CN212299160U - Multifunctional warmer - Google Patents

Abstract

The utility model discloses a multifunctional heater, which comprises a shell, a first heating device, a second heating device and a control device, wherein the first heating device, the second heating device and the control device are arranged on the shell; the first heating device comprises a heating component; the second heating device comprises a heat exchanger and a fan arranged at one end of the heat exchanger, the second heating device is connected with the shell through a connecting structure, the connecting structure can enable the second heating device to have two states, namely a working state and a non-working state, when the second heating device is in the working state, the heat exchanger is positioned at and close to the heating side of the heating component, and when the second heating device is in the non-working state, the heat exchanger is far away from the heating side of the heating component; the control device is respectively connected with the first heating device and the fan. The utility model discloses a set up a heating element and realize two kinds of different heating modes, be applicable to different heating scenes, can satisfy different users' user demand betterly, simultaneously, manufacturing cost is lower, the production of being convenient for promotes.

Description

Multifunctional warmer

Technical Field

The utility model relates to a heating equipment field, in particular to multi-functional room heater.

Background

The room heater is a commonly used heating equipment, room heater commonly used has electric room heater and gas room heater etc., to current room heater, its general heating mode is for heating through heating device, if electric heater unit or burning heating device, heating device heats its near air, during the heating, produce the air after the air convection messenger heating and obtain the circulation, and simultaneously, heating device can produce the heat radiation, heat peripheral object, make the user can be close to it and keep warm, such room heater, not only the heating mode is comparatively single, and can not satisfy different service environment and different users' user demand.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a multifunctional warmer, its variety that can realize the heating mode.

The multifunctional warmer comprises a shell, a first heating device, a second heating device and a control device, wherein the first heating device, the second heating device and the control device are arranged on the shell; the first heating device comprises a heating component, and the heating component is positioned on one side of the shell; the second heating device comprises a fan and a heat exchanger, the fan is arranged at one end of the heat exchanger, the second heating device is connected with the shell through a connecting structure, the connecting structure can enable the second heating device to have two states, namely a working state and a non-working state, when the second heating device is in the working state, the heat exchanger is positioned at and close to the heating side of the heating component, and when the second heating device is in the non-working state, the heat exchanger is far away from the heating side of the heating component; the control device is respectively connected with the first heating device and the fan.

According to the utility model discloses multi-functional room heater, it has following beneficial effect at least: the utility model is provided with two heating devices, the first heating device controls the heating component to release heat through the control device, heats the air nearby the first heating device and generates heat radiation, thereby heating, and being suitable for the close-range heating of a user; second heating system passes through connection structure and realizes the switching between operating condition and non-operating condition, when second heating system is in operating condition, heat exchanger is located and is close to the side of generating heat of the subassembly that generates heat, the subassembly that generates heat release heat and heat radiation are to heat exchanger on, controlling means control fan is to the inside air supply of heat exchanger, carry out the heat exchange through heat exchanger to the wind of input, thereby make second heating system output warm braw heat supply, be applicable to the constrictive place in space, if supply warm braw to the tent and heat, can avoid causing oxygen deficiency and firing scheduling problem in the tent. The utility model discloses a set up a heating element and realize the heating mode of two kinds of differences, can realize the variety of heating mode, be applicable to different heating scenes, can satisfy different users' user demand betterly, simultaneously, manufacturing cost is lower, the production of being convenient for promotes.

According to some embodiments of the utility model, the connection structure includes rotates the piece, the one end that rotates the piece with second heating installation fixed connection, its other end with the casing is articulated. Rotate through setting up and realize rotating between second heating system and the casing and be connected to realize connection structure and can make second heating system have two kinds of states, the second heating system that can be convenient for simultaneously switches convenient to use operation between different states.

According to some embodiments of the utility model, connection structure still includes the connecting piece, be equipped with the joint breach on the connecting piece, rotate the piece one end is passed through the connecting piece with second heating installation fixed connection, when second heating installation is in operating condition, the connecting piece can pass through the joint breach with the casing joint. Through setting up connecting piece and joint breach, when second heating system was in operating condition, the joint breach and the casing joint that second heating system passes through the connecting piece were fixed, realized when second heating system was in operating condition with the fixed connection of casing, the installation stability when improving its operating condition.

According to some embodiments of the utility model, be equipped with the determine module on the casing, the determine module with controlling means electric connection, the determine module can detect second heating system's state. The state of the second heating device is detected by the detection assembly, and a signal is fed back to the control device, so that the control device can automatically control the opening and closing of the fan when the second heating device is in different states.

According to some embodiments of the utility model, the second heating installation still includes the cavity shell, heat exchanger wears to establish the cavity shell, be equipped with first fitting surface on the cavity shell, be equipped with the heat conduction opening on the first fitting surface, heating element the correspondence is equipped with the second fitting surface on the heating side, when the second heating installation is in operating condition, first fitting surface with the cooperation of first fitting surface. Through setting up first fitting surface and second fitting surface, can make the heat conduction opening can be better with the side butt joint that generates heat of heating element, make things convenient for the heat that the heating element released to get into the cavity shell in, the setting up of cavity shell can reduce the heat and scatter and disappear, improves the utilization ratio of heat energy.

According to some embodiments of the invention, the width a of the heat conducting opening is equal to the width b of the heat generating side of the heat generating component. The width a of the heat conduction opening is equal to the width b of the heating side of the heating component, so that heat released by the heating component can enter the cavity shell conveniently, heat loss is reduced, and the utilization rate of heat energy is further improved.

According to some embodiments of the utility model, be equipped with the battery on the casing, controlling means with battery electric connection. Through setting up the battery to with controlling means electric connection, can make things convenient for the use of multi-functional room heater, avoid the trouble that needs external power supply, improve multi-functional room heater's portability.

According to some embodiments of the utility model, the heating element is gas burner, first heating installation still include with the some firearm that the heating element is connected, some firearm with controlling means connects, controlling means includes pipeline subassembly and control valve subassembly, the pipeline subassembly include the intake pipe and with the burning trachea that the heating element is connected, the control valve subassembly respectively with the intake pipe with the burning trachea is connected. Set up to gas burner through heating element, make multi-functional room heater be gas room heater, its heating programming rate is very fast, can heat in the twinkling of an eye, facilitates the use.

According to some embodiments of the present invention, the igniter comprises an oxygen deficit protection device, the pipe assembly further comprises an ignition gas pipe, the ignition gas pipe is connected with the oxygen deficit protection device and the control valve assembly, respectively. Through setting up oxygen deficiency protection device and being connected with control valve subassembly through the trachea of igniteing, it can realize the operation of igniteing to the heating element, and simultaneously, when the space oxygen concentration at heating element place was lower, it can cut off the air supply, avoids the production of insufficient combustion, improves the safety in utilization performance of multi-functional room heater.

According to some embodiments of the utility model, be equipped with the gas bottle on the casing, be equipped with the relief pressure valve on the gas bottle, be equipped with air inlet joint in the intake pipe, the gas bottle passes through the relief pressure valve with air inlet joint connects. Through setting up the gas bottle to be connected through the admission joint of relief pressure valve and intake pipe, its use that can make things convenient for multi-functional room heater improves multi-functional room heater's portability.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of a first state of the multifunctional warmer according to the embodiment of the present invention;

FIG. 2 is a schematic cross-sectional side view of the multifunctional warmer shown in FIG. 1;

FIG. 3 is a schematic structural view of a second heating device in the multifunctional warmer of FIG. 1;

FIG. 4 is a schematic view showing a part of the second heater shown in FIG. 3;

FIG. 5 is a schematic structural view of the multifunctional warmer shown in FIG. 1 in a second state;

FIG. 6 is a schematic cross-sectional side view of the multifunctional warmer shown in FIG. 5;

FIG. 7 is a rear view of the multifunctional warmer shown in FIG. 5; .

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, etc., is the orientation or positional relationship shown on the drawings, and is only for convenience of description and simplification of description, and does 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.

If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1, 4 and 5, a multifunctional warmer includes a case 100, and a first heater 200, a second heater 300, and a control unit 400 provided on the case 100; the first heater 200 includes a heat generating component 210, the heat generating component 210 being located at one side of the housing 100; the second heater 300 includes a fan 310 and a heat exchanger 320, the fan 310 is disposed at one end of the heat exchanger 320, the second heater 300 is connected to the housing 100 through a connection structure 330, the connection structure 330 enables the second heater 300 to have two states, namely, an operating state and a non-operating state, when the second heater 300 is in the operating state, the heat exchanger 320 is located at and near the heat generating side 211 of the heat generating component 210, and when the second heater 300 is in the non-operating state, the heat exchanger 320 is located away from the heat generating side 211 of the heat generating component 210; the controller 400 is connected to the first heater 200 and the fan 310, respectively.

The utility model is provided with two heating devices, the first heating device 200 controls the heating component 210 to release heat through the control device 400, heats the air nearby and generates heat radiation, thereby heating, and being suitable for the close-range heating of a user; second heating installation 300 passes through connection structure 330 and realizes the switching between operating condition and non-operating condition, when second heating installation 300 is in operating condition, heat exchanger 320 is located and is close to the side 211 that generates heat of generating heat subassembly 210, the heat subassembly 210 releases heat and heat radiation to heat exchanger 320 on, controlling means 400 control fan 310 is to the inside air supply that supplies air of heat exchanger 320, carry out the heat exchange to the wind of input through heat exchanger 320, thereby make second heating installation 300 output warm braw heat, be applicable to the narrow place in space, if supply warm braw to the tent and heat, can avoid causing oxygen deficiency and the scheduling problem of catching fire in the tent. The utility model discloses a set up a heating element 210 and realize the heating mode of two kinds of differences, can realize the variety of heating mode, be applicable to different heating scenes, can satisfy different users' user demand betterly, simultaneously, manufacturing cost is lower, the production promotion of being convenient for.

In the present embodiment, as shown in fig. 1 and 5, fig. 1 is a schematic structural diagram of the multifunctional warmer when the second heating device 300 is in an operating state, fig. 5 is a schematic structural diagram of the multifunctional warmer when the second heating device 300 is in a non-operating state, the first heating device 200 is disposed at the front side of the casing 100, the second heating device 300 is disposed at the front side of the casing 100 when in an operating state, and the second heating device 300 is disposed at the upper end of the casing 100 when in a non-operating state, as shown in fig. 7, the back of the casing 100 is provided with a storage compartment 101, and the storage compartment 101 can be used for storing tools for maintenance and an air duct for connecting the second heating device 300, so as to facilitate storage of other components used in the multifunctional gas warmer and improve portability of the multifunctional warmer. As shown in fig. 5, the heating element 210 may be an electric heater or a gas combustion heater, and the specific choice of the heating element 210 may be set according to actual use requirements, and those skilled in the art can understand that the present invention is not limited thereto. Similarly, the control device 400 can be set according to the specific form of the heat generating component 210, and the connection structure 330 can be implemented to enable the second heater 300 to have two states, such as detachable connection, movable connection, etc., which will not be described in detail herein and will be described in detail below.

In some embodiments, the connection structure 330 includes a rotation member 331, one end of the rotation member 331 is fixedly connected to the second heater 300, and the other end thereof is hinged to the housing 100. The rotation member 331 is provided to rotatably connect the second heating apparatus 300 and the housing 100, so that the connection structure 330 can enable the second heating apparatus 300 to have two states, and simultaneously, the second heating apparatus 300 can be conveniently switched between different states, thereby facilitating the operation.

In this embodiment, referring to fig. 1, 3 and 5, the connection structure 330 is a rotation connection structure, the rotation members 331 are provided on both sides of the second heating apparatus 300, the second heating apparatus 300 is rotatably connected to the casing 100 by the rotation members 331, and the second heating apparatus 300 can be rotated by the rotation members 331 to switch between the operating state and the non-operating state. In practical applications, besides the rotating connection structure, the connection structure 330 may also be a sliding connection structure or a detachable connection structure, and may be set according to practical needs, which can be understood by those skilled in the art.

In some embodiments, the connecting structure 330 further includes a connecting member 332, the connecting member 332 is provided with a locking notch 333, one end of the rotating member 331 is fixedly connected to the second heating device 300 through the connecting member 332, and when the second heating device 300 is in an operating state, the connecting member 332 can be locked to the housing 100 through the locking notch 333. By arranging the connecting piece 332 and the clamping notch 333, when the second heating device 300 is in the working state, the second heating device 300 is clamped and fixed with the shell 100 through the clamping notch 333 of the connecting piece 332, so that the second heating device 300 is fixedly connected with the shell 100 in the working state, and the installation stability in the working state is improved.

In this embodiment, referring to fig. 1, 3 and 5, one end of the rotating member 331 is fixedly connected to the second heating apparatus 300 through a connecting member 332, and the connecting member 332 is a housing connecting member, which can reduce the dissipation of heat released by the heat generating component 210 to the heat exchanger 320 and improve the utilization rate of heat energy. Meanwhile, the connecting member 332 is provided with a clamping notch 333 for clamping, and certainly, in practical application, the connecting member 332 may also be configured as a frame structure, which may be set according to practical use requirements, and those skilled in the art can understand that, at the same time, the clamping notch 333 may be adapted to the structure of the connecting member 332, and is not limited herein.

In some embodiments, the casing 100 is provided with a detection component 110, the detection component 110 is electrically connected to the control device 400, and the detection component 110 can detect the state of the second heating device 300. The state of the second heating device 300 is detected by the detection component 110, and a signal is fed back to the control device 400, so that when the second heating device 300 is in different states, the control device 400 can automatically control the on and off of the fan 310.

In this embodiment, as shown in fig. 1, the detecting component 110 is a micro switch, which is located at the upper end of the casing 100, and the control device 400 further includes a controller 430, when the second heating device 300 is in the non-operating state, the micro switch contacts with the second heating device 300, and feeds back a signal to the controller 430 in the control device 400, so that the fan 310 is in the off state; when the second heating device 300 is switched to the operating state, the micro switch is not in contact with the second heating device 300, and the controller 430 controls the fan 310 to start operating, so that the control device 400 can automatically control the on/off of the fan 310. In practical application, the setting position of the detecting component 110 can be set according to the use requirement, the control condition corresponding to the control device 400 can also be changed according to the detection condition of the detecting component 110, meanwhile, besides the micro switch, the detecting component 110 can also be a travel switch, or a hall sensor, and the like, and can be set according to the practical use requirement.

In some embodiments, the second heating apparatus 300 further includes a cavity housing 340, the heat exchanger 320 penetrates through the cavity housing 340, a first mating surface 342 is disposed on the cavity housing 340, a heat conducting opening 341 is disposed on the first mating surface 342, a second mating surface 212 is correspondingly disposed on the heating side 211 of the heating element 210, and when the second heating apparatus 300 is in an operating state, the first mating surface 342 mates with the second mating surface 212. Through setting up first fitting surface 342 and second fitting surface 212, can make heat conduction opening 341 can dock with the side 211 that generates heat of heating element 210 better, make things convenient for the heat that heating element 210 released to get into cavity shell 340 in, the setting of cavity shell 340 can reduce the heat and scatter and disappear, improves the utilization ratio of heat energy.

In this embodiment, as shown in fig. 3 and 4, the first mating surface 342 and the second mating surface 212 are both inclined surfaces, when the second heating device 300 is in a working state, the first mating surface 342 and the second mating surface 212 are matched through an inclined surface, the cavity shell 340 is better butted with the heating side 211, the heating element 210 releases heat and enters the cavity shell 340, the heat exchanger 320 penetrates through the cavity shell 340, and by arranging the cavity shell 340, the heat exchanger 320 can uniformly receive heat, thereby achieving a better heat exchange effect. In practical application, except for the inclined plane structure, the first fitting surface 342 and the second fitting surface 212 can be set to be arc-shaped structures, when the second heating device 300 is switched to be in a state, the second heating device 300 and the housing 100 are guided through the arc-shaped matching between the first fitting surface 342 and the second fitting surface 212, so that the second heating device 300 is convenient to switch to be in a state, besides the arc-shaped structures, a slide rail guide structure can be further arranged to guide and connect, meanwhile, the cavity shell 340 can be correspondingly set according to use requirements, and the cavity shell can be understood by a person skilled in the art.

In some embodiments, the width a of the heat conducting opening 341 is equal to the width b of the heat generating side 211 of the heat generating component 210. The width a of the heat conducting opening 341 is equal to the width b of the heating side 211 of the heating element 210, so that the heat released by the heating element 210 can enter the cavity shell 340 conveniently, the heat loss is reduced, and the utilization rate of the heat energy is further improved. In practical applications, the width a of the heat conducting opening 341 can be set according to practical application requirements, and those skilled in the art can understand the width.

In some embodiments, the housing 100 is provided with a battery 120, and the control device 400 is electrically connected to the battery 120. Through setting up battery 120 to with controlling means 400 electric connection, can make things convenient for the use of multi-functional room heater, avoid the trouble that needs external power supply, improve the portability of multi-functional room heater. In this embodiment, as shown in fig. 7, the battery 120 includes a plurality of lithium batteries, and when the air conditioner is used, the battery 120 can supply power to the fan 330, so that the fan 340 can perform air supply operation, and the battery 120 can also perform power supply operation on the first heating apparatus 200, thereby performing operation thereof. In practical applications, the battery 120 may also be a storage battery, and the specific connection form thereof may be set according to practical usage requirements, and those skilled in the art can understand that the present invention is not limited thereto.

In some embodiments, the heat generating component 210 is a gas burner, the first heater 200 further includes an igniter 220 connected to the heat generating component 210, the igniter 220 is connected to the control device 400, the control device 400 includes a pipeline assembly 410 and a control valve assembly 420, the pipeline assembly 410 includes an air inlet pipe 411 and a combustion air pipe 412 connected to the heat generating component 210, and the control valve assembly 420 is respectively connected to the air inlet pipe 411 and the combustion air pipe 412. Through setting up heating element 210 into gas burner, make multi-functional room heater be gas room heater, its heating's programming rate is very fast, can heat in the twinkling of an eye, facilitates the use.

In this embodiment, the heating unit 210 is a gas burner, the first heating apparatus 200 performs heating by releasing heat through gas combustion, and the control valve assembly 420 is connected to the pipe assembly 410 to control the communication state of the air inlet pipe 411 and the combustion air pipe 412, thereby controlling the heating unit 210. In this embodiment, the heating component 210 is an infrared ceramic plate burner, which has the advantages of high efficiency and energy saving, and has good combustion heating effect, and can reduce the emission of pollutants; the control valve assembly 420 includes a stopcock, and the communication state of the line assembly 410 is controlled by turning a knob of the stopcock. In practical application, the heating assembly 210 may also be a common gas burner or a metal mesh burner, and the specific structure thereof may be set according to practical application requirements, and those skilled in the art can understand that the present disclosure is not limited thereto, meanwhile, the igniter 220 may be an electric igniter or a gas igniter, the control valve assembly 420 may be an electromagnetic valve besides a plug valve, and the specific forms of the igniter 220 and the control valve assembly 420 may also be set according to practical application requirements, and the present disclosure is not limited thereto.

In certain embodiments, the igniter 220 includes an oxygen depletion device 221, and the manifold assembly 410 further includes an ignition gas tube 413, the ignition gas tube 413 being connected to the oxygen depletion device 221 and the control valve assembly 420, respectively. Through setting up oxygen deficiency protection device 221 and being connected with control valve subassembly 420 through ignition trachea 413, it can realize the ignition operation to heating element 210, and simultaneously, when the space oxygen concentration that heating element 210 is located is lower, it can cut off the air supply, avoids the production of insufficient combustion, improves the safety in utilization performance of multi-functional room heater.

In the present embodiment, as shown in fig. 2 and 6, the igniter 220 includes an oxygen-deficient protection device 221, when the air inlet pipe 411 is communicated with the ignition air pipe 413 through the control valve assembly 420, the oxygen-deficient protection device 221 can be ignited by its long open flame assembly, a thermocouple element is used to generate a thermoelectric force to drive the air valve by sensing the temperature of the long open flame, and when the space where the heating assembly 210 is located is oxygen-deficient or the oxygen content is too low to cause the flame temperature of the long open flame to be lower than a certain value, the electric potential provided by the thermocouple is insufficient to maintain the open state of the air valve, thereby cutting off the air source and ensuring safe use. In practical applications, a flameout protection device, an electric igniter, or the like may be disposed in addition to the oxygen deficiency protection device 221, and the specific form of the igniter 220 may be set according to practical needs, which can be understood by those skilled in the art, and is not limited herein.

In some embodiments, a gas bottle (not shown) is disposed on the housing 100, a pressure reducing valve is disposed on the gas bottle, an air inlet joint 414 is disposed on the air inlet pipe 411, and the gas bottle is connected to the air inlet joint 414 through the pressure reducing valve. Through setting up the gas bottle to be connected with the air inlet joint 414 of intake pipe 411 through the relief pressure valve, it can make things convenient for the use of multi-functional room heater, improves multi-functional room heater's portability.

In practical application, the size, the number and the like of the gas bottles can be set according to practical use requirements, and the gas bottles are not limited herein. Meanwhile, a bracket for supporting can be arranged on the gas bottle and connected with the shell 100, so that the gas bottle is stably installed and is prevented from loosening; the gas bottle can be detachably connected with the air inlet joint 414, so that the gas bottle is convenient to replace, and the specific connection form of the gas bottle can be set correspondingly according to actual use needs without limitation.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims (10)

1. A multifunctional warmer is characterized by comprising:

a housing (100);

a first heater (200) including a heat generating component (210), the first heater (200) being disposed on the housing (100), the heat generating component (210) being located at one side of the housing (100);

a second heating device (300) comprising a fan (310) and a heat exchanger (320), wherein the fan (310) is disposed at one end of the heat exchanger (320), the second heating device (300) is connected to the housing (100) through a connection structure (330), the connection structure (330) enables the second heating device (300) to have two states, namely an operating state and a non-operating state, when the second heating device (300) is in the operating state, the heat exchanger (320) is located at and close to the heat generating side (211) of the heat generating component (210), and when the second heating device (300) is in the non-operating state, the heat exchanger (320) is far away from the heat generating side (211) of the heat generating component (210);

and a control device (400) disposed on the housing (100), wherein the control device (400) is connected to the first heating device (200) and the fan (310), respectively.

2. The multi-functional warmer of claim 1, wherein,

the connecting structure (330) comprises a rotating part (331), one end of the rotating part (331) is fixedly connected with the second heating device (300), and the other end of the rotating part is hinged with the shell (100).

3. The multi-functional warmer of claim 2, wherein,

connection structure (330) still includes connecting piece (332), be equipped with joint breach (333) on the connecting piece (332), rotate piece (331) one end is passed through connecting piece (332) with second heating installation (300) fixed connection, when second heating installation (300) are in operating condition, connecting piece (332) can pass through joint breach (333) with casing (100) joint.

4. The multi-functional warmer of claim 2, wherein,

the heating system is characterized in that a detection component (110) is arranged on the shell (100), the detection component (110) is electrically connected with the control device (400), and the detection component (110) can detect the state of the second heating device (300).

5. The multi-functional warmer of claim 2, wherein,

the second heating device (300) further comprises a cavity shell (340), the heat exchanger (320) penetrates through the cavity shell (340), a first matching surface (342) is arranged on the cavity shell (340), a heat conduction opening (341) is formed in the first matching surface (342), a second matching surface (212) is correspondingly arranged on the heating side (211) of the heating assembly (210), and when the second heating device (300) is in a working state, the first matching surface (342) is matched with the second matching surface (212).

6. The multi-functional warmer of claim 5, wherein,

the width a of the heat conduction opening (341) is equal to the width b of the heat generation side (211) of the heat generation component (210).

7. The multi-functional warmer of claim 1, wherein,

the shell (100) is provided with a battery (120), and the control device (400) is electrically connected with the battery (120).

8. The multifunctional warmer of any one of claims 1 to 7, wherein,

heating element (210) is gas burner, first heating installation (200) still include with igniter (220) that heating element (210) are connected, igniter (220) with controlling means (400) are connected, controlling means (400) include pipeline subassembly (410) and control valve subassembly (420), pipeline subassembly (410) including intake pipe (411) and with burning trachea (412) that heating element (210) are connected, control valve subassembly (420) respectively with intake pipe (411) with burning trachea (412) are connected.

9. The multi-functional warmer of claim 8,

the igniter (220) comprises an oxygen-deficient protection device (221), the pipeline assembly (410) further comprises an ignition air pipe (413), and the ignition air pipe (413) is respectively connected with the oxygen-deficient protection device (221) and the control valve assembly (420).

10. The multi-functional warmer of claim 8,

the gas cylinder is arranged on the shell (100), a pressure reducing valve is arranged on the gas cylinder, an air inlet connector (414) is arranged on the air inlet pipe (411), and the gas cylinder is connected with the air inlet connector (414) through the pressure reducing valve.

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