CN114504240A - Titanium electric heating cup and manufacturing method thereof - Google Patents

Titanium electric heating cup and manufacturing method thereof Download PDF

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Publication number
CN114504240A
CN114504240A CN202210280219.6A CN202210280219A CN114504240A CN 114504240 A CN114504240 A CN 114504240A CN 202210280219 A CN202210280219 A CN 202210280219A CN 114504240 A CN114504240 A CN 114504240A
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CN
China
Prior art keywords
titanium
vacuum
cup
inner container
temperature sensor
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
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CN202210280219.6A
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Chinese (zh)
Inventor
王志杰
谢建飞
庹华坤
刘欢
吴林军
夏飞剑
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Feijian Industry & Trade Co ltd
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Zhejiang Feijian Industry & Trade Co ltd
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Publication date
Application filed by Zhejiang Feijian Industry & Trade Co ltd filed Critical Zhejiang Feijian Industry & Trade Co ltd
Priority to CN202210280219.6A priority Critical patent/CN114504240A/en
Publication of CN114504240A publication Critical patent/CN114504240A/en
Pending legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J27/00—Cooking-vessels
    • A47J27/002—Construction of cooking-vessels; Methods or processes of manufacturing specially adapted for cooking-vessels
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J27/00—Cooking-vessels
    • A47J27/21—Water-boiling vessels, e.g. kettles
    • A47J27/21008—Water-boiling vessels, e.g. kettles electrically heated
    • A47J27/21041—Water-boiling vessels, e.g. kettles electrically heated with heating elements arranged outside the water vessel
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J27/00—Cooking-vessels
    • A47J27/21—Water-boiling vessels, e.g. kettles
    • A47J27/21166—Constructional details or accessories
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J36/00—Parts, details or accessories of cooking-vessels
    • A47J36/06—Lids or covers for cooking-vessels
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J36/00—Parts, details or accessories of cooking-vessels
    • A47J36/24—Warming devices
    • A47J36/2444—Drinking cups with heating means
    • A47J36/2461—Drinking cups with heating means with electrical heating means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K1/00—Soldering, e.g. brazing, or unsoldering
    • B23K1/008—Soldering within a furnace

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  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Furnace Details (AREA)

Abstract

The invention discloses a titanium electric heating cup and a manufacturing method thereof, and the titanium electric heating cup comprises a cup cover, a titanium shell, a titanium inner container, a vacuum bottom, a heating disc assembly and a bottom cover, wherein the cup cover is in threaded connection with the titanium shell, the titanium shell is connected with the bottom cover through screws or buckles, the titanium inner container is positioned in the titanium shell, the mouth part of the titanium inner container is in welded connection with the mouth part of the titanium shell, the upper part of the vacuum bottom is in welded connection with the bottom of the titanium inner container, the lower part of the vacuum bottom is connected with the bottom of the titanium shell, a vacuum heat insulation layer is formed between the titanium shell and the titanium inner container, the bottom cover is covered on the bottom of the titanium shell, the bottom cover, the vacuum bottom and the titanium inner container surround to form a closed accommodating cavity, and the heating disc assembly is positioned in the accommodating cavity. Above-mentioned design has improved local structural strength, and the heating plate subassembly is located and holds the intracavity to make the tie point and the strong point of heating plate subassembly more, make the connection of heating plate subassembly more firm, improved the stability of titanium electric heat cup and user's use experience, still make the life of titanium electric heat cup longer.

Description

Titanium electric heating cup and manufacturing method thereof
Technical Field
The invention relates to the technical field of cups, in particular to a titanium electric heating cup and a manufacturing method thereof.
Background
The titanium electric heating cup is a cup which is made of titanium and has an electric heating function. The connection of the heating plate component of the titanium electric heating cup in the current market is not firm enough, so that the stability of the titanium electric heating cup is not high, the service life is not long, the use experience of a user is also influenced, and the improvement is needed.
Disclosure of Invention
The invention provides a novel titanium electric heating cup and a manufacturing method thereof, aiming at the defects of insufficient firmness in connection of a heating plate component and the like in the prior art.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the utility model provides a titanium electric cup, includes bowl cover, titanium shell, titanium inner bag, vacuum bottom, heating disc subassembly, bottom, the bowl cover with titanium shell threaded connection, the titanium shell with the bottom passes through screw or buckle connection, the titanium inner bag is located in the titanium shell, the oral area of titanium inner bag with the oral area welded connection of titanium shell, the upper portion of vacuum bottom with the bottom welded connection of titanium inner bag, the lower part of vacuum bottom with the bottom of titanium shell is connected, the titanium shell with form the vacuum insulation layer between the titanium inner bag, the bottom cover is located the bottom of titanium shell, the bottom the vacuum bottom the titanium inner bag surrounds and forms the confined chamber that holds, heating disc subassembly is located hold the intracavity.
The design improves the local structural strength, so that the stability of the titanium electric heating cup is higher. The cup cover is in threaded connection with the titanium shell, so that the cup is more convenient to disassemble and assemble. The vacuum heat insulation layer is used for heat insulation, and the heat insulation performance of the titanium electric heating cup is improved. The accommodating cavity is used for accommodating the heating disc assembly. The heating plate assembly is located in the accommodating cavity, so that the connecting points and the supporting points of the heating plate assembly are more, the connection of the heating plate assembly is firmer, the stability of the titanium electric heating cup and the use experience of a user are improved, and the service life of the titanium electric heating cup is longer.
Preferably, the heating plate assembly comprises a heating tube assembly, a temperature sensor assembly, a support and a PCB assembly, the heating tube assembly is connected to the bottom of the titanium liner, the temperature sensor assembly is fixed in the heating tube assembly and extends into the titanium liner, the support is connected with the vacuum bottom and compresses the heating tube assembly and the temperature sensor assembly, and the PCB assembly is located below the support.
The heating tube assembly is used for heating, the temperature sensor assembly is used for measuring temperature, the support plays a role in improving local structural strength, and the PCB assembly is used for controlling operation of the heating tube assembly. The heating tube component is connected to the bottom of the titanium inner container, so that the heating efficiency is higher. The temperature sensor assembly extends into the titanium liner, so that the temperature measurement is more accurate. The support is connected with the vacuum bottom and compresses the heating tube assembly and the temperature sensor assembly, so that the heating tube assembly and the temperature sensor assembly are fixed more firmly.
Preferably, the heating tube assembly of the titanium electric heating cup comprises a heating disc bottom sheet, an aluminum sheet and an electric heating tube, the aluminum sheet is connected with the bottom of the titanium inner container, the heating disc bottom sheet is connected with the bottom of the titanium inner container and compresses the aluminum sheet, and the electric heating tube is connected with the aluminum sheet.
The heating plate bottom sheet plays a role in improving the local structural strength, the aluminum sheet is used for improving the heating efficiency, the electric heating tube is used for heating, and the heating efficiency and the stability of the heating tube assembly are further improved by the aid of the design.
Preferably, in the above titanium electric cup, a bottom sealing ring is arranged outside the bottom of the heating plate.
The bottom sealing ring is used for improving the sealing performance, so that the stability of the titanium electric heating cup is improved.
Preferably, in the above titanium electric cup, the bracket is provided with a buckle, a groove is provided at a position corresponding to the buckle on the vacuum bottom, and the buckle is engaged with the groove.
The buckle and the groove are used for being clamped with each other, so that the local structural strength is further improved, and the assembly and disassembly are more convenient.
Preferably, the temperature sensor assembly of the above-mentioned titanium electric cup includes a temperature sensor and a sensor fixing piece, the sensor fixing piece is connected with the heating tube assembly by a screw, an upper portion of the temperature sensor extends into the titanium inner container, the sensor fixing piece presses the temperature sensor, and a lower portion of the temperature sensor extends into the bracket.
The temperature sensor is used for directly measuring temperature, and the sensor fixing piece is used for fixing the temperature sensor. The sensor fixing piece is connected with the heating tube assembly through a screw, and the local structural strength is further improved. The upper part of the temperature sensor extends into the titanium inner container, so that the temperature measurement is more accurate. The lower part of the temperature sensor extends into the support, so that the temperature sensor is more firmly fixed.
Preferably, in the above titanium electric cup, a temperature sensor seal ring is disposed between the temperature sensor and the titanium inner container.
The temperature sensor sealing ring is used for improving the sealing performance, plays a role in buffering protection, and prevents the temperature sensor from being extruded and damaged, thereby improving the stability of the titanium electric heating cup.
Preferably, the PCB assembly of the titanium electric cup comprises a control PCB and a power supply PCB, and the control PCB is electrically connected to the power supply PCB, the heating tube assembly and the temperature sensor assembly respectively.
The control PCB plays a role in controlling the operation of the heating tube assembly and the temperature sensor assembly, the power supply PCB plays a role in controlling the power supply, and the design improves the use experience of the titanium electric heating cup.
Preferably, in the above titanium electric cup, a thermal protector and a thermal fuse are arranged in the heating tube assembly.
The thermal protector and the thermal fuse play a role in safety protection, and the safety of the titanium electric heating cup is improved.
Preferably, in the above titanium electric cup, a vacuum hole is formed in the middle of the vacuum bottom.
The vacuumizing hole is used for a vacuumizing procedure when the titanium electric heating cup is manufactured, and the product quality of the titanium electric heating cup is guaranteed.
Preferably, the method for manufacturing the titanium electric cup comprises the following steps:
s1: taking a titanium inner container and a titanium outer shell, welding an opening of the titanium outer shell and an opening of the titanium inner container, then taking a vacuum bottom, welding the upper part of the vacuum bottom and the bottom of the titanium inner container, and connecting the lower part of the vacuum bottom and the bottom of the titanium outer shell to obtain a semi-finished cup body A;
s2: taking the semi-finished cup body A, performing a vacuumizing process on the semi-finished cup body A through a vacuumizing hole in the middle of the vacuum bottom, wherein the environment temperature of the vacuumizing process is 540-850 ℃ to obtain a semi-finished cup body B, and performing a surface crystallization process on the semi-finished cup body B, wherein the environment temperature of the surface crystallization process is 880-1200 ℃ to obtain a semi-finished cup body C;
s3: placing the semi-finished cup body C, the aluminum sheet and the electric heating tube in a brazing furnace, brazing the aluminum sheet to the bottom of the semi-finished cup body C through a brazing agent and a scaling powder, brazing the electric heating tube to the bottom of the aluminum sheet at the environment temperature of 570-620 ℃, wherein the brazing time is 3-5 minutes, carrying out an annealing process after the brazing is finished, the annealing process at the environment temperature of 500-550 ℃, the annealing process at the time of 10-15 minutes, cooling after the annealing process is finished, reducing the temperature to below 200 ℃, and taking out to obtain a semi-finished cup body D;
s4: taking the semi-finished product cup body D, a heating plate film, a temperature sensor assembly, a support, a PCB assembly, a bottom cover and a cup cover, assembling the heating plate film, the temperature sensor assembly, the support and the PCB assembly at the bottom of the semi-finished product cup body D to form the heating plate assembly, fixing the bottom cover to the lower part of the vacuum bottom, and finally assembling the cup cover at the upper part of the semi-finished product cup body D to finish the manufacturing of the titanium electric heating cup.
Step S1 is used for assembling the titanium inner container, the titanium outer shell and the vacuum bottom, and the welding connection design enables the local structural strength of the semi-finished cup body A to be higher. And the step S2 is used for a vacuumizing process and a surface crystallization process, so that the product quality is further guaranteed. Step S3 is used for brazing the aluminum sheet and the electric heating tube, so that the semi-finished cup body C, the aluminum sheet and the electric heating tube are connected more firmly, and the temperature is reduced after the annealing process is finished, thereby protecting the titanium surface crystalline layer of the semi-finished cup body C, preventing damage and discoloration, and removing the internal stress of processing. And S4 is used for assembling the heating plate bottom sheet, the temperature sensor assembly, the bracket, the PCB assembly, the bottom cover and the cup cover, further improves the local structural strength of the heating plate assembly, and ensures the stability of the titanium electric heating cup.
Preferably, in the above method for manufacturing a titanium electric cup, the brazing furnace in step S3 is a vacuum furnace or a high-frequency furnace, a cooling system is disposed in the brazing furnace, the cooling system includes an electronic control valve and a cooling device, and the cooling device is one or more of an inert gas cooling device, a fan cooling device, a water tower cooling device and a condensing device.
The brazing furnace is a vacuum furnace or a high-frequency furnace, so that the brazing effect is further improved, and the heating disc component is more firmly connected. The cooling system is used for improving the cooling speed, so that the manufacturing speed of the titanium electric heating cup is improved. The cooling device is one or more of an inert gas cooling device, a fan cooling device, a water tower cooling device and a condensing device, and the applicability of the manufacturing method of the titanium electric heating cup is improved.
Preferably, in the above method for manufacturing an electrothermal cup of titanium, the fixture used in the brazing furnace in step S3 is made of a ceramic material of silicon carbide.
The fixture used by the brazing furnace is made of silicon carbide ceramic materials, the strength is high at high temperature, the heat conduction capability is also high, the brazing effect is guaranteed, and the semi-finished cup body C, the aluminum sheet and the electric heating tube are more reasonably distributed in the brazing furnace due to the use of the fixture, so that the brazing effect is improved, and the brazing defective rate is reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a partial schematic view of the present invention;
fig. 3 is an exploded view of the present invention.
Detailed Description
The invention will be described in further detail below with reference to the accompanying figures 1-3 and the detailed description, but they are not intended to limit the invention:
example 1
The utility model provides a titanium electric heat cup, includes bowl cover 1, titanium shell 2, titanium inner bag 3, vacuum end 6, heating plate subassembly 4, bottom 5, bowl cover 1 with 2 threaded connection of titanium shell, titanium shell 2 with bottom 5 passes through screw or buckle connection, titanium inner bag 3 is located in the titanium shell 2, the oral area of titanium inner bag 3 with the oral area welded connection of titanium shell 2, the upper portion of vacuum end 6 with the bottom welded connection of titanium inner bag 3, the lower part of vacuum end 6 with the bottom of titanium shell 2 is connected, titanium shell 2 with form the vacuum insulating layer between the titanium inner bag 3, bottom 5 covers to be located the bottom of titanium shell 2, bottom 5 the vacuum end 6 the titanium inner bag 3 surrounds and forms the confined chamber that holds, heating plate subassembly 4 is located hold the intracavity.
Preferably, the heating plate assembly 4 includes a heating tube assembly 41, a temperature sensor assembly 42, a bracket 43, and a PCB assembly 44, the heating tube assembly 41 is connected to the bottom of the titanium inner container 3, the temperature sensor assembly 42 is fixed in the heating tube assembly 41 and extends into the titanium inner container 3, the bracket 43 is connected to the vacuum bottom 6 and presses the heating tube assembly 41 and the temperature sensor assembly 42, and the PCB assembly 44 is located below the bracket 43.
Preferably, the heating tube assembly 41 comprises a heating plate bottom sheet 411, an aluminum sheet 412 and an electric heating tube 413, the aluminum sheet 412 is connected with the bottom of the titanium inner container 3, the heating plate bottom sheet 411 is connected with the bottom of the titanium inner container 3 and presses the aluminum sheet 412, and the electric heating tube 413 is connected with the aluminum sheet 412.
Preferably, a bottom plate sealing ring 414 is arranged outside the bottom plate 411 of the heating plate.
Preferably, a catch 431 is provided on the holder 43, a groove 61 is provided on the vacuum base 6 at a position corresponding to the catch 431, and the catch 431 is engaged with the groove 61.
Preferably, the temperature sensor assembly 42 includes a temperature sensor 421 and a sensor fixing plate 422, the sensor fixing plate 422 is connected to the heat pipe assembly 41 by screws, an upper portion of the temperature sensor 421 extends into the titanium inner container 3, the sensor fixing plate 422 presses the temperature sensor 421, and a lower portion of the temperature sensor 421 extends into the holder 43.
Preferably, a temperature sensor packing 423 is provided between the temperature sensor 421 and the titanium inner container 3.
Preferably, the PCB assembly 44 includes a control PCB441 and a power PCB442, and the control PCB441 is electrically connected to the power PCB442, the heat pipe assembly 41 and the temperature sensor assembly 42, respectively.
Preferably, a thermal protector 415 and a thermal fuse 416 are disposed in the heat-generating tube assembly 41.
Preferably, the vacuum bottom 6 is provided with a vacuum hole 62 in the middle.
Preferably, the method comprises the following steps:
s1: taking a titanium inner container 3 and a titanium outer shell 2, welding the opening of the titanium outer shell 2 with the opening of the titanium inner container 3, then taking a vacuum bottom 6, welding the upper part of the vacuum bottom 6 with the bottom of the titanium inner container 3, and connecting the lower part of the vacuum bottom 6 with the bottom of the titanium outer shell 2 to obtain a semi-finished cup body A;
s2: taking the semi-finished cup body A, performing a vacuumizing process on the semi-finished cup body A through a vacuumizing hole 62 in the middle of the vacuum bottom 6, wherein the environment temperature of the vacuumizing process is 540-850 ℃ to obtain a semi-finished cup body B, and performing a surface crystallization process on the semi-finished cup body B, wherein the environment temperature of the surface crystallization process is 880-1200 ℃ to obtain a semi-finished cup body C;
s3: placing the semi-finished cup body C, the aluminum sheet 412 and the electric heating tube 413 in a brazing furnace, brazing the aluminum sheet 412 to the bottom of the semi-finished cup body C through a brazing agent and a scaling powder, brazing the electric heating tube 413 to the bottom of the aluminum sheet 412, wherein the brazing environment temperature is 570-620 ℃, the brazing time is 3-5 minutes, an annealing process is performed after the brazing is completed, the annealing process environment temperature is 500-550 ℃, the annealing process time is 10-15 minutes, the temperature is reduced after the annealing process is completed, the temperature is reduced to below 200 ℃, and then the semi-finished cup body D is taken out;
s4: taking the semi-finished product cup body D, the heating plate bottom sheet 411, the temperature sensor assembly 42, the support 43, the PCB assembly 44, the bottom cover 5 and the cup cover 1, assembling the heating plate bottom sheet 411, the temperature sensor assembly 42, the support 43 and the PCB assembly 44 to the bottom of the semi-finished product cup body D to form the heating plate assembly 4, fixing the bottom cover 5 to the lower part of the vacuum bottom 6, and finally assembling the cup cover 1 to the upper part of the semi-finished product cup body D to complete the manufacturing of the titanium electric heating cup.
Preferably, the brazing furnace in step S3 is a vacuum furnace or a high-frequency furnace, a cooling system is arranged in the brazing furnace, the cooling system includes an electronic control valve and a cooling device, and the cooling device is any one or more of an inert gas cooling device, a fan cooling device, a water tower cooling device and a condensing device.
Preferably, in step S3, the jig used in the brazing furnace in step S3 is made of a silicon carbide ceramic material.
In summary, the above-mentioned embodiments are only preferred embodiments of the present invention, and all equivalent changes and modifications made within the scope of the claims of the present invention should be covered by the present invention.

Claims (13)

1. The utility model provides a titanium electric heat cup, includes bowl cover (1), titanium shell (2), titanium inner bag (3), at the bottom of the vacuum (6), generate heat dish subassembly (4), bottom (5), bowl cover (1) with titanium shell (2) threaded connection, its characterized in that: the titanium shell (2) is connected with the bottom cover (5) through screws or buckles, the titanium inner container (3) is located in the titanium shell (2), the mouth of the titanium inner container (3) is connected with the mouth of the titanium shell (2) in a welding mode, the upper portion of the vacuum bottom (6) is connected with the bottom of the titanium inner container (3) in a welding mode, the lower portion of the vacuum bottom (6) is connected with the bottom of the titanium shell (2), a vacuum heat insulation layer is formed between the titanium shell (2) and the titanium inner container (3), the bottom cover (5) covers the bottom of the titanium shell (2), the bottom cover (5), the vacuum bottom (6) and the titanium inner container (3) are surrounded to form a closed accommodating cavity, and the heating disc assembly (4) is located in the accommodating cavity.
2. The electrothermal cup of titanium according to claim 1, wherein: heating plate subassembly (4) include heating tube subassembly (41), temperature sensor subassembly (42), support (43), PCB subassembly (44), heating tube subassembly (41) connect in the bottom of titanium inner bag (3), temperature sensor subassembly (42) are fixed in heating tube subassembly (41) and stretch into in titanium inner bag (3), support (43) with vacuum end (6) are connected and are compressed tightly heating tube subassembly (41) temperature sensor subassembly (42), PCB subassembly (44) are located the below of support (43).
3. The electrothermal cup of titanium according to claim 2, wherein: the heating tube component (41) comprises a heating plate bottom sheet (411), an aluminum sheet (412) and an electric heating tube (413), the aluminum sheet (412) is connected with the bottom of the titanium inner container (3), the heating plate bottom sheet (411) is connected with the bottom of the titanium inner container (3) and compresses the aluminum sheet (412), and the electric heating tube (413) is connected with the aluminum sheet (412).
4. The electrothermal cup of titanium according to claim 3, wherein: a bottom plate sealing ring (414) is arranged outside the bottom plate (411) of the heating plate.
5. The electrothermal cup of titanium according to claim 2, wherein: the vacuum pump is characterized in that a buckle (431) is arranged on the support (43), a groove (61) is arranged on the vacuum bottom (6) corresponding to the buckle (431), and the buckle (431) is clamped with the groove (61).
6. The electrothermal cup of titanium according to claim 2, wherein: the temperature sensor assembly (42) comprises a temperature sensor (421) and a sensor fixing piece (422), the sensor fixing piece (422) is connected with the heating pipe assembly (41) through a screw, the upper portion of the temperature sensor (421) extends into the titanium inner container (3), the sensor fixing piece (422) compresses the temperature sensor (421), and the lower portion of the temperature sensor (421) extends into the support (43).
7. The electrothermal cup of titanium according to claim 6, wherein: a temperature sensor sealing ring (423) is arranged between the temperature sensor (421) and the titanium inner container (3).
8. The electrothermal cup of titanium according to claim 2, wherein: the PCB assembly (44) comprises a control PCB (441) and a power supply PCB (442), wherein the control PCB (441) is electrically connected with the power supply PCB (442), the heating tube assembly (41) and the temperature sensor assembly (42) respectively.
9. The electrothermal cup of titanium according to claim 2, wherein: a thermal protector (415) and a thermal fuse (416) are arranged in the heating tube component (41).
10. The electrothermal cup of titanium according to claim 1, wherein: the middle part of the vacuum bottom (6) is provided with a vacuum-pumping hole (62).
11. The method of claim 1, wherein the step of manufacturing the electrothermal cup comprises the steps of: the method comprises the following steps:
s1: taking a titanium inner container (3) and a titanium outer shell (2), welding an opening of the titanium outer shell (2) with an opening of the titanium inner container (3), then taking a vacuum bottom (6), welding the upper part of the vacuum bottom (6) with the bottom of the titanium inner container (3), and connecting the lower part of the vacuum bottom (6) with the bottom of the titanium outer shell (2) to obtain a semi-finished cup body A;
s2: taking the semi-finished cup body A, performing a vacuumizing process on the semi-finished cup body A through a vacuumizing hole (62) in the middle of the vacuum bottom (6), wherein the environment temperature of the vacuumizing process is 540-850 ℃ to obtain a semi-finished cup body B, and performing a surface crystallization process on the semi-finished cup body B, wherein the environment temperature of the surface crystallization process is 880-1200 ℃ to obtain a semi-finished cup body C;
s3: placing the semi-finished cup body C, the aluminum sheet (412) and the electric heating tube (413) in a brazing furnace, brazing the aluminum sheet (412) to the bottom of the semi-finished cup body C through a brazing flux and a scaling powder, brazing the electric heating tube (413) to the bottom of the aluminum sheet (412), wherein the brazing environment temperature is 570-620 ℃, the brazing time is 3-5 minutes, an annealing process is performed after the brazing is completed, the annealing environment temperature is 500-550 ℃, the annealing process time is 10-15 minutes, the annealing process is performed after the annealing process is completed, the temperature is reduced to below 200 ℃, and then the semi-finished cup body D is obtained after the annealing process is completed and taken out;
s4: get semi-manufactured goods cup body D, heating plate film (411), temperature sensor subassembly (42), support (43), PCB subassembly (44), bottom (5), bowl cover (1), will heating plate film (411) temperature sensor subassembly (42) support (43) PCB subassembly (44) assemble semi-manufactured goods cup body D bottom, constitute heating plate subassembly (4), will again bottom (5) are fixed to the lower part of vacuum end (6), will at last bowl cover (1) assemble semi-manufactured goods cup body D upper portion accomplishes the manufacturing of titanium electric heat cup.
12. The method of claim 11 wherein: the brazing furnace in the step S3 is a vacuum furnace or a high-frequency furnace, a cooling system is arranged in the brazing furnace, the cooling system comprises an electronic control valve and a cooling device, and the cooling device is any one or more of an inert gas cooling device, a fan cooling device, a water tower cooling device and a condensing device.
13. The method of claim 11 wherein: the fixture used in the brazing furnace in the step S3 is made of silicon carbide ceramic material.
CN202210280219.6A 2022-03-21 2022-03-21 Titanium electric heating cup and manufacturing method thereof Pending CN114504240A (en)

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Application Number Priority Date Filing Date Title
CN202210280219.6A CN114504240A (en) 2022-03-21 2022-03-21 Titanium electric heating cup and manufacturing method thereof

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Application Number Priority Date Filing Date Title
CN202210280219.6A CN114504240A (en) 2022-03-21 2022-03-21 Titanium electric heating cup and manufacturing method thereof

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CN114504240A true CN114504240A (en) 2022-05-17

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114769773A (en) * 2022-05-19 2022-07-22 浙江飞剑工贸有限公司 Titanium heating plate brazing method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114769773A (en) * 2022-05-19 2022-07-22 浙江飞剑工贸有限公司 Titanium heating plate brazing method

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