Anti-toppling electric kettle cover

CN224655120UActive Publication Date: 2026-08-21DONGGUAN YULAI ELECTRICAL TECHNOLOGY CO LTD
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Patent Information

Application Number
CN202522088504.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-09-26
Publication Date
2026-08-21
Estimated Expiration
2035-09-26

AI Technical Summary

Technical Problem

[0004]上述的防倾倒水壶壶盖结构没有排水功能,其存在藏水现象,具体为:在加热或清洗的过程中,壶盖内部易积水并且不易排出,这些残留的积水经过多次或长时间使用后,可能会在壶盖内部滋生细菌、矿物质沉淀等杂质,影响人体健康,对用户造成较大的困扰

Benefits of technology

[0017]采用上述技术方案后,本实用新型与现有技术相比较具有如下有益效果:本实用新型不仅具备防倾倒漏水功能,还具备排水功能,让壶盖内部的积水轻松排出,避免滋生细菌而影响人体健康。

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses an anti-toppling electric kettle cover which comprises a cover body having a water outlet and a steam discharge channel, and the cover body is provided with a water outlet nozzle communicating with the water outlet; a water outlet valve is installed on the cover body and used for blocking or opening the water outlet; the steam valve comprises a valve cavity arranged in the cover body and communicating with the steam discharge channel, and at least one valve bead movably installed in the valve cavity and capable of blocking the steam discharge channel when the cover body is tilted; an actuating mechanism is installed in the cover body and used for driving the water outlet valve to slide to open or block the water outlet, and the actuating part of the actuating mechanism is exposed outside the cover body; a drain cavity is further arranged in the cover body, a drain hole is formed in the bottom of the drain cavity and penetrates through the lower end surface or the side surface of the cover body, and the drain hole is blocked by a detachable drain plug. The utility model not only has the functions of anti-toppling and water leakage prevention, but also has the function of water drainage, so that the accumulated water in the cover body is easily drained, and the breeding of bacteria is avoided to affect human health.
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Description

Technical fields:

[0001] This utility model relates to the technical field of electric kettle products, and specifically to an anti-tipping electric kettle lid. Background technology:

[0002] An electric kettle is a common household appliance that heats water to the desired temperature by converting electrical energy into heat energy. Its main components include a heating element, a temperature control device, a water inlet, and a spout. Electric kettles are widely used in homes, offices, and other places due to their high efficiency, convenience, and ability to heat water quickly.

[0003] Chinese utility model application No. 202323172383.4 discloses an anti-tipping kettle lid structure; it includes a lid body and a kettle body. The lid body is provided with an actuating component, a channel, and a sealing baffle. The lid body covers the kettle body's spout, allowing the lower end of the channel to connect to the kettle body's inner cavity, and the upper end of the channel to be paired with the kettle body's spout. The actuating component is driven to the sealing baffle, thereby enabling the sealing baffle to cooperate with the lower end of the channel. The actuating component or the sealing baffle is provided with a floating counterweight. When the kettle body is in an abnormal tilting state, the gravity generated by the floating counterweight is still vertically downward, but the gravity of the floating counterweight is no longer applied to the actuating component or the sealing baffle. The driving force generated by the actuating component causes the sealing baffle to close the lower end of the channel, thereby achieving the purpose of preventing tipping. The overall structure is compact and reasonable, and can effectively improve the user experience of the kettle product.

[0004] The aforementioned anti-tipping kettle lid structure lacks drainage functionality, resulting in water accumulation. Specifically, during heating or cleaning, water easily accumulates inside the lid and is difficult to drain. After repeated or prolonged use, this residual water may breed bacteria, mineral deposits, and other impurities inside the lid, affecting human health and causing significant inconvenience to users.

[0005] In view of the above, the inventors propose the following technical solution. Utility Model Content:

[0006] The purpose of this invention is to overcome the shortcomings of the existing technology and provide an anti-tipping electric kettle lid that not only has the function of preventing tipping and leakage, but also has the function of draining water, so that the water inside the kettle lid can be easily drained, avoiding the growth of bacteria and affecting human health.

[0007] To solve the above-mentioned technical problems, the present invention adopts the following technical solution: The anti-tipping electric kettle lid includes: a lid body having a water outlet and a steam exhaust channel, and the lid body having a water outlet spout connected to the water outlet; a water outlet valve installed in the lid body and used to block or open the water outlet; a steam valve including a valve cavity located in the lid body and connected to the steam exhaust channel and at least one valve ball movably installed in the valve cavity and capable of blocking the steam exhaust channel when the lid body is tilted; an actuator installed in the lid body and used to drive the water outlet valve to slide to open or block the water outlet, and the actuator of the actuator is exposed outside the lid body; the lid body also has a drain cavity, the bottom of the drain cavity having a drain outlet penetrating the lower end face or side of the lid body, and the drain outlet is blocked by a removable drain plug.

[0008] Furthermore, in the above technical solution, the bottom surface of the drainage cavity is inclined downwards towards the drainage outlet.

[0009] Furthermore, in the above technical solution, the drainage cavity includes an outer drainage channel located around the periphery of the inner cavity of the cover and a central drainage channel located in or near the center of the inner cavity of the cover. The outer drainage channel is connected to the central drainage channel through a converging port. The actuator and actuator are positioned above the central drainage channel, and the bottom surface of the outer drainage channel slopes downward toward the converging port. The drainage port is located at the bottom of the central drainage channel.

[0010] Furthermore, in the above technical solution, the drain plug includes an inlay part and a pressing part extending outward along the lower periphery of the inlay part. The inlay part has a groove formed upward along its lower end to reduce material usage and increase elasticity. The inlay part has an annular groove formed around its periphery. After the inlay part is inlaid in the drain outlet, it seals the drain outlet. The inlay part is held and positioned by the annular groove and the protruding rib formed on the inner wall of the drain outlet.

[0011] Furthermore, in the above technical solution, the water outlet valve includes a piston, a piston shaft disposed on the piston, and a piston sealing ring disposed on the piston. The upper end of the piston shaft is connected to the actuator, and the piston contacts the bottom surface of the cover through the piston sealing ring to seal the water outlet.

[0012] Furthermore, in the above technical solution, the piston sealing ring is a sleeve structure that wraps around the outer edge, side, and upper end face of the lower end face of the piston. A steam discharge gap is formed between the inner wall of the piston sealing ring and the upper surface of the piston, and a discharge interval is formed between the piston sealing ring and the outer surface of the piston shaft. The piston has multiple steam discharge holes opened upward along its lower end face. The steam discharge holes, steam discharge gaps, and discharge intervals are connected in sequence to form a steam discharge capillary channel.

[0013] Furthermore, in the above technical solution, the bottom surface of the cover is provided with a receiving groove, and the bottom surface of the receiving groove is provided with a water outlet; the upper surface of the piston sealing ring is provided with several spaced sealing ribs, and the piston sealing ring is pressed into the receiving groove from bottom to top, and the sealing ribs contact the bottom surface of the receiving groove to form a sealing assembly.

[0014] Furthermore, in the above technical solution, the cover body includes a cover body, a bottom cover that is sealed and installed at the lower end of the cover body by a sealing gasket, and an upper cover that is installed at the upper end of the cover body; the water outlet is installed between the cover body, the upper cover, and the bottom cover by a sealing frame, and the bottom cover is provided with a water outlet; the piston shaft of the water outlet valve and the sealing frame form a slidable sealing assembly.

[0015] Furthermore, in the above technical solution, the lower end of the cover body is provided with a drain outlet, and a drain chamber is provided between the cover body and the bottom cover. The bottom cover is provided with a drain hole communicating with the drain chamber and an annular protrusion located on the lower periphery of the drain hole at the position corresponding to the drain outlet. A drain gap is formed between the inner edge of the drain hole and the outer edge of the drain outlet. The drain plug is provided with a sealing groove, and the drain plug is sealed and assembled with the annular protrusion through the sealing groove to block the drain gap.

[0016] Furthermore, in the above technical solution, the actuator includes: a reset link, one end of which is connected to the water outlet valve, and the other end of which is rotatably connected to the cover. The reset link has a movable hole in its middle or near-middle position, and is sleeved on the guide post inside the cover through the movable hole and can slide up and down. A reset spring sleeved around the guide post presses against the lower end of the reset link to provide elastic support for the reset link and drive the water outlet valve to block the water outlet. An actuator has one end rotatably connected to the cover and the other end extending out of the cover to serve as a button. The pressing protrusion at the lower end of the actuator contacts the middle or near-middle position of the reset link, so that when the button is pressed, the pressing protrusion presses down on the reset link and overcomes the elastic force of the reset spring to drive the water outlet valve connected to one end of the reset link to move downward to open the water outlet.

[0017] After adopting the above technical solution, the present invention has the following beneficial effects compared with the prior art: the present invention not only has the function of preventing tipping and leakage, but also has the function of drainage, so that the water inside the lid can be easily discharged, avoiding the growth of bacteria and affecting human health. Attached image description:

[0018] Figure 1 This is a cross-sectional view of the initial state of this utility model;

[0019] Figure 2 This is a cross-sectional view of the present invention in the water discharge state;

[0020] Figure 3 This is a cross-sectional view of the drainage state of this utility model;

[0021] Figure 4 This is a diagram of the internal structure of this utility model;

[0022] Figure 5 yes Figure 1 A magnified view of part A in the middle;

[0023] Figure 6 This is a cross-sectional view of another embodiment of the present invention. Detailed implementation method:

[0024] The present invention will be further described below with reference to specific embodiments and accompanying drawings.

[0025] See Figure 1-5 As shown, an anti-tipping electric kettle lid is used in an electric kettle and can be separated from the kettle body. The anti-tipping electric kettle lid includes: a lid body 1, a water outlet valve 2, a steam valve 3, and an actuator 4.

[0026] The cover 1 has a water outlet 101 and a steam exhaust channel 102, and the cover 1 is provided with a water outlet 103 communicating with the water outlet 101; the water outlet valve 2 is slidably installed with the cover 1 and is used to block or open the water outlet 101; the steam valve 3 includes a valve cavity 31 disposed in the cover 1 and communicating with the steam exhaust channel 102, and a valve bead 32 movably installed in the valve cavity 31 and capable of blocking the steam exhaust channel 102 when the cover 1 is tilted, the valve bead 32 being made of stainless steel. Made of steel, and in normal condition, a gap is formed between the valve ball 32 and the inner wall of the valve cavity 31; the actuator 4 is installed inside the cover 1 and is used to drive the outlet valve 2 to slide to open or block the outlet 101, and the actuator 41 of the actuator 4 is exposed outside the cover 1; the cover 1 is also provided with a drain cavity 11, and the bottom of the drain cavity 11 is provided with a drain outlet 111 that penetrates the lower end face or side face of the cover 1, and the drain outlet 111 is blocked by a removable drain plug 12. In practical use, the anti-tipping kettle lid is installed on the kettle body. Initially, the water outlet valve 2 blocks the water outlet 101, and a gap is formed between the valve bead 32 and the inner wall of the valve cavity 31, meaning the steam valve 3 is open. When the kettle is powered on and the water inside boils, the resulting steam is released through the steam vent 102 to prevent excessive internal pressure and potential accidents. If the kettle tipes over, the valve bead 32 inside the steam valve 3... The valve moves within the valve chamber 31 to block the steam exhaust passage 102, thus closing the steam exhaust passage 102. At this time, water in the kettle cannot flow out from the steam exhaust passage 102, nor from the outlet 101, thus achieving the anti-tipping and anti-leakage function. When it is necessary to pour out the water in the kettle, press the actuator 41 to drive the water outlet valve 2 to slide, thereby opening the outlet 101, allowing the water in the kettle to be poured out through the outlet 101 and the spout 103 to meet usage requirements. Furthermore, even if water enters and accumulates inside the lid 1 during use or cleaning, this water will gather in the drain chamber 11. When drainage is needed later, simply pull out the drain plug 12 relative to the drain outlet 111 to easily drain the water in the drain chamber 11 through the drain outlet 111. This prevents water accumulation / storage inside the lid, which can easily breed bacteria, mineral deposits, and other impurities, affecting human health. This drainage function facilitates cleaning the lid, making it cleaner and more hygienic.

[0027] In this embodiment, the bottom surface of the drainage cavity 11 is inclined downward toward the drain outlet 111, so that all the water in the drainage cavity 11 can flow toward the drain outlet 111, so that all the water in the drainage cavity 11 can be discharged through the drain outlet 111 in the future, so that no water accumulates inside the cover 1, avoiding the growth of bacteria and affecting human health.

[0028] The drainage chamber 11 includes an outer drainage channel 112 located around the inner cavity of the cover 1 and a central drainage channel 113 located in or near the center of the inner cavity of the cover 1. The outer drainage channel 112 connects to the central drainage channel 113 via a converging port 114. The drain outlet 111 is located at the bottom of the central drainage channel 113. The design of the outer drainage channel 112 and the central drainage channel 113 allows water entering the cover 1 through various gaps to be collected, making drainage smoother and cleaner, and facilitating subsequent drainage. The bottom surface of the outer drainage channel 112 slopes downward toward the converging port 114, so that water flowing into the outer drainage channel 112 flows toward the converging port 114 and then through the converging port 114 to the central drainage channel 113, where it can be discharged later through the drain outlet 111 located at the bottom of the central drainage channel 113.

[0029] It is worth mentioning that: the part of the actuator 41 that passes through the outer wall of the lid 1 and the part that is exposed outside the lid 1 will form a gap with the lid 1, so that when the lid is cleaned, the water will flow into the inside of the lid 1 through this gap; however, in this application, the actuator 4 and its actuator 41 are placed above the central drainage channel 113, so that the water that enters the inside of the lid 1 during cleaning will flow into the central drainage channel 113 and converge towards the drain outlet 111 for drainage later.

[0030] In this embodiment, the drain plug 12 is a rubber plug or a silicone plug, which includes an inlay portion 121 and a pressing portion 122 extending outward along the lower periphery of the inlay portion 121. The inlay portion 121 is inlaid in the drain outlet 111 and is fastened by an interference fit, thereby sealing the drain outlet 111. It has an excellent sealing effect and is easy to pull out later to open the drain outlet 111.

[0031] In some other embodiments, the inlay part 121 is formed with an annular groove 124 around its periphery, and the inlay part 121 is held and positioned by the annular groove 124 and the protruding rib 115 formed on the inner wall of the drain outlet 111. This not only enhances the sealing performance between the inlay part 121 and the drain outlet 111, but also improves the stability between the inlay part 121 and the drain outlet 111, effectively preventing the drain plug 12 from accidentally falling out of the drain outlet 111.

[0032] In some other embodiments, the longitudinal section of the drain plug 12 is shaped like a "Z", that is, the inlay part 121 has a groove 123 for reducing material usage and increasing elasticity along its lower end. The bottom of the groove 123 is higher than the annular groove 124, which allows the inlay part 121 to deform better, and the annular groove 124 to be more smoothly engaged and positioned with the rib 115, thereby improving assembly efficiency.

[0033] The structure of the cover 1 will be described in detail below.

[0034] The cover 1 includes a cover body 13, a bottom cover 15 installed at the lower end of the cover body 13 by a sealing gasket 14, and an upper cover 16 installed at the upper end of the cover body 13. The actuator 4 is installed inside the cover body 13, and the actuator 41 partially extends out of the cover body 1 through a window provided on the outside of the upper cover 16 so that it can be pressed by hand to control the operation of the actuator 4.

[0035] In this embodiment, the water outlet 103 is installed between the cover body 13, the upper cover 16, and the bottom cover 15 via a sealing bracket 17. The bottom cover 15 is provided with the water outlet 101. Both the water outlet 103 and the bottom cover 15 are made of stainless steel; of course, they can also be made of a higher quality material. The water outlet 103 has a water outlet channel communicating with the water outlet 101.

[0036] The piston shaft 22 of the water outlet valve 2 is slidably and sealed through the sealing frame 17, and the two are sealed together. There is no risk of water leakage during the sliding process of the piston shaft 22 relative to the sealing frame 17.

[0037] The lower end of the cover body 13 is provided with the drain outlet 111. A drain chamber 150 is also provided between the cover body 13 and the bottom cover 15. The bottom cover 15 is provided with a drain hole 151 communicating with the drain chamber 150 and an annular protrusion 152 located around the drain hole 151 at the position corresponding to the drain outlet 111. A drainage gap is formed between the inner edge of the drain hole 151 and the outer edge of the drain outlet 111. The drain plug 12 is provided with a sealing groove 125, and the drain plug 12 is sealed and assembled with the annular protrusion 152 through the sealing groove 125. Its assembly structure is stable, so as to block the drainage gap and improve the sealing effect. When the drain plug 12 is pulled out relative to the drain outlet 111, the drain hole 151 is also opened, so that the water accumulated in the drain chamber 150 can also be discharged through the drain hole 151, thereby improving the drainage function of this utility model. The sealing groove 125 is provided on the upper end face of the pressing part 122.

[0038] The bottom cover 15 is provided with a steam hole 153 communicating with the valve chamber 31 and a support protrusion 154 located between the steam holes 153. In other words, the steam hole 153 is part of the steam discharge channel 102 / inlet. The support protrusion 154 extends from bottom to top into the valve chamber 31 and supports the valve ball 32, so that the valve ball 32 and the steam hole 153 are always spaced apart.

[0039] The structure of the water outlet valve 2 will be described in detail below.

[0040] The water outlet valve 2 includes a piston 21, a piston shaft 22 mounted on the piston 21, and a piston sealing ring 23 mounted on the piston 21. The upper end of the piston shaft 22 is connected to the actuator 4 so that it can move up and down under the control of the actuator 4. The piston 21 contacts the bottom surface of the cover 1 through the piston sealing ring 23 to seal the water outlet 101. The piston shaft 22 passes through the sealing frame 17 and can move relative to the sealing frame 17.

[0041] The piston sealing ring 23 is a sleeve structure that wraps around the outer edge, side, and upper end face of the lower end face of the piston 21. A steam discharge gap 201 is formed between the inner wall of the piston sealing ring 23 and the upper surface of the piston 21, and a discharge interval 202 connecting the piston sealing ring 23 and the outer surface of the piston shaft 22 is formed between the piston sealing ring 23 and the outer surface of the piston shaft 22. The piston 21 has multiple steam discharge micro-holes 211 connected to the steam discharge gaps 201 along its lower end face. The steam discharge micro-holes 211, the steam discharge gaps 201, and the discharge intervals 202 are sequentially connected to form a steam discharge capillary channel. This steam discharge capillary channel and the steam discharge channel 102 form a dual steam channel, which can better achieve the steam discharge effect. Specifically, the size of the steam discharge capillary channel is much smaller than the size of the steam discharge channel, that is, the steam discharge channel 102 is the main channel for discharging steam. Only when the steam discharge channel 102 is obstructed by various problems, will pressure be generated inside the electric kettle, at which time the steam discharge capillary channel will function. Pressurized steam causes the steam discharge gap 201 between the inner wall of the piston seal ring 23 and the upper surface of the piston 21 to expand, allowing steam to escape through the steam discharge capillary channel and out of the kettle lid through the spout. When the kettle tipes over, the valve bead 32 moves within the valve chamber 31 to block the steam discharge channel 102, preventing water from escaping through it. At this time, because the steam discharge capillary channel is a small, flexible channel, water in the kettle also cannot escape through it.

[0042] In some embodiments, the bottom surface of the cover 1 is provided with a receiving groove 104, and the bottom surface of the receiving groove 104 is provided with the water outlet 101; the upper surface of the piston sealing ring 23 is provided with a plurality of spaced sealing ribs 231, and the piston sealing ring 23 is pressed into the receiving groove 104 from bottom to top, which has better assembly stability, and the sealing ribs 231 contact the bottom surface of the receiving groove 104 to form a sealed assembly, which has a better sealing effect.

[0043] The structure of the actuator 4 will be described in detail below.

[0044] The actuator 4 includes a reset link 42 and an actuator 41.

[0045] Specifically, one end of the reset link 42 is connected to the water outlet valve 2, and the other end of the reset link 42 is rotatably connected to the cover 1. The reset link 42 has a movable hole 421 in its middle or near middle position, and is sleeved on the guide post 18 inside the cover 1 through the movable hole 421. The reset spring 6 sleeved on the periphery of the guide post 18 presses against the reset link 42 to provide elastic support for the reset link 42 and drive the water outlet valve 2 to block the water outlet 101. The upper end of the guide post 18 is also provided with a screw 19, the head of which protrudes out of the upper end face of the guide post 18 to prevent the reset link 42 from disengaging from the guide post 18.

[0046] One end of the actuator 41 is rotatably connected to the cover 1, and the other end extends out of the cover 1 as a button 411. The lower end of the actuator 41 is provided with a pressing protrusion 412, which contacts the middle or near the middle of the reset link 42. When the button 411 is pressed, the pressing protrusion 412 presses down on the reset link 42 and overcomes the elastic force of the reset spring 6 to drive one end of the reset link 42 and the water outlet valve 2 to move downward to open the water outlet 101.

[0047] In this embodiment, combined with Figure 1 As shown, the steam discharge channel 102 is connected to the water outlet 103, meaning that the water vapor entering the steam discharge channel 102 will be discharged to the water outlet 103 and then discharged to the outside through the water outlet 103; in some other embodiments, combined with Figure 6 As shown, the steam exhaust channel 102 is connected to the outer side of the lid 1, and the outer side of the lid 1 is provided with a sealing nozzle 100. When the lid 1 is installed on the body of the electric kettle, the sealing nozzle 100 is connected to the steam inlet on the inner wall of the kettle body. The handle on the kettle body is provided with a pipe connected to the steam inlet. This pipe is connected to the bottom of the kettle body and corresponds to the steam detection switch provided at the bottom of the kettle body. So that after the steam exhaust channel 102 discharges water steam, the water steam is guided to the bottom of the kettle body through the steam inlet and pipe on the inner wall of the kettle body. When the steam detection switch detects the water steam, it can control the electric kettle to cut off the power to stop heating.

[0048] In summary, this utility model not only has the function of preventing tipping and leakage, but also has the function of drainage, allowing the water inside the lid to be easily drained, thus preventing the growth of bacteria and affecting human health.

[0049] Of course, the above description is only a specific embodiment of the present utility model and is not intended to limit the scope of the present utility model. All equivalent changes or modifications made to the structure, features and principles described in the claims of the present utility model should be included in the scope of the claims of the present utility model.

Claims

1. An anti-tipping electric kettle lid, characterized in that: It includes: The cover has a water outlet and a steam exhaust channel, and the cover is provided with a water outlet nozzle that connects to the water outlet; A water outlet valve, which is installed on the cover and used to seal or open the water outlet; A steam valve, comprising a valve cavity disposed within a cover body and communicating with a steam exhaust passage, and at least one valve ball movably installed within the valve cavity and capable of blocking the steam exhaust passage when the cover body is tilted; An actuator, which is installed inside the cover and is used to drive the outlet valve to slide to open or block the outlet, and the actuator's actuating parts are exposed outside the cover. The cover body is also provided with a drainage cavity, and the bottom of the drainage cavity has a drainage port that penetrates the lower end face or side of the cover body, and the drainage port is sealed by a removable drainage plug.

2. The anti-tipping electric kettle lid according to claim 1, characterized in that: The bottom surface of the drainage cavity slopes downward toward the drainage outlet.

3. The anti-tipping electric kettle lid according to claim 1, characterized in that: The drainage chamber includes an outer drainage channel located around the periphery of the inner cavity of the cover and a central drainage channel located in or near the center of the inner cavity of the cover. The outer drainage channel is connected to the central drainage channel through a converging port. The actuator and actuator are positioned above the central drainage channel, and the bottom surface of the outer drainage channel is inclined downward toward the converging port. The drainage port is located at the bottom of the central drainage channel.

4. The anti-tipping electric kettle lid according to claim 1, characterized in that: The drain plug includes an inlay part and a pressing part extending outward from the lower periphery of the inlay part. The inlay part has a groove formed upward from its lower end to reduce material usage and increase elasticity. The inlay part has an annular groove formed around its periphery. After the inlay part is inlaid in the drain outlet, it seals the drain outlet. The inlay part is also held and positioned by the annular groove and the protruding rib formed on the inner wall of the drain outlet.

5. The anti-tipping electric kettle lid according to any one of claims 1-4, characterized in that: The water outlet valve includes a piston, a piston shaft on the piston, and a piston sealing ring on the piston. The upper end of the piston shaft is connected to the actuator, and the piston contacts the bottom surface of the cover through the piston sealing ring to seal the water outlet.

6. The anti-tipping electric kettle lid according to claim 5, characterized in that: The piston sealing ring is a sleeve structure that wraps around the outer edge, side and upper end face of the lower end face of the piston. A steam discharge gap is formed between the inner wall of the piston sealing ring and the upper surface of the piston, and a discharge interval is formed between the piston sealing ring and the outer surface of the piston shaft. The piston has multiple steam discharge holes opened upward along its lower end face. The steam discharge holes, steam discharge gaps and discharge intervals are connected in sequence to form a steam discharge capillary channel.

7. The anti-tipping electric kettle lid according to claim 5, characterized in that: The bottom surface of the cover is provided with a receiving groove, and the bottom surface of the receiving groove is provided with a water outlet; the upper surface of the piston sealing ring is provided with several spaced sealing ribs, and the piston sealing ring is pressed into the receiving groove from bottom to top, and the sealing ribs contact the bottom surface of the receiving groove to form a sealing assembly.

8. The anti-tipping electric kettle lid according to any one of claims 1-4, characterized in that: The cover includes a cover body, a bottom cover sealed to the lower end of the cover body by a sealing gasket, and an upper cover installed to the upper end of the cover body; the water outlet is installed between the cover body, the upper cover, and the bottom cover by a sealing frame, and the bottom cover is provided with a water outlet; the piston shaft of the water outlet valve and the sealing frame form a slidable sealing assembly.

9. The anti-tipping electric kettle lid according to claim 8, characterized in that: The lower end of the cover body is provided with a drain outlet. A drain chamber is also provided between the cover body and the bottom cover. The bottom cover is provided with a drain hole that connects to the drain chamber and an annular protrusion located on the lower periphery of the drain hole at the position corresponding to the drain outlet. A drain gap is formed between the inner edge of the drain hole and the outer edge of the drain outlet. The drain plug is provided with a sealing groove, and the drain plug is sealed and assembled with the annular protrusion through the sealing groove to block the drain gap.

10. The anti-tipping electric kettle lid according to any one of claims 1-4, characterized in that: The implementing mechanism includes: The reset link has one end connected to the water outlet valve and the other end rotatably connected to the cover. The reset link has a movable hole in its middle or near middle position, and is sleeved on the guide post inside the cover through the movable hole and can slide up and down. The reset spring sleeved on the periphery of the guide post presses against the lower end of the reset link to provide elastic support for the reset link and drive the water outlet valve to block the water outlet. An actuator has one end rotatably connected to the cover and the other end extending out of the cover to serve as a button. A pressing protrusion at the lower end of the actuator contacts the middle or near the middle of the reset link. When the button is pressed, the pressing protrusion presses down on the reset link and overcomes the spring force of the reset spring to drive the water outlet valve connected to one end of the reset link to move downward to open the water outlet.

Citation Information

Patent Citations

  • Anti-toppling kettle cover structure

    CN221307943U