WO2022217418A1

WO2022217418A1 - Heating module and hot air device comprising same

Info

Publication number: WO2022217418A1
Application number: PCT/CN2021/086544
Authority: WO
Inventors: 李忠宪; 庄文杰; 许俊章; 许诏智
Original assignee: 东翰生技股份有限公司
Priority date: 2021-04-12
Filing date: 2021-04-12
Publication date: 2022-10-20

Abstract

The present invention provides a heating module and a hot air device comprising same. The heating module comprises an assembly seat, an electric heating assembly, and a power supply unit, wherein the assembly seat can be conductive, and a bonding plate group provided in the assembly seat is provided with two bonding plates; the electric heating assembly is provided with an electric heating member and two electric heating clamping parts, the electric heating member can be energized to generate heat, and the two electric heating clamping parts clamp the electric heating member between the two bonding plates; the power supply unit is electrically connected to the assembly seat by means of two conductive wires provided. In the present invention, the two conductive wires of the power supply unit are electrically connected to the assembly seat, so that power supply is stable, the problem that existing heating modules are prone to be open-circuited due to poor connection quality can be solved, and a heating module for stable power supply and a hot air device comprising same are provided.

Description

Heating module and hot air device with heating module

technical field

The invention relates to a heating module, in particular to a heating module with stable power supply and a hot air device with the heating module.

Background technique

When cold currents come, people will use hot air devices to increase the indoor temperature, so as to avoid cold hands and feet or improve peripheral blood circulation. The hot air device usually includes a heating module and a fan. The heating module generates heat energy and dissipates the heat energy into the air. After heating the air, the fan blows the air with the temperature increased to warm the user.

An existing heating module includes a plurality of electric heating elements and a plurality of heat conducting elements. The plurality of electric heating elements can emit thermal energy after being connected to electric wires and energized; each heat conducting element is provided with a joint portion and two radiating fins, and the plurality of heat conducting elements are respectively clamped to the electric heating element by the provided joint portion, and the heat conducting element The heat energy emitted by the electric heating element can be transferred to the air.

However, the existing heating module needs to connect a plurality of electric heating elements to the wires, which is inconvenient to assemble. In addition to causing the problem of time-consuming assembly of the existing heating module, multiple electric heating elements are connected to the electric wires. It is also easy to open circuit due to poor connection quality, so that the heating module cannot output heat energy stably due to unstable power supply.

SUMMARY OF THE INVENTION

In order to solve the problem that the existing heating module needs to connect a plurality of electric heating elements and wires, the assembly is time-consuming and the circuit is easily broken due to poor connection quality. The purpose of the present invention is to provide a heating module and a hot air device having the heating module, wherein the assembly seat of the heating module includes two bonding plates that can conduct electricity and are positioned opposite to each other. In an electric heating element, each heat dissipation element is provided with a plurality of upright radiating fins, so that a heating module and a hot air device with the heating module can be provided which are easy to assemble and can evenly transfer heat energy.

The heating module proposed by the present invention to solve the technical problem includes:

an assembly seat, which can conduct electricity and includes at least one combination plate group; the combination plate group includes two opposite combination plates;

At least one electric heating element, at least one electric heating element is respectively set on at least one combination plate group; the electric heating element includes an electric heating element and two electric heating clips, the electric heating element can be energized to generate heat, and the two electric heating clips clamp the electric heating element two bonding plates made in one of the bonding plate sets; and

A power supply unit is used for providing electric power for the electric heating element of the electric heating element, and the power supply unit includes two conductive wires, and the two conductive wires are electrically connected with the assembly base.

In the heating module, the assembling base includes two bases, and the two coupling plates of the coupling plate group are respectively integrally arranged on the two bases.

The heating module, wherein the electric heating element of the electric heating element is in the shape of a rectangular plate and has opposite ends and a length, and the two electric heating clips of the electric heating element are respectively clamped between the two ends of the electric heating element Correspondingly one of the two combining plates of the combining plate group.

The heating module, wherein the heating module includes a temperature sensor, and the temperature sensor is electrically connected with one of the conductive wires.

The heating module, wherein the heating module includes at least one heat dissipation component, and the at least one heat dissipation component is respectively arranged on the at least one electric heating component; The heat dissipation element is abutted against a corresponding electric heating element of the electric heating element, and the heat dissipation element includes a plurality of upright and spaced heat dissipation fins.

In the heat-generating module, the heat-dissipating component includes two heat-dissipating clips, and the two heat-dissipating clips of the heat-dissipating component clip the heat-dissipating component of the heat-dissipating component to a corresponding electric-heating component of the electric-heating component.

The heating module, wherein the assembly seat includes a plurality of combination plate groups, and the plurality of combination plate groups are arranged at intervals and corresponding to the plurality of combination plate groups are provided with a plurality of electric heating components; and corresponding to the plurality of combination plate groups are provided with Multiple cooling components.

The hot air device proposed by the present invention to solve the technical problem includes:

A heating module, the heating module includes:

an assembly seat, which includes at least one combination plate group; the combination plate group includes two conductive plates that are opposite to each other;

At least one electric heating element, at least one electric heating element is respectively set on at least one combination plate group; the electric heating element includes an electric heating element and two electric heating clips, the electric heating element can be energized to generate heat, and the two electric heating clips clamp the electric heating element Two binding plates made in one of the binding plate groups;

At least one heat dissipation component, and at least one heat dissipation component is respectively disposed on at least one electric heating component; and the heat dissipation member includes a plurality of heat dissipation fins that are upright and spaced apart; and

a power supply unit, the power supply unit is used to provide electric power for the electric heating elements of the electric heating components, and the power supply unit includes two conductive wires, and the two conductive wires are electrically connected to the assembly base; and

a fan, which is arranged at intervals from the heating module.

In the hot air device, the heating module includes a temperature sensor, and the temperature sensor is electrically connected with one of the conductive wires.

Through the above technical features, the assembly seat of the present invention can conduct electricity, and can directly fix the two conductive wires of the power supply unit to the assembly seat and electrically connect the assembly seat. The present invention is relatively stable in power supply, and can avoid the occurrence of disconnection. Furthermore, each heat sink of the present invention corresponds to an electric heating element, and each heat dissipation element is provided with a plurality of upright heat dissipation fins; In terms of components, the present invention arranges a heat sink with a plurality of upright heat dissipation fins on a corresponding electric heating component, which can avoid the inconvenience of installing a plurality of heat-conducting components, and also prevent the assembly quality from affecting the performance of the present invention. heat energy transfer.

Description of drawings

The following drawings are only intended to illustrate and explain the present invention schematically, and do not limit the scope of the present invention. in:

FIG. 1 is a schematic view of the appearance of the hot air device of the present invention.

FIG. 2 is an exploded view of the components of the first preferred embodiment of the heating module of the present invention.

3 is a schematic cross-sectional view of the first preferred embodiment of the heating module of the present invention.

FIG. 4 is a partial appearance schematic view of the second preferred embodiment of the heating module of the present invention.

FIG. 5 is a schematic plan view of a conventional heating module.

Detailed ways

In order to be able to understand the technical features and practical effects of the present invention in detail, and to realize according to the content of the description, the preferred embodiments shown in the accompanying drawings are now described in detail as follows:

The present invention provides a heating module and a hot air device having the heating module. As shown in FIG. 1 , the hot air device includes a heating module 100 and a fan 200 arranged behind the heating module 100 at intervals.

The first preferred embodiment of the heating module 100 is shown in FIG. 1 to FIG. 3 . The heating module 100 includes an assembly base 10 , five electric heating components 20 , five cooling components 30 , a power supply unit 40 and a housing 50.

Wherein, as shown in FIG. 1 to FIG. 3 , the assembly base 10 includes two base bodies 11 and five combination plate groups 12 ; the five combination plate groups 12 are arranged at intervals, and each combination plate group 12 includes conductive and The two oppositely positioned coupling plates (the coupling plate 121A and the coupling plate 121B), and the coupling plate 121A and the coupling plate 121B of each coupling plate group 12 are respectively disposed on the two bases 11 . In the present invention, one of the base body 11 and one of the coupling plates 121A of each coupling plate set 12 are integrally made of conductive material, and the other one of the base body 11 and the other coupling plate of each coupling plate set 12 121B is integrally made of conductive material. That is, as shown in FIG. 2 , the five coupling plates 121A of the coupling plate group 12 are vertically spaced from top to bottom, and the five coupling plates 121A are integrally formed in one of the base body 11 ; and the five coupling plates The other five coupling plates 121B of the group 12 are vertically spaced from top to bottom, and the five coupling plates 121B are integrally formed with the other base body 11 .

As shown in FIG. 1 to FIG. 3 , the five electric heating elements 20 are respectively disposed on the five coupling plate sets 12 , and each electric heating element 20 includes an electric heating element 21 and two electric heating clips 22 . The electric heating element 21 can be energized to generate heat, and the electric heating element 21 is clamped by the two electric heating clamping elements 22 on one of the

coupling plates

121A and 121B of the coupling plate group 12 . In the present invention, the electric heating elements 21 of each electric heating element 20 are made of ceramic printed resistor paste, and each electric heating element 21 is in the shape of a rectangular plate and has opposite ends; in application, each electric heating element 21 can be set to other shapes. The plate body, or even a tungsten wire, the present invention does not limit the type of each electric heating element 21, as long as each electric heating element 21 can generate heat after being powered on, it is the object of the present invention.

As shown in FIG. 2 and FIG. 3 , the two electric heating clips 22 of each electric heating element 20 are respectively clamped to the two ends of the electric heating element 21 of the electric heating element 20 to a corresponding one of the bonding plates 121A, The coupling plate 121B is connected, and the electric heating element 21 of the electric heating element 20 is electrically connected to the coupling plate 121A, the coupling plate 121B and the two bases 11 . In the present invention, the electric heating clip 22 of each electric heating element 20 is formed by bending a metal sheet, and can be deformed by the elasticity of the metal material, and the electric heating element 21 of the electric heating element 20 is clamped to a corresponding one. The coupling plate 121A and the coupling plate 121B of the coupling plate group 12 .

As shown in FIG. 2 and FIG. 3 , the five electrothermal components 20 are respectively disposed on the five combination plate sets 12 of the assembly base 10 , and the five electrothermal components 20 are electrically connected to the five combination plate sets 12 and the two base bodies 11 . link.

As shown in FIG. 1 to FIG. 3 , the five heat dissipation components 30 are respectively disposed on the five electric heating components 20 , and each heat dissipation component 30 includes a heat dissipation member 31 and two heat dissipation clips 32 . The heat sink 31 is a single component integrally formed with a thermally conductive material. The heat sink 31 is abutted against the electric heating element 21 of one of the electric heating components 20 and includes a plurality of upright and spaced heat dissipation fins 312 . As shown in FIG. 2 and FIG. 3 , in the present invention, the heat dissipation member 31 of each heat dissipation component 30 includes a base plate 311 , the base plate 311 is rectangular in shape, has a length shorter than that of each electric heating member 21 , and has opposite ends; The plurality of heat dissipation fins 312 of the heat dissipation member 31 are integrally formed on the substrate 311 and are parallel to each other. In application, the plurality of heat dissipation fins 312 of the heat dissipation member 31 can also be arranged in other shapes such as a plurality of cylinders, as long as the The plurality of heat dissipation fins 312 can be in contact with the air to dissipate heat. The present invention does not limit the type of each heat dissipation fin 312 and the arrangement of the plurality of heat dissipation fins 312 .

As shown in FIGS. 2 and 3 , in the present invention, the heat-dissipating clips 32 of each heat-dissipating component 30 are also formed by bending a metal sheet, which can also be deformed by the elasticity of the metal material, and the heat-dissipating components 30 can be deformed by The heat sink 31 is clamped to a corresponding one of the electric heating elements 21 of the electric heating element 20 . The two heat-dissipating clips 32 of each heat-dissipating element 30 are clamped to the two ends of the base plate 311 of the heat-dissipating element 31 of the heat-dissipating element 30 to a corresponding one of the electric heating elements 21 of the electric heating element 20 .

As shown in FIG. 2 , the power supply unit 40 is used to provide electric power to the electric heating elements 21 of each electric heating element 20 to make the electric heating elements 21 of each electric heating element 20 generate heat, and the power supply unit 40 includes two conductive wires 41 . The two conductive wires 41 are respectively fixed to the two bases 11 , and the two conductive wires 41 are electrically connected to the two bases 11 and the

coupling plates

121A and 121B of each coupling plate group 12 .

As shown in FIG. 1 and FIG. 2 , the casing 50 covers the assembly base 10 , the electric heating element 20 , the heat dissipation element 30 and the power supply unit 40 .

When the power supply unit 40 conducts the current to the two base bodies 11 of the assembly base 10 and the

assembly plates

121A and 121B of the assembly base 12 through the two conductive wires 41 , the assembly base 10 is made of conductive material. The base body 11 and the coupling plate 121A and the coupling plate 121B can conduct current to the electric heating elements 21 of each electric heating element 20 . After the electric heating element 21 of each electric heating element 20 is energized, it starts to generate heat, and the heat energy generated by the electric heating element 21 of each electric heating element 20 is conducted to the heat dissipation element 31 attached to the electric heating element 21 . The provided heat dissipation fins 312 transmit thermal energy to the air, and the fan 200 located behind the heating module 100 operates and blows out the air after absorbing the thermal energy.

In the first preferred embodiment of the present invention, the assembly base 10 is provided with five combination plate groups 12 , and the number of the combination plate groups 12 corresponding to the assembly base 10 is provided with five of the electric heating components 20 and five of the heat dissipation components 30. In application, the present invention does not limit the number of the electric heating element 20, the heat dissipating element 30, and the bonding plate group 12 of the assembling base 10; as long as the heating module 100 can generate heat energy and transfer the heat energy to In the air, the assembly base 10 can also be provided with at least one combination plate set 12 , and the heating module 100 can also be provided with at least one electric heating element 20 and at least one heat dissipation element 30 correspondingly.

Compared with the existing heating module in which a plurality of heat-conducting components are installed on each electric heating component, the five heat-dissipating components 30 of the heating module 100 of the present invention are respectively arranged on the five electric heating components 20 of the heating module 100, And each heat dissipation member 31 is provided with a plurality of heat dissipation fins 312 . Compared with the existing heating module, a plurality of heat-conducting members need to be clamped to the electric heating member, which is inconvenient for assembly; the present invention has the advantages of convenient assembly and uniform transfer of heat energy.

Furthermore, the combination plate 121A, the combination plate 121B and the two bases 11 of each combination plate group 12 of the heating module 100 of the present invention are all made of conductive materials, and the combination plate 121A and the combination plate of each combination plate group 12 are made of conductive materials. 121B are integrally provided on the two bases 11, respectively, so that the present invention can directly fix the two conductive wires 41 of the power supply unit 40 to the two bases 11 of the assembly base 10, the two bases 11 and the combination plates. The coupling plate 121A and the coupling plate 121B of the group 12 are electrically connected, so that the present invention is more stable in power supply, and can avoid the occurrence of an open circuit. In addition, each electric heating element 20 clamps the electric heating element 21 of the electric heating element 20 to the corresponding bonding plate 121A and the bonding plate 121B of the bonding plate group 12 with the two electric heating clamping elements 22 provided. The electric heating element 21 of each electric heating element 20 is firmly combined with the conductive coupling plate 121A and the coupling plate 121B, which can further improve the stability of the power supply of the present invention.

Finally, in the present invention, each heat dissipating element 30 is clamped by two heat dissipating clips 32 to clamp the heat dissipating element 31 of the heat dissipating element 30 to a corresponding electric heating element 21 of the electric heating element 20, so that the heat dissipation can be achieved. The heating element 31 is firmly combined with the electric heating element 21; in application, the present invention does not limit the combination type of each radiating element 31 and the corresponding electric heating element 21, and can also be bolted or smeared with heat dissipation paste. Combine.

As shown in FIG. 4 , the second preferred embodiment of the heating module 100 is shown in FIG. 4 . The second preferred embodiment of the present invention is similar to the first preferred embodiment, and the second preferred embodiment also includes a The assembly base 10 , a plurality of the electric heating components 20 and a plurality of the heat dissipation components 30 are assembled. The difference between the second preferred embodiment and the first preferred embodiment is that in the second preferred embodiment, the two seat bodies 11 of the assembly seat 10 are both annular and the two seat bodies 11 are concentric The assembly base 10 also includes a plurality of the combination plate groups 12 , and the combination plate 121A and the combination plate 121B of each combination plate group 12 are respectively disposed on the two base bodies 11 in opposite positions. The present invention does not limit the type of the assembly base 10 or the base bodies 11 , as long as the combination plate group 12 of the assembly base 10 is provided with conductive and

corresponding connection plates

121A and 121B capable of supplying electric heat The installation and electrical connection of the electric heating element 21 of the assembly 20 are the objects to be protected by the present invention.

As shown in FIG. 5 , a conventional heating module 90 includes a plurality of electric heating elements 91 and a temperature sensing unit 92 arranged in parallel. Wherein, the temperature sensing unit 92 is disposed between two adjacent electric heating elements 91 to sense the temperature, and determine whether the heating module 90 operates normally. However, the temperature sensing unit 92 disposed between the two adjacent electric heating elements 91 can only sense the temperature emitted by the two adjacent electric heating elements 91, but cannot sense the total temperature emitted by the plurality of electric heating elements 91. There is also no way to judge whether the heating module 90 is operating normally through the total temperature emitted by the plurality of electric heating elements 91 . It can be seen that the existing heating module 90 still needs to be improved in design.

As shown in FIG. 2 , the heating module of the present invention can also be electrically connected to a control unit, and a temperature sensor 60 can be further added. The temperature sensor 60 is electrically connected to one of the conductive wires 41 therein. The temperature sensor 60 can measure the temperature of the assembly seat 10 and the five electric heating components 20 to determine whether the heating module of the present invention operates normally. Once the measured temperature exceeds the set range, it can determine the abnormal heating, and then Further safety measures are taken by the control unit accordingly.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention in any form. Any person of ordinary skill in the technical field, if not departing from the scope of the technical solutions proposed by the present invention, utilizes the present invention Equivalent embodiments with partial changes or modifications made to the disclosed technical content, which do not depart from the technical solution content of the present invention, are still within the scope of the technical solution of the present invention.

Claims

A heating module, characterized in that the heating module comprises:

an assembly seat, which can conduct electricity and includes at least one combination plate group; the combination plate group includes two opposite combination plates;

At least one electric heating element, at least one of the electric heating elements is respectively arranged on at least one of the combination plate sets; the electric heating element includes an electric heating element and two electric heating clips, the electric heating element can be energized to generate heat, and the two electric heating elements The clamping part clamps the electric heating element to the two coupling plates of one of the coupling plate groups; and

A power supply unit is used for supplying electric power to the electric heating element of the electric heating element, and the power supply unit includes two conductive wires, and the two conductive wires are electrically connected to the assembly base.
The heating module according to claim 1, wherein the assembly seat comprises two seat bodies, and the two coupling plates of the coupling plate group are respectively integrally provided on the two seat bodies.
The heating module according to claim 2, wherein the electric heating element of the electric heating element is in the shape of a rectangular plate and has opposite ends and a length, and the two electric heating elements of the electric heating element are sandwiched together. The two ends of the electric heating element of the electric heating assembly are respectively clamped to the two coupling plates of the corresponding one of the coupling plate groups.
The heating module according to claim 3, wherein the heating module comprises a temperature sensor, and the temperature sensor is electrically connected to one of the conductive wires.
The heating module according to claim 1, wherein the heating module comprises a temperature sensor, and the temperature sensor is electrically connected with one of the conductive wires.
The heat-generating module according to any one of claims 1 to 5, wherein the heat-generating module comprises at least one heat-dissipating component, and at least one of the heat-dissipating components is respectively disposed on at least one of the electric heating components; The heat dissipation assembly includes a heat dissipation member, the heat dissipation member is an integrally formed single member, the heat dissipation member is abutted against the electric heating member disposed on a corresponding electric heating assembly, and the heat dissipation member includes an upright member. and a plurality of heat dissipation fins arranged at intervals.
The heat-generating module according to claim 6, wherein the heat-dissipating component includes two heat-dissipating clips, and the two heat-dissipating clips of the heat-dissipating component clamp the heat-dissipating components of the heat-dissipating component. The electric heating element is made on a corresponding one of the electric heating components.
The heating module according to claim 7, wherein the assembly base includes a plurality of combination plate groups, and the plurality of the combination plate groups are arranged at intervals; corresponding to the plurality of the combination plate groups, there are a plurality of the electrothermal components; and a plurality of the heat dissipation components are arranged corresponding to the plurality of the combination plate sets.
A hot air device, characterized in that the hot air device comprises:

A heating module, the heating module includes:

an assembly seat, which includes at least one combination plate group; the combination plate group includes two conductive plates that are opposite to each other;

At least one electric heating element, at least one of the electric heating elements is respectively arranged on at least one of the combination plate sets; the electric heating element includes an electric heating element and two electric heating clips, the electric heating element can be energized to generate heat, and the two electric heating elements The clamping part clamps the electric heating element to the two coupling plates of one of the coupling plate groups;

At least one heat dissipation component, at least one of the heat dissipation components is respectively arranged on at least one of the electric heating components; the heat dissipation component includes a heat dissipation part, the heat dissipation part is a single component formed in one piece, and the heat dissipation part is abutted on the opposite side. a corresponding electric heating element of the electric heating assembly, and the heat dissipation element includes a plurality of upright and spaced heat dissipation fins; and

a power supply unit, the power supply unit is used for supplying the electric power of the electric heating element of the electric heating element, and the power supply unit includes two conductive wires, and the two conductive wires are electrically connected to the assembly base; and

a fan, the fan and the heating module are arranged at intervals.
The hot air device according to claim 9, wherein the heating module includes a temperature sensor, and the temperature sensor is electrically connected to one of the conductive wires.