Kettle lid and electric kettle

Abstract

The utility model provides a kettle lid and an electric kettle, the kettle lid comprises a kettle lid body and a sealing piston connecting rod, the kettle lid body is provided with an exhaust passage with an exhaust hole and a water outlet passage with a water outlet, the exhaust hole is arranged on the top surface of the kettle lid body, the water outlet is arranged on the side wall of the kettle lid body, and the sealing piston connecting rod is arranged on the sealing piston connecting rod. The exhaust passage and the water outlet passage can be communicated with the kettle body when the kettle cover covers the kettle body, and the sealing piston connecting rod is slidably connected to the kettle cover body and arranged in the mode that when the sealing piston connecting rod moves in the first direction to open the water outlet, the exhaust hole can be blocked at the same time. When the sealing piston connecting rod moves in the second direction opposite to the first direction to open the exhaust hole, the water outlet can be blocked at the same time. The sealing piston connecting rod capable of sliding between the exhaust passage and the water outlet passage is arranged in the kettle cover body, and the sealing piston connecting rod can enable one of the exhaust hole and the water outlet to be opened and the other to be closed, so that the use safety of the electric kettle is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of household appliances. Specifically, the utility model relates to a kettle lid and an electric kettle. Background Art

[0002] Nowadays, with the improvement of living standards, electric kettles heated by electricity are more and more widely used.

[0003] When the electric kettle is accidentally tilted by the user or for other reasons, the boiling water in the kettle will overflow. At the same time, due to the drastic change in the pressure in the kettle, the kettle may explode, thus causing a safety hazard. Currently, the existing electric kettles can increase the steam exhaust channel to solve the pressure problem in the kettle. The steam in the kettle can be discharged before pouring out the boiling water to achieve pressure relief and ensure that the electric kettle will not explode due to excessive pressure.

[0004] However, when adopting the above method to avoid the overflow of boiling water in the kettle and pressure changes, because the posture of the electric kettle changes when it is tilted, there will still be a small amount of water overflowing in the steam exhaust pipe, and the steam exhaust pipe is often blocked by condensed water, resulting in poor exhaust, and then the steam switch cannot be tripped in time, causing the risk of dry burning or kettle explosion. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a kettle lid that is beneficial to improving the safety of an electric kettle and an electric kettle applying the kettle lid.

[0006] To achieve the above purpose, the utility model provides the following technical solutions:

[0007] The utility model provides a kettle lid for covering a kettle body. The kettle lid includes a kettle lid body and a sealing piston connecting rod. An exhaust channel and a water outlet passage are provided on the kettle lid body. The exhaust channel is provided with an exhaust hole, and the water outlet passage is provided with a water outlet. The exhaust hole is arranged on the top surface of the kettle lid body, and the water outlet is arranged on the side wall of the kettle lid body. Both the exhaust channel and the water outlet passage can be communicated with the kettle body when the kettle lid covers the kettle body. The sealing piston connecting rod is slidably connected to the kettle lid body and is configured such that when the sealing piston connecting rod moves in a first direction to open the water outlet, the exhaust hole can be blocked simultaneously, and when the sealing piston connecting rod moves in a second direction opposite to the first direction to open the exhaust hole, the water outlet can be blocked simultaneously.

[0008] In one embodiment, the sealing piston connecting rod includes an air-isolating baffle, a water-blocking piston and a push rod, the air-isolating baffle and the water-blocking piston are integrally formed to form a Z-shaped structure, and the push rod is arranged between the air-isolating baffle and the water-blocking piston; the exhaust channel includes an air-guiding column arranged below the exhaust hole, the air-guiding column is provided with air-guiding holes passing through both ends, the air-isolating baffle can slidably cover the air-guiding hole at the upper end of the air-guiding column, and the water-blocking piston can slidably block the water outlet; a sliding clearance hole is opened at the top of the pot cover body, and the push rod passes through the sliding clearance hole and can slide along the sliding clearance hole.

[0009] In one of the embodiments, a limit block is formed on the side of the sealing piston connecting rod facing away from the push rod, and the limit block is arranged between the air-isolating baffle and the water-blocking piston; a spring pin is provided on the kettle cover body, and the spring pin can block the two sides of the limit block along the sliding direction, and can be forced to shrink downward to release the restriction on the limit block.

[0010] In one embodiment, a sealing groove is provided at one end of the water-blocking piston away from the air-isolating baffle, and a sealing ring is sleeved on the sealing groove.

[0011] In one embodiment, the pot lid body includes a cavity and a decorative cover that are mutually matched and connected, the exhaust channel and the water outlet passage are both arranged on the cavity, the exhaust hole is arranged on the decorative cover, the sealing piston connecting rod can be slidably installed in the cavity, and the decorative cover is arranged above the sealing piston connecting rod.

[0012] In one embodiment, a piston movable groove is provided in the cavity, the water outlet is provided on the side wall of the piston movable groove, a water outlet hole is provided on the bottom wall of the piston movable groove, the water outlet hole is connected to the water outlet, and the water-blocking piston is placed in the piston movable groove and can slidably block the passage between the water outlet hole and the water outlet.

[0013] In one embodiment, the center line of the water outlet hole and the center line of the exhaust channel are respectively arranged at positions close to the ends of the diameter of the cavity, and the center line of the water outlet hole and the center line of the water outlet are perpendicular to each other.

[0014] In one embodiment, a pressure plate is fixed on the piston movable groove, and the water-blocking piston is inserted into a space defined by the piston movable groove and the pressure plate.

[0015] Two rows of guide posts are arranged in the cavity, each row of guide posts includes a plurality of guide posts arranged at intervals along the sliding direction of the sealing piston connecting rod, the sealing piston connecting rod is arranged between the two rows of guide posts and the outer side wall abuts against the guide posts.

[0016] As a second aspect, the present utility model also relates to an electric kettle, which includes a kettle body, the above-mentioned kettle lid and a base. The kettle lid is covered on the top of the kettle body, and the kettle body is detachably installed on the base and electrically connected to the base.

[0017] The beneficial effects brought by the technical solution provided by the present utility model are as follows: In the kettle lid of the present utility model, a sealing piston link that can slide between the exhaust passage and the water outlet passage is provided inside the kettle lid body. When one of the exhaust hole and the water outlet is opened, the other is closed, so as to avoid the problem that boiling water enters the exhaust passage during pouring water, causing the exhaust passage to be blocked and poor exhaust, or the problem that steam is discharged from the water outlet during exhaust, resulting in scalding, and improving the safety of the electric kettle during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following will briefly introduce the drawings required for the description of the embodiments of the present utility model.

[0019] Figure 1 A three-dimensional structure diagram of the kettle lid provided by an embodiment of the present utility model;

[0020] Figure 2 For Figure 1 A three-dimensional structure diagram of another perspective of the shown kettle lid;

[0021] Figure 3 A three-dimensional structure diagram of the cavity provided by an embodiment of the present utility model;

[0022] Figure 4 A three-dimensional structure diagram of the sealing piston link provided by an embodiment of the present utility model;

[0023] Figure 5 A three-dimensional structure diagram of the sealing piston link provided by another embodiment of the present utility model;

[0024] Figure 6 An internal structure diagram of the kettle lid provided by an embodiment of the present utility model;

[0025] Figure 7 An internal structure diagram of the kettle lid provided by another embodiment of the present utility model;

[0026] Figure 8 A three-dimensional structure diagram of the electric kettle provided by an embodiment of the present utility model;

[0027] Figure 9 For Figure 8 A sectional view of the shown electric kettle in the water outlet working state;

[0028] Figure 10 ForFigure 8 Cross-sectional view of the electric kettle in the exhaust working state as shown

[0029] Figure 11 Schematic perspective view of the electric kettle provided by another embodiment of the present invention Detailed implementation manners

[0030] Embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. Although some embodiments of the present invention are shown in the drawings, it should be understood that the present invention can be implemented in various forms and should not be construed as limited to the embodiments set forth herein. On the contrary, these embodiments are provided to more thoroughly and completely understand the present invention. It should be understood that the drawings and embodiments of the present invention are only for exemplary purposes and are not used to limit the protection scope of the present invention

[0031] It should be understood that the steps recited in the method embodiments of the present invention can be executed in different orders and / or in parallel. In addition, the method embodiments may include additional steps and / or omit the steps shown. The scope of the present invention is not limited in this regard

[0032] As used herein, the term "including" and its variations are open-ended, that is, "including but not limited to". The term "connected" can be directly connected or indirectly connected through an intermediate component (element). The term "one embodiment" means "at least one embodiment"; the term "another embodiment" means "at least one additional embodiment"; the term "some embodiments" means "at least some embodiments". The relevant definitions of other terms will be given in the following description

[0033] It should be noted that the concepts such as "first" and "second" mentioned in the present invention are only used to distinguish devices, modules or units, and are not used to limit that these devices, modules or units must be different devices, modules or units, nor are they used to limit the order or mutual dependency relationship of the functions performed by these devices, modules or units

[0034] See Figures 1 to 7 , the present invention relates to a kettle lid 100 for covering the kettle body of a kettle to form a relatively airtight inner space of the kettle, so as to prevent heat leakage when heating the liquid in the kettle or foreign matters from falling into the kettle, save electric energy, and ensure drinking water safety

[0035] The kettle lid 100 includes a kettle lid body and a sealing piston link 30, and the sealing piston link 30 is slidably disposed in the kettle lid body

[0036] The pot cover body is provided with an exhaust channel 10 and a water outlet passage 20, the exhaust channel 10 is provided with an exhaust hole 11, the water outlet passage 20 is provided with a water outlet 21, the exhaust hole 11 is provided on the top surface of the pot cover body, and the water outlet 21 is provided on the side wall of the pot cover body. Both the exhaust channel 10 and the water outlet passage 20 can be connected with the pot body when the pot cover 100 is covered on the pot body.

[0037] The sealing piston connecting rod 30 is configured to simultaneously block the exhaust hole 11 when the sealing piston connecting rod 30 moves in a first direction to open the water outlet 21, and simultaneously block the water outlet 21 when the sealing piston connecting rod 30 moves in a second direction to open the exhaust hole 11, wherein the second direction is opposite to the first direction.

[0038] A sealing piston connecting rod 30 that can slide between the exhaust channel 10 and the water outlet passage 20 is provided in the kettle cover body. The sealing piston connecting rod 30 can close the exhaust hole 11 and the water outlet 21 when one of them is opened, thereby preventing boiling water from entering the exhaust channel 10 during pouring water, causing the exhaust channel 10 to be blocked and the exhaust to be blocked, or preventing steam from being discharged from the water outlet 21 during exhaust, causing scalding, thereby improving the safety of the electric kettle during use.

[0039] In one embodiment, the sealing piston connecting rod 30 includes an air-isolating baffle 31, a water-blocking piston 32 and a push rod 33. The air-isolating baffle 31 and the water-blocking piston 32 are integrally formed to form a Z-shaped structure. The push rod 33 is arranged between the air-isolating baffle 31 and the water-blocking piston 32 and is integrally formed with the two.

[0040] The exhaust channel 10 includes an air guide column 12 arranged below the exhaust hole 11. The air guide column 12 is provided with air guide holes running through both ends. The air guide holes are used to guide steam from the kettle to the exhaust hole 11 and then discharge it to the outside of the kettle through the exhaust hole 11.

[0041] A sliding clearance hole is opened at the top of the pot cover body corresponding to the push rod 33, and the push rod 33 passes through the sliding clearance hole and can slide along the sliding clearance hole, so that the air-isolating baffle 31 can slide in a first direction to cover the air-conducting hole at the upper end of the air-conducting column 12, or the water-blocking piston 32 can slide in a second direction to block the water outlet 21.

[0042] In one embodiment, a limit block 34 is formed on the bottom side of the sealing piston connecting rod 30 , that is, the side facing away from the push rod 33 . The limit block 34 is disposed between the air-blocking baffle 31 and the water-blocking piston 32 .

[0043] A spring pin 40 is provided on the kettle lid body. The spring pin 40 is located below the sealing piston connecting rod 30. One end of it is fixed to the kettle lid body, and the other end can extend upward or retract downward. The spring pin 40 can block both sides of the limiting block 34 along the sliding direction and can be forced to contract downward to release the restriction on the limiting block 34.

[0044] By setting the cooperation mode of the spring pin 40 and the limiting block 34, the sealing piston connecting rod 30 can be blocked by the spring pin 40 after the exhaust hole 11 or the water outlet 21 is opened, realizing the locking function, avoiding the problem that the sealing piston connecting rod 30 moves freely and hinders the use, or even causes safety accidents, thus facilitating the user to use and further improving the use safety performance.

[0045] In one implementation manner, a sealing groove 321 is provided at one end of the water blocking piston 32 away from the air separation baffle 31. A sealing ring 322 is sleeved on the sealing groove 321. By providing the sealing ring 322 on the water blocking piston 32, the sealing performance of the water blocking piston 32 is enhanced.

[0046] In one implementation manner, the kettle lid body includes a cavity 110 and a decorative cover 120 connected to the cavity 110. Preferably, the decorative cover 120 is connected to the cavity 110 by a snap connection.

[0047] The air guiding column 12, the water outlet passage 20, and the spring pin 40 are all arranged in the cavity 111 of the cavity 110, and the sealing piston connecting rod 30 is slidably installed in the cavity 110.

[0048] The exhaust hole 11 is opened on the decorative cover 120. The decorative cover 120 is connected to the cavity 110 above the sealing piston connecting rod 30 to shield the internal structure of the cavity 110 and the sealing piston connecting rod 30, realizing the decorative function.

[0049] In one implementation manner, a piston activity groove 112 is provided in the cavity 111. The water outlet 21 is arranged on the side wall of the piston activity groove 112. The bottom wall of the piston activity groove 112 is provided with a water outlet hole 22. The water outlet hole 22 is communicated with the water outlet 21. The central axis of the water outlet hole 22 is perpendicular to the central axis of the water outlet 21. The water blocking piston 32 is placed in the piston activity groove 112 and can slidably block the passage between the water outlet hole 22 and the water outlet 21. Among them, the end face of the water blocking piston 32 abuts against the water outlet 21, and the sealing ring 322 on the side part of the water blocking piston 32 blocks the water outlet hole 22, blocking the water outlet passage 20 and improving the water tightness.

[0050] In one embodiment, the center line of the water outlet hole 22 and the center line of the exhaust passage 10 are respectively located at positions near the two ends of the diameter of the cavity 110, so that the sealing piston connecting rod 30 can slide linearly, which is convenient for designing the movement track of the sealing piston connecting rod 30 on the cavity 110.

[0051] Further, two rows of guide posts 113 are provided in the cavity 110. Each row of guide posts 113 includes a plurality of guide posts 113 arranged at intervals along the sliding direction of the sealing piston connecting rod 30. The sealing piston connecting rod 30 is arranged between the two rows of guide posts 113 and its outer side wall abuts against the guide posts 113, so as to guide the sealing piston connecting rod 30 through the guide posts 113, ensure that the sealing piston connecting rod 30 slides along the set movement track, and ensure the normal opening and closing of the exhaust hole 11 and the water outlet 21.

[0052] In one embodiment, a pressing plate 50 is fixed on the piston moving groove 112, and the water blocking piston 32 is inserted into the space jointly defined by the piston moving groove 112 and the pressing plate 50. By providing the pressing plate 50 fixed to the piston moving groove 112, it is avoided that the water blocking piston 32 disengages from the piston moving groove 112 and affects the normal use of the exhaust and water outlet functions.

[0053] It can be understood that the kettle lid 100 of the above embodiments can be hinged to the kettle body to form a flip-top kettle or detachably connected to the kettle body to form a split kettle, which can be set according to actual needs.

[0054] See Figures 8 to 10 , the present invention also relates to an electric kettle, including a kettle body 200, the above kettle lid 100 and a base 300. A spout 210 is provided at the top of the kettle body 200, and the spout 210 is used for facilitating the pouring of the liquid in the kettle. The kettle lid 100 is covered on the top of the kettle body 200, and the water outlet 21 can be communicated with the spout 210. The kettle body 200 is detachably installed on the base 300 and electrically connected to the base 300. A handle 220 is provided on one side of the kettle body 200, and a control switch 230 is arranged on the handle. The control switch 230 is used to control the circuit connection state between the kettle body 200 and the base 300, connect the heating circuit of the base 300 and the kettle body 200 to heat the liquid in the kettle, or disconnect the heating circuit between the base 300 and the kettle body 200 to stop heating.

[0055] Since the electric kettle has the above kettle lid, it has the beneficial effects of the kettle lid, which will not be elaborated here.

[0056] Please combine Figure 11, the present utility model also relates to another electric kettle, whose structure is basically the same as that of the above-mentioned electric kettle, except that the control switch 230 is not arranged on the handle 220, but is arranged at the bottom end of the kettle body 200.

[0057] The above description is only the preferred embodiment of the present utility model and the explanation of the applied technical principle. Those skilled in the art should understand that the scope of the utility model involved in the present utility model is not limited to the technical solution formed by the specific combination of the above technical features, and should also cover other technical solutions formed by any combination of the above technical features or their equivalent features without departing from the above utility model concept. For example, the technical solution formed by mutually replacing the above features with the technical features (but not limited to) having similar functions in the present utility model.

[0058] Although the subject matter has been described in language specific to structural features and / or methodological logical acts, it should be understood that the subject matter defined in the appended claims is not necessarily limited to the specific features or acts described above. On the contrary, the specific features and acts described above are merely example forms of implementing the claims.

Claims

1. A kettle cover, used to cover a kettle body, the kettle cover is provided with an exhaust passage and a water outlet passage, the exhaust passage and the water outlet passage can be connected with the kettle body when the kettle cover is covered on the kettle body, the exhaust passage is provided with an exhaust hole, and the water outlet passage is provided with a water outlet, characterized in that: The pot cover comprises a pot cover body and a sealing piston connecting rod, the exhaust passage and the water outlet passage are both arranged on the pot cover body, the exhaust hole is arranged on the top surface of the pot cover body, and the water outlet is arranged on the side wall of the pot cover body. The sealing piston connecting rod is slidably connected to the pot cover body, and is configured to: when the sealing piston connecting rod moves along a first direction to open the water outlet, the exhaust hole can be blocked at the same time, and when the sealing piston connecting rod moves along a second direction opposite to the first direction to open the exhaust hole, the water outlet can be blocked at the same time.

2. The pot cover according to claim 1, characterized in that: The sealing piston connecting rod comprises an air-isolating baffle, a water-blocking piston and a push rod, wherein the air-isolating baffle and the water-blocking piston are integrally formed to form a Z-shaped structure, and the push rod is arranged between the air-isolating baffle and the water-blocking piston; The exhaust channel comprises an air guide column arranged below the exhaust hole, the air guide column is provided with air guide holes penetrating both ends, the air isolation baffle can slidably cover the air guide hole at the upper end of the air guide column, and the water blocking piston can slidably block the water outlet; A sliding hole is provided at the top of the pot cover body, and the push rod passes through the sliding hole and can slide along the sliding hole.

3. The pot cover according to claim 2, characterized in that: A limit block is formed on the side of the sealing piston connecting rod facing away from the push rod, and the limit block is arranged between the air isolation baffle and the water blocking piston; The pot cover body is provided with a spring pin, which can block the two sides of the limit block along the sliding direction and can be forced to shrink downward to release the restriction on the limit block.

4. The pot cover according to claim 2, characterized in that: A sealing groove is arranged at one end of the water blocking piston away from the air isolation baffle, and a sealing ring is sleeved on the sealing groove.

5. The pot cover according to claim 2, characterized in that: The pot cover body includes a cavity and a decorative cover that are mutually matched and connected, the exhaust channel and the water outlet passage are both arranged on the cavity, the exhaust hole is arranged on the decorative cover, the sealing piston connecting rod can be slidably installed in the cavity, and the decorative cover is arranged above the sealing piston connecting rod.

6. The pot cover according to claim 5, characterized in that: A piston movable groove is provided in the cavity, the water outlet is provided on the side wall of the piston movable groove, a water outlet hole is provided on the bottom wall of the piston movable groove, the water outlet hole is communicated with the water outlet, and the water blocking piston is placed in the piston movable groove and can slidably block the passage between the water outlet hole and the water outlet.

7. The pot cover according to claim 6, characterized in that: The center line of the water outlet hole and the center line of the exhaust channel are respectively arranged at positions close to the ends of both ends of the diameter of the cavity, and the center line of the water outlet hole and the center line of the water outlet are perpendicular to each other.

8. The pot cover according to claim 6, characterized in that: A pressure plate is fixed on the piston movable groove, and the water-blocking piston is inserted into a space defined by the piston movable groove and the pressure plate.

9. The pot cover according to claim 5, characterized in that: Two rows of guide posts are arranged in the cavity, each row of guide posts includes a plurality of guide posts arranged at intervals along the sliding direction of the sealing piston connecting rod, the sealing piston connecting rod is arranged between the two rows of guide posts and the outer side wall abuts against the guide posts.

10. An electric kettle, comprising a kettle body, a kettle cover and a base, wherein the kettle cover is arranged on the top of the kettle body, and the kettle body is detachably mounted on the base and electrically connected to the base, characterized in that: The pot cover is the pot cover according to any one of claims 1 to 9.

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