023-07-21
Publication date: 2024-01-09
Anticipated expiration: 2033-07-21

Abstract

The utility model discloses a cooking utensil, which comprises a pot body and a pot cover, wherein the pot cover comprises a lining cover and a surface cover, the lining cover is hinged on the pot body through a hinge shaft, the hinge shaft is provided with a torsion spring, the torsion spring comprises a first torsion arm and a second torsion arm, the first torsion arm is arranged on the pot body, the top of the lining cover is provided with a first limiting structure for limiting the tail end of the second torsion arm, the surface cover is provided with a second limiting structure for limiting the second torsion arm, and the projection of the second limiting structure on the lining cover is positioned between the first limiting structure and the hinge shaft. The cooking utensil can prevent the second torsion arm from being excessively bent, so that the service life of the torsion spring is prolonged, and the uncovering effect is ensured.

Description

Cooking utensil

[ field of technology ]

The utility model relates to the technical field of kitchen appliances, in particular to a cooking appliance.

[ background Art ]

The existing cooking utensil comprises a pot body and a pot cover, wherein the pot cover comprises a lining cover and a surface cover, the lining cover is hinged on the pot body through a hinge shaft, the hinge shaft sleeve is provided with a torsion spring, the torsion spring comprises a first torsion arm and a second torsion arm, the first torsion arm is arranged on the pot body, and the top of the lining cover is provided with a first limiting structure limiting the tail end of the second torsion arm. When the pot cover and the pot body are covered, the torsion spring deforms and generates elasticity, so that the pot cover can automatically spring open under the action of the elasticity of the torsion spring when the pot cover is not limited. The torsion spring has a simple structure and is easy to realize the function of automatically uncovering the cooking utensil, but as the tail end of the second torsion arm is limited by the first limiting structure, and the part of the second torsion arm between the first limiting structure and the hinge shaft is not limited by the structure, when the cooker cover and the cooker body are covered, the part is easy to have overlarge bending deformation, thereby influencing the service life of the torsion spring; in addition, for some machine types with smaller space between the lining cover and the face cover, the risk of touching the face cover exists due to overlarge bending deformation of the part, so that the consistency of the cover opening effect is affected.

[ utility model ]

The technical problem to be solved by the utility model is to overcome the defects of the prior art and provide the cooking utensil which can prevent the second torsion arm from being excessively bent and deformed so as to prolong the service life of the torsion spring and ensure the uncovering effect.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a cooking utensil, includes the pot body and pot cover, the pot cover includes lining lid and face lid, the lining lid articulates through the articulated shaft on the pot body, the articulated shaft sleeve is equipped with the torsional spring, the torsional spring includes first torsion arm and second torsion arm, first torsion arm is installed on the pot body, the top of lining lid is equipped with right the second torsion arm's end is limited first limit structure, the face lid is equipped with the second limit structure who goes up spacing to the second torsion arm, the projection of second limit structure on the lining lid is located between first limit structure and the articulated shaft.

In the cooking utensil, the second limiting structure is provided with a second upper limiting surface positioned above the second torsion arm, and an avoidance gap is arranged between the second upper limiting surface and the second torsion arm.

In the cooking utensil, the height of the avoidance gap is 0.5 mm-3 mm.

In the cooking utensil, the second limiting structure comprises a limiting boss extending towards the direction of the lining cover, and the bottom of the limiting boss is used for limiting the second torsion arm.

In the cooking utensil, the surface cover comprises an upper cover and a decorative plate, wherein the upper cover is partially concave to form the limit boss, and the decorative plate is arranged on the upper surface of the upper cover to cover the limit boss.

In the cooking utensil, the pot cover further comprises two side baffles arranged at left and right intervals, and the second torsion arm is limited between the two side baffles.

In the cooking utensil, the two side baffles and the limit boss are integrally formed.

In the cooking utensil, the length of the second torsion arm is L, the distance between the projection of the second limiting structure on the lining cover and the first limiting structure is L1, and the L1/L is more than or equal to 0.3 and less than or equal to 0.5.

In the cooking utensil, the first limit structure is an inverted U-shaped blocking rib, two ends of the inverted U-shaped blocking rib are respectively connected with the lining cover, the inverted U-shaped blocking rib is matched with the lining cover to form a wire passing hole for the tail end of the second torsion arm to pass through, and the second torsion arm is propped against the top of the inverted U-shaped blocking rib.

In the cooking utensil, the first limit structure is an inverted-L-shaped retaining rib, the inverted-L-shaped retaining rib comprises a vertical section and a transverse section, the vertical section is connected with the lining cover, the transverse section and the lining cover are arranged at intervals to form a line passing gap, and the second torsion arm penetrates the line passing gap and stretches into an area between the inverted-L-shaped retaining rib and the lining cover.

The utility model has the beneficial effects that:

the surface cover is provided with the second limiting structure for limiting the second torsion arm upwards, and the projection of the second limiting structure on the lining cover is positioned between the first limiting structure and the hinge shaft, so that a certain constraint effect can be achieved on the deformation of the second torsion arm through the second limiting structure, the problems of service life attenuation of the torsion spring and inconsistent uncovering effect caused by overlarge deformation of the second torsion arm are avoided, the service life of the torsion spring is prolonged, and the uncovering effect is guaranteed; in addition, the second torsion arm is limited by the two points of the first limiting structure and the second limiting structure in the deformation process, so that the stress is more balanced, and the uncovering effect is better.

The second limiting structure is provided with a second upper limiting surface positioned above the second torsion arm, and an avoidance gap is arranged between the second upper limiting surface and the second torsion arm. By the design, when the pot cover and the pot body are covered, the second torsion arm can be eliminated to avoid the gap to contact the second limiting structure after being deformed to a certain extent under the stress, and the second torsion arm can be deformed upwards to a certain extent when the pot cover and the pot body are covered through the gap, so that the restoring force of the second torsion arm is increased, and the cover opening speed is improved.

The height of the avoidance gap is 0.5 mm-3 mm. By the design, the service life of the torsion spring can be shortened and the thickness of the pot cover can be increased due to overlarge deformation of the second torsion arm, and the problem that the surface cover cannot be assembled with the lining cover due to machining errors can be avoided.

The second limit structure comprises a limit boss extending towards the direction of the lining cover, and the bottom surface of the limit boss carries out upper limit on the second torsion arm. So design can go up spacingly through spacing boss to the second torsion arm to retrain the deformation degree of second torsion arm, in addition, spacing boss's structural strength is higher, is difficult for taking place to warp, in order to guarantee the restraint effect to the second torsion arm.

The face cover comprises an upper cover and a decorative plate, wherein the upper cover is partially recessed to form a limit boss, and the decorative plate is arranged on the upper surface of the upper cover to cover the limit boss. So design, the injection moulding of spacing boss of being convenient for to reduce the processing degree of difficulty of upper cover, in addition, shelter from the outward appearance that covers spacing boss still can be guaranteed through the decorative board.

The pot cover further comprises two side baffles arranged at intervals left and right, and the second torsion arm is limited between the two side baffles. By the design, the second torsion arm can be limited through the two side baffles, so that the second torsion arm can be propped against the bottom surface of the limiting boss after being deformed, and the constraint effect of the limiting boss on the second torsion arm is ensured.

The two side baffles and the limiting boss are integrally formed. By the design, only the existing injection mold with the upper cover is required to be changed, so that the mold transformation cost is reduced.

The length of the second torsion arm is L, and the distance between the projection of the second limiting structure on the lining cover and the first limiting structure is L1, so that L1/L is more than or equal to 0.3 and less than or equal to 0.5. By the design, the maximum deformation area of the second torsion arm can be limited and restrained, so that the second torsion arm is prevented from being excessively deformed.

The first limit structure is an inverted U-shaped blocking rib, two ends of the inverted U-shaped blocking rib are respectively connected with the lining cover, the inverted U-shaped blocking rib is matched with the lining cover to form a wire passing hole for the tail end of the second torsion arm to pass through, and the second torsion arm is propped against the top of the inverted U-shaped blocking rib. The design is so that the tail end of the second torsion arm can be limited by the inverted U-shaped blocking rib and left and right, and the structure is simple and the processing and the forming are easy.

These features and advantages of the present utility model will be disclosed in detail in the following detailed description and the accompanying drawings.

[ description of the drawings ]

The utility model is further described with reference to the accompanying drawings:

fig. 1 is a cross-sectional view of a cooking appliance according to a first embodiment of the present utility model;

FIG. 2 is an enlarged schematic view of a portion of FIG. 1A;

fig. 3 is a second cross-sectional view of the cooking appliance according to the first embodiment of the present utility model;

fig. 4 is an enlarged partial schematic view of fig. 3B.

Reference numerals:

100. a pot body; 200. a pot cover; 210. a liner cover; 211. a first limit structure; 220. a face cover; 221. an upper cover; 222. a decorative plate; 230. a hinge shaft; 240. a torsion spring; 241. a first torsion arm; 242. the second torsion arm; 300. a second limit structure; 310. a limit boss; 311. a second upper limit surface; 320. side baffles; 400. avoiding the gap.

[ detailed description ] of the utility model

The utility model provides a cooking utensil, which comprises a pot body and a pot cover, wherein the pot cover comprises a lining cover and a surface cover, the lining cover is hinged on the pot body through a hinge shaft, the hinge shaft is provided with a torsion spring, the torsion spring comprises a first torsion arm and a second torsion arm, the first torsion arm is arranged on the pot body, the top of the lining cover is provided with a first limiting structure for limiting the tail end of the second torsion arm, the surface cover is provided with a second limiting structure for limiting the second torsion arm, and the projection of the second limiting structure on the lining cover is positioned between the first limiting structure and the hinge shaft.

The technical solutions of the embodiments of the present utility model will be explained and illustrated below with reference to the drawings of the embodiments of the present utility model, but the following embodiments are only preferred embodiments of the present utility model, and not all embodiments. Based on the examples in the implementation manner, other examples obtained by a person skilled in the art without making creative efforts fall within the protection scope of the present utility model. In addition, it is to be understood that the terms "upper," "lower," "left," "right," "longitudinal," "transverse," "inner," "outer," "vertical," "horizontal," "top," "bottom," and the like, which refer to an orientation or positional relationship, are merely based on the orientation or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices/elements referred to must have a specific orientation or be configured and operated in a specific orientation, and thus are not to be construed as limiting the present utility model.

Example 1

Referring to fig. 1 to 4, the cooking appliance in this embodiment includes a pot body 100 and a pot cover 200, the pot cover 200 includes a liner cover 210 and a face cover 220, the rear side of the liner cover 210 is hinged on the pot body 100 through a hinge shaft 230, the hinge shaft 230 is sleeved with a torsion spring 240, the torsion spring 240 includes a spring coil, and a first torsion arm 241 and a second torsion arm 242 disposed at two ends of the spring coil, wherein the spring coil is sleeved on the hinge shaft 230, the first torsion arm 241 is mounted on the pot body 100, the second torsion arm 242 extends from the rear side of the liner cover 210 to the front side of the liner cover 210, the top of the liner cover 210 is provided with a first limit structure 211 for limiting the end of the second torsion arm 242, the face cover 220 is provided with a second limit structure 300 for limiting the second torsion arm 242, and the projection of the second limit structure 300 on the liner cover 210 is located between the first limit structure 211 and the hinge shaft 230, thereby the deformation of the second torsion arm 242 can play a certain constraint role through the second limit structure 300, thereby avoiding the problem of uneven service life of the torsion spring 240 caused by excessively large attenuation and thereby improving the service life of the torsion spring, and the service life of the cover is guaranteed; in addition, after the second torsion arm 242 is limited by the two points of the first limiting structure 211 and the second limiting structure 300 in the deformation process, the stress is more balanced, and the uncovering effect is better.

Specifically, the second limiting structure 300 in this embodiment includes a limiting boss 310 extending toward the direction of the liner cap 210, where the bottom surface of the limiting boss 310 forms a second upper limiting surface 311 located right above the second torsion arm 242, so that the second torsion arm 242 is limited by the second upper limiting surface 311, that is, the second torsion arm 242 is limited by the limiting boss 310, so as to restrict the deformation degree of the second torsion arm 242, and in addition, the structural strength of the limiting boss 310 is high, deformation is not easy to occur, and thus the restriction effect on the second torsion arm 242 is ensured.

Preferably, a avoiding gap 400 is provided between the second upper limiting surface 311 and the second torsion arm 242. By the design, when the pot cover 200 is covered with the pot body 100, after the second torsion arm 242 is deformed to a certain extent under the stress, the avoidance gap 400 is eliminated, and then the second torsion arm 242 contacts with the second limiting structure 300, namely, by arranging the avoidance gap 400, the second torsion arm 242 can be deformed upwards to a certain extent when the pot cover 200 is covered with the pot body 100, so that the restoring force of the second torsion arm 242 is increased, and the cover opening speed is improved.

In this embodiment, when the height H of the avoidance gap 400 is 0.5mm to 3mm and the height H of the avoidance gap 400 is less than 0.5mm, the second upper limiting surface 311 and the second torsion arm 242 interfere with each other due to a machining error, so that the surface cover 220 and the liner cover 210 cannot be assembled, thereby increasing the assembly difficulty of the pot cover 200; when the height H of the avoidance gap 400 is greater than 5mm, the second torsion arm 242 still can deform too much, so in this embodiment, the height H of the avoidance gap 400 is preferably 2mm, and by adopting such a design, the problem that the service life of the torsion spring 240 is shortened and the thickness of the pot cover 200 is increased due to too much deformation of the second torsion arm 242, and the problem that the face cover 220 cannot be assembled with the liner cover 210 due to processing errors can be avoided. Of course, alternatively, the height H of the avoidance gap 400 may also be, but is not limited to, 0.5mm, 1mm, 1.5mm, 2mm, 2.5mm, 3mm, etc.

In addition, in order to facilitate processing of the limit boss 310, the cover 220 in the present embodiment includes an upper cover 221 and a decorative plate 222, wherein the upper cover 221 is partially recessed to form the limit boss 310, and the decorative plate 222 is provided on an upper surface of the upper cover 221 to cover the limit boss 310. By adopting the design, the upper cover 221 can be processed by injection molding, and the limit boss 310 can be integrally injection molded at the same time, so that the limit boss 310 can be processed conveniently, and the processing difficulty of the upper cover 221 is reduced; in addition, the cover limit boss 310 is covered by the decorative plate 222 to ensure the appearance of the face cover 220.

Next, the lid 200 of the present embodiment further includes two side guards 320 disposed at a left-right interval, and the second torsion arm 242 is defined between the two side guards 320. By adopting the design, the second torsion arm 242 can be limited by the two side baffles 320, so that the second torsion arm 242 can be propped against the bottom surface of the limiting boss 310 after being deformed, and the restraining effect of the limiting boss 310 on the second torsion arm 242 is ensured.

Preferably, in this embodiment, the two side baffles 320 and the limiting boss 310 are integrally formed, the two side baffles 320 are connected with the limiting boss 310 to form an inverted U-shaped structure, and an installation gap exists between the bottom surface of the side baffle 320 and the top surface of the liner cap 210.

Moreover, in order to realize the best constraint on the second torsion arm 242 to prevent the second torsion arm 242 from being excessively deformed, in this embodiment, the length of the second torsion arm 242 is L, and the distance between the projection of the second limiting structure 300 on the liner cover 210 and the first limiting structure 211 is L1, which satisfies 0.3+.l1/l+.0.5. Preferably 0.4. By the design, the maximum deformation area of the second torsion arm 242 can be limited and restrained, so that the second torsion arm 242 is prevented from being excessively deformed.

Finally, the first limiting structure 211 in this embodiment is an inverted U-shaped blocking rib integrally injection molded with the liner cap 210, two ends of the inverted U-shaped blocking rib are respectively connected with the top surface of the liner cap 210, the inverted U-shaped blocking rib and the liner cap 210 cooperate to form a wire passing hole through which the tail end of the second torsion arm 242 passes, and the second torsion arm 242 abuts against the top of the inverted U-shaped blocking rib. Through the design, the tail end of the second torsion arm 242 can be limited by the inverted U-shaped blocking rib and left and right, and the structure is simple and the processing and the forming are easy.

It can be appreciated that in other embodiments of the present utility model, the second limiting structure may also be an independently machined bump, an L-shaped bracket or a U-shaped bracket, and the second limiting structure is fixed on the upper cover by a screw connection manner in the later period, and the bottom surface of the second limiting structure performs upper limiting on the second torsion arm.

It will be appreciated that in other embodiments of the present utility model, the second upper limit surface may also abut the second torsion arm to achieve upper limit of the second torsion arm.

It will be appreciated that in other embodiments of the utility model, both side guards may also be integrally formed with the liner cap.

It can be appreciated that in other embodiments of the present utility model, the first limiting structure may be an inverted L-shaped rib, where the inverted L-shaped rib includes a vertical section and a transverse section, the vertical section is connected with the liner cover, the transverse section is spaced from the liner cover to form a line passing gap, and the second torsion arm passes through the line passing gap and extends into an area between the inverted L-shaped rib and the liner cover.

While the utility model has been described in terms of embodiments, it will be appreciated by those skilled in the art that the utility model is not limited thereto but rather includes the drawings and the description of the embodiments above. Any modifications which do not depart from the functional and structural principles of the present utility model are intended to be included within the scope of the appended claims.

Claims

1. The utility model provides a cooking utensil, includes the pot body and pot cover, the pot cover includes lining lid and face lid, the lining lid articulates through the articulated shaft on the pot body, the articulated shaft cover is equipped with the torsional spring, the torsional spring includes first torsion arm and second torsion arm, first torsion arm is installed on the pot body, the top of lining lid is equipped with right the end of second torsion arm is limited first limit structure, its characterized in that, the face lid is equipped with the second limit structure who goes up spacing to the second torsion arm, the projection of second limit structure on the lining lid is located between first limit structure and the articulated shaft.

2. The cooking device of claim 1 wherein the second limiting structure has a second upper limiting surface located above the second torsion arm, and wherein an avoidance gap is provided between the second upper limiting surface and the second torsion arm.

3. A cooking appliance according to claim 2, wherein the relief gap has a height of 0.5mm to 3mm.

4. A cooking device according to any one of claims 1 to 3, wherein the second limiting structure includes a limiting boss extending in a direction toward the liner, and a bottom surface of the limiting boss limits the second torsion arm.

5. The cooking device of claim 4, wherein the cover includes an upper cover partially recessed to form the limit boss and a decorative plate provided on an upper surface of the upper cover to cover the limit boss.

6. The cooking device of claim 4 wherein said lid further comprises two side guards spaced apart from one another, said second torsion arm being defined between said side guards.

7. The cooking appliance of claim 6 wherein said side guards are integrally formed with said stop bosses.

8. A cooking device according to any one of claims 1 to 3, wherein the length of the second torsion arm is L, and the distance between the projection of the second limiting structure on the liner cover and the first limiting structure is L1, so that L1/L is 0.3-0.5.

9. A cooking device according to any one of claims 1 to 3, wherein the first limiting structure is an inverted U-shaped rib, two ends of the inverted U-shaped rib are respectively connected with the lining cover, the inverted U-shaped rib and the lining cover are matched to form a wire passing hole through which the tail end of the second torsion arm passes, and the second torsion arm abuts against the top of the inverted U-shaped rib.

10. A cooking device as claimed in any one of claims 1 to 3, wherein the first limiting structure is an inverted-L rib, the inverted-L rib includes a vertical section and a lateral section, the vertical section is connected to the liner, the lateral section is spaced from the liner to form a line gap, and the second torsion arm extends into the region between the inverted-L rib and the liner through the line gap.