CN212618603U - Heat supply assembly, heat supply module and warm air blower - Google Patents

Abstract

The utility model provides a heat supply assembly, a heat supply module and a heater unit, wherein the heat supply assembly comprises a heat conducting plate, an electric heating unit and a heat radiating part, wherein the heat conducting plate is provided with an accommodating part; the electric heating units are arranged in the accommodating part, and the single electric heating units are fully distributed in the whole accommodating part; the heat dissipation part is arranged in the accommodating part and exchanges heat with the electric heating unit so as to transmit heat generated by the electric heating unit to a preset environment. The utility model provides an electric heating unit among the heating assembly of electric fan heater among the prior art adopt the pottery piece that generates heat usually, has increased the problem of the assembly degree of difficulty of heating assembly.

Description

Heat supply assembly, heat supply module and warm air blower

Technical Field

The utility model relates to a fan heater equipment technical field particularly, relates to a heat supply subassembly, heat supply module and fan heater.

Background

Among the prior art, heating element among the heat supply assembly of electric fan heater adopts the pottery piece that generates heat usually, because the material of pottery piece that generates heat is breakable, process into shorter slice with the pottery piece that generates heat usually, when heat supply assembly's radiating part is longer, can only be connected the multi-disc pottery piece that generates heat with the length direction of radiating part in proper order with the radiating part, just can realize the heating purpose of electric fan heater, like this, has increased the assembly degree of difficulty of heat supply assembly.

SUMMERY OF THE UTILITY MODEL

A primary object of the utility model is to provide a heat supply subassembly, heat supply module and air heater to solve the electric heating unit among the heat supply subassembly of the electric fan heater among the prior art and adopt the pottery piece that generates heat usually, increased the problem of the assembly degree of difficulty of heat supply subassembly.

In order to achieve the above object, according to one aspect of the present invention, there is provided a heat supply assembly including a heat conductive plate, an electric heating unit, and a heat radiating portion, wherein the heat conductive plate has an accommodating portion; the electric heating units are arranged in the accommodating part, and the single electric heating units are fully distributed in the whole accommodating part; the heat dissipation part is arranged in the accommodating part and exchanges heat with the electric heating unit so as to transmit heat generated by the electric heating unit to a preset environment.

Further, the heat-conducting plate is a plurality of, forms the portion of holding between two adjacent heat-conducting plates, and the portion of holding includes the installation cavity, and the installation cavity extends the setting along the length direction of heat-conducting plate, and single electrical heating unit is covered with in whole installation cavity, and the radiating part sets up in the installation cavity.

Furthermore, the installation cavity is a plurality of, and a plurality of installation cavities set up at interval, are provided with an electric heating unit in each installation cavity.

Further, the electric heating unit includes an electric heating pipe or an electric heating wire.

Furthermore, the electric heating unit comprises a plurality of electric heating pipes and electric heating wires, at least one of the plurality of installation cavities is provided with the electric heating pipe, and at least one of the rest installation cavities is provided with the electric heating wire.

Furthermore, the electric heating unit comprises an electric heating pipe, the electric heating pipe is arranged in the installation cavity along the length direction of the installation cavity, the heat dissipation part comprises a heat dissipation aluminum sheet, the heat dissipation aluminum sheet extends along the length direction of the installation cavity and is connected with the surface of the electric heating pipe, the distance from the end parts of the two ends of the heat dissipation aluminum sheet to the plane where the groove wall of the installation cavity is located is respectively smaller than the distance from the end parts of the two ends of the electric heating pipe to the plane where the groove wall is located, and/or the electric heating unit comprises an electric heating wire, the electric heating wire is arranged in the mounting cavity along the length direction of the mounting cavity, the heat dissipation part comprises a heat dissipation aluminum sheet, the heat dissipation aluminum sheet extends along the length direction of the mounting cavity and is connected with the surface of the electric heating wire, and the distances from the end parts at the two ends of the heat dissipation aluminum sheet to the plane where the groove wall of the mounting cavity is located are respectively smaller than the distances from the end parts at the two ends of the electric heating wire to the plane where the groove wall is located.

Furthermore, the electric heating unit also comprises an electric heating pipe, and the difference between the distance from one end of the radiating aluminum sheet to the plane where the groove wall of the mounting cavity is located and the distance from the end of one end of the electric heating pipe to the plane where the groove wall is located is L1, wherein L1 is more than 0 and less than or equal to 2 mm.

Furthermore, the electric heating unit also comprises an electric heating wire, and the difference between the distance from one end of the heat-radiating aluminum sheet to the plane where the groove wall of the mounting cavity is located and the distance from the end of one end of the electric heating wire to the plane where the groove wall is located is L2, wherein L2 is more than 0 and less than or equal to 2 mm.

Furthermore, the heat dissipation parts are multiple groups, a group of heat dissipation parts are arranged in each mounting cavity, and each group of heat dissipation parts at least comprises two heat dissipation aluminum sheets.

Further, the electric heating unit comprises an electric heating pipe, and the cross section of the electric heating pipe is of a square structure.

Furthermore, each electric heating unit is provided with a plug end, and the plug end is used for being connected with an external power supply.

According to the utility model discloses an on the other hand provides a heat supply module, and the heat supply module includes foretell heat supply subassembly and casing, and the casing has the installation cavity, and the heat supply subassembly sets up in the installation cavity.

Further, the shell comprises a bottom plate and a surrounding structure, wherein the bottom plate is provided with a heat dissipation channel; enclose the peripheral side of establishing at heat dissipation channel, enclose the fender structure and enclose into the installation cavity.

Further, the hole wall surface of the heat dissipation channel is provided with a first limiting convex rib along the width direction of the installation cavity, and/or the length direction of the installation cavity is convexly provided with a first limiting convex rib, and the heat supply assembly is lapped on the first limiting convex rib.

Furthermore, enclose and keep off the protruding rib that is provided with the spacing protruding muscle of second on the internal face towards the installation cavity of structure, the spacing protruding rib of second and heat supply assembly looks butt.

Further, the heat supply assembly further comprises a limiting block, the limiting block is connected with the bottom plate, a limiting hole is formed in the limiting block, a limiting protrusion is arranged on the surface of the bottom plate, facing one side of the installation cavity, and the limiting protrusion extends into the limiting hole.

Further, still seted up the mounting hole on the stopper, mounting hole and spacing hole interval set up, the orientation installation cavity one side of bottom plate be provided with the erection column on the surface, the erection column sets up with the mounting hole relatively, and the mounting column and the mounting hole relative have seted up the locating hole on the surface, the heat supply subassembly still includes the fastener, the fastener passes and stretches into in the locating hole behind the mounting hole to connect stopper and bottom plate.

According to the utility model discloses a further aspect provides a fan heater, including foretell heat supply module.

By applying the technical scheme of the utility model, the electric heating units are used as heating elements of the heat supply assembly, and the single electric heating units can be distributed in the accommodating part of the whole heat conducting plate, so that the installation convenience of the electric heating units is ensured; in addition, the contact area between the single electric heating unit and the radiating part is greatly increased, and the radiating part in the accommodating part can be fully subjected to heat exchange with the electric heating unit, so that heat generated by the electric heating unit is transmitted to a preset environment, and comfortable warm air is provided for a user.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic partial structural view of a heat supply module of a fan heater according to an alternative embodiment of the present invention;

figure 2 shows a schematic view of the heating module of figure 1 from a bottom perspective;

fig. 3 shows a schematic view of a part of the construction of the heating assembly of fig. 1.

Wherein the figures include the following reference numerals:

10. a heat conducting plate; 11. a first mounting cavity; 20. an electrical heating unit; 21. a plug end; 30. a heat dissipating section; 431. a second limit convex rib; 40. a housing; 41. a second mounting cavity; 42. a base plate; 421. a heat dissipation channel; 422. a limiting bulge; 4211. a first limit convex rib; 43. a fence structure; 50. a limiting block; 51. a limiting hole; 52. and (7) installing holes.

Detailed Description

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. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In order to solve the electric heating unit among the heating subassembly of electric fan heater among the prior art and adopt the pottery piece that generates heat usually, increased the problem of the assembly degree of difficulty of heating subassembly, the utility model provides a heating subassembly, heat supply module and warm braw machine, wherein, the heat supply module includes above-mentioned and following heating subassembly, and the electric fan heater includes above-mentioned and following heating module.

As shown in fig. 1, the heating module further includes a housing 40, the housing 40 has a second mounting cavity 41, and the heating assembly is disposed in the second mounting cavity 41. Thus, the regularity of the heat supply module is ensured, and the burn of the user caused by contacting the electric heating unit 20 or the heat dissipation aluminum sheet can be avoided.

As shown in fig. 1, the housing 40 includes a bottom plate 42 and a surrounding structure 43, wherein the bottom plate 42 is provided with a heat dissipation channel 421; the enclosing structure 43 is enclosed on the outer periphery side of the heat dissipating channel 421, and the enclosing structure 43 encloses the second mounting cavity 41. In this way, the enclosure structure 43 serves as a protection for the heating assembly; in addition, a fan is installed at one side of the heat dissipation channel 421, and heat generated by the electric heating unit 20 in the heat supply assembly is blown to a preset environment through the fan, so that the heat supply reliability of the fan heater is ensured.

As shown in fig. 2, a first limiting rib 4211 is provided on the wall surface of the hole of the heat dissipation channel 421 along the width direction of the second mounting cavity 41, and/or a first limiting rib 4211 is provided on the wall surface of the hole of the second mounting cavity 41 in a protruding manner in the length direction, and the heat conduction plate 10 is lapped on the first limiting rib 4211. In this way, the first limit ribs 4211 play a role in supporting the heat supply assembly, and ensure the installation stability of the heat supply assembly.

As shown in fig. 1, a second limiting rib 431 is convexly disposed on an inner wall surface of the surrounding structure 43 facing the second mounting cavity 41, and the second limiting rib 431 is abutted to the heat supply assembly. In this way, the second limiting convex rib 431 limits and installs the heat supply assembly in the second installation cavity 41, and the installation reliability of the heat supply assembly is ensured.

As shown in fig. 1, the heat supply assembly further includes a limiting block 50, the limiting block 50 is connected to the bottom plate 42, a limiting hole 51 is formed in the limiting block 50, a limiting protrusion 422 is disposed on the surface of the bottom plate 42 facing the second mounting cavity 41, and the limiting protrusion 422 extends into the limiting hole 51. Like this, stopper 50 plays the limiting displacement to the heat supply subassembly, avoids the heat supply subassembly to have relative motion between the length direction of casing 40 and casing 40 to guarantee the installation reliability of heat supply subassembly.

As shown in fig. 1, a mounting hole 52 is further formed in the limiting block 50, the mounting hole 52 and the limiting hole 51 are arranged at an interval, a mounting column is arranged on the surface of the bottom plate 42 facing one side of the second mounting cavity 41, the mounting column is arranged opposite to the mounting hole 52, a positioning hole is formed in the surface of the mounting column opposite to the mounting hole 52, the heat supply assembly further comprises a fastening member, and the fastening member penetrates through the mounting hole 52 and then extends into the positioning hole to connect the limiting block 50 and the bottom plate 42. Like this, ensure the reliability of being connected of stopper 50 and casing 40 to guarantee that stopper 50 plays the spacing reliability of heat supply assembly.

As shown in fig. 3, the heat supply assembly includes a heat conductive plate 10, an electric heating unit 20, and a heat radiating part 30, wherein the heat conductive plate 10 has a receiving part; the electric heating units 20 are arranged in the accommodating part, and the single electric heating units 20 are distributed in the whole accommodating part; the heat dissipating part 30 is disposed in the accommodating part, and the heat dissipating part 30 exchanges heat with the electric heating unit 20 to transfer heat generated by the electric heating unit 20 to a predetermined environment.

The electric heating unit 20 is used as a heating element of the heating assembly, and the single electric heating unit 20 can be distributed in the accommodating part of the whole heat conducting plate 10, so that the installation convenience of the electric heating unit 20 is ensured; in addition, the contact area between the single electric heating unit 20 and the heat dissipation part 30 is greatly increased, and the heat dissipation part 30 in the accommodating part is ensured to be capable of performing sufficient heat exchange with the electric heating unit 20, so that the heat generated by the electric heating unit 20 is transferred to a preset environment to provide comfortable warm air for a user.

As shown in fig. 3, the heat-conducting plates 10 are multiple, a containing part is formed between two adjacent heat-conducting plates 10, the containing part includes a first mounting cavity 11, the first mounting cavity 11 extends along the length direction of the heat-conducting plates 10, a single electric heating unit 20 is fully distributed in the whole first mounting cavity 11, and the heat-dissipating part 30 is arranged in the first mounting cavity 11. In this way, the regularity of the heating assembly is ensured while ensuring the reliability of the installation of the electric heating unit 20 and the heat radiating portion 30.

In the present application, the first mounting chamber 11 is provided in plurality, the plurality of first mounting chambers 11 are provided at intervals, and one electric heating unit 20 is provided in each first mounting chamber 11. In this way, the warm air blower can provide warm air with the required temperature for the user through the heat supply assembly.

As shown in fig. 3, there are two first mounting cavities 11, two first mounting cavities 11 are arranged at intervals, and one electric heating unit 20 is arranged in each first mounting cavity 11. Therefore, the warm air blower can meet the requirements of users, meanwhile, the structure of the heat supply assembly is simplified, and the situation that the whole volume of the warm air blower is overlarge and occupies a large space is avoided.

It should be noted that, in the present application, the electric heating unit 20 includes an electric heating tube or an electric heating wire. Thus, when the electric heating unit 20 is ensured to generate the preset heat, the manufacturing material price of the electric heating tube and the electric heating wire is low, so that the processing and manufacturing cost of the electric heating unit 20 is reduced, and the economy of the fan heater is improved.

Specifically, when electric heating unit 20 includes electric heating pipe, electric heating pipe sets up in first installation cavity 11 along the length direction of first installation cavity 11, and heat dissipation portion 30 includes the heat dissipation aluminum sheet, and the heat dissipation aluminum sheet extends the setting and is connected with electric heating pipe's surface along the length direction of first installation cavity 11, and the tip at the both ends of heat dissipation aluminum sheet is less than the tip at the both ends of electric heating pipe respectively to the planar distance at cell wall place of first installation cavity 11. Like this, ensure that the length of heat dissipation aluminum sheet can be longer than electric heating pipe's length to guarantee that the heat dissipation aluminum sheet can convey the heat that electric heating pipe produced to predetermineeing the environment as far as possible, ensure the heat supply reliability of heat supply subassembly.

When the electric heating unit 20 includes the electric heating wire, the electric heating wire sets up in first installation cavity 11 along the length direction of first installation cavity 11, and the heat dissipation part 30 is including the heat dissipation aluminum sheet, and the heat dissipation aluminum sheet extends the setting and is connected with the surface of electric heating wire along the length direction of first installation cavity 11, and the tip at the both ends of heat dissipation aluminum sheet to the planar distance at the cell wall place of first installation cavity 11 is less than the tip at the both ends of electric heating wire to the planar distance at cell wall place respectively. Like this, ensure that the length of heat dissipation aluminum sheet can be longer than the length of electric heating wire to guarantee that the heat dissipation aluminum sheet can convey the heat that electric heating wire produced to predetermineeing the environment as far as possible, ensure the heat supply reliability of heat supply subassembly.

It should be noted that, in an embodiment of the present application, which is not shown in the drawings, the electric heating unit 20 includes a plurality of electric heating pipes and electric heating wires, at least one of the first installation cavities 11 is provided with the electric heating pipe, and at least one of the remaining first installation cavities 11 is provided with the electric heating wire. Like this, guaranteeing that electric heating unit 20 can produce under the prerequisite of predetermineeing the heat, can choosing through the price of comparing electric heating pipe and electric heating wire, be convenient for will install a plurality of electric heating pipes or a plurality of electric heating wire that the price is comparatively cheap as far as possible in the first installation cavity 11, install a small amount of electric heating pipe or a plurality of electric heating wire that the price is slightly expensive in remaining first installation cavity 11, greatly reduced heat supply assembly's manufacturing cost.

In the above embodiment, which is not shown in the drawings, the electric heating unit 20 includes an electric heating tube and an electric heating wire, wherein the electric heating tube is disposed in the first mounting cavity 11 along the length direction of the first mounting cavity 11, the heat dissipation portion 30 includes a heat dissipation aluminum sheet, the heat dissipation aluminum sheet extends along the length direction of the first mounting cavity 11 and is connected to the surface of the electric heating tube, and the distances from the ends of the heat dissipation aluminum sheet to the plane where the groove wall of the first mounting cavity 11 is located are respectively smaller than the distances from the ends of the two ends of the electric heating tube to the plane where the groove wall is located; electric heating wire sets up in first installation cavity 11 along the length direction of first installation cavity 11, and heat dissipation portion 30 is including the heat dissipation aluminum sheet, and the heat dissipation aluminum sheet extends the setting and is connected with electric heating wire's surface along the length direction of first installation cavity 11, and the tip at the both ends of heat dissipation aluminum sheet to the planar distance at the cell wall place of first installation cavity 11 is less than the tip at the both ends of electric heating wire to the planar distance at cell wall place respectively. Like this, ensure that the length of heat dissipation aluminum sheet can both be longer than electric heating pipe's length, also be longer than electric heating wire's length simultaneously to guarantee that the heat dissipation aluminum sheet can convey the heat that electric heating pipe and electric heating wire produced to predetermineeing the environment as far as possible, ensure the heat supply reliability of heat supply subassembly.

It should be noted that, in the present application, the electric heating unit 20 further includes an electric heating tube, and a difference between a distance from one end of the heat-dissipating aluminum sheet to a plane where a groove wall of the first mounting cavity 11 is located and a distance from an end of one end of the electric heating tube to the plane where the groove wall is located is L1, where L1 is greater than 0 and less than or equal to 2 mm. In this way, by optimizing the difference between the distance from one end of the heat-dissipating aluminum sheet to the plane where the groove wall of the first mounting cavity 11 is located and the distance from the end of one end of the electric heating tube to the plane where the groove wall is located as L1, it is ensured that the heat-dissipating aluminum sheet and the electric heating tube can be sufficiently heat-exchanged, so that the heat generated by the electric heating tube is transferred to the preset environment as much as possible.

Specifically, the L1 is a distance between an end of one end of the electric heating tube and a plane where a groove wall is located, and a distance between one end of the heat dissipation aluminum sheet corresponding to the same end and the plane where the groove wall of the first mounting cavity 11 is located is subtracted. As shown in fig. 3, the heat dissipating portion 30 is a heat dissipating aluminum sheet, a distance between the left end of the electric heating tube and the wall of the left end of the first mounting cavity 11 is greater than a distance between the left end of the heat dissipating aluminum sheet and the wall of the left end of the first mounting cavity 11, and a distance between the right end of the electric heating tube and the wall of the right end of the first mounting cavity 11 is greater than a distance between the right end of the heat dissipating aluminum sheet and the wall of the right end of the first mounting cavity 11, that is, two ends of the electric heating tube are located inside the heat dissipating aluminum sheet (where the inserting end 21 is for connecting a power supply and does not belong to a heat generating portion of the electric.

The electric heating unit 20 further comprises an electric heating wire, and the difference between the distance from one end of the heat-dissipating aluminum sheet to the plane where the groove wall of the first mounting cavity 11 is located and the distance from the end of one end of the electric heating wire to the plane where the groove wall is located is L2, wherein L2 is greater than 0 and less than or equal to 2 mm. In this way, by optimizing that the difference between the distance from one end of the aluminum heat dissipation sheet to the plane where the groove wall of the first mounting cavity 11 is located and the distance from the end of one end of the electric heating wire to the plane where the groove wall is located is L2, it is ensured that the aluminum heat dissipation sheet and the electric heating wire can perform sufficient heat exchange, so that the heat generated by the electric heating wire is transmitted to the preset environment as much as possible.

Specifically, the L2 is a distance between an end of one end of the electric heating wire and a plane where the groove wall is located, and a distance between one end of the heat dissipation aluminum sheet corresponding to the same end and the plane where the groove wall of the first mounting cavity 11 is located is subtracted.

In the present application, the heat dissipation portions 30 are provided in plural sets, a set of heat dissipation portions 30 is provided in each first mounting cavity 11, and each set of heat dissipation portions 30 includes at least two heat dissipation aluminum sheets. In this way, the connection points between the heat dissipation part 30 and the electric heating unit 20 are increased, and the heat dissipation part 30 can timely transmit the heat generated by the electric heating unit 20 to the preset environment.

As shown in fig. 3, the electric heating unit 20 includes an electric heating tube having a square-shaped cross-section. Like this, be convenient for operating personnel with the radiating aluminum sheet with welded mode with electric heating pipe be connected to ensure radiating aluminum sheet and electric heating pipe's connection stability.

As shown in fig. 3, each electric heating unit 20 is provided with a plug end 21, and the plug end 21 is used for connecting with an external power supply. In this way, it is ensured that the external power supply can supply the electrical heating unit 20 with electrical energy.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular is intended to include the plural unless the context clearly dictates otherwise, and it should be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (18)

1. A heating assembly, comprising:

a heat-conducting plate (10), the heat-conducting plate (10) having an accommodating portion;

an electric heating unit (20), wherein the electric heating unit (20) is arranged in the accommodating part, and the single electric heating unit (20) is distributed in the whole accommodating part;

the heat dissipation part (30) is arranged in the accommodating part, and the heat dissipation part (30) exchanges heat with the electric heating unit (20) so as to transfer heat generated by the electric heating unit (20) to a preset environment.

2. The heating assembly according to claim 1, wherein the heat-conducting plates (10) are plural, the accommodating portion is formed between two adjacent heat-conducting plates (10), the accommodating portion comprises a first mounting cavity (11), the first mounting cavity (11) extends along the length direction of the heat-conducting plates (10), the single electric heating unit (20) is distributed in the whole first mounting cavity (11), and the heat-radiating portion (30) is arranged in the first mounting cavity (11).

3. A heating assembly according to claim 2, wherein said first housing (11) is provided in plurality, and a plurality of said first housings (11) are provided at intervals, and each of said first housings (11) is provided with one of said electric heating units (20).

4. A heating assembly according to any one of claims 1 to 3, characterised in that the electric heating unit (20) comprises an electric heating tube or wire.

5. A heating assembly according to claim 2, wherein said electric heating unit (20) comprises a plurality of said first installation cavities (11) and electric heating wires, at least one of said first installation cavities (11) being provided with said electric heating pipe and at least one of the remaining first installation cavities (11) being provided with said electric heating wire.

6. Heating assembly according to claim 2,

electric heating unit (20) includes electric heating pipe, electric heating pipe follows the length direction of first installation cavity (11) set up in first installation cavity (11), radiating part (30) are including the heat dissipation aluminum sheet, the heat dissipation aluminum sheet is followed the length direction of first installation cavity (11) extends the setting and with electric heating pipe's surface is connected, electric heating pipe's at least one end stretches out the plane setting at heat dissipation aluminum sheet's corresponding one end place, and/or

Electric heating unit (20) include electric heating wire, electric heating wire follows the length direction of first installation cavity (11) set up in first installation cavity (11), radiating part (30) are including the heat dissipation aluminum sheet, the heat dissipation aluminum sheet is followed the length direction of first installation cavity (11) extends the setting and with electric heating wire's surface is connected, electric heating wire's at least one end stretches out the plane setting at heat dissipation aluminum sheet's corresponding one end place.

7. Heating assembly according to claim 6,

the difference value between the distance from one end of the radiating aluminum sheet to the plane where the groove wall of the first mounting cavity (11) is located and the distance from the end of one end of the electric heating tube to the plane where the groove wall is located is L1, wherein L1 is more than 0 and less than or equal to 2 mm.

8. Heating assembly according to claim 6,

the difference between the distance from one end of the heat dissipation aluminum sheet to the plane where the groove wall of the first mounting cavity (11) is located and the distance from the end of one end of the electric heating wire to the plane where the groove wall is located is L2, wherein the distance is more than 0 and less than or equal to 2mm and less than or equal to L2.

9. Heating assembly according to claim 3,

the heat dissipation parts (30) are multiple groups, a group of heat dissipation parts (30) are arranged in each first mounting cavity (11), and each group of heat dissipation parts (30) at least comprises two heat dissipation aluminum sheets.

10. A heating assembly according to claim 1, wherein the electric heating unit (20) comprises an electric heating tube having a square configuration in cross-section.

11. A heating assembly according to claim 6, wherein each electric heating unit (20) is provided with a plug end (21), said plug end (21) being adapted to be connected to an external power source.

12. A heating module, characterized in that it comprises a heating assembly according to any one of claims 1 to 11 and a housing (40), said housing (40) having a second mounting cavity (41), said heating assembly being arranged in said second mounting cavity (41).

13. A heating module according to claim 12, wherein said housing (40) comprises:

the heat dissipation device comprises a bottom plate (42), wherein a heat dissipation channel (421) is formed in the bottom plate (42);

the enclosing structure (43) is arranged on the outer peripheral side of the heat dissipation channel (421) in an enclosing mode, and the enclosing structure (43) encloses the second installation cavity (41).

14. A heating module according to claim 13, wherein a first limiting rib (4211) is arranged on the wall surface of the hole of the heat dissipation channel (421) along the width direction of the second installation cavity (41), and/or the first limiting rib (4211) is arranged in the length direction of the second installation cavity (41) in a protruding manner, and the heating assembly is overlapped on the first limiting rib (4211).

15. A heating module according to claim 14, wherein a second limiting rib (431) is convexly arranged on an inner wall surface of the surrounding structure (43) facing the second mounting cavity (41), and the second limiting rib (431) abuts against the heating assembly.

16. A heating module according to claim 13, wherein the heating assembly further comprises:

the limiting block (50), the limiting block (50) with the bottom plate (42) is connected, limiting holes (51) have been seted up on the limiting block (50), the orientation of bottom plate (42) be provided with limiting protrusions (422) on the surface of second installation cavity (41) one side, limiting protrusions (422) stretch into in the limiting holes (51).

17. A heat supply module according to claim 16, wherein the stopper (50) further has a mounting hole (52), the mounting hole (52) and the stopper hole (51) are spaced apart from each other, a mounting post is disposed on a surface of the bottom plate (42) facing the second mounting cavity (41), the mounting post is disposed opposite to the mounting hole (52), and a positioning hole is disposed on a surface of the mounting post opposite to the mounting hole (52), and the heat supply assembly further includes a fastening member, which passes through the mounting hole (52) and then extends into the positioning hole to connect the stopper (50) and the bottom plate (42).

18. A fan heater comprising a heating module according to any one of claims 12 to 17.

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