CN219572099U - Electric heating device and air conditioner - Google Patents

Abstract

An electric heating device and an air conditioner are provided. The electric heating device includes: the radiating fins are provided with penetrating holes; the mounting tube is penetrated in the penetrating hole and is in interference connection with the radiating fins through a tube expanding process; and the heating component is arranged in the mounting tube. According to the electric heating device, the radiating fins are provided with the penetrating holes, the mounting pipes are penetrated in the penetrating holes, and the mounting pipes are in interference connection with the radiating fins through a pipe expanding process, so that the mounting pipes and the radiating fins are fixedly connected together, the process is simple, the connection efficiency is high, and therefore the production efficiency of the electric heating device is higher; in addition, the tube expansion process has no requirement on the thickness of the radiating fins, so the radiating fins can be designed to be thinner, the radiating efficiency of the radiating fins can be improved, and the production cost of the electric heating device can be reduced.

Description

Electric heating device and air conditioner

Technical Field

The utility model relates to the technical field of electrical equipment, in particular to an electric heating device and an air conditioner.

Background

The PTC ceramic heater for the air conditioner product comprises a heating element (namely a thermistor), a mounting pipe (namely an aluminum pipe) and a corrugated sheet, wherein the aluminum pipe is arranged on the corrugated sheet in a penetrating way, the thermistor is arranged in the aluminum pipe, and the corrugated sheet plays a role in heat dissipation.

Currently, there are two connection modes of aluminum pipes and corrugated sheets. One is adhesive bonding, i.e. the aluminum tube and the corrugated sheet are bonded together; the other is an integral type, namely, the corrugated sheet and the aluminum tube are processed and molded together by a machining mode. The two connecting modes have the problems of complex processing technology, low production efficiency and the like.

Disclosure of Invention

The utility model provides an electric heating device which has the advantages of simple manufacturing process, high production efficiency and the like.

The utility model also provides an air conditioner.

The electric heating device provided by the embodiment of the utility model comprises: the radiating fins are provided with penetrating holes; the mounting tube is penetrated in the penetrating hole and is in interference connection with the radiating fins through a tube expanding process; and the heating component is arranged in the mounting pipe.

In some exemplary embodiments, the wall of the through hole is provided with a flange, and the flange is abutted with the mounting tube.

In some exemplary embodiments, the heat dissipating fins have a thickness ranging from 0.06mm to 0.2mm.

In some exemplary embodiments, the heat dissipation fins include a plurality of holes that are sequentially disposed along an axial direction of the mounting tube, each heat dissipation fin has N through holes, all the through holes form N rows, the mounting tube includes N, N mounting tubes are disposed through the N rows of through holes, and N is greater than or equal to 2.

In some exemplary embodiments, the electric heating device further includes: and the insulating piece is arranged between the heating component and the mounting pipe.

In some exemplary embodiments, the heat generating component includes a power conductor and a heat generating element disposed in sequence along an axial direction of the mounting tube, the power conductor and the heat generating element being electrically connected.

In some exemplary embodiments, the heat generating component further comprises a filler member, the heat generating member being located between the power conducting member and the filler member.

In some exemplary embodiments, the heat generating component further comprises a fuse and a temperature controller, both electrically connected to the power lead.

In some exemplary embodiments, the electric heating device further includes: the fixing seat is arranged at the end part of the mounting tube.

The air conditioner provided by the embodiment of the utility model comprises the electric heating device in any embodiment.

According to the technical scheme provided by the embodiment of the utility model, the radiating fins are provided with the penetrating holes, the mounting pipes are penetrated in the penetrating holes, and the mounting pipes are in interference connection with the radiating fins through a pipe expanding process, so that the mounting pipes and the radiating fins are fixedly connected together, the process is simple, the connection efficiency is high, and therefore, the production efficiency of the electric heating device is higher; in addition, the tube expansion process has no requirement on the thickness of the radiating fins, so the radiating fins can be designed to be thinner, the radiating efficiency of the radiating fins can be improved, and the production cost of the electric heating device can be reduced.

Drawings

FIG. 1 is a schematic diagram of an electrical heating device according to some embodiments of the present utility model;

FIG. 2 is an exploded view of the electrical heating device of FIG. 1;

FIG. 3 is an exploded view of the combination of the heat generating component and the insulator of FIG. 2;

fig. 4 is a schematic structural view of the heat dissipating fin in fig. 2.

In the drawings, the list of components represented by the various numbers is as follows:

100 radiating fins, 110 penetrating holes, 120 flanging, 200 mounting pipes, 300 heating components, 310 power-on parts, 320 heating parts, 330 filling parts, 400 insulating parts and 500 mounting seats.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; "coupled" may be directly connected or indirectly connected through intervening media, and may be in the internal communication of two elements or in the interaction of two elements, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present utility model.

The electric heating device according to the embodiment of the present utility model, as shown in fig. 1 and 2, includes: a heat radiation fin 100, wherein the heat radiation fin 100 is provided with a penetrating hole 110; the mounting tube 200 is penetrated in the penetrating hole 110 and is in interference connection with the radiating fin 100 through a tube expansion process; and the heating component 300, the heating component 300 is set in the mounting tube 200, the heat generated when the heating component 300 operates is transferred to the radiating fin 100 through the mounting tube 200, and then is transferred outwards through the radiating fin 100.

According to the electric heating device, the radiating fins 100 are provided with the penetrating holes 110, the mounting tubes 200 are penetrated in the penetrating holes 110, and the mounting tubes 200 are in interference connection with the radiating fins 100 through a tube expansion process (namely, by utilizing the physical properties of elastic deformation and plastic deformation of metal and through the external force action of a tube expander, the tube is expanded on another object, so that the two objects are connected and the purposes of bearing and sealing are achieved), so that the mounting tubes 200 and the radiating fins 100 are fixedly connected together, the process is simple, the connection efficiency is high, and the production efficiency of the electric heating device is higher; in addition, the tube expansion process has no requirement on the thickness of the radiating fin 100, so the radiating fin 100 can be designed to be thinner, thereby not only improving the radiating efficiency of the radiating fin 100, but also reducing the production cost of the electric heating device.

However, the mounting tube 200 is configured as an aluminum tube or copper tube with better heat dissipation performance, and the purpose of the present utility model can be achieved in the above manner, and the purpose of the present utility model is not departing from the design concept of the present utility model, and the present utility model shall not be repeated herein.

The heat dissipation fin 100 may be an aluminum foil with good heat dissipation performance, and the thickness range of the heat dissipation fin 100 is 0.06mm to 0.2mm, so that the heat dissipation efficiency of the heat dissipation fin 100 can be improved, and the production cost of the electric heating device can be reduced (the thickness of the corrugated sheet in the related art is at least 1mm to more than 2mm, so as to meet the technological requirements in the related art).

In some embodiments, the heat sink fins 100 are fabricated by stamping aluminum foil.

In some examples, as shown in fig. 4, the hole wall of the through hole 110 is provided with a flange 120, the flange 120 is abutted with the mounting tube 200, that is, after the mounting tube 200 is expanded, the flange 120 is in close contact with the mounting tube 200 and in interference connection, the scheme increases the contact area between the radiating fin 100 and the mounting tube 200, so that not only the connection firmness between the radiating fin 100 and the mounting tube 200, but also the heat conduction efficiency between the mounting tube 200 and the radiating fin 100 can be improved.

In some examples, as shown in fig. 1 and 2, the heat dissipation fins 100 include a plurality of holes 110 sequentially arranged along an axial direction of the mounting tube 200, each heat dissipation fin 100 has N through holes 110, all the through holes 110 of the plurality of heat dissipation fins 100 form N rows, the mounting tube 200 includes N, N mounting tubes 200 are disposed in the N rows of through holes 110, N is greater than or equal to 2, so that a situation that a part of the plurality of heat dissipation fins 100 in the plurality of heat dissipation fins 100 are misaligned due to rotation on the mounting tube 200 can be avoided.

The number of the installation pipes 200 may be 5, 10, 20, 30, or the like; n may be set to 2, 3, 4, or the like; or may be such that the number of the through holes 110 of the heat radiating fin 100 and the number of the mounting tubes 200 are not set to correspond, etc.; the above objects of the present utility model can be achieved without departing from the spirit of the present utility model, and the present utility model shall not be repeated herein, and all the objects are within the scope of the present utility model.

In some exemplary embodiments, as shown in fig. 2 and 3, the electric heating apparatus further includes: the insulating part 400 is arranged between the heating component 300 and the mounting pipe 200, and the insulating part 400 isolates the heating component 300 from the mounting pipe 200, so that the use safety of the electric heating device is improved, and accidents such as electric shock and fire of a user caused by electric leakage of the electric heating device are avoided.

However, the insulating member 400 may be provided as an insulating sleeve or an insulating coating film, etc., so as to achieve the purpose of the present utility model, and the purpose thereof is not departing from the design concept of the present utility model, and the present utility model shall not be repeated herein.

In some exemplary embodiments, as shown in fig. 3, the heat generating assembly 300 includes a power lead 310 and a heat generating member 320 sequentially disposed in an axial direction of the mounting tube 200, the power lead 310 and the heat generating member 320 are electrically connected, and the power supply module supplies power to the heat generating member 320 through the power lead 310.

However, the current guiding member 310 may be a cable or a conductive column, which can achieve the purpose of the present utility model, and the purpose thereof is not departing from the design concept of the present utility model, and the present utility model shall not be repeated herein.

In some exemplary embodiments, as shown in fig. 3, the heat generating assembly 300 further includes a filler member 330, the heat generating member 320 being located between the power guiding member 310 and the filler member 330, the filler member 330 positioning the heat generating member 320 in the axial direction of the mounting tube 200, preventing the heat generating member 320 from moving in the axial direction of the mounting tube 200.

In some examples, the heating assembly 300 further includes a fuse and a temperature controller (not shown in the figures), both of which are electrically connected to the power lead 310, and the fuse and the temperature controller protect the electric heating device, so that the use safety of the electric heating device is effectively ensured.

In some exemplary embodiments, as shown in fig. 1 and 2, the electric heating apparatus further includes: the fixing base 500, the fixing base 500 is provided at the end of the installation tube 200, and the electric heating device is installed on the corresponding installation position through the fixing base 500.

In some examples, as shown in fig. 1 and 2, the fixing seats 500 include two fixing seats 500 provided at both ends of the installation tube 200, and the two fixing seats 500 may be fixed to the two installation positions by screws one by one.

The assembly process of the electric heating device provided by the embodiment of the utility model is as follows:

first,: manufacturing the radiating fin 100, and then penetrating the mounting tube 200 into the penetrating hole 110 of the radiating fin 100;

secondly: expanding the mounting tube 200 so that the heat radiating fins 100 are connected with the mounting tube 200 in an interference manner;

again: after the heat generating component 300 is assembled with the insulator 400, it is installed together in the installation tube 200;

finally: a fuse, a thermostat, and a fixing base 500 are installed.

An air conditioner (not shown in the drawings) according to an embodiment of the present utility model includes the electric heating device according to any one of the above embodiments.

The air conditioner has all the advantages of the electric heating device provided in any of the above embodiments, and will not be described herein.

In some embodiments, the air conditioner further comprises a main body, wherein two mounting positions are arranged in the main body, and the two fixing seats 500 are fixed on the two mounting positions in a one-to-one correspondence manner, so that the main body and the electric heating device are assembled together.

In summary, according to the technical scheme provided by the embodiment of the utility model, the radiating fins are provided with the penetrating holes, the mounting pipes are penetrated in the penetrating holes, and the mounting pipes are in interference connection with the radiating fins through a pipe expanding process, so that the mounting pipes and the radiating fins are fixedly connected together, the process is simple, the connection efficiency is high, and therefore, the production efficiency of the electric heating device is higher; in addition, the tube expansion process has no requirement on the thickness of the radiating fins, so the radiating fins can be designed to be thinner, the radiating efficiency of the radiating fins can be improved, and the production cost of the electric heating device can be reduced.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims (9)

1. An electric heating device, comprising:

the radiating fins are provided with penetrating holes;

the mounting tube is penetrated in the penetrating hole and is in interference connection with the radiating fins through a tube expanding process; and

the heating component is arranged in the mounting pipe and comprises an electricity guiding piece and a heating piece which are sequentially arranged along the axial direction of the mounting pipe, and the electricity guiding piece is electrically connected with the heating piece.

2. An electric heating device according to claim 1, wherein the wall of the through hole is provided with a flange, which abuts against the mounting tube.

3. An electric heating device according to claim 1, wherein the heat radiating fins have a thickness in the range of 0.06mm to 0.2mm.

4. The electric heating device according to claim 1, wherein the radiating fins include a plurality of radiating fins sequentially arranged in an axial direction of the mounting tube, each radiating fin has N through holes, all the through holes form N rows, the mounting tube includes N, N mounting tubes are provided in N rows of the through holes, and N is not less than 2.

5. An electric heating device according to any one of claims 1 to 4, further comprising:

and the insulating piece is arranged between the heating component and the mounting pipe.

6. An electrical heating apparatus in accordance with any one of claims 1 to 4 wherein the heat generating component further comprises a filler member, the heat generating member being located between the current lead member and the filler member.

7. An electric heating device according to any one of claims 1 to 4, wherein the heating assembly further comprises a fuse and a temperature controller, each electrically connected to the power conducting member.

8. An electric heating device according to any one of claims 1 to 4, further comprising:

the fixing seat is arranged at the end part of the mounting tube.

9. An air conditioner comprising the electric heating device according to any one of claims 1 to 8.