Electric kettle with glass liner and processing method thereof
By using a glass inner liner encased in a stainless steel outer shell within the electric kettle, and utilizing a gate-shaped ring and extension section design, the problems of glass kettle fragility and heat conduction are solved, thus improving safety and energy efficiency.
Patent Information
- Application Number
- CN202411445486.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-16
- Publication Date
- 2025-01-07
AI Technical Summary
The glass body of existing electric kettles is fragile, resulting in a short service life. Furthermore, heat conduction causes the kettle to become too hot to handle and reduces energy efficiency.
It features a glass inner liner encased in a stainless steel outer shell, combined with a door-shaped ring and extension section design, and sealed with food-grade resin to form an insulation layer. The inner liner is flush with the outer shell, facilitating pouring and sealing.
It improves the safety of the inner liner, extends its service life, reduces the risk of damage to the inner liner and electric shock, and enhances ease of use and energy efficiency.
Smart Images
Figure CN119257432A_ABST
Abstract
Description
Technical Field
[0001] The present application relates to the technical field of electric kettles, and in particular to an electric kettle with a glass liner and a processing method thereof. Background Art
[0002] "Electric kettle" is a household appliance that uses electricity to heat water. It usually consists of components such as a heating element, a thermostat, a kettle body and a power plug. Electric kettles have the characteristics of fast heating speed, easy operation, safety and reliability, and are widely used in homes, offices and other places. When using an electric kettle, you need to pay attention to safety issues such as water level control and avoiding dry boiling to ensure its normal operation and extend its service life.
[0003] The glass kettle bodies used in electric kettles on the market are all single-layer high borosilicate glass. When a single-layer glass container is filled with high-temperature liquid, the heat is directly transferred to the outer surface through the kettle body. The surface of the kettle body is hot, resulting in reduced energy efficiency during heating or too fast cooling during heat preservation. For this reason, electric kettles have been improved and double-layer kettle body structures have emerged. For example, Chinese patent application CN2013206404103 proposes an electric kettle with a glass kettle body. The kettle body is made of double-layer glass and is provided with an inner cup and an outer cup. The inner cup and the outer cup are sealed into one by high-temperature welding, and an insulating interlayer is provided between the inner cup and the outer cup, which effectively prevents scalding and keeps warm.
[0004] However, the kettle body made of double-layer glass is easily damaged due to the brittleness of the glass during use, so the product is not durable and has a short service life. Summary of the invention
[0005] In order to extend the service life of an electric kettle, the present application provides an electric kettle with a glass liner and a processing method thereof In the first aspect, the present application provides an electric kettle with a glass liner, which adopts the following technical solution: An electric water kettle with a glass inner liner comprises a base and a kettle body arranged on the base, the base and the kettle body are electrically connected, the kettle body comprises an outer shell and an inner liner fixedly arranged in the outer shell, the outer shell and the inner liner are separated to form a heat insulation layer, the outer shell is made of stainless steel, the inner liner is made of glass, the upper end surface of the inner liner is located below the upper end surface of the outer shell, the upper end surface of the inner liner is provided with an extension section, the extension section is cylindrical, the end surface of the extension section is bent into a door shape and is hung on the port of the outer shell; a door-shaped ring is provided between the inner liner and the extension section, the cross-section of the door-shaped ring is door-shaped and the opening faces the base, the door-shaped ring is buckled at the end of the inner liner, the extension section is fixed and sealed on the side of the door-shaped ring; the door-shaped ring is filled with edible resin, and the edible resin is used to seal the gap between the inner liner and the door-shaped ring.
[0006] In a second aspect, the present application provides a method for processing an electric kettle with a glass liner, which adopts the following technical solution: Optionally, a method for processing an electric kettle with a glass liner, used to produce an electric kettle with a glass liner, further comprising: S1: preparing and mixing raw materials, putting the mixed raw materials into a furnace to make glass liquid droplets, melting the glass liquid to 1250°C, and melting; S2: making glass droplets of corresponding weight and shape and injecting them into the mold; after the mold is stamped, the glass liner is formed in the mold, and the formed liner is taken out from the mold; S3: Flame baking: after the glass liner is formed, it is baked with natural gas and pure oxygen flames, and the flame core temperature reaches above 1500°C; S4: Annealing treatment: The glass liner is kept at 700°C for 3 hours, and the temperature is slowly lowered to ensure that the surface is not deformed and the bottom is flat; S5: Install a door-shaped ring at the end of the inner pot, and fix the extension section on the door-shaped ring, then move the inner pot into the outer shell, and lower the inner pot onto the heating plate, so that the inner pot falls into the U-shaped bend of the heating plate; inject resin into the U-shaped bend of the heating plate and the door-shaped ring to fix the inner pot on the heating plate, and then fix the extension section to the port of the outer shell to complete the installation of the kettle.
[0007] Optionally, in step S5, first turn the door-shaped ring upside down with the opening of the door-shaped ring facing upwards, then place the inner liner in the door-shaped ring, and make the inner liner and the door-shaped ring separated, and then inject resin. After the inner liner and the door-shaped ring are fixed and sealed, weld the extension section to the outside of the door-shaped ring, and then hang the extension section on the end of the outer shell and fix it. At this time, the end of the inner liner is located in the U-shaped bend of the heating plate, and then inject resin.
[0008] Optionally, in step S5, a mounting seat is used, wherein the mounting seat is used to invert the door-shaped ring, and the inner liner is placed in the door-shaped ring. The mounting seat is provided with an adjusting device, and the adjusting device is used to drive the inner liner and the door-shaped ring to be coaxial; the mounting seat is provided with a lifting member, and the lifting member is used to drive the inner liner to rise and separate from the bottom of the door-shaped ring; the mounting seat is provided with an injection molding part, and the injection molding part is used to inject molding resin into the door-shaped ring to seal the inner liner and the door-shaped ring.
[0009] Optionally, the adjustment device includes a mounting shaft arranged on the mounting seat, the mounting shaft is perpendicular to the mounting seat, two layers of adjustment rods are arranged on the mounting shaft, one layer of adjustment rods is facing the inner liner, and the other layer of adjustment rods is facing the door-shaped ring, the adjustment rods are perpendicular to the mounting shaft, one layer of adjustment rods includes at least two adjustment rods, and are evenly distributed along the circumference of the mounting shaft, the adjustment rod is a telescopic structure, and also includes a first driving member for driving the adjustment rod to retract and abut the inner liner and the door-shaped ring.
[0010] Optionally, the lifting member includes a lifting rod arranged on the mounting seat, the lifting rod is perpendicular to the mounting seat, a fixing rod is arranged on the lifting rod, the fixing rod is perpendicular to the lifting rod, a suction cup for adsorbing the inner liner is arranged on the fixing rod, and both the fixing rod and the lifting rod are telescopic structures. The fixing rod is extended to drive the suction cup to abut and adsorb the inner liner, and the lifting rod is telescopic to drive the inner liner to rise and fall.
[0011] Optionally, the injection molded part includes an injection molding tube arranged on a mounting seat and an injection molding nozzle arranged at the end of the injection molding tube, the injection molding nozzle faces into the gate-shaped ring, the injection molding tube is connected to a resin raw material storage box and is injected into the gate-shaped ring by pumping into the injection molding nozzle.
[0012] Optionally, the fixed rod is rotatably arranged on the lifting rod, and the rotation axis of the fixed rod is perpendicular to the lifting rod. The lifting rod is provided with a second driving member for driving the fixed rod to rotate and drive the inner liner to flip 180 degrees. After the inner liner is flipped 180 degrees, the extension section is sleeved on the outside of the door ring for welding.
[0013] Optionally, a positioning rod is provided on the lifting rod, a magnet is provided at the end of the positioning rod, the positioning rod is a retractable structure, and after the extension section is sleeved on the door-shaped ring, the positioning rod drives the magnet to be adsorbed on the extension section to fix the extension section.
[0014] Optionally, the magnet is arc-shaped and fits closely to the side wall of the extension section.
[0015] In summary, the present application includes at least one of the following beneficial technical effects: 1. The glass inner tank is wrapped in a stainless steel outer shell, thereby improving the safety of the inner tank and reducing the possibility of damage to the inner tank, thereby extending the service life of the electric kettle; under the action of the extension section, the inner tank is flush with the end of the outer shell, which makes it easy to pour out the water in the inner tank, thereby reducing the possibility of water in the inner tank entering the insulation layer, thereby extending the service life of the electric kettle; and reducing the possibility of water entering the insulation layer and contacting the heating device, thereby reducing the possibility of electric shock. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1It is a schematic diagram of the overall structure of an electric kettle with a glass liner according to an embodiment of the present application; Figure 2 It is a cross-sectional view of a kettle body of an electric kettle with a glass liner according to an embodiment of the present application; Figure 3 It is a schematic diagram of sealing of a door frame and an inner liner in a method for manufacturing an electric kettle with a glass inner liner according to an embodiment of the present application; Figure 4 It is a cross-sectional view of an inner liner in a method for processing an electric kettle with a glass inner liner according to an embodiment of the present application; Figure 5 It is a sealing schematic diagram of an inner liner and an extension section in a method for processing an electric kettle with a glass inner liner according to an embodiment of the present application; Figure 6 It is a cross-sectional view of an inner liner and an extension section in a method for processing an electric kettle with a glass inner liner according to an embodiment of the present application.
[0017] Description of reference numerals: 1, base; 2, kettle body; 21, outer shell; 22, liner; 3, heat insulation layer; 4, extension section; 5, door ring; 6, mounting seat; 7. Adjustment device; 71. Mounting shaft; 72. Adjustment rod; 8. lifting member; 81. lifting rod; 82. fixing rod; 83. suction cup; 9. Injection molding parts; 91. Injection molding tube; 92. Injection molding nozzle; 10. Positioning rod; 11. Magnet; 12. Inner liner. DETAILED DESCRIPTION
[0018] The following is combined with Figure 1-6 This application is described in further detail.
[0019] The present application embodiment discloses an electric kettle with a glass liner. Figure 1 and Figure 2 The electric water kettle with a glass liner comprises a base 1 and a kettle body 2 arranged on the base 1, the base 1 and the kettle body 2 are electrically connected, the kettle body 2 comprises an outer shell 21 and an inner shell 22 fixedly arranged in the outer shell 21, the outer shell 21 and the inner shell 22 are separated to form a heat insulation layer 3, the outer shell 21 is made of stainless steel, the inner shell 22 is made of glass, the upper end surface of the inner shell 22 is located below the upper end surface of the outer shell 21, the upper end surface of the inner shell 22 is provided with an extension section 4, the extension section 4 is cylindrical, the end surface of the extension section 4 is bent into a door shape and is hung on the port of the outer shell 21; a door-shaped ring 5 is arranged between the inner shell 22 and the extension section 4, the cross section of the door-shaped ring 5 is door-shaped and the opening faces the base 1, the door-shaped ring 5 is buckled at the end of the inner shell 22, the extension section 4 is fixed and sealed at the side of the door-shaped ring 5; the door-shaped ring 5 is filled with edible resin, and the edible resin is used to seal the gap between the inner shell 22 and the door-shaped ring 5.
[0020] The glass inner liner 22 is wrapped in the stainless steel outer shell 21, thereby improving the safety of the inner liner 22 and reducing the possibility of damage to the inner liner 22, thereby extending the service life of the electric kettle; under the action of the extension section 4, the inner liner 22 is flush with the end of the outer shell 21, which facilitates the pouring out of the water in the inner liner 22 and reduces the possibility of water in the inner liner 22 entering the insulation layer 3, thereby extending the service life of the electric kettle; and reduces the possibility of water contacting the heating device after entering the insulation layer 3, thereby reducing the possibility of electric shock; and under the action of the door ring 5, the extension section 4 and the inner liner 22 are conveniently sealed and connected, thereby facilitating the connection between the inner liner 22 and the outer shell 21, and then facilitating the pouring out of the drinking water in the inner liner 22.
[0021] The implementation principle of the electric kettle with a glass liner in the embodiment of the present application is: The glass inner liner 22 is wrapped in the stainless steel outer shell 21, thereby improving the safety of the inner liner 22 and reducing the possibility of damage to the inner liner 22, thereby extending the service life of the electric kettle; under the action of the extension section 4, the inner liner 22 is flush with the end of the outer shell 21, which facilitates the pouring out of the water in the inner liner 22 and reduces the possibility of water in the inner liner 22 entering the insulation layer 3, thereby extending the service life of the electric kettle; and reduces the possibility of water contacting the heating device after entering the insulation layer 3, thereby reducing the possibility of electric shock; and under the action of the door ring 5, the extension section 4 and the inner liner 22 are conveniently sealed and connected, thereby facilitating the connection between the inner liner 22 and the outer shell 21, and then facilitating the pouring out of the drinking water in the inner liner 22.
[0022] The embodiment of the present application discloses a method for processing an electric kettle with a glass liner. The method for processing an electric kettle with a glass liner is used to produce an electric kettle with a glass liner, and further comprises: S1: preparing and mixing raw materials, putting the mixed raw materials into a furnace to make glass liquid droplets, melting the glass liquid to 1250°C, and melting; S2: preparing glass liquid droplets of corresponding weight and shape and injecting them into the mold; after the mold is stamped, the glass liner 22 is formed in the mold, and the formed liner 22 is taken out from the mold; S3: flame baking, after the glass liner 22 is formed, it is baked with natural gas and pure oxygen flame, and the flame core temperature reaches above 1500°C; S4: Annealing treatment: The glass liner 22 is kept at 700°C for 3 hours, and the temperature is slowly lowered to ensure that the surface is not deformed and the bottom is flat; S5: Install the door-shaped ring 5 at the end of the inner pot 22, and fix the extension section 4 on the door-shaped ring 5, then move the inner pot 22 into the outer shell 21, and lower the inner pot 22 onto the heating plate, so that the inner pot 22 falls into the U-shaped bend of the heating plate; inject resin into the U-shaped bend of the heating plate and the door-shaped ring 5 to fix the inner pot 22 on the heating plate, and then fix the extension section 4 to the port of the outer shell 21 to complete the installation of the kettle.
[0023] According to the above steps, the inner pot 22 and the first door frame are sealed and connected, and then the first door frame and the extension section 4 are sealed and connected. Then, the inner pot 22 is moved into the outer shell 21 so that the inner pot 22 falls on the heating plate, and then resin is implanted between the inner pot 22 and the heating plate. At this time, the extension section 4 is received at the port of the outer shell 21, and the extension section 4 is fixed to the outer shell 21, thereby completing the assembly of the electric kettle.
[0024] In an embodiment of the present application, in step S5, the door-shaped ring 5 is first turned upside down with the opening of the door-shaped ring 5 facing upward, and then the inner liner 22 is placed in the door-shaped ring 5, and the inner liner 22 and the door-shaped ring 5 are separated, and then resin injection is performed. After the inner liner 22 and the door-shaped ring 5 are fixed and sealed, the extension section 4 is welded to the outside of the door-shaped ring 5, and then the extension section 4 is hung on the end of the outer shell 21 and fixed. At this time, the end of the inner liner 22 is located in the U-shaped bend of the heating plate, and then resin injection is performed; the door-shaped ring 5 is turned upside down to facilitate the placement of the inner liner 22, and to facilitate the injection of resin and to facilitate the sealing connection between the inner liner 22 and the door-shaped ring 5.
[0025] Further, see Figure 2 , same as 3 and Figure 4 In step S5, a mounting seat 6 is used, and the mounting seat 6 is used to invert the door-shaped ring 5, and the inner liner 22 is placed in the door-shaped ring 5. An adjusting device 7 is provided on the mounting seat 6, and the adjusting device 7 is used to drive the inner liner 22 and the door-shaped ring 5 to be coaxial; a lifting member 8 is provided on the mounting seat 6, and the lifting member 8 is used to drive the inner liner 22 to rise and separate from the bottom of the door-shaped ring 5. An injection molding part 9 is provided on the mounting seat 6, and the injection molding part 9 is used to inject molding resin into the door-shaped ring 5 to seal the inner liner 22 and the door-shaped ring 5.
[0026] When the inner liner 22 is sealed and connected with the door-shaped ring 5, first, the door-shaped ring 5 is turned upside down on the mounting seat 6, and then the inner liner 22 is placed in the door-shaped ring 5. Subsequently, the inner liner 22 and the door-shaped ring 5 are acted on by the adjusting device 7, so that the inner liner 22 and the door-shaped ring 5 are coaxial; then, the inner liner 22 is acted on by the lifting member 8, and the inner liner 22 rises so that the inner liner 22 and the bottom of the door-shaped ring 5 are separated, and then the resin is injected into the door-shaped ring 5 through the injection molding member 9. When the resin solidifies, the door-shaped ring 5 and the inner liner 22 are sealed and connected.
[0027] Reference Figure 2 , same as 3 and Figure 4In the embodiment of the present application, the adjusting device 7 includes a mounting shaft 71 arranged on the mounting seat 6, the cross-section of the mounting shaft 71 is circular, the mounting shaft 71 is perpendicular to the mounting seat 6, and two layers of adjusting rods 72 are arranged on the mounting shaft 71, one layer of adjusting rods 72 is facing the inner liner 22, and the other layer of adjusting rods 72 is facing the door-shaped ring 5. Further, the adjusting rods 72 are perpendicular to the mounting shaft 71, and one layer of adjusting rods 72 includes at least two adjusting rods 72, which are evenly distributed along the circumference of the mounting shaft 71. The adjusting rods 72 are a retractable structure and also include a first driving member for driving the adjusting rods 72 to retract and abut against the inner liner 22 and the door-shaped ring 5. In the embodiment of the present application, the first driving member includes a first electric push rod arranged on the fixed section of the adjusting rod 72, the length direction of the output shaft of the first electric push rod is parallel to the length direction of the adjusting rod 72, and the sliding section of the adjusting rod 72 is fixedly arranged on the output shaft of the first electric push rod.
[0028] When adjusting the relative position of the inner pot 22 and the door-shaped ring 5, firstly, the door-shaped ring 5 is sleeved on the mounting shaft 71 and supported on the mounting seat 6, and then the inner pot 22 is sleeved on the mounting shaft 71 and the inner pot 22 is lowered into the door-shaped ring 5, and then the first electric push rod is started. The first electric push rod drives the sliding section of the adjustment rod 72 to act on the door-shaped ring 5 and the inner pot 22, thereby making the door-shaped ring 5 and the inner pot 22 in a coaxial state, thereby improving the assembly accuracy of the electric kettle.
[0029] Reference Figure 2 , same as 3 and Figure 4 In the embodiment of the present application, the lifting member 8 includes a lifting rod 81 arranged on the mounting seat 6, the lifting rod 81 is perpendicular to the mounting seat 6, the lifting rod 81 is parallel to the length direction of the mounting axis 71, a fixing rod 82 is arranged on the lifting rod 81, the fixing rod 82 is perpendicular to the lifting rod 81, a suction cup 83 for adsorbing the inner liner 22 is arranged on the fixing rod 82, and both the fixing rod 82 and the lifting rod 81 are telescopic structures. The fixing rod 82 is extended to drive the suction cup 83 to abut and adsorb the inner liner 22, and the lifting rod 81 is extended to drive the inner liner 22 to rise and fall. Further, the fixing rod 82 and the lifting rod 81 are both driven to extend and retract by the second electric push rod.
[0030] After the door-shaped ring 5 and the inner liner 22 are coaxial, the second electric push rod drives the fixed rod 82 to slide, and the fixed rod 82 drives the suction cup 83 to move toward the inner liner 22 and adsorb on the inner liner 22. Then the second electric push rod drives the lifting rod 81 to extend, thereby driving the inner liner 22 to rise and separate from the door-shaped ring 5. The operation is simple and convenient.
[0031] Reference Figure 2 , same as 3 and Figure 4In the embodiment of the present application, the injection molded part 9 includes an injection molding tube 91 arranged on the mounting seat 6 and an injection molding nozzle 92 arranged at the end of the injection molding tube 91, the injection molding nozzle 92 faces the gate-shaped ring 5, the injection molding tube 91 is connected to the resin raw material storage box and is injected into the gate-shaped ring 5 by pumping into the injection molding nozzle 92; when the inner liner 22 is separated from the gate-shaped ring 5, the delivery pump is started, and the delivery pump delivers the resin to the injection molding nozzle 92 through the injection molding tube 91, and injects it into the gate-shaped ring 5 through the injection molding nozzle 92. The operation is simple and convenient.
[0032] Reference Figure 5 and Figure 6 When the inner liner 22 is sealed and connected with the door-shaped ring 5, in order to facilitate the sealing connection between the extension section 4 and the door-shaped ring 5, the fixed rod 82 is rotatably arranged on the lifting rod 81. Furthermore, the connection section between the fixed rod 82 and the lifting rod 81 is located in the sliding section of the lifting rod 81. The rotation axis of the fixed rod 82 is perpendicular to the lifting rod 81. The lifting rod 81 is provided with a second driving member for driving the fixed rod 82 to rotate and drive the inner liner 22 to flip 180 degrees. The second driving member includes a flip motor embedded in the lifting rod 81. The fixed rod 82 is coaxially arranged on the flip motor. On the output shaft, after the inner liner 22 is flipped 180 degrees, the extension section 4 is sleeved on the outside of the door-shaped ring 5 for welding; when the inner liner 22 and the door-shaped ring 5 are sealed and connected, the lifting rod 81 is driven to extend again by the second electric push rod, and the lifting rod 81 drives the inner liner 22 and the door-shaped ring 5 to separate from the mounting seat 6, and then the flipping motor is started, and the flipping motor drives the fixed rod 82 to rotate, and the fixed rod 82 rotates to drive the inner liner 22 and the door-shaped ring 5 to flip 180 degrees, and then the extension section 4 is sleeved on the door-shaped ring 5, and then it is convenient to seal the extension section 4 and the door-shaped ring 5.
[0033] Reference Figure 5 and Figure 6 To facilitate the connection between the extension section 4 and the door-shaped ring 5, a positioning rod 10 is provided on the lifting rod 81, and a magnet 11 is provided at the end of the positioning rod 10. The magnet 11 is arc-shaped and fits with the side wall of the extension section 4. The positioning rod 10 is a retractable structure. The positioning rod 10 is driven to retract by the third push rod. After the extension section 4 is sleeved on the door-shaped ring 5, the positioning rod 10 drives the magnet 11 to be adsorbed on the extension section 4 to fix the extension section 4. Because the extension section 4 is made of metal, when the inner liner 22 is flipped over, the third push rod drives the magnet 11 to move toward the inner liner 22 through the third push rod, and is magnetically attracted to the extension section 4, which facilitates the fixing of the extension section 4 on the door-shaped ring 5, and facilitates the sealing connection between the extension section 4 and the door-shaped ring 5.
[0034] The implementation principle of the method for manufacturing an electric kettle with a glass liner in the embodiment of the present application is as follows: When assembling the electric kettle, first, the inner tank 22 and the first door frame are sealed and connected, and then the first door frame and the extension section 4 are sealed and connected. The inner tank 22 is moved into the outer shell 21 so that the inner tank 22 falls on the heating plate, and then resin is implanted between the inner tank 22 and the heating plate. At this time, the extension section 4 is received at the port of the outer shell 21, and the extension section 4 is fixed to the outer shell 21, thereby completing the assembly of the electric kettle.
[0035] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.
Claims
1. An electric kettle with a glass liner, characterized in that: The invention relates to a kettle body (2) comprising a base (1) and a kettle body (2) arranged on the base (1), wherein the base (1) and the kettle body (2) are electrically connected, wherein the kettle body (2) comprises an outer shell (21) and an inner liner (22) fixedly arranged in the outer shell (21), wherein the outer shell (21) and the inner liner (22) are separated to form a heat insulation layer (3), wherein the outer shell (21) is made of stainless steel, and the inner liner (22) is made of glass, wherein the upper end surface of the inner liner (22) is located below the upper end surface of the outer shell (21), and the upper end surface of the inner liner (22) is provided with an extension section (4), wherein the outer shell (21) and the inner liner (22) are separated to form a heat insulation layer (3), wherein the outer shell (21) and the inner liner (22) are separated to form a heat insulation layer (3), wherein the outer shell (21) and the inner liner (22) are made of glass, wherein the upper end surface of the inner liner (22) is located below the upper end surface of the outer shell (21), and the upper end surface of the inner liner (22) is provided with an extension section (4), wherein the outer shell (21) and the inner liner (22) are provided with an extension section (4), wherein the outer shell (21) and the inner liner (22) are provided with an extension section (4), wherein the outer shell (21) and the inner liner (22) are separated to form a heat insulation layer (3 ... The extension section (4) is cylindrical, the end face of the extension section (4) is bent into a door shape and is hung on the port of the outer shell (21); a door-shaped ring (5) is arranged between the inner liner (22) and the extension section (4), the cross section of the door-shaped ring (5) is door-shaped and the opening faces the base (1), the door-shaped ring (5) is buckled on the end of the inner liner (22), and the extension section (4) is fixed and sealed on the side of the door-shaped ring (5); the door-shaped ring (5) is filled with edible resin, and the edible resin is used to seal the gap between the inner liner (22) and the door-shaped ring (5).
2. A method for processing an electric kettle with a glass liner, characterized in that: For producing an electric kettle with a glass liner as claimed in claim 1, further comprising: S1: preparing and mixing raw materials, putting the mixed raw materials into a furnace to make glass liquid droplets, melting the glass liquid to 1250°C, and melting; S2: preparing a glass droplet of corresponding weight and shape and injecting it into the mold; after the mold is punched, the glass liner is formed in the mold, and the formed liner (22) is taken out from the mold; S3: Flame baking: after the glass liner is formed, it is baked with natural gas and pure oxygen flames, and the flame core temperature reaches above 1500°C; S4: Annealing treatment: The glass liner is kept at 700°C for 3 hours, and the temperature is slowly lowered to ensure that the surface is not deformed and the bottom is flat; S5: Install a door-shaped ring (5) at the end of the inner pot (22), and fix the extension section (4) on the door-shaped ring (5), then move the inner pot (22) into the outer shell (21), and lower the inner pot (22) onto the heating plate, so that the inner pot (22) falls into the U-shaped bend of the heating plate; inject resin into the U-shaped bend of the heating plate and the door-shaped ring (5) to fix the inner pot (22) on the heating plate, and then fix the extension section (4) to the port of the outer shell (21), thereby completing the installation of the kettle.
3. The method for processing an electric kettle with a glass liner according to claim 2, characterized in that: In step S5, the door-shaped ring (5) is first turned upside down with the opening of the door-shaped ring (5) facing upwards, and then the inner liner (22) is placed in the door-shaped ring (5), and the inner liner (22) and the door-shaped ring (5) are separated, and then resin is injected. After the inner liner (22) and the door-shaped ring (5) are fixedly sealed and connected, the extension section (4) is welded to the outside of the door-shaped ring (5), and then the extension section (4) is hung on the end of the outer shell (21) and fixed. At this time, the end of the inner liner (22) is located in the U-shaped bend of the heating plate, and then the resin is injected.
4. The method for manufacturing an electric kettle with a glass liner according to claim 3, characterized in that: In step S5, a mounting seat (6) is used, wherein the mounting seat (6) is used to invert the door-shaped ring (5), wherein the inner liner (22) is placed in the door-shaped ring (5), and an adjusting device (7) is provided on the mounting seat (6), wherein the adjusting device (7) is used to drive the inner liner (22) and the door-shaped ring (5) to be coaxial; a lifting member (8) is provided on the mounting seat (6), wherein the lifting member (8) is used to drive the inner liner (22) to rise and separate from the bottom of the door-shaped ring (5), and an injection molding member (9) is provided on the mounting seat (6), wherein the injection molding member (9) is used to inject molding resin into the door-shaped ring (5) to seal and connect the inner liner (22) and the door-shaped ring (5).
5. The method for manufacturing an electric kettle with a glass liner according to claim 4, characterized in that: The adjusting device (7) comprises a mounting shaft (71) arranged on a mounting seat (6), the mounting shaft (71) being perpendicular to the mounting seat (6), two layers of adjusting rods (72) being arranged on the mounting shaft (71), one layer of adjusting rods (72) facing the inner liner (22), and the other layer of adjusting rods (72) facing the door-shaped ring (5), the adjusting rods (72) being perpendicular to the mounting shaft (71), one layer of adjusting rods (72) comprising at least two adjusting rods (72) being evenly distributed along the circumference of the mounting shaft (71), the adjusting rods (72) being a telescopic structure, and further comprising a first driving member for driving the adjusting rods (72) to telescope and abut against the inner liner (22) and the door-shaped ring (5).
6. The method for manufacturing an electric kettle with a glass liner according to claim 4, characterized in that: The lifting member (8) comprises a lifting rod (81) arranged on the mounting seat (6), the lifting rod (81) being perpendicular to the mounting seat (6), a fixing rod (82) being arranged on the lifting rod (81), the fixing rod (82) being perpendicular to the lifting rod (81), a suction cup (83) for adsorbing the inner liner (22) being arranged on the fixing rod (82), the fixing rod (82) and the lifting rod (81) both being telescopic structures, the fixing rod (82) being extended to drive the suction cup (83) to abut against and adsorb the inner liner (22), and the lifting rod (81) being telescopic to drive the inner liner (22) to rise and fall.
7. The method for manufacturing an electric kettle with a glass liner according to claim 4, characterized in that: The injection molded part (9) comprises an injection molding tube (91) arranged on a mounting seat (6) and an injection molding nozzle (92) arranged at the end of the injection molding tube (91), wherein the injection molding nozzle (92) faces the inside of the gate-shaped ring (5), and the injection molding tube (91) is connected to a resin raw material storage box and is injected into the gate-shaped ring (5) by pumping into the injection molding nozzle (92).
8. The method for manufacturing an electric kettle with a glass liner according to claim 6, characterized in that: The fixing rod (82) is rotatably arranged on the lifting rod (81), and the rotation axis of the fixing rod (82) is perpendicular to the lifting rod (81). The lifting rod (81) is provided with a second driving member for driving the fixing rod (82) to rotate and drive the inner liner (22) to flip 180 degrees. After the inner liner (22) is flipped 180 degrees, the extension section (4) is sleeved on the outer side of the gate ring (5) for welding.
9. The method for manufacturing an electric kettle with a glass liner according to claim 8, characterized in that: The lifting rod (81) is provided with a positioning rod (10), and a magnet (11) is provided at the end of the positioning rod (10). The positioning rod (10) is a telescopic structure. After the extension section (4) is sleeved on the door-shaped ring (5), the positioning rod (10) drives the magnet (11) to be adsorbed on the extension section (4) to fix the extension section (4).
10. The method for manufacturing an electric kettle with a glass inner container according to claim 9, characterized in that: The magnet (11) is arc-shaped and fits closely to the side wall of the extension section (4).