CN217039691U - Heating and thermal insulation kettle - Google Patents
Heating and thermal insulation kettle Download PDFInfo
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- CN217039691U CN217039691U CN202220402562.9U CN202220402562U CN217039691U CN 217039691 U CN217039691 U CN 217039691U CN 202220402562 U CN202220402562 U CN 202220402562U CN 217039691 U CN217039691 U CN 217039691U
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Abstract
The utility model discloses a heating thermo jug relates to heating jug technical field, include: a vacuum kettle body; the vacuum kettle comprises a vacuum kettle body, a kettle core assembly and a heating assembly, wherein the vacuum kettle body is detachably connected with the kettle core assembly, the kettle core assembly comprises a kettle cover and the heating assembly, the kettle cover is connected with the heating assembly, the kettle cover covers the top of the vacuum kettle body, and the heating assembly is positioned in the vacuum kettle body; the vacuum kettle body is provided with a vacuum kettle cover, and the vacuum kettle cover is provided with an air exhaust channel and a water outlet channel which are communicated with the vacuum kettle body; the heating assembly comprises a heating bracket and an electric heating wire, the heating bracket is connected with the kettle cover, and the electric heating wire is wound on the outer surface of the heating bracket; a control switch; and the water outlet valve component is arranged on the kettle cover and is used for realizing the communication and disconnection between the vacuum kettle body and the corresponding water outlet channel and the corresponding exhaust channel. The heating thermo jug in this application not only can realize heating and heat preservation integration, and heating efficiency is high, heat preservation is effectual.
Description
Technical Field
The utility model relates to a heating kettle technical field, concretely relates to heating thermo jug.
Background
Heating kettles are one of the small household appliances in common use. At present, most of heating kettles on the market can only be heated, and have no way of heat preservation, so that the problem of single function exists. Although some heating kettles with heat preservation function appear in the prior art, the problems of poor heat preservation effect and low heating efficiency still exist in the use process of the heating kettles. Meanwhile, in the use process of the heating kettle, the condition that water in the kettle is burnt out easily occurs, and if the power supply cannot be cut off in time, great safety risk exists.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved by the utility model
The technical problem to the unable heating of realization of current heating kettle and the integration that keeps warm, the utility model provides a heating heat preservation kettle, it can realize heating and the integration that keeps warm, and heating efficiency is high, it is effectual to keep warm.
2. Technical scheme
In order to solve the above problem, the utility model provides a technical scheme does:
a heated thermo jug, comprising: a vacuum kettle body; the vacuum kettle comprises a vacuum kettle body, a kettle core assembly and a heating assembly, wherein the vacuum kettle body is detachably connected with the kettle core assembly, the kettle core assembly comprises a kettle cover and the heating assembly, the kettle cover is connected with the heating assembly, the kettle cover covers the top of the vacuum kettle body, and the heating assembly is positioned in the vacuum kettle body; the vacuum kettle is characterized in that an exhaust channel and a water outlet channel are arranged on the kettle cover, and the exhaust channel and the water outlet channel are communicated with the vacuum kettle body; the heating assembly comprises a heating bracket and an electric heating wire, the heating bracket is connected with the kettle lid, and the electric heating wire is wound on the outer surface of the heating bracket; the control switch controls the running state of the electric heating wire by sensing whether the temperature of the water vapor in the kettle reaches the boiling temperature or not; and the water outlet valve assembly is arranged on the kettle cover and is used for realizing the communication and disconnection between the vacuum kettle body and the corresponding water outlet channel and the corresponding exhaust channel.
In this application, when needs boil water, will the kettle body with separate between the kettle core subassembly to take out the kettle core subassembly from the vacuum kettle is internal, to the internal injected water of vacuum kettle, then with kettle core subassembly equipment in the vacuum kettle is internal, insert the power, electric heating wire begins to work, and after a period, the internal temperature of water of vacuum kettle constantly risees, until the boiling, the vapor of production passes through exhaust passage and discharges, and meanwhile, control switch perception reaches the boiling temperature to vapor, and control electric heating wire stop work cuts off the power promptly. Meanwhile, due to the arrangement of the vacuum kettle body, the water temperature can be kept unchanged for a long time, and the heat preservation effect is achieved. When water is used, the vacuum kettle body is respectively communicated with the corresponding water outlet channel and the corresponding exhaust channel by controlling the water outlet valve component, at the moment, the water in the vacuum kettle body can be poured out through the water outlet channel, and the outside air flows into the vacuum kettle body from the exhaust channel, so that the balance between the air pressure in the vacuum kettle body and the outside air pressure is kept; after water pouring is finished, the water outlet valve component is controlled to disconnect the water outlet channel, the exhaust channel and the vacuum kettle body respectively, so that the vacuum kettle body forms a relatively sealed space, and the heat preservation effect is further improved. In addition, by arranging the heating support and the electric heating wire, the electric heating wire is wound on the outer surface of the heating support, the contact area between water in the vacuum kettle body and the electric heating wire can be increased, and the heating efficiency is improved. Therefore, the heating and heat preservation kettle in the application can realize the integration of heating and heat preservation, and has high heating efficiency and good heat preservation effect.
Optionally, the control switch is arranged on the kettle cover, and the control switch is a bimetal mechanical temperature control switch.
Optionally, the control switch comprises a control system and a temperature sensor, the temperature sensor is connected with the control system, and the temperature sensor is used for detecting the temperature difference of the water vapor in the vacuum kettle body.
Optionally, the temperature sensor is arranged on the kettle cover, and the temperature sensor is close to the exhaust passage.
Optionally, the kettle core assembly further comprises a connecting rod, one end of the connecting rod is connected with the kettle cover, and the other end of the connecting rod is connected with the heating support.
Optionally, a protective sleeve is arranged at one end of the connecting rod, the heating support is located in the protective sleeve, and the outer surface of the electric heating wire is attached to the inner surface of the protective sleeve.
Optionally, a gap is formed between the protective sleeve and the heating support, and the gap is filled with an insulating heat conduction material.
Optionally, the protecting sleeve is connected with the connecting rod in a clamping manner.
Optionally, heating element still includes prevents the dry combustion method temperature controller, prevent the dry combustion method temperature controller and locate heating support upper end, and with the laminating of lag internal surface.
Optionally, the water outlet valve assembly comprises a valve core, a spring and a pushing rod, the valve core is sleeved with the spring, one end of the valve core is connected with the water outlet channel in a matched manner, and the other end of the valve core is abutted against the pushing rod.
3. Advantageous effects
Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:
(1) the embodiment of the application provides a heating thermo jug, when needs boil water, will the vacuum kettle body with separate between the kettle core subassembly to take out the kettle core subassembly from the vacuum kettle is internal, to the internal injected water of vacuum kettle, then again with kettle core subassembly equipment in the vacuum kettle is internal, inserts the power, electric heating wire begins working, a period of time back, the internal temperature of water of vacuum kettle constantly risees, until the boiling, the vapor of production passes through exhaust passage and discharges, meanwhile, control switch perception steam temperature has reached boiling temperature, control electric heating wire stop work, cut off the power promptly. Meanwhile, due to the arrangement of the vacuum kettle body, the water temperature can be kept unchanged for a long time, and the heat preservation effect is achieved. When water is used, the vacuum kettle body is respectively communicated with the corresponding water outlet channel and the corresponding exhaust channel by controlling the water outlet valve component, at the moment, the water in the vacuum kettle body can be poured out through the water outlet channel, and the outside air flows into the vacuum kettle body from the exhaust channel, so that the balance between the air pressure in the vacuum kettle body and the outside air pressure is kept; after water pouring is finished, the water outlet valve component is controlled to disconnect the water outlet channel, the exhaust channel and the vacuum kettle body respectively, so that the vacuum kettle body forms a relatively sealed space, and the heat preservation effect is further improved. In addition, through setting up heating support and electric heating wire, electric heating wire twines in heating support surface, this setting can increase the area of contact between the internal water of vacuum kettle and the electric heating wire, improves heating efficiency. Therefore, the heating and heat preservation kettle in the application can realize the integration of heating and heat preservation, and has high heating efficiency and good heat preservation effect.
(2) The embodiment of the application provides a heating thermo jug, through setting up temperature sensor, temperature sensor is used for detecting the difference in temperature of the internal vapor of vacuum kettle, and is concrete, when utilizing the water boiling, the characteristic that the vapor temperature keeps unchangeable, the temperature sensor perception is in certain time interval, the vapor temperature who surveys in succession keeps unchangeable, the difference in temperature is zero or very little promptly, produce the signal, show that the kettle water has boiled, control system is according to the signal, cut off power supply, this setting can guarantee that the kettle water has boiled completely, effectively avoid leading to the condition that control system cuts off power supply because of local boiling.
(3) According to the heating and heat-preserving kettle provided by the embodiment of the application, the connection between the heating bracket and the kettle cover is realized through the arrangement of the connecting rod; simultaneously, the setting up of connecting rod makes heating element under the prerequisite that can fully heat kettle water-logging, effectively reduces the height of heating support, and then reduces electric heating wire's quantity, practices thrift the cost.
(4) According to the heating and heat-insulating kettle provided by the embodiment of the application, the heating component can be protected by arranging the protective sleeve; and because the outer surface of the electric heating wire is attached to the inner surface of the protective sleeve, the heat generated by the electric heating wire can be quickly conducted to water, and the heating efficiency is improved.
(5) The heating and heat preservation kettle provided by the embodiment of the application can improve the heat transfer efficiency by arranging the insulating and heat conducting material.
(6) The heating thermo jug that this application embodiment provided prevents dry combustion method temperature controller through setting up, breaks down when control system, when can not the automatic cutout power, during long-term heating, then can heat the internal water of vacuum jug futilely, and the temperature of lag at this moment exceeds 100 degrees, lies in preventing dry combustion method temperature controller perception high temperature in the lag this moment and can the automatic cutout power to avoid the emergence of conflagration, improve the safety in utilization and the life of heating thermo jug.
Drawings
Fig. 1 is a schematic structural view of a heating and thermal insulating kettle according to an embodiment of the present invention.
Fig. 2 is a schematic structural view of a kettle core assembly in a heating and thermal insulation kettle according to an embodiment of the present invention.
Fig. 3 is a schematic structural view of a vacuum kettle body in a heating and thermal insulation kettle according to an embodiment of the present invention.
Detailed Description
For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples.
The present application will be described in further detail with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings. The utility model discloses in words such as first, second, be for the description the utility model discloses a technical scheme is convenient and set up, does not have specific limited action, is general finger, right the technical scheme of the utility model does not constitute limited action. It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly and encompass, for example, both fixed and removable coupling as well as integral coupling; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The technical solutions in the same embodiment and between the technical solutions in different embodiments can be arranged and combined to form a new technical solution without contradiction or conflict, which is all within the scope of the present invention.
Example 1
With reference to fig. 1-3, the present embodiment provides a heating thermos, comprising: a vacuum pot body 1; the vacuum kettle comprises a kettle core assembly 2, wherein the vacuum kettle body 1 is detachably connected with the kettle core assembly 2, the kettle core assembly 2 comprises a kettle cover 3 and a heating assembly, the kettle cover 3 is connected with the heating assembly, the kettle cover 3 covers the top of the vacuum kettle body 1, and the heating assembly is positioned in the vacuum kettle body 1; an exhaust passage 4 and a water outlet passage 5 are arranged on the kettle cover 3, and the exhaust passage 4 and the water outlet passage 5 are both communicated with the vacuum kettle body 1; the heating assembly comprises a heating bracket 6 and an electric heating wire 7, the heating bracket 6 is connected with the kettle lid 3, and the electric heating wire 7 is wound on the outer surface of the heating bracket 6; the control switch controls the running state of the electric heating wire by sensing whether the temperature of the water vapor in the kettle reaches the boiling temperature; and the water outlet valve assembly is arranged on the kettle cover 3 and is used for realizing the communication and disconnection between the vacuum kettle body 1 and the corresponding water outlet channel 5 and the corresponding exhaust channel 4.
In this application, when needs boil water, will the vacuum kettle body 1 with separate between the kettle core subassembly 2 to take out kettle core subassembly 2 from the internal 1 of vacuum kettle, pour into water into the internal 1 of vacuum kettle, then assemble kettle core subassembly 2 in the internal 1 of vacuum kettle, insert the power, electric heating wire begins work, and after a period of time, the temperature of water in the internal 1 of vacuum kettle constantly risees, until boiling, and the vapor that produces passes through exhaust passage 4 and discharges, and meanwhile, control switch perception steam temperature has reached boiling temperature, and control electric heating wire stops work, cuts off the power promptly. Meanwhile, due to the arrangement of the vacuum kettle body 1, the water temperature can be kept unchanged for a long time, and the heat preservation effect is achieved. When water is used, the vacuum kettle body 1 is respectively communicated with the corresponding water outlet channel 5 and the corresponding exhaust channel 4 by controlling the water outlet valve component, at the moment, the water in the vacuum kettle body 1 can be poured out through the water outlet channel 5, and the outside air flows into the vacuum kettle body 1 from the exhaust channel 4, so that the balance between the air pressure in the vacuum kettle body 1 and the outside air pressure is kept; after water pouring is finished, the water outlet valve component is controlled to respectively disconnect the water outlet channel 5 and the exhaust channel 4 from the vacuum kettle body 1, so that the vacuum kettle body 1 forms a relatively sealed space, and the heat preservation effect is further improved. In addition, by arranging the heating bracket 6 and the electric heating wire 7, the electric heating wire 7 is wound on the outer surface of the heating bracket 6, the contact area between the water in the vacuum kettle body 1 and the electric heating wire 7 can be increased, and the heating efficiency is improved. Therefore, the heating and heat preservation kettle in the application can realize the integration of heating and heat preservation, and has high heating efficiency and good heat preservation effect.
In practical application, the vacuum kettle body 1 comprises a shell 9 and a heat preservation liner 10, and a vacuum cavity 11 is formed between the shell and the heat preservation liner 2.
In practical application, the vacuum kettle body 1 is made of stainless steel or glass.
In practical application, the vacuum kettle body 1 is in threaded connection with the kettle core assembly 2.
In practical application, the exhaust passage 4 and the water outlet passage 5 are arranged oppositely.
In practical application, the vacuum kettle body 1 is provided with the handle 12, the handle 12 is positioned below the kettle cover 3, and the handle 12 is arranged to facilitate a user to take and place the heating thermos kettle.
Example 2
Compared with the technical scheme of the embodiment 1, the heating thermos flask of the embodiment can be improved as follows: the control switch is arranged on the kettle cover 3 and is a bimetal mechanical temperature control switch. When the temperature of the water vapor in the kettle is sensed to reach the boiling temperature, the operation of the electric heating wire is controlled, namely, the power supply is cut off.
In practical application, the bimetal mechanical temperature control switch is arranged above the exhaust passage 4. When the water in the vacuum kettle body 1 is heated by the electric heating wire 7, the temperature is continuously raised until the water is boiled, the water vapor is discharged through the exhaust passage 4, and at the moment, the bimetal mechanical temperature control switch positioned near the exhaust passage 4 senses that the temperature of the water vapor reaches the boiling temperature of the water, and the power supply is cut off.
In practical application, the bimetal mechanical temperature control switch is fixed on the exhaust passage 4 through screws, and is connected in series according to the sequence among the power input end 14, the bimetal mechanical temperature control switch, the dry-heating-preventing temperature controller 17 and the electric heating wire 7.
Example 3
With reference to fig. 1-3, compared with the technical solution of embodiment 1, the heating thermos flask of this embodiment can be improved as follows: the control switch comprises a control system 13 and a temperature sensor 8, the temperature sensor 8 is connected with the control system 13, and the temperature sensor 8 is used for detecting the temperature difference of water vapor in the vacuum kettle body. Specifically, when water is boiled, the steam temperature keeps unchanged, the temperature sensor 8 senses that the continuously measured steam temperature keeps unchanged within a certain time interval, namely the temperature difference is zero or very small, a signal is generated to indicate that water in the kettle is boiled, the control system 13 cuts off the power supply according to the signal, the setting can ensure that the water in the kettle is completely boiled, and the situation that the control system 13 cuts off the power supply due to local boiling is effectively avoided.
In practice, the control system 13 is located in the kettle lid 3, and the control system 13 is arranged to control the operation state of the electric heating wire 7 and other electronic components.
In practical application, a power input end 14 is arranged on the kettle lid 3, and the power input end 14 is connected with the control system 13.
Example 4
With reference to fig. 1-2, compared with the technical solution of embodiment 3, the heating thermos flask of this embodiment can be improved as follows: the temperature sensor 8 is arranged on the kettle cover 3, and the temperature sensor 8 is close to the exhaust passage 4. When the water in the vacuum kettle body 1 is heated by the electric heating wire 7, the temperature is continuously increased until the water is boiled, the water vapor is discharged through the exhaust passage 4, at the moment, the temperature sensor 8 positioned near the exhaust passage 4 senses that the temperature is constant within a certain time, namely the temperature difference is zero or small, a signal is triggered, and the control system 13 cuts off the power supply according to the signal.
In practice, the temperature sensor 8 is screwed into the exhaust passage 4.
Example 5
With reference to fig. 1-2, compared with the technical solution of embodiment 3, the heating thermos flask of this embodiment can be improved as follows: the kettle core assembly 2 further comprises a connecting rod 15, one end of the connecting rod 15 is connected with the kettle cover 3, the other end of the connecting rod 15 is connected with the heating support 6, and the connecting rod 15 is arranged to realize connection between the heating support 6 and the kettle cover 3; meanwhile, the connecting rod 15 is arranged so that the height of the heating bracket 6 is effectively reduced on the premise that the heating assembly can fully heat water in the kettle, the using amount of the electric heating wire 7 is further reduced, and the cost is saved.
Example 6
With reference to fig. 1-2, compared with the technical solution of embodiment 5, the heating thermos bottle of this embodiment can be improved as follows: connecting rod 15 one end is equipped with lag 16, heating support 6 is located in lag 16, the surface of electric heating wire 7 and the interior surface laminating of lag 16. The provision of the protective sheath 16 may serve to protect the heating assembly. In the practical application, the protection sleeve 16 is a stainless steel protection sleeve, the structural strength of the stainless steel protection sleeve is strong, and heat conduction is fast, and as the outer surface of the electric heating wire 7 is attached to the inner surface of the protection sleeve 16, heat generated by the electric heating wire 7 can be conducted to water quickly, and the heating efficiency is improved.
Example 7
Compared with the technical scheme of the embodiment 6, the heating thermos flask of the embodiment can be improved as follows: a gap is formed between the protective sleeve 16 and the heating support 6, the gap is filled with insulating heat conduction materials, and heat transfer efficiency can be improved by arranging the insulating heat conduction materials. In practical application, the insulating and heat conducting material is magnesium oxide powder.
In practical application, the heating support 6 is a cylindrical ceramic support.
Example 8
Compared with the technical scheme of the embodiment 6, the heating thermos flask of the embodiment can be improved as follows: the protective sleeve 16 is connected with the connecting rod 15 in a clamping mode, and the arrangement is convenient to disassemble and assemble.
Example 9
With reference to fig. 1-2, compared with the technical solution of embodiment 6, the heating thermos flask of this embodiment can be modified as follows: the heating assembly further comprises an anti-dry heating temperature controller 17, wherein the anti-dry heating temperature controller 17 is arranged at the upper end of the heating support 6 and is attached to the inner surface of the protective sleeve 16.
When the control system 13 breaks down and cannot automatically cut off the power supply, water in the kettle can be boiled dry during long-term heating, the temperature of the protective sleeve 16 exceeds 100 ℃, and the dry-heating preventing temperature controller 17 positioned in the protective sleeve 16 can automatically cut off the power supply after sensing high temperature, so that fire is avoided, the use safety of the heating and heat preservation kettle is improved, and the service life of the heating and heat preservation kettle is prolonged.
In practical application, the power input end 14, the control system 13, the dry-heating preventing temperature controller 17 and the electric heating wire 7 are connected in series.
Example 10
Compared with the technical scheme of the embodiment 1, the heating thermos bottle of the embodiment can be improved as follows: the water outlet valve assembly comprises a valve core 18, a spring 19 and a pushing rod 20, the spring 19 is sleeved on the valve core 18, one end of the valve core 18 is connected with the water outlet channel 5 in a matched mode, and the other end of the valve core 18 is abutted to the pushing rod 20.
In practical application, a valve body cavity (not shown) is arranged on the pot cover 3, and the water outlet valve assembly is movably matched with the valve body cavity. When water is needed, the pushing rod 20 is pressed downwards, and the valve core 18 is driven to move downwards in the valve body cavity, so that gaps are generated between the valve core 18 and the water outlet channel 5 and between the valve core 18 and the exhaust channel 4, and the water outlet channel 5 and the exhaust channel 4 are respectively communicated with the vacuum kettle body 1; then the heating thermos flask is inclined, and boiled water flows out from the water outlet channel 5. After the water pouring is finished, the pushing rod 20 is released, the pushing rod 20 rebounds under the action of the elastic force of the spring 19, and the valve core returns to the initial position, namely the water outlet channel 5 and the exhaust channel 4 are disconnected from the vacuum kettle body 1.
The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.
Claims (10)
1. A heated insulating kettle, comprising:
a vacuum kettle body;
the vacuum kettle comprises a vacuum kettle body, a kettle core assembly and a heating assembly, wherein the vacuum kettle body is detachably connected with the kettle core assembly, the kettle core assembly comprises a kettle cover and the heating assembly, the kettle cover is connected with the heating assembly, the kettle cover covers the top of the vacuum kettle body, and the heating assembly is positioned in the vacuum kettle body; the vacuum kettle is characterized in that an exhaust channel and a water outlet channel are arranged on the kettle cover, and the exhaust channel and the water outlet channel are communicated with the vacuum kettle body; the heating assembly comprises a heating bracket and an electric heating wire, the heating bracket is connected with the kettle lid, and the electric heating wire is wound on the outer surface of the heating bracket;
the control switch controls the running state of the electric heating wire by sensing whether the temperature of the water vapor in the kettle reaches the boiling temperature or not;
and the water outlet valve assembly is arranged on the kettle cover and is used for realizing the communication and disconnection between the vacuum kettle body and the corresponding water outlet channel and the corresponding exhaust channel.
2. A heated thermos according to claim 1, wherein the control switch is provided on the lid, the control switch being a bimetallic mechanical temperature-controlled switch.
3. A heated thermos according to claim 1, characterized in that the control switch comprises a control system and a temperature sensor connected to the control system, the temperature sensor being adapted to detect a temperature difference of the water vapour in the vacuum kettle body.
4. A heated thermo jug according to claim 3, wherein the temperature sensor is provided on the jug cover, the temperature sensor being located close to the venting channel.
5. A heated thermo jug according to claim 3, characterised in that the core assembly further comprises a connecting rod, one end of which is connected to the lid and the other end of which is connected to the heating support.
6. A heating thermo jug according to claim 5, in which the connecting rod is provided at one end with a protective sheath, the heating support being located within the sheath, the outer surface of the electric heating wire engaging the inner surface of the sheath.
7. A heated thermo jug according to claim 6, in which there is a gap between the protective cover and the heating support, the gap being filled with an insulating and thermally conductive material.
8. A heated thermo jug according to claim 6, characterised in that the connection between the protective sleeve and the connecting rod is snap-fitted.
9. The heated thermo jug of claim 6, wherein the heating assembly further comprises a dry-fire prevention thermostat disposed at an upper end of the heating support and attached to an inner surface of the protective cover.
10. The heating thermos bottle of claim 1, wherein the outlet valve assembly comprises a valve core, a spring and a pushing rod, the valve core is sleeved with the spring, one end of the valve core is connected with the outlet channel in a matching manner, and the other end of the valve core is abutted against the pushing rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220402562.9U CN217039691U (en) | 2022-02-25 | 2022-02-25 | Heating and thermal insulation kettle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220402562.9U CN217039691U (en) | 2022-02-25 | 2022-02-25 | Heating and thermal insulation kettle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217039691U true CN217039691U (en) | 2022-07-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220402562.9U Active CN217039691U (en) | 2022-02-25 | 2022-02-25 | Heating and thermal insulation kettle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217039691U (en) |
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2022
- 2022-02-25 CN CN202220402562.9U patent/CN217039691U/en active Active
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