CN212299159U

CN212299159U - Electric heating device

Info

Publication number: CN212299159U
Application number: CN202021321883.3U
Authority: CN
Inventors: 喻辉; 白相星; 唐爱红; 衷卫健; 廖泓斌; 张毅
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2021-01-05
Anticipated expiration: 2030-07-07

Abstract

The application discloses an electric heating device, relates to the technical field of electric heating warming devices. The heating device comprises a main body, a heating device and a control device, wherein the main body is provided with a first end and a second end, and a plurality of heating sheets are arranged between the first end and the second end at intervals; a protection piece is arranged on one side of the first end and/or the second end, which is far away from the main body, and the protection piece is provided with a first cavity; the protective member covers the heating sheet at the first end and/or the second end. Compared with the prior art, the electric heating device disclosed in the application can obviously improve the heating efficiency, simultaneously avoids the safety problems such as scalding caused by mistakenly touching the outside heating sheet under the heating condition, and improves the safety of users when using electric heating products.

Description

Electric heating device

Technical Field

The application relates to the technical field of electric heating warming devices, in particular to an electric heating device.

Background

With the improvement of living standard and quality, various electric heating devices are applied to various use environments, wherein the electric oil-filled radiator has the advantages of heat storage and fast heating and is widely applied to various environments.

The heating sheets of the traditional electric heating device are all used as heating sheets, and part of the heating sheets are directly exposed in a touchable range, so that when the electric heating device is in a heating state, the temperature of the heating sheets in an exposed area is possibly higher than a safety temperature range specified by the national standard; in another mode, the outermost heating sheet is no longer used as a heating sheet, for example, the outermost heating sheet of the electric oil heating device is prevented from being overheated by a mode of not leading oil, so that potential safety hazards caused by overhigh temperature are avoided, the area of the heating sheet is reduced, and the heating power of the whole electric heating device is reduced.

Disclosure of Invention

In order to solve the technical problems of potential safety hazards and low heating efficiency of the electric heating device in the prior art, the electric heating device is high in heating power and safe to use.

In order to achieve the purpose of the invention, the following technical scheme is adopted in the application:

according to one aspect of the present application, there is provided an electric heating apparatus comprising a body having a first end and a second end with a plurality of heating fins spaced apart therebetween;

a protection member is arranged on one side of the first end and/or the second end, which is far away from the main body, and the protection member is provided with a first cavity;

the protective member covers the heating sheet at the first end and/or the second end.

According to an embodiment of the present application, the protection member includes a first side plate and a second side plate, the second side plate is disposed at two ends of the first side plate, the first side plate is disposed at a side away from the main body, and the first side plate, the second side plate and the heating sheet are integrally formed.

According to an embodiment of the present application, the protection member further includes a third side plate, the third side plate is attached to and covers the heating sheet, and the third side plate is integrally formed with the first side plate and the second side plate.

According to an embodiment of the application, the outer contour of the protection is equal to or larger than the outer contour of the heating sheet.

According to an embodiment of the present application, the protector is detachably fixed to the body.

According to an embodiment of the present application, the first cavity is filled with a constant temperature medium.

According to an embodiment of the application, the top of the protection is provided with an open mouth.

According to an embodiment of the present application, wherein the thermostatic medium comprises water.

According to an embodiment of the present application, the heating sheet is provided with a second cavity, the second cavity is filled with a heat conducting liquid, and the first cavity is wrapped in the second cavity.

According to an embodiment of the present application, the protection member further comprises a front shell, the front shell is disposed at the first end or the second end far away from the protection member, the front shell is detachably connected to the main body, and the front shell covers the heating sheet at a position corresponding to the front shell.

According to the technical scheme, the electric heating device has the advantages and positive effects that:

in this application the heating plate of the first end of main part and/or second end is kept away from the outside of main part is provided with the protection piece, and the protection piece is provided with first cavity, through the mode of protection piece cladding heating plate, avoids the heating plate to expose at tangible scope, just so the potential safety hazard that exists when having avoided the user to use, and the piece that heats just also can be regarded as to all heating plates homoenergetic simultaneously, has just also increased electric heater unit's the area that can heat, compares with prior art, the protection piece has avoided the main part outermost end heating plate exposes, and this the heating plate also can heat, and the abundant utilization generates heat a power in the electric heater unit, improves the piece that generates heat and external heat exchange efficiency, and then is showing the heating power who improves electric heater unit, security and reliability when improving the user simultaneously and using.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.

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

Fig. 1 is a schematic view showing the overall structure of an electric heating apparatus according to an exemplary embodiment.

Fig. 2 is a schematic diagram illustrating a partial cross-sectional structure of an electrical heating apparatus according to an exemplary embodiment.

FIG. 3 is another schematic illustration of a portion of an electrical heating apparatus according to an exemplary embodiment;

wherein the reference numerals are as follows:

1. a main body; 101. a first end; 102. a second end; 2. a heating plate; 201. a second cavity; 3. a protective member; 301. a first cavity; 302. a first side plate; 303. a second side plate; 304. a third side plate; 305. opening the opening; 4. a front shell.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

In order to improve the heating power of the electric heating device and avoid the potential safety hazard problem when the electric heating device is used in meeting the national standard, the electric heating device provided by the application is characterized in that the heating sheet 2 at the outermost side of the main body 1 is coated with the protection member 3, the protection member 3 is separated from the external environment, so that the heating sheet 2 is prevented from being directly exposed in a contactable range, the limit of the national standard on the safety temperature of the heating sheet 2 is met, the safety and the reliability of a user in use are improved, in addition, the protection member 3 is provided with a first cavity 301 structure, the protection member 3 is coated with the heating sheet 2, the structure of the first cavity 301 can be set according to the shape structure of the heating sheet 2, the volume of the first cavity 301 is adjusted according to the heating temperature of the heating sheet 2 so as to meet the requirements on safety and heating, and thus the heating sheet 2 is used as a heating sheet to participate in the heat exchange between the electric heating device and the outside, compared with the condition that part of the heating sheets 2 in the prior art are not used as heating sheets, the conversion efficiency of the heat of the heating piece in the electric heating device is obviously improved, and the heating efficiency of the whole electric heating device is further improved.

Referring to fig. 1 to 3 of the specification, according to one aspect of the present application, there is provided an electric heating apparatus including a main body 1, the main body 1 having a first end and a second end, a plurality of heating plates 2 being disposed at intervals between the first end and the second end;

a protection member 3 is arranged on one side of the first end and/or the second end far away from the main body 1, and the protection member 3 is provided with a first cavity 301;

the protection member 3 covers the heating sheet 2 at the first end and/or the second end.

It should be understood that, in another exemplary embodiment, the protection member 3 covers the heating sheet 2, so that the protection member 3 and the heating sheet 2 are matched in structure, and the protection member 3 is tightly attached to the surface of the heating sheet 2, and the first cavity 301 is disposed on the side away from the heating sheet 2. It should be understood by those skilled in the art that, due to the manufacturing process and different heating sheet structures of different electric heating apparatuses, the heating sheet 2 of the present application is provided with high and low temperature regions and a non-heating region, and the protection member 3 covers the heating sheet 3 means a high heat region covering the heating sheet.

In another exemplary embodiment, the protection member 3 covers the heating sheet 2, so that the protection member 3 completely covers the heating sheet 2 inside the protection member 3, and a space of the first cavity 301 is formed between the heating sheet 2 and the outer contour of the protection member 3. The skilled person in the art adjusts the position relationship between the protection member 3 and the heating plate 2 according to the use condition, so that the protection member 3 is arranged between the heating plate 2 and the outside at an interval to avoid direct exposure, thereby bringing a certain potential safety hazard to the user, and the volume of the first cavity 301 can be adjusted according to the actual use condition.

According to an embodiment of the present application, the protection member 3 includes a first side plate 302 and a second side plate 303, the second side plate 303 is disposed at two ends of the first side plate 302, the first side plate 302 is disposed at a side away from the main body 1, and the first side plate 302, the second side plate 303 and the heating plate 2 are integrally formed.

It should be understood that the first side plate 302, the second side plate 303 and the heating sheet 2 enclose the first cavity 301, and a person skilled in the art can flexibly adjust the area of the first side plate 302 and the second side plate 303 to make the protection member 3 cover the heating sheet 2, so as to facilitate the person skilled in the art to adjust the protection performance of the protection member 3 according to the heating power of the electric heating device.

On the other hand, because first curb plate 302 with second curb plate 303 reaches heating plate 2 integrated into one piece makes first cavity 301 is direct heating plate 2 contacts, utilizes the air medium in first cavity 301 is as the buffer layer of heating plate 2 heat conduction, simultaneously with the help of first curb plate 302 with second curb plate 303 is as the protection casing of avoiding the mistake to touch, improves user's the security when using. Preferably, the first side plate 302 and the second side plate 303 may be made of a metal plate material with good heat conduction.

According to an embodiment of the present application, the protection member 3 further includes a third side plate 304, the third side plate 304 is attached to the heating sheet 2, and the third side plate 304 is integrally formed with the first side plate 302 and the second side plate 303. It should be understood that, in the present embodiment, the first cavity 301 is enclosed by the third side plate 304 and the first and

second side plates

302 and 303, that is, the third side plate 304 is added between the heating plate 2 and the first cavity 301 as an intermediate structure for heat conduction and isolation, so as to increase the stability and the protection degree of the whole structure of the protection member 3, and at the same time, accelerate the heat exchange efficiency, thereby improving the heating efficiency of the electric heating device.

In another embodiment, the third side plate 304 can be detachably connected to the heating sheet 2 or the main body 1, so as to enhance the adjustability of the heating effect of the electric heating device during use, and facilitate the user to store the protecting member 3 when not in use, thereby reducing the volume of the electric heating device.

In another embodiment, preferably, the third side plate 304 may be configured to be closely attached to a plate of the heating sheet 2, and the third side plate 304 may be configured to be matched with the heating sheet 2 according to the structure of the heating sheet 2, so that the protection member 3 completely covers the heating sheet 2, the exchange area of the heating sheet 2 is increased, and the heating efficiency of the electric heating apparatus is further improved.

In another embodiment, the third side plate 304 may also be configured as a box structure formed by the first side plate 302 and the second side plate 303, and the first cavity 301 is an accommodating cavity in the box, so as to further improve the convenience of the user.

According to an embodiment of the present application, the outer contour of the protection member 3 is equal to or larger than the outer contour of the heat patch 2. It should be understood by those skilled in the art that the design principle of the present embodiment is to completely cover the protection member 3 and the heating sheet 2, so as to avoid the risk of the heating sheet 2 being directly exposed to the accessible area at the first end and/or the second end of the main body 1, resulting in accidental scald.

It should be understood that, as an example, in another embodiment, when the outer contour of the protection member 3 is equal to the outer contour of the heating plate 2, that is, the protection member 3 is to cover the heating plate 2 in a fitting manner, the first cavity 301 is disposed on a side of the heating plate 2 away from the main body 1.

In another embodiment, when the outer contour of the protection member 3 is larger than the outer contour of the heating plate 2, the heating plate 2 may be disposed in the first cavity, and the protection member 3 is fixedly connected to the main body 1 over the heating plate 2, or the heating plate 2 is disposed outside the first cavity 301, and the protection member 3 is fixedly connected to the main body 1 over the heating plate 2.

According to an embodiment of the present application, wherein the protection member 3 is detachably fixed to the body 1. As an example, the protection member 3 may be fixed to the first end and/or the second end of the main body 1 by a snap or a screw, so that a user can adjust the heating power when using the electric heating device, thereby improving the flexibility of use.

According to an embodiment of the present application, the first cavity 301 is filled with a constant temperature medium.

It should be understood that the thermal conductivity of the thermostatic medium can be selected according to the usage, the heat exchange coefficient of the heating sheet 2 can be increased, the maximum temperature of the protection member 3 to the outside can be controlled, and the thermostatic medium can be heated and diffused or evaporated after the temperature reaches a certain value, so as to prevent the scald problem caused by overheating of the protection member 3, and effectively improve the protection degree.

According to an embodiment of the present application, the top of the protector 3 is provided with an open mouth 305. It should be understood that the open port 305 is used for the injection of the very constant temperature medium or the exit of the heat diffusion. It should be clear that a person skilled in the art can arrange a plurality of open mouths 305 according to the use condition, and the arrangement position can also be arranged on the side, and can be adjusted according to the specific use condition. Are not described in detail.

According to an embodiment of the present application, wherein the thermostatic medium comprises water. It should be understood that, after the first cavity is filled with water, when the heating plate 2 is in a heating state, the protecting member 3 may further have a humidifying function, and water may evaporate from the opening 305, so that the electric heating device may increase the humidity of the environment during heating, and increase the comfort of the user.

According to an embodiment of the present disclosure, the heating plate 2 is provided with a second cavity 201, the second cavity 201 is filled with a heat conducting liquid, and the first cavity 301 is wrapped in the second cavity 201.

As an example, the heat transfer fluid may be heat transfer oil, which may improve the heat exchange efficiency of the heating sheet 2, the second cavities 201 may be provided in plurality, the second cavities 201 are communicated with each other, the first cavity 301 covers the second cavities 201, so as to improve the heating efficiency at the positions of the second cavities 201, preferably, the spacing spaces between the first cavities 301 and the second cavities 201 may be provided with the same spacing, which may further balance the heating efficiency of the heating sheet 2 by the protection member 3, and facilitate the user to monitor and adjust the surface temperature of the protection member 3.

According to an embodiment of the present application, the heat dissipation device further comprises a front housing 4, the front housing 4 is disposed at the first end or the second end far away from the protection member 3, the front housing 4 is detachably connected to the main body 1, and the front housing 4 covers the heating sheet 2 at a position corresponding to the front housing 4. It should be understood that the front housing 4 and the protection member 3 prevent the heating strips 2 at the two ends of the main body 1 from being exposed to the accessible range, thereby further improving the protection degree and heating efficiency of the electric heating apparatus.

Preferably, a control member placing area (not shown) may be reserved between the front case 4 and the heating sheet 2, and when the heating temperature of the heating sheet 2 is controlled by the control member and the surface temperature of the protection member 3 is detected at the same time, the heating power of the heating sheet 2 may be reduced when the surface temperature of the protection member 3 exceeds a preset value, so as to improve the safety and reliability of the electric heating apparatus.

It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The foregoing are merely exemplary embodiments of the present invention, which enable those skilled in the art to understand or practice the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An electric heating device comprising a body (1), characterized in that the body (1) has a first end (101) and a second end (102), a plurality of heating fins (2) being arranged at intervals between the first end (101) and the second end (102);

a protection piece (3) is arranged on one side of the first end (101) and/or the second end (102) far away from the main body (1), and the protection piece (3) is provided with a first cavity (301);

the protection element (3) covers the heating sheet (2) at the first end (101) and/or the second end (102).

2. An electric heating device as claimed in claim 1, wherein the protecting member (3) comprises a first side plate (302) and a second side plate (303), the second side plate (303) is disposed at two ends of the first side plate (302), the first side plate (302) is disposed at a side away from the main body (1), and the first side plate (302) is integrally formed with the second side plate (303) and the heating sheet (2).

3. An electric heating device as claimed in claim 2, characterized in that the protective element (3) further comprises a third side plate (304), the third side plate (304) being wrapped around the heating plate (2), the third side plate (304) being formed integrally with the first side plate (302) and the second side plate (303).

4. An electric heating device as claimed in claim 1, characterized in that the outer contour of the protective element (3) is equal to or larger than the outer contour of the heating plate (2).

5. An electric heating device as claimed in claim 1, characterized in that the protective element (3) is detachably fixed to the body (1).

6. An electric heating device as claimed in claim 1, characterized in that the first cavity (301) is filled with a thermostatic medium.

7. An electric heating device as claimed in claim 6, characterized in that the top of the protective element (3) is provided with an opening (305).

8. An electric heating device as claimed in claim 6, wherein said thermostatic medium comprises water.

9. An electric heating device as claimed in claim 1, characterized in that the heating plate (2) is provided with a second cavity (201), the second cavity (201) is filled with a heat-conducting liquid, and the first cavity (301) is enclosed in the second cavity (201).

10. An electric heating device as claimed in claim 1, further comprising a front shell (4), said front shell (4) being arranged at said first end (101) or said second end (102) remote from said protective member (3), said front shell (4) being detachably connected to said main body (1), said front shell (4) enclosing said heating sheet (2) at a position corresponding to said front shell (4).