CN218033325U - Portable foldable heater - Google Patents

Abstract

The utility model discloses a portable collapsible room heater, include: the main plate and the secondary plate are connected through a rotating assembly, the rotating assembly comprises a rotating shaft and a rotating sleeve, and the rotating sleeve can pivot between a first state and a second state around the rotating shaft. The mainboard is internally provided with a first electric heating element which is connected with a power line, the power line is connected with the rotating shaft, and the other end of the power line is connected with an external power supply. The second electric heating element is arranged in the auxiliary plate and is connected with the rotary sleeve through a lead. The second electric heating element is connected to the power cord when the portable foldable warmer pivots from the first state to the second state. The main board and the auxiliary board are rotationally connected through the rotating assembly, when the area needing heating is small, the power line is communicated with an external power supply, and people can use the main board for heating; when the area that needs heating is great, the subplate rotates for the mainboard for the second electric heating element is connected with the power cord electricity, and people can utilize mainboard and subplate heating.

Description

Portable foldable heater

Technical Field

The utility model relates to a room heater technical field specifically is a portable collapsible room heater.

Background

The temperature is low in winter in south China, the air humidity is high, the body sensing temperature of outdoor activities of people is low, and the enthusiasm of life and work of people is influenced. In the south, people can warm by heating equipment such as an electric heater, an electric heating table, an electric blanket, a fan heater and the like, but no suitable equipment is available for carrying, and the people can warm outdoors at any time.

The patent CN214746008U discloses a portable warmer, which comprises a jacket with a left side, a right side, a bottom surface and a back surface, wherein a plurality of heating bodies connected through a lead are arranged in the jacket. But this device cannot adjust the heat generating area.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the heating area can not be adjusted to portable room heater among the prior art, the utility model provides a portable collapsible room heater, portable collapsible room heater has first state and second state, just portable collapsible room heater includes: a main plate and a secondary plate connected by a swivel assembly, the swivel assembly comprising a swivel shaft and a swivel sleeve, the swivel sleeve being pivotable about the swivel shaft between the first state and the second state;

a first electric heating element is arranged in the main board, the first electric heating element is connected with a power line, the power line is connected with the rotating shaft, and the other end of the power line is connected with an external power supply;

a second electric heating element is arranged in the auxiliary plate and is connected with the rotary sleeve through a lead;

the second electric heating element is connected to the power cord when the portable foldable warmer pivots from the first state to the second state.

As a further improvement of the above technical solution:

the number of the rotating assemblies is two, one rotating assembly is connected with the positive pole of the power line, and the other rotating assembly is connected with the negative pole of the power line.

The inner surface of the rotating sleeve is attached to the outer surface of the rotating shaft; the rotating shaft comprises a first conductor and a first insulator, the first conductor and the first insulator are of coaxial fan-shaped columnar structures, and the sum of a central angle occupied by the first conductor and a central angle occupied by the first insulator is 360 degrees; the rotating sleeve comprises a second conductor and a second insulator, two ends of the second conductor are connected with two ends of the second insulator, and the sum of the central angle occupied by the second conductor and the central angle occupied by the second insulator is 360 degrees; the first electric conductor is electrically connected with the power line, and the second electric conductor is electrically connected with the second electric heating element;

when the portable foldable warmer is in a first state, the second conductor is connected with the first insulator; when the portable foldable warmer is in a second state, the second conductor is connected with the first conductor.

And an insulating sleeve is sleeved outside the rotating assembly.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the main board and the auxiliary board are rotatably connected through the rotating component, when the portable foldable warmer of the embodiment needs to be stored, the main board and the auxiliary board are overlapped, the warmer is small in size and can be stored in a backpack; when the area needing to be warmed is small, the power cord is communicated with an external power supply, the portable foldable warmer is in a first state, and people can warm by using the mainboard; when the area needing to be warmed is large, the rotary sleeve rotates to enable the second electric heating element to be electrically connected with the power line, the portable foldable warmer is in a second state, and people can warm by using the main board and the auxiliary board; when the contained angle between mainboard and the subplate is the obtuse angle, this room heater can provide the heat for many people, and when the contained angle between mainboard and the subplate was the acute angle, this room heater can provide the heat for the just, the reverse side of limbs.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a partial cross-sectional view of the overall structure of the present invention;

FIG. 2 is a schematic view of the mating of the rotating shaft and the rotating sleeve;

fig. 3 is a circuit diagram of the overall structure of the present invention.

Reference numerals:

1. a main board; 11. a first electrical heating element; 2. a sub-board; 21. a second electrical heating element; 3. a rotating assembly; 31. a rotating shaft; 311. a first electrical conductor; 312. a first insulator; 32. a rotating sleeve; 321. a second electrical conductor; 322. a second insulator; 4. a power line.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. Those skilled in the art will be able to combine and combine features of different embodiments or examples and features of different embodiments or examples described in this specification without contradiction.

Fig. 1 illustrates a partial cross-sectional view of the overall structure of the present invention, fig. 3 illustrates a circuit schematic diagram of the overall structure of the present invention, as shown in fig. 1 and fig. 3, the portable foldable heater of the present embodiment, the portable foldable heater has a first state and a second state, and the portable foldable heater includes: the main plate 1 and the secondary plate 2 are connected by a swivel assembly 3, the swivel assembly 3 comprises a swivel shaft 31 and a swivel sleeve 32, and the swivel sleeve 32 is pivotable about the swivel shaft 31 between a first state and a second state. A first electric heating element 11 is arranged in the main board 1, the first electric heating element 11 is connected with a power line 4, the power line 4 is connected with the rotating shaft 31, and the other end of the power line 4 is connected with an external power supply. The second electric heating element 21 is arranged in the auxiliary plate 2, and the second electric heating element 21 is connected with the rotary sleeve 32 through a lead. The second electric heating element 21 is connected to the power cord 4 when the portable foldable warmer is pivoted from the first state to the second state. The main board 1 and the auxiliary board 2 are rotatably connected through the rotating component 3, when the portable foldable warmer of the embodiment needs to be stored, the main board 1 and the auxiliary board 2 are overlapped, the volume of the warmer is reduced, and the warmer can be stored in a backpack; when the area needing to be warmed is small, the power cord 4 is communicated with an external power supply, the portable foldable warmer is in a first state, and people can warm by using the main board 1; when the area that needs the heating is great, swivel sleeve 32 rotates for second electric heating element 21 is connected with power cord 4 electricity, and portable collapsible room heater is in the second state, and people can utilize mainboard 1 and subplate 2 heating, and when the contained angle between mainboard 1 and the subplate 2 was the obtuse angle, this room heater can provide the heat for many people, and when the contained angle between mainboard 1 and the subplate 2 was the acute angle, this room heater can provide the heat for the just, reverse side of limbs.

According to the embodiment of the present invention, as shown in fig. 1, the number of the rotating assemblies 3 is two, one rotating assembly 3, i.e. the rotating shaft 31, is connected to the positive pole of the power line 4, and the other rotating assembly 3, i.e. the rotating shaft 31, is connected to the negative pole of the power line 4. Preventing the second electrical heating element 21 from being short-circuited.

According to the embodiment of the present invention, as shown in fig. 2, the inner surface of the rotary sleeve 32 is attached to the outer surface of the rotary shaft 31; the rotating shaft 31 includes a first conductor 311 and a first insulator 312, the first conductor 311 and the first insulator 312 are coaxial fan-shaped columnar structures, and the sum of the central angle occupied by the first conductor 311 and the central angle occupied by the first insulator 312 is 360 °; the rotating sleeve 32 comprises a second conductor 321 and a second insulator 322, two ends of the second conductor 321 are connected with two ends of the second insulator 322, and the sum of the central angle occupied by the second conductor 321 and the central angle occupied by the second insulator 322 is 360 degrees; the first conductor 311 is electrically connected to the power supply line 4, and the second conductor 321 is electrically connected to the second electric heating element 21. When the portable foldable warmer is in the first state, the second conductor 321 is connected to the first insulator 312; when the portable foldable warmer is in the second state, the second conductor 321 is connected to the first conductor 311. When the sub-plate 2 rotates to a certain angle, the second conductor 321 is connected with the first conductor 311, the second electric heating element 21 starts to generate heat, the portable foldable warmer is convenient to switch between the first state and the second state, and the portable foldable warmer can meet the requirements of carrying and different warming areas.

According to an embodiment of the present invention, the rotating assembly 3 is externally sleeved with an insulating sleeve (not shown in the figure). The first conductor 311 and the second conductor 321 are prevented from leaking to the outside.

The utility model discloses a theory of operation: when this room heater need be carried, mainboard 1 and the 2 coincide of subplate are convenient for accomodate. When heating is needed, the control power cord 4 is electrically connected with an external power supply, the heater is in a first state, and the first electric heating element 11 starts to generate heat. When a larger heating area is needed, the auxiliary plate 2 rotates relative to the main plate 1, the second electric heating element 21 is electrically connected with the power cord 4, the heater is in a second state, and the first electric heating element 11 and the second electric heating element 21 simultaneously generate heat.

The utility model discloses in the technical scheme of each embodiment can make up, technical feature in the embodiment also can make up and form new technical scheme, the structure that does not mention, can realize the correlation function in the embodiment is prior art.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (4)

1. A portable foldable warmer, characterized in that it has a first state and a second state, and that it comprises: a main plate and a secondary plate connected by a swivel assembly, the swivel assembly comprising a swivel shaft and a swivel sleeve, the swivel sleeve being pivotable about the swivel shaft between the first state and the second state;

a first electric heating element is arranged in the main board, the first electric heating element is connected with a power line, the power line is connected with the rotating shaft, and the other end of the power line is connected with an external power supply;

a second electric heating element is arranged in the auxiliary plate and connected with the rotary sleeve through a lead;

the second electric heating element is connected to the power cord when the portable foldable warmer pivots from the first state to the second state.

2. The portable foldable warmer according to claim 1, wherein the number of the rotating assemblies is two, one of the rotating assemblies is connected with the positive pole of the power line, and the other rotating assembly is connected with the negative pole of the power line.

3. The portable foldable warmer of claim 2, wherein an inner surface of the swivel sleeve conforms to an outer surface of the swivel shaft; the rotating shaft comprises a first conductor and a first insulator, the first conductor and the first insulator are of coaxial fan-shaped columnar structures, and the sum of a central angle occupied by the first conductor and the central angle occupied by the first insulator is 360 degrees; the rotating sleeve comprises a second conductor and a second insulator, two ends of the second conductor are connected with two ends of the second insulator, and the sum of the central angle occupied by the second conductor and the central angle occupied by the second insulator is 360 degrees; the first electric conductor is electrically connected with the power line, and the second electric conductor is electrically connected with the second electric heating element;

when the portable foldable warmer is in a first state, the second conductor is connected with the first insulator; when the portable foldable warmer is in a second state, the second conductor is connected with the first conductor.

4. A portable foldable warmer according to any of claims 1-3, wherein the swivel assembly is sheathed with an insulating sleeve.

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