Damping speed regulation structure for opening kettle cover

By using the damping mechanism of gear plates, dampers and torsion springs in the kettle, the problem of the opening and closing speed of the pot lid due to the aging of the spring is solved, and the smooth opening and closing of the pot lid is achieved, improving the user experience and safety.

CN222898855UActive Publication Date: 2025-05-27SUPREME ELECTRIC MFG CO LTD
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Patent Information

Application Number
CN202421595216.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-07-08
Publication Date
2025-05-27
Estimated Expiration
2034-07-08

AI Technical Summary

Technical Problem

The existing damping speed control structure with the opening of the kettle lid uses a spring, which may age after a long time of use, affecting the opening and closing speed of the kettle lid and reducing the user experience.

Method used

The damping mechanism including gear plates, dampers and torsion springs is adopted. Through the meshing design of gear plates and dampers, a stable damping force is provided to ensure the smooth opening and closing of the pot cover.

Benefits of technology

The damping mechanism enables smooth opening and closing of the pot lid, extending the life of the equipment, reducing the impact of the external environment on the equipment, and improving the safety and convenience of use.

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Abstract

The utility model discloses a damping speed regulation structure for opening a kettle cover, and relates to the technical field of household electrical appliances. The teapot comprises a teapot body, the top of the teapot body is rotatably connected with a teapot cover through a damping mechanism, the damping mechanism comprises two gear pieces, one side of each gear piece is meshed with a damper, the damper is fixedly connected with the teapot body, the number of the gear pieces is two, the two gear pieces are fixedly connected with the teapot cover through a connecting shaft, and the teapot cover is fixedly connected with the teapot cover through the connecting shaft. A torsion spring is sleeved on the connecting shaft, the connecting shaft is rotatably connected with the kettle body, and a buckle is fixedly connected between the two gear pieces. According to the utility model, the damping mechanism is arranged, so that the kettle cover is stably opened and closed, the kettle cover is prevented from being suddenly bounced or suddenly closed, and the safety and the comfort degree of use are increased; the damper generates a damping effect through viscous grease in the damper, resistance is transmitted through the gear piece, the kettle cover is slowly and stably opened, and hot water is prevented from being splashed out due to quick opening.
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Description

Technical Field

[0001] The utility model relates to the technical field of household electric appliances, and particularly relates to a damping speed regulation structure for opening a kettle lid. Background Art

[0002] The working principle of an electric kettle is that the water vapor generated when the water boils deforms the bimetal sheet of the steam temperature sensing element, and this deformation pushes the power switch to cut off the power through the lever principle. Its power-off is not self-resetting, so the kettle will not automatically reheat after power-off. The practical value of the electric kettle is mainly reflected in the fast heating speed. Generally, it only takes 5-8 minutes to boil a pot of water. The electric kettle can be said to be a fast heating appliance that saves energy and electricity. Moreover, it is convenient to use. When the water boils, it automatically cuts off the power, ensuring the safety during use. It is recommended that general families choose a fully stainless steel fast electric kettle to avoid the safety problems of plastic kettles.

[0003] The existing damping speed regulation structure for opening a kettle lid generally uses a spring or the like for damping. However, the spring may age after long-term use. Once the spring ages, its original elasticity and damping ability will gradually weaken, thereby affecting the opening and closing speeds of the kettle lid and reducing the user experience. Content of the Utility Model

[0004] Based on this, the purpose of the utility model is to provide a damping speed regulation structure for opening a kettle lid to solve the technical problem that the spring may age after long-term use.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: A damping speed regulation structure for opening a kettle lid, including a kettle body. The top of the kettle body is rotationally connected with a kettle lid through a damping mechanism. The damping mechanism includes a gear plate. One side of the gear plate is meshed with a damper, and the damper is fixedly connected with the kettle body. There are two gear plates. The two gear plates are fixedly connected with the kettle lid through a connecting shaft. A torsion spring is sleeved on the connecting shaft, and the connecting shaft is rotationally connected with the kettle body. A buckle is fixedly connected between the two gear plates. An activity buckle is arranged on one side of the gear plate, and the activity buckle is rotationally connected with the kettle body through a torsion rotating shaft.

[0006] By adopting the above technical scheme, the stable opening and closing of the kettle lid are realized through the damping mechanism, improving the user experience. The meshing design of the damper and the gear plate enables the kettle lid to receive a stable damping force during the opening or closing process, thus avoiding the sudden bouncing or closing of the kettle lid. The equipment with the oil damping effect can have a long service life, reducing the influence of the external environment on the equipment and increasing the safety and convenience of use.

[0007] Further, steam blocking mechanisms are arranged on both sides of the top of the kettle lid, and each steam blocking mechanism includes a steam blocking piece.

[0008] By adopting the above technical solution, the steam baffle made of polypropylene material has good heat resistance and relatively good toughness, can produce a certain deformation, realizes reliable opening, and can thus withstand the impact of high-temperature steam, thereby ensuring that it will not be deformed or damaged due to high temperature during the process of opening the kettle, and maintaining the stability and effectiveness of the steam blocking mechanism.

[0009] Furthermore, an arc-shaped groove is fixedly connected to the top of the steam baffle, and a guiding hole is formed on one side of the arc-shaped groove.

[0010] By adopting the above technical solution, by setting the arc-shaped groove, a reliable guiding path is provided for the sliding of the steam baffle, enabling the device to unfold along a specified movement trajectory and ensuring the reliability of the unfolding.

[0011] Furthermore, an arc-shaped rod is slidably connected inside the guiding hole, one end of the arc-shaped rod is fixedly connected to a connecting block, and a plurality of steam blocking mechanisms are provided. Adjacent steam blocking mechanisms are connected by the connecting block.

[0012] By adopting the above technical solution, through the arc-shaped rod slidably connected inside the guiding hole, a plurality of steam blocking mechanisms can be flexibly connected and moved, allowing the steam baffle to smoothly unfold when subjected to the external force of lifting the kettle lid, improving the response speed and flexibility of the steam blocking mechanism.

[0013] Furthermore, the inner side of the bottom steam baffle is rotatably connected to the edge of the kettle lid through a first rotating shaft, and a connecting rod is fixedly connected to the outer side of the top steam baffle. One end of the connecting rod is rotatably connected to the kettle body.

[0014] By adopting the above technical solution, through the rotational connection of the inner side of the bottom steam baffle to the edge of the kettle lid through the first rotating shaft, a flexible relative movement between the steam blocking mechanism and the kettle lid is realized, enabling the steam baffle to automatically unfold as the kettle lid is opened, effectively blocking the hot water or steam that may splash out and improving the safety of use.

[0015] Furthermore, an open-lid button is provided above the movable buckle. One side of the bottom of the open-lid button abuts against the movable buckle, and the open-lid button is rotatably connected to the kettle body.

[0016] By adopting the above technical solution, by setting the open-lid button, an intuitive and convenient operation point is provided for the user, making the action of opening the kettle lid simpler and faster. The user only needs to press the open-lid button to trigger the unlocking mechanism of the movable buckle, thereby easily opening the kettle lid. One side of the bottom of the open-lid button abuts against the movable buckle, ensuring that the action of the movable buckle can be accurately triggered every time the button is pressed, further improving the convenience and reliability of use.

[0017] Furthermore, there are two sets of the steam-blocking mechanisms, and the two sets of the steam-blocking mechanisms are arranged in a mirror structure.

[0018] By adopting the above technical solution, the steam-blocking mechanisms are set to two sets and arranged in a mirror structure, effectively enhancing the protection ability on both sides of the kettle. It can ensure that when the kettle lid is opened, the steam-blocking mechanisms on both sides can be deployed in time to prevent hot water or steam from spraying out from the side, thus avoiding potential harm to the user.

[0019] To sum up, the present utility model mainly has the following beneficial effects:

[0020] 1. By setting the damping mechanism, the present utility model realizes the smooth opening and closing of the kettle lid, avoids the sudden bouncing or slamming shut of the kettle lid, increases the safety and comfort of use. The damper uses the viscous grease inside it to generate a damping effect, and transmits the resistance through the gear plate, so that the kettle lid opens slowly and smoothly, preventing hot water from splashing out due to rapid opening, and also improving the user experience;

[0021] 2. By setting the steam-blocking mechanism, the present utility model effectively prevents water vapor from spraying out from the side, thus avoiding the risk of scalding the user when opening the kettle lid. The steam-blocking mechanism can automatically deploy as the kettle lid is opened, forming a barrier to protect the safety of the user. Utilizing the linkage effect of multiple layers of steam-blocking sheets, each layer of steam-blocking sheet can be deployed orderly to maximize the blocking of the escape of water vapor. The steam-blocking sheets made of PP material are not only heat-resistant, but also have good toughness and durability, ensuring the stability and durability of the barrier, improving the convenience and comfort of use, and preventing the user from being scalded by steam. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 is a three-dimensional structural schematic diagram of the present utility model;

[0023] Figure 2 is a three-dimensional structural schematic diagram of the damper of the present utility model;

[0024] Figure 3 is a three-dimensional structural schematic diagram of the steam-blocking sheet, the arc-shaped groove and the arc-shaped rod and the connecting block of the next layer of the present utility model;

[0025] Figure 4 is a semi-sectional structural schematic diagram of the present utility model.

[0026] In the figure: 1, kettle body; 2, damping mechanism; 201, gear piece; 202, damper; 203, connecting shaft; 204, torsion spring; 205, buckle; 206, movable buckle; 207, open lid button; 208, torsion rotating shaft; 3, kettle lid; 4, steam blocking mechanism; 401, steam blocking piece; 402, arc groove; 403, arc rod; 404, connecting block; 405, first rotating shaft; 406, guiding hole; 5, connecting rod. Detailed implementation manners

[0027] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. The embodiments described below by referring to the accompanying drawings are exemplary and are only used to explain the present invention and should not be construed as a limitation to the present invention.

[0028] Next, the embodiments of the present invention will be described according to the overall structure of the present invention.

[0029] A damping speed regulation structure for opening a kettle lid, as Figures 1 - 4 shown, includes a kettle body 1. The top of the kettle body 1 is rotatably connected to a kettle lid 3 through a damping mechanism 2. The damping mechanism 2 includes a gear piece 201. One side of the gear piece 201 is engaged with a damper 202. The damper 202 is fixedly connected to the kettle body 1. There are two gear pieces 201. The two gear pieces 201 are fixedly connected to the kettle lid 3 through a connecting shaft 203. A torsion spring 204 is sleeved on the connecting shaft 203. The connecting shaft 203 is rotatably connected to the kettle body 1. A buckle 205 is fixedly connected between the two gear pieces 201. An activity buckle 206 is arranged on one side of the gear piece 201. The activity buckle 206 is rotatably connected to the kettle body 1 through a torsion rotating shaft 208. Through the damping mechanism 2, the stable opening and closing of the kettle lid 3 are realized, improving the user experience. The meshing design of the damper 202 and the gear piece 201 enables the kettle lid 3 to receive a stable damping force during the opening or closing process, thus avoiding the sudden bouncing up or closing of the kettle lid 3. The equipment with the oil damping effect can have a longer service life, reducing the influence of the external environment on the equipment and increasing the safety and convenience of use. At the same time, through the cooperation of the torsion spring 204, the buckle 205 and the activity buckle 206, the automatic closing and locking functions of the kettle lid 3 are realized. When the kettle lid 3 is closed, the energy storage effect of the torsion spring 204 enables the kettle lid 3 to be automatically opened when it is opened, and the locking mechanism of the buckle 205 and the activity buckle 206 ensures the stability of the kettle lid 3 in the closed state, simplifying the user's operation steps and also improving the sealing and heat preservation performance of the kettle.

[0030] Refer to Figure 1 、 Figure 2 and Figure 4, on both sides of the top of the kettle lid 3, a steam-blocking mechanism 4 is provided. The steam-blocking mechanism 4 includes a steam-blocking piece 401. The steam-blocking piece 401 made of polypropylene has good heat resistance and good toughness, can produce a certain deformation, realizes reliable opening, and can thus withstand the impact of high-temperature steam, ensuring that it will not deform or be damaged due to high temperature during the process of opening the kettle, maintaining the stability and effectiveness of the steam-blocking mechanism 4. At the same time, the polypropylene material also has the characteristics of being non-toxic and odorless, will not affect the water quality in the kettle, and guarantees the safety and purity of the drinking water.

[0031] Refer to Figure 3 , a curved groove 402 is fixedly connected to the top of the steam-blocking piece 401. A guiding hole 406 is opened on one side of the curved groove 402. By setting the curved groove 402, a reliable guiding path is provided for the sliding of the steam-blocking piece 401, enabling the device to unfold along a specified movement trajectory, ensuring the reliability of the unfolding. At the same time, the guiding hole 406 opened on one side of the curved groove 402 increases the structural strength of the steam-blocking piece 401, enabling it to slide better and not easily come out, resulting in the failure of the device, thus ensuring the durability and stability of the steam-blocking mechanism 4.

[0032] Refer to Figure 3 , an arc-shaped rod 403 is slidably connected inside the guiding hole 406. One end of the arc-shaped rod 403 is fixedly connected to a connecting block 404. A plurality of steam-blocking mechanisms 4 are provided, and adjacent steam-blocking mechanisms 4 are connected by the connecting block 404. Through the arc-shaped rod 403 slidably connected inside the guiding hole 406, the plurality of steam-blocking mechanisms 4 can be flexibly connected and moved, allowing the steam-blocking piece 401 to smoothly unfold when subjected to the external force of lifting the kettle lid 1, improving the response speed and flexibility of the steam-blocking mechanism 4. At the same time, the connecting block 404 fixed to one end of the arc-shaped rod 403 not only strengthens the connection stability between the steam-blocking mechanisms 4 but also ensures that when one steam-blocking mechanism 4 acts, it can drive the adjacent steam-blocking mechanisms 4 to act together in coordination, thus realizing the overall orderly unfolding and retraction.

[0033] Refer to Figure 1 , the inner side of the bottom steam-blocking piece 401 and the edge of the kettle lid 3 are rotatably connected through a first rotating shaft 405. A connecting rod 5 is fixedly connected to the outer side of the top steam-blocking piece 401. One end of the connecting rod 5 is rotatably connected to the kettle body 1. Through the rotational connection of the inner side of the bottom steam-blocking piece 401 and the edge of the kettle lid 3 by the first rotating shaft 405, a flexible relative movement between the steam-blocking mechanism 4 and the kettle lid 3 is realized, enabling the steam-blocking piece 401 to automatically unfold as the kettle lid 3 is opened, effectively blocking the hot water or steam that may splash out, improving the safety of use. At the same time, by fixedly connecting the connecting rod 5 to the outer side of the top steam-blocking piece 401 and rotatably connecting one end of the connecting rod 5 to the kettle body 1, it is ensured that the steam-blocking piece 401 can be normally unfolded and retracted, making the process of unfolding and retracting more stable.

[0034] Refer to Figure 1 、 Figure 2 and Figure 4 , above the movable buckle 206, there is an open lid button 207. One side of the bottom of the open lid button 207 abuts against the movable buckle 206. The open lid button 207 is rotatably connected to the kettle body 1. By setting the open lid button 207, an intuitive and convenient operation point is provided for the user, making the action of opening the kettle lid 3 simpler and faster. The user only needs to press the open lid button 207 to trigger the unlocking mechanism of the movable buckle 206, so as to easily open the kettle lid 3. One side of the bottom of the open lid button 207 abuts against the movable buckle 206, ensuring that the action of the movable buckle 206 can be accurately triggered every time the button is pressed, further improving the convenience and reliability of use. At the same time, the rotatable connection method of the open lid button 207 with the kettle body 1 ensures the flexibility and stability of the button, enabling the open lid button 207 to automatically reset after use, reducing the wear of the button and extending its service life.

[0035] Refer to Figure 1 、 Figure 2 and Figure 4 , there are two sets of steam blocking mechanisms 4, and the two sets of steam blocking mechanisms 4 are arranged in a mirror structure. Setting the steam blocking mechanism 4 into two sets and arranging them in a mirror structure effectively enhances the protection ability on both sides of the kettle, ensuring that when the kettle lid 3 is opened, there are steam blocking mechanisms 4 on both sides that can be deployed in time to prevent hot water or steam from spraying out from the side, thus avoiding potential harm to the user. At the same time, the setting of the mirror structure also makes the overall appearance more symmetrical and beautiful, improving the visual effect of the product.

[0036] The implementation principle of the present utility model is as follows: First, when the kettle lid 3 needs to be closed, press down the kettle lid 3. The kettle lid 3 drives the gear piece 201 and the connecting shaft 203 to rotate. At this time, the torsion spring 204 starts to store energy. When the kettle lid 3 is pressed to the bottom, the buckle 205 is caught by the movable buckle 206, so that the kettle lid 3 will not pop out;

[0037] When the kettle lid 3 needs to be opened, press the open lid button 207. One end of the open lid button 207 presses the movable buckle 206 to rotate, so that the buckle 205 can be unlocked. At this time, the energy of the torsion spring 204 starts to be released, driving the kettle lid 3, the gear piece 201 and the connecting shaft 203 to rotate. At this time, in order to prevent the hot water ball on the lid from being ejected, during the opening process, the rotary damper 202, through the damping effect of its own viscous grease, transmits resistance through the gear piece 201 to slowly open the kettle lid 3, achieving the effect of damping opening and closing;

[0038] During the process of opening the kettle lid 3, the kettle lid 3 drives multiple steam-blocking mechanisms 4 to rotate around the connection point of the connecting rod 5 and the kettle body 1 through the first rotating shaft 405, causing the steam-blocking mechanisms 4 on both sides to start flipping outwards. At the same time, it drives the steam-blocking pieces of the steam-blocking mechanism 4 at the bottom to move along the arc-shaped rod 403 of the upper layer. When the steam-blocking piece 401 at the bottom moves to contact the connecting block 404 of the second layer, it drives the steam-blocking piece 401 of the second layer to continue moving along the arc-shaped rod 403 of the third layer. When the steam-blocking piece 401 of the second layer moves to contact the connecting block 404 of the third layer, it drives the steam-blocking piece 401 of the fourth layer to continue moving along the arc-shaped rod 403 of the fifth layer, and so on. Until the kettle lid 3 is opened to the maximum angle, at this time, the steam-blocking piece 401 made of PP material also opens like a fan, forming a barrier to prevent water vapor from moving outwards from both sides and scalding the user.

[0039] Parts not involved in the present utility model are the same as or can be implemented using the prior art, and will not be elaborated here.

[0040] Although the embodiments of the present utility model have been shown and described, the specific embodiments are only explanations of the present utility model and not limitations thereof. The specific features, structures, materials or characteristics described can be combined in a suitable manner in any one or more embodiments or examples. After reading this specification, those skilled in the art can, without departing from the principles and purposes of the present utility model, make modifications, substitutions and variations that do not contribute creatively to the embodiments as needed. However, as long as it is within the scope of the claims of the present utility model, it is protected by the patent law.

Claims

1. A damping speed regulating structure for opening a kettle lid, characterized in that: The invention comprises a kettle body (1), the top of the kettle body (1) being rotatably connected to a kettle cover (3) via a damping mechanism (2), the damping mechanism (2) comprising a gear plate (201), one side of the gear plate (201) being meshed with a damper (202), the damper (202) being fixedly connected to the kettle body (1), the gear plate (201) being provided with two pieces, the two gear plates (201) being fixedly connected to the kettle cover (3) via a connecting shaft (203), a torsion spring (204) being sleeved on the connecting shaft (203), the connecting shaft (203) being rotatably connected to the kettle body (1), a buckle (205) being fixedly connected between the two gear plates (201), a movable buckle (206) being provided on one side of the gear plate (201), the movable buckle (206) being rotatably connected to the kettle body (1) via a torsion rotating shaft (208).

2. The damping speed regulating structure for opening the kettle lid according to claim 1, characterized in that: Steam blocking mechanisms (4) are provided on both sides of the top of the pot cover (3), and the steam blocking mechanisms (4) include steam blocking sheets (401).

3. The damping speed regulating structure for opening the kettle lid according to claim 2, characterized in that: The top of the steam baffle (401) is fixedly connected with an arc-shaped groove (402), and a guide hole (406) is opened on one side of the arc-shaped groove (402).

4. The damping speed regulating structure for opening the kettle lid according to claim 3, characterized in that: An arc-shaped rod (403) is slidably connected inside the guide hole (406), one end of the arc-shaped rod (403) is fixedly connected to a connecting block (404), a plurality of steam blocking mechanisms (4) are provided, and adjacent steam blocking mechanisms (4) are connected via connecting blocks (404).

5. The damping speed regulating structure for opening the kettle lid according to claim 3, characterized in that: The inner side of the steam baffle (401) at the bottom is rotatably connected to the edge of the kettle cover (3) via a first rotating shaft (405), and the outer side of the steam baffle (401) at the top is fixedly connected to a connecting rod (5), and one end of the connecting rod (5) is rotatably connected to the kettle body (1).

6. The damping speed regulating structure for opening the kettle lid according to claim 1, characterized in that: A lid opening button (207) is arranged above the movable buckle (206), one side of the bottom of the lid opening button (207) is in contact with the movable buckle (206), and the lid opening button (207) is rotatably connected to the kettle body (1).

7. The damping speed regulating structure for opening the kettle lid according to claim 2, characterized in that: The steam blocking mechanisms (4) are provided in two groups, and the two groups of steam blocking mechanisms (4) are arranged in a mirror image structure.