CN211744755U - Multifunctional portable heating device - Google Patents

Abstract

The utility model discloses a multifunctional portable heating device, which adopts a heating column with a cavity structure inside to be matched and installed with a heat conduction shell with an opening cavity at the upper end to form a detachable heating body structure, a power supply is arranged in the cavity structure of the heating column, the upper section of the heating column is provided with a control switch, a heat conductor is laid on the lower section of the heating column, the heat conductor is connected with the power supply and the control switch, the heating column is provided with a heat conductor section which is sleeved in the opening cavity of the heat conduction shell, a double-layer heating structure of the heating column and the heat conduction shell is formed, the heating column is used for heating, the heat conduction of the heat conduction shell realizes the effect of warming hands, the heating column is used as a liquid heating device to heat liquid after the heat conduction shell is detached, the heating device is integrated and multipurpose, the heat conductor of the heating column is protected by the heat conduction shell, and is clean and sanitary, the security is high, and this device simple structure, convenient to use is applicable to at home the travel and uses.

Description

Multifunctional portable heating device

Technical Field

The utility model belongs to the heating device field, concretely relates to multi-functional portable heating device.

Background

The standard of living improves gradually today, and more design is in the equipment that makes things convenient for the life and is violently vacated, and gradually to this portability, intelligent, multi-functional in the orientation development of an organic whole, people's life is more and more convenient. The heating device for keeping warm when going out in winter provides convenience for hands of people working outdoors, the portable hand warmer for keeping warm when going out in winter is changed into an electric heating hand warmer from an original hot water bag, and the existing electric heating hand warmer is heated by an alternating current power supply, cannot be carried for a long time when going out, is short in heat preservation time and single in function and cannot be guaranteed to be carried for a long time when going out due to the fact that the existing electric heating hand warmer is heated by the alternating current power supply; and the vacuum cup is generally adopted for hot water storage and carrying during external work; when the temperature of water in the vacuum cup is too low, or the temperature of infant milk powder is too low, the infant milk powder cannot be used continuously, hot water is needed to be reheated, and heating is inconvenient, so that a multifunctional heating device is urgently needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multi-functional portable heating device to overcome prior art's not enough.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a multifunctional portable heating device comprises a heating column and a heat-conducting shell; the heating column is internally provided with a cavity structure, a power supply is arranged in the cavity structure of the heating column, the upper section of the heating column is provided with a control switch, the outer layer of the lower section of the heating column is paved with a heat conductor, and the heat conductor is connected with the power supply and the control switch; the upper end of the heat conduction shell is provided with an opening cavity, and the heating column is provided with a heat conductor section which is sleeved in the opening cavity of the heat conduction shell; the heat conduction shell is fixedly connected with the heating column.

Further, the heat conduction shell is connected with the heating column in an interference fit mode, a conical opening is formed in the upper end of the heat conduction shell, a conical body is arranged at the upper end of the heating column, and the conical body arranged on the heating column is in interference fit with the conical opening of the heat conduction shell.

Furthermore, an internal thread is arranged in the heat conduction shell, and an external thread connected with the heat conduction shell in a threaded manner is arranged on the heating column.

Furthermore, the heat conductor outside the heating column adopts an electric heating rod structure or heating cloth which is wound to the outside of the heating column.

Further, the heating cloth comprises an upper soft cloth layer, a sensing monitoring layer, a carbon fiber heating layer, a tensile fiber layer and a lower soft cloth layer from top to bottom in sequence, wherein temperature sensors are arranged on the sensing monitoring layer in an array mode and used for acquiring heating temperature of the heating cloth.

Further, the heating column upper end is equipped with the circuit board mounting groove, is equipped with the circuit board in the circuit board mounting groove, and the circuit board is connected in power and control switch, and the circuit board mounting groove upper end of heating column is equipped with the apron, and control switch is fixed in on the apron.

Further, a stirring device is arranged at the lower end of the heat conduction shell and comprises a stirring motor arranged at the lower end of the heat conduction shell, a sealing box is arranged on the outer side of the stirring motor, and the sealing box is wrapped on the outer side of the stirring motor and is fixedly connected with the lower end of the heat conduction shell in a sealing manner; an output shaft of the stirring motor is connected with a stirring blade, a wiring end cover is arranged at the upper end of the stirring motor, the upper end surface of the wiring end cover is positioned in a cavity of the heat-conducting shell, a spring wiring assembly connected to the stirring motor is arranged on the wiring end cover, a wiring terminal of the spring wiring assembly is positioned at the upper end of the wiring end cover, and a wiring terminal of the spring wiring assembly is positioned in the cavity of the heat-conducting shell; the heating post lower extreme is equipped with annular wiring groove, and when the installation was established with heat conduction shell cover to the heating post, spring wiring subassembly's terminal can contact with annular wiring groove.

Further, the sealing box is embedded in the cavity of the heat-conducting shell, a motor installation cavity is formed in the sealing box, the stirring motor is arranged in the motor installation cavity, an output shaft of the stirring motor penetrates through the end portion of the sealing box and is in sealing connection with the sealing box, the wiring end cover is fixed at the upper end of the sealing box, the lower end of the stirring motor is provided with a connecting end cover, the connecting end cover is of a through hole structure, a stirring hole is formed in the side wall of the connecting end cover, and the connecting end cover is in threaded connection with.

Furthermore, the lower end of the sealing box is also provided with a water sensor and a water temperature sensor.

Further, spring wiring subassembly includes the terminal, is equipped with the terminal mounting hole on the terminal lid, and the terminal sets up in the terminal mounting hole, and the upper end is equipped with spacing platform in the terminal mounting hole, and the lower extreme is equipped with the spring end cover in the terminal mounting hole, and the terminal lower extreme is equipped with the spring, and the one end and the terminal bottom contact of spring, the other end and the spring end cover contact of spring, spring end cover and terminal mounting hole threaded connection, agitator motor's wire is connected on the spring end cover.

Compared with the prior art, the utility model discloses following profitable technological effect has:

the utility model relates to a multifunctional portable heating device, which comprises a heating column and a heat conducting shell; the heating column with a cavity structure inside is matched and installed with a heat conduction shell with an opening cavity at the upper end to form a detachable heating body structure, a power supply is arranged in the cavity structure of the heating column, a control switch is arranged at the upper section of the heating column, a heat conductor is laid on the outer layer of the lower section of the heating column and connected with the power supply and the control switch, the heating column is provided with a heat conductor section which is sleeved in the opening cavity of the heat conduction shell, a double-layer heating structure of the heating column and the heat conduction shell is formed, the heating column is utilized for heating, the hand warming effect is realized by heat conduction of the heat conduction shell, meanwhile, the heating column is used as a liquid heating device for liquid heating after the heat conduction shell is detached, the heating device is integrated and multipurpose, meanwhile, the heat conductor of the heating column is protected by the heat conduction shell, the device is clean and sanitary, the direct contact between a, is suitable for use in home and travel.

Furthermore, the heating column is in threaded connection with the heat conduction shell, the connection structure is stable, and the safety is high.

Further, the upper end of the heat conduction shell is provided with a conical opening, the upper end of the heating column provided with the heat conductor is provided with a conical body, and the conical body arranged on the heating column is in interference fit with the conical opening of the heat conduction shell, so that the heating column is convenient and quick to detach.

Furthermore, heating cloth is adopted for heating, so that heat conduction is uniform, and safety is high.

Further, the heating column upper end is equipped with the circuit board mounting groove, is equipped with the circuit board in the circuit board mounting groove, and the circuit board is connected in power and control switch, and the circuit board mounting groove upper end of heating column is equipped with the apron, and control switch is fixed in on the apron, simple structure, and the aesthetic property is good.

Furthermore, the lower end of the heat conduction shell is provided with a stirring device, so that liquid can be heated and stirred, the heat efficiency is improved, and local overheating is prevented.

Furthermore, the lower end of the sealing box is also provided with a water sensor and a water temperature sensor, so that the confirmation of a heating water source can be realized, and the safety is high.

Furthermore, the spring wiring assembly is adopted as an electric connection structure of the stirring device, the connection structure is stable, and the spring wiring assembly and the heating column can share one power supply, so that the miniaturization of the whole device is facilitated.

Drawings

Fig. 1 is a schematic axial view of an embodiment of the present invention.

Fig. 2 is a schematic structural view of a heating column according to an embodiment of the present invention.

Fig. 3 is a schematic view of the unfolding structure of the heating column heating cloth according to the embodiment of the present invention.

Fig. 4 is a schematic structural view of the heating cloth of the present invention.

Fig. 5 is a schematic structural view of a heat-conducting housing according to an embodiment of the present invention.

Fig. 6 is an enlarged schematic structural view of the heat conducting shell according to an embodiment of the present invention.

Fig. 7 is a schematic view of the bottom structure of the heat conducting shell according to the embodiment of the present invention.

Fig. 8 is a schematic view of the upper structure of the heating column in the embodiment of the present invention.

Fig. 9 is a schematic view of the bottom structure of the heating column in the embodiment of the present invention.

Fig. 10 is a front view of the embodiment of the present invention.

Fig. 11 is a front view of a heating column according to an embodiment of the present invention.

Fig. 12 is a front view of a heat conductive housing according to an embodiment of the present invention.

Fig. 13 is an axonometric view of the heat conductive housing according to the embodiment of the present invention.

In the figure: 1. heating the column; 2. a thermally conductive housing; 3. a power source; 4. a control switch; 5. a circuit board mounting groove; 6. a circuit board; 7. a cover plate; 8. an electric quantity indicator light; 9. turning off the indicator light; 10. a temperature display; 11. heating the cloth; 12. a stirring motor; 13. a stirring blade; 14. connecting an end cover; 15. a wiring end cover; 16. a spring wire connection assembly; 17. sealing the box; 18. a liquid sensor; 19. a water sensor; 20. a binding post; 21. a spring; 22. a spring end cap; 23. a charging port; 24. a dust cover; 25. a soft cloth layer is arranged; 26. a temperature sensor; 27. a water temperature sensor; 28. a sensing monitoring layer; 29. a lower soft cloth layer; 30. a tensile fiber layer; 31. a carbon fiber heating layer.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings:

the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 and 10, the utility model relates to a multifunctional portable heating device, which comprises a heating column 1 and a heat-conducting shell 2, wherein an open cavity is arranged at the upper end of the heat-conducting shell 2, a cavity structure is arranged in the heating column 1, a power supply 3 is arranged in the cavity structure of the heating column 1, a control switch 4 is arranged at the upper section of the heating column 1, a heat conductor is laid on the outer layer of the lower section of the heating column 1, the heat conductor is connected with the power supply 3 and the control switch 4, and the heating column 1 is provided with a heat conductor section which is sleeved in the open cavity of the heat-conducting shell; 2 opening cavity upper sections of heat conduction shell and 1 fixed connection of heating post, it is concrete, heat conduction shell 2 is connected with 1 interference fit of heating post, and 2 upper ends of heat conduction shell set up the bell mouth, and heating post 1 is equipped with the heat conductor upper end and sets up the conical body, and the conical body that heating post 1 established is in full cooperation with the bell mouth of heat conduction shell 2, the heat conduction shell 2 of being convenient for and the dismantlement of heating post 1. The heat conductor of heating post 1 is located heat conduction shell 2, can set up anti-skidding gum cover on the cone-shaped mouth of heat conduction shell 2 and the heat conductor of heating post 1, improves the connection stability of heating post 1 and heat conduction shell 2, and is convenient for open heating post 1 and heat conduction shell 2. Or the heat conduction shell 2 is internally provided with internal threads, the heating column 1 is externally provided with external threads, and the heating column is connected by threads, so that the heating column is safe, reliable and convenient to disassemble; when the hand warming device is needed to be used, the heating column 1 is sleeved with the heat conduction shell 2, the control switch is turned on, the heat conductor is heated, heat is transferred through the heat conduction shell, the built-in power supply is adopted, the heating time can be prolonged, and long-time heating is provided. When drinking water is heated, the heat conduction shell 2 can be removed, the heat conductor of the heating column 1 is directly inserted into liquid to be heated, and the liquid is heated, so that the heating device is convenient and quick, the heating temperature is controllable, and convenience and safety are realized. The heat conductor outside the heating column 1 adopts an electric heating rod structure or adopts heating cloth 11 which is wound outside the heating column 1.

As shown in fig. 2 and 11, a circuit board mounting groove 5 is formed at the upper end of the heating column 1, a circuit board 6 is arranged in the circuit board mounting groove 5, the circuit board 6 is connected to the power supply 3 and the control switch 4, a cover plate 7 is arranged at the upper end of the circuit board mounting groove 5 of the heating column 1, and the control switch 4 is fixed on the cover plate 7; the circuit board is an integrated circuit board. The circuit board 6 is also connected with a temperature sensor, the temperature sensor is embedded in the lower section of the heating column 1 and used for acquiring heating temperature, the circuit board 6 can adjust the heating temperature, the circuit board 6 is connected with an electric quantity indicator light 8, an off indicator light 9 and a temperature display 10, the electric quantity indicator light 8, the off indicator light 9 and the temperature display 10 are all arranged on the cover plate 7, the electric quantity indicator light 8 is used for displaying the electric quantity of a battery, the on-off indicator light 9 is used for displaying the on state, and the temperature display 10 is used for displaying the adjusting and heating temperature; the cover plate 7 can adopt a touch screen control panel, so that the control operation of the heating column 1 is convenient, and the circuit board 6 can be integrated at the lower end of the cover plate 7; the cover plate 7 is pressed on the upper end of the heating column 1 or is in threaded connection; with a screw connection, the mounting process should avoid excessive winding and tearing of the connection wires between the circuit board 6 and the battery 3. The battery 3 and the heating column 1 are integrally formed, or the heating column 1 adopts a structure that an upper connecting column and a lower connecting column are split, so that the battery 3 can be replaced.

As shown in fig. 5, 6 and 12, a stirring device is arranged at the lower end of the heat-conducting shell 2, the stirring device includes a stirring motor 12 arranged at the lower end of the heat-conducting shell 2, an output shaft of the stirring motor 12 is connected with a stirring blade 13, a wiring end cover 15 is arranged at the upper end of the stirring motor 12, the upper end surface of the wiring end cover 15 is located in the cavity of the heat-conducting shell 2, a spring wiring component 16 connected to the stirring motor 12 is arranged on the wiring end cover 15, a wiring terminal of the spring wiring component 16 is located at the upper end of the wiring end cover 15, and a wiring terminal of the spring wiring; a sealing box 17 is arranged on the outer side of the stirring motor 12, and the sealing box 17 is wrapped on the outer side of the stirring motor 12 and is fixedly connected with the lower end of the heat conducting shell 2 in a sealing way; as shown in fig. 9, the lower end of the heating column 1 is provided with an annular wiring groove 18, when the heating column 1 and the heat conducting shell 2 are installed in a sleeved manner, the wiring terminal of the spring wiring assembly 16 can contact with the annular wiring groove 18, so that the stirring motor 12 is communicated with the power supply on the heating column 1 through the wiring terminal of the spring wiring assembly 16, and the stirring motor 12 and the heat conductor on the heating column 1 share one power supply. The annular wiring groove 18 at the lower end of the heating column 1 is connected with the circuit board 6 through a lead embedded in the heating column 1, and the lead can be arranged along the inner wall of the cavity structure in the heating column 1 in a groove manner; the annular wiring groove 18 and the wiring terminal of the spring wiring component 16 are in the same circumferential plane, the wiring terminal of the spring wiring component 16 is connected in two stages, the two stages of wiring terminals are located in circumferences with different diameters, and the two annular wiring grooves 18 with different diameters are correspondingly arranged.

As shown in fig. 6, the sealing box 17 is embedded in the cavity of the heat conducting shell 2, a motor installation cavity is arranged in the sealing box 17, the stirring motor 12 is arranged in the motor installation cavity, an output shaft of the stirring motor 12 penetrates through the end portion of the sealing box 17 and is hermetically connected with the sealing box 17, the wiring end cover 15 is fixed at the upper end of the sealing box 17, the lower end of the stirring motor 12 is provided with a connecting end cover 14, the connecting end cover 14 is of a through hole structure, the side wall of the connecting end cover 14 is provided with a stirring hole, and the connecting end cover 14 is in threaded connection with. As shown in fig. 7, the lower end of the sealing box 17 is further provided with a water sensor 19 and a water temperature sensor 27, the water sensor 19 is used for detecting whether the lower end of the sealing box 17 contacts water, the water temperature sensor 27 is used for acquiring the temperature of the heating liquid, and connecting wires of the water sensor 19 and the water temperature sensor 27 are arranged on the terminal cover 15, are also connected by a spring wiring component, and are arranged on different ring diameters with the spring wiring component 16 of the stirring motor 12. The spring wiring assembly 16 comprises a wiring terminal 20, a wiring terminal mounting hole is formed in the wiring terminal cover 15, the wiring terminal mounting hole and the annular wiring groove 18 are on the same circumferential surface, the wiring terminal 20 is arranged in the wiring terminal mounting hole, and a limiting table is arranged at the upper end in the wiring terminal mounting hole to prevent the wiring terminal 20 from falling off from the upper end in the wiring terminal mounting hole; the lower extreme is equipped with spring end cover 22 in the terminal mounting hole, the terminal lower extreme is equipped with spring 21, spring 21's one end and terminal bottom contact, spring 21's the other end and the contact of spring end cover 22, spring end cover 22 and terminal mounting hole threaded connection, agitator motor 12's wire is connected on spring end cover 22, terminal 20 communicates through spring 21 electricity with spring end cover 22, terminal end cover 15 is insulator or terminal mounting hole inner wall insulation processing of terminal end cover 15. During installation, the heat-conducting shell 2 is sleeved with the heating column 1, and the binding post 20 on the wiring end cover 15 in the heat-conducting shell 2 is conducted with the annular wiring groove 18 at the lower end of the heating column 1 to realize electric connection.

As shown in fig. 3 and 4, the heating cloth 11 sequentially includes an upper soft cloth layer 25, a sensing monitoring layer 28, a carbon fiber heating layer 31, a tensile fiber layer 30 and a lower soft cloth layer 29 from top to bottom, a temperature sensor 26 is arranged on the sensing monitoring layer 28 in an array, the temperature sensor 26 is used for acquiring the heating temperature of the heating cloth, and the upper soft cloth layer 25 is in surface contact with the heating column 1. Heating cloth 11 is installed in the heating post outside through the reel, can dismantle the heating cloth 11 that the heat conduction shell back will be coiled and take out, and soft heating cloth 11 generates heat and can laminate each part on body surface at will.

The proportion of the upper section of the heating column 1 to the lower section of the heating column 1 can be set according to actual requirements, and the lengths of the upper section and the lower section are not the same. The upper section of the heating column 1 mainly provides an installation space for a control switch and a circuit.

As shown in fig. 8, a charging port 23 is arranged on the outer side of the upper end of the heating column 1, a dust cover 24 is arranged at the charging port 23, and the dust cover 24 is arranged on the heating column 1 through a hinge to prevent the dust cover 24 from being lost during charging; meanwhile, the dustproof cover 24 can not only completely place the heating column into the liquid container, but also stably clamp and place the heating column on the container opening when the liquid heating or liquid stirring function is used.

The heating column 1 and the heat conduction shell 2 have uniform cylinder structures, and are convenient to carry and use. The circuit board 6 adopts an integrated control circuit board, and can perform mode setting and automatic temperature adjusting and heating functions; such as the existing electric cooker controller or water heater controller; the circuit board 6 can set a heating temperature and select a heating mode, and the circuit board 6 can be connected with a temperature display, a touch screen control unit and a controller, and the controller is used for controlling the heating temperature.

The power supply adopts a storage battery or the storage battery and an alternating current power supply are shared, so that a user can use the power supply in a scene with the power supply and can also use the power supply in a scene without the power supply; when the heating cloth is heated, the temperature sensors 26 which are uniformly arranged in a dot matrix manner in the sensing monitoring layer 28 monitor the real-time temperature of the heating cloth and transmit the real-time temperature to the temperature display and the controller of the circuit board 6, so that the temperature of the heating cloth is kept at the preset temperature;

the intelligent processor 21 in the intelligent control system collects signals input in the monitoring system in real time during working and compares the signals, so that the heating rod can work within a preset range of the system, and the safety of the heating rod and the safety of a user are protected.

The specific working process is as follows: the body heating function is realized by directly turning on the control switch and heating the heat conduction shell by the heating column 1 to warm hands; or screwing out the heat-conducting shell, separating the heating column 1 from the heat-conducting shell 2, pulling out the heating cloth, turning on the control switch, adjusting the heating temperature, and placing the heating cloth on the required part of the body, such as hands and underwear. The operation is started after the light press, and the carbon fiber heating layer 31 starts to heat. The temperature sensor 26 in the sensing and monitoring layer 28 starts to continuously detect the temperature and performs heating according to the set temperature.

And (3) a liquid heating function, namely opening the heating column 1 and the heat conduction shell 2, starting a control switch, and placing the heating column in liquid to be heated. When the device needs to work for a long time, a power supply needs to be connected. After the heating column is heated to the designated temperature, the heating column is automatically switched to the corresponding heat preservation function. When the container is too deep or the heating column does not need to be completely placed in the container, the dustproof cover can be turned over and opened, the heating column is placed at the opening of the container, and the dustproof cover is used for being hung. After the liquid sensor 18 is lightly pressed, the liquid sensor is ready to work after the heating column is detected to be contacted with liquid, the carbon fiber heating layer 31 starts to heat, the temperature sensor 26 in the sensing monitoring layer 28 starts to continuously detect the temperature and feeds the temperature back to the circuit board 6, the signal transmitted by the temperature sensor 26 is analyzed, and the heating power of the carbon fiber heating layer 31 is adjusted to keep the heating cloth at the preset temperature of the system.

Liquid stirring function, heating column 1 and heat conduction shell 2 cup joint the installation back, place in the liquid that needs the stirring, open control switch, select stirring button to according to the instruction switching of status indicator lamp to required speed, close the stirring function after waiting for the stirring to accomplish. When the container is too deep or the heating rod is not required to be completely placed into the container, the dustproof cover can be turned over and opened, the heating column is placed at the opening of the container, the dustproof cover is hung and leaned, the liquid sensor 18 is ready to work, and when the liquid is detected to be contacted, the stirring propeller starts to rotate at the rotating speed preset by the system.

The liquid heat preservation function can be selected through the control switch 4 and placed in liquid needing heat preservation, and when the liquid is not in a preset temperature range, the heating rod can be automatically switched to the liquid heating function. When the container is too deep, or when the heating rod is not required to be completely placed into the container, the dustproof cover can be turned over and opened, the heating column is placed at the opening of the container, the dustproof cover is hung and leaned on, the liquid sensor 18 is ready to work after the intelligent heating rod is detected to be in contact with liquid, the temperature sensor 26 in the sensing monitoring layer 28 detects the temperature of the liquid, if the temperature is not consistent with the preset temperature, the automatic switching is performed to the liquid heating function, and when the liquid temperature is waited to be within the preset temperature range, the automatic switching is performed to the liquid heat preservation function.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims (10)

1. A multifunctional portable heating device is characterized by comprising a heating column (1) and a heat-conducting shell (2); the heating column (1) is internally provided with a cavity structure, a power supply (3) is arranged in the cavity structure of the heating column (1), the upper section of the heating column (1) is provided with a control switch (4), the outer layer of the lower section of the heating column (1) is paved with a heat conductor, and the heat conductor is connected with the power supply (3) and the control switch (4); an opening cavity is formed in the upper end of the heat conduction shell (2), and the heating column (1) is provided with a heat conductor section which is sleeved and fixed in the opening cavity of the heat conduction shell (2).

2. The multifunctional portable heating device as claimed in claim 1, wherein the heat conducting shell (2) is connected with the heating column (1) in an interference fit manner, a conical opening is arranged at the upper end of the heat conducting shell (2), a conical body is arranged at the upper end of the heating column (1) provided with a heat conductor, and the conical body arranged on the heating column (1) is in an interference fit manner with the conical opening of the heat conducting shell (2).

3. A multifunctional portable heating device according to claim 1, characterized in that the heat conducting shell (2) is internally provided with an internal thread, and the heating column (1) is provided with an external thread which is in threaded connection with the heat conducting shell (2).

4. Multifunctional portable heating device according to claim 1, characterized in that the heat conductor outside the heating column (1) is in the form of an electrical heating rod or a heating cloth (11) wound around the outside of the heating column (1).

5. The multifunctional portable heating device is characterized in that the heating cloth (11) sequentially comprises an upper soft cloth layer (25), a sensing monitoring layer (28), a carbon fiber heating layer (31), a tensile fiber layer (30) and a lower soft cloth layer (29) from top to bottom, wherein temperature sensors (26) are arranged on the sensing monitoring layer (28) in an array mode, and the temperature sensors (26) are used for acquiring the heating temperature of the heating cloth.

6. The multifunctional portable heating device according to claim 1, wherein a circuit board mounting groove (5) is formed at the upper end of the heating column (1), a circuit board (6) is arranged in the circuit board mounting groove (5), the circuit board (6) is connected to the power supply (3) and the control switch (4), a cover plate (7) is arranged at the upper end of the circuit board mounting groove (5) of the heating column (1), and the control switch (4) is fixed on the cover plate (7).

7. The multifunctional portable heating device according to claim 1, wherein the lower end of the heat-conducting shell (2) is provided with a stirring device, the stirring device comprises a stirring motor (12) arranged at the lower end of the heat-conducting shell (2), a sealing box (17) is arranged outside the stirring motor (12), and the sealing box (17) is wrapped outside the stirring motor (12) and is fixedly connected with the lower end of the heat-conducting shell (2) in a sealing manner; an output shaft of the stirring motor (12) is connected with a stirring blade (13), a wiring end cover (15) is arranged at the upper end of the stirring motor (12), the upper end face of the wiring end cover (15) is positioned in the cavity of the heat-conducting shell (2), a spring wiring assembly (16) connected to the stirring motor (12) is arranged on the wiring end cover (15), a wiring terminal of the spring wiring assembly (16) is positioned at the upper end of the wiring end cover (15), and a wiring terminal of the spring wiring assembly (16) is positioned in the cavity of the heat-conducting shell (2); the lower end of the heating column (1) is provided with an annular wiring groove (18), and when the heating column (1) and the heat conduction shell (2) are sleeved and installed, a wiring column of the spring wiring assembly (16) can be in contact with the annular wiring groove (18).

8. The multifunctional portable heating device according to claim 7, wherein the sealing box (17) is embedded in the cavity of the heat conducting shell (2), a motor installation cavity is formed in the sealing box (17), the stirring motor (12) is arranged in the motor installation cavity, an output shaft of the stirring motor (12) penetrates through the end portion of the sealing box (17) and is in sealing connection with the sealing box (17), the wiring end cover (15) is fixed at the upper end of the sealing box (17), the lower end of the stirring motor (12) is provided with the connecting end cover (14), the connecting end cover (14) is of a through hole structure, the side wall of the connecting end cover (14) is provided with stirring holes, and the connecting end cover (14) is in threaded connection with the lower end of the heat conducting shell (2).

9. Multifunctional portable heating device according to claim 7, characterized in that the lower end of the sealed box (17) is also provided with a water sensor (19) and a water temperature sensor (27).

10. The multifunctional portable heating device according to claim 7, wherein the spring wiring component (16) comprises a wiring terminal (20), a wiring terminal mounting hole is formed in the wiring terminal cover (15), the wiring terminal (20) is arranged in the wiring terminal mounting hole, a limiting table is arranged at the upper end in the wiring terminal mounting hole, a spring end cover (22) is arranged at the lower end in the wiring terminal mounting hole, a spring (21) is arranged at the lower end of the wiring terminal, one end of the spring (21) is in contact with the bottom of the wiring terminal, the other end of the spring (21) is in contact with the spring end cover (22), the spring end cover (22) is in threaded connection with the wiring terminal mounting hole, and a lead of the stirring motor (12) is.

Images